Weekly Information about Bright Comets (2025 Feb. 8: South)

Japanese version Home page	Updated on February 9, 2025
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Best time and the azimuth, altitude (A,h) are at lat. 35 deg in the Southern Hemisphere. Azimuth indicates 0 for south, 90 for west, 180 for north, 270 for east.

C/2024 G3 ( ATLAS ) It approached to Sun down to 0.09 a.u. on Jan. 13. It brightened up to -2 or -3 mag and it was detected even in the daylight. The nucleus was disintegrated on Jan. 19. However, its long tail is still visible. Now it is 4.5 mag (Jan. 30, Marco Goiato). Fading rapidly. In the Northern Hemisphere, it will never be observable after this. It stays extremely low in the Southern Hemisphere. But it will become high in spring. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Feb. 8 22 50.06 -37 3.7 1.594 0.871 28 7.4 20:34 ( 52, 11) Feb. 15 23 11.64 -38 29.0 1.750 1.037 30 8.4 20:24 ( 51, 12) 21P/Giacobini-Zinner It is visible at 11 mag in the SWAN images (Jan. 27, Vladimir Bezugly). Fading gradually. Now it is not observable. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Feb. 8 21 12.24 -0 42.4 2.122 1.195 14 11.8 3:53 (290,-25) Feb. 15 21 39.83 0 3.1 2.085 1.147 13 11.4 4:02 (288,-24) C/2023 A3 ( Tsuchinshan-ATLAS ) It brightened up to -3 mag due to the forward scattering on Oct. 9 in the SOHO coronagraph images (Q.-c. Zhang, Charles S. Morris). It became a great comet of 0 mag on the ground. Now it is 11.0 mag (Jan. 28, Ken-ichi Kadota). Fading slowly. In the Northern Hemisphere, it will be getting higher gradually. In the Southern Hemisphere, it is not observable now, but it will appear in March. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Feb. 8 20 10.56 10 24.1 3.323 2.537 31 11.6 3:53 (271,-19) Feb. 15 20 14.51 11 21.0 3.389 2.634 34 11.8 4:02 (265,-13) 249P/LINEAR It has not been observed yet in this apparition. It will fade out rapidly after this. It will be fainter than 18 mag in April. Now it is not observable. It will appear in March in the Northern Hemisphere. In the Southern Hemisphere, it will never be observable after this. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Feb. 8 21 34.13 -11 23.7 1.497 0.518 4 11.8 20:34 ( 61,-19) Feb. 15 22 23.05 -6 56.1 1.529 0.577 9 12.6 20:24 ( 70,-16) 13P/Olbers It returned for the first time in 68 years. It brightened up to 6.2 mag in early last summer (July 1, Virgilio Gonano). Fading slowly. It locates somewhat low in the Northern Hemisphere. In the Southern Hemisphere, it will be getting higher gradually. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Feb. 8 18 13.32 -18 39.6 3.755 3.152 46 13.4 3:53 (279, 21) Feb. 15 18 20.07 -19 6.5 3.743 3.223 51 13.6 4:02 (275, 27) C/2022 E2 ( ATLAS ) Now it is 12.9 mag (Jan. 31, Osamu Miyazaki). Fading slowly. In the Northern Hemisphere, it will be getting lower gradually. But it will be getting higher again after April. In the Southern Hemisphere, it is not observable now. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Feb. 8 1 26.45 53 6.4 3.848 3.894 85 13.5 20:34 (146,-15) Feb. 15 1 24.97 51 50.5 3.982 3.916 79 13.6 20:24 (143,-16) 29P/Schwassmann-Wachmann 1 Now it is 11.0 mag (Feb. 4, Michael Jager). It stays observable in good condition. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Feb. 8 9 57.90 9 27.0 5.286 6.261 170 13.6 0:47 (180, 46) Feb. 15 9 54.69 9 38.7 5.276 6.262 176 13.6 0:16 (180, 45) C/2021 G2 ( ATLAS ) Now it is 14.5 mag (Feb. 4, Michael Jager). It stays 14 mag for a while. It stays observable in good condition. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Feb. 8 15 25.92 -17 12.9 5.097 5.117 85 14.1 3:53 (250, 54) Feb. 15 15 28.90 -16 42.2 4.997 5.130 92 14.1 4:02 (240, 60) 12P/Pons-Brooks It returns for the first time in 70 years. It brightened up to 3.7 mag in early April in 2024 (Apr. 6, 2024, Jose Guilherme Aguiar). Now it is 15.0 mag (Jan. 10, Thomas Lehmann). It stays 15 mag for a while. In the Northern Hemisphere, it will be unobservable soon. In the Southern Hemisphere, it stays observable in good condition. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Feb. 8 17 7.81 -49 21.3 4.426 4.060 62 14.3 3:53 (308, 44) Feb. 15 17 11.74 -49 37.2 4.402 4.130 67 14.4 4:02 (308, 49) P/2023 S1 Now it is 14.7 mag (Feb. 3, Michael Jager). Fading slowly. It stays observable in good condition. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Feb. 8 8 50.34 18 45.7 1.643 2.622 170 14.4 23:35 (180, 36) Feb. 15 8 44.87 18 37.3 1.662 2.620 162 14.5 23:02 (180, 36) C/2022 QE78 ( ATLAS ) Now it is 14.4 mag (Jan. 10, Taras Prystavski). It stays 15 mag for a while. It stays observable in good condition. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Feb. 8 6 17.68 8 22.1 4.976 5.700 133 14.5 21:03 (180, 47) Feb. 15 6 16.59 9 3.9 5.041 5.686 126 14.6 20:34 (180, 46) C/2023 C2 ( ATLAS ) It brightened up to 12.7 mag in last summer (Aug. 7, Thomas Lehmann). Now it is 14.2 mag (Dec. 10, Ken-ichi Kadota). It stays 15 mag for a while. Now it is not observable. It will appear soon in the Northern Hemisphere, or in March in the Southern Hemisphere. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Feb. 8 21 11.11 -0 50.1 3.484 2.542 14 14.6 3:53 (290,-25) Feb. 15 21 21.74 1 19.4 3.505 2.571 16 14.6 4:02 (284,-21) C/2022 N2 ( PanSTARRS ) It is expected to brighten up to 13 mag in autumn, and it will be observable in good condition. Now it is 14.8 mag (Jan. 14, Ken-ichi Kadota). It stays 14 mag for a while. In the Northern Hemisphere, it will be unobservable in March. But it will be observable again in May. In the Southern Hemisphere, it is not observable now, but it will appear in May. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Feb. 8 23 39.77 1 22.1 4.863 4.117 36 14.6 20:34 ( 90, -3) Feb. 15 23 47.37 2 12.9 4.900 4.095 31 14.6 20:24 ( 89, -5) 48P/Johnson Now it is 16.6 mag (Oct. 9, Hidetaka Sato). It stays 15 mag for a while. Now it is not observable. It will appear in March in the Southern Hemisphere, or in June in the Northern Hemisphere. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Feb. 8 21 25.29 -19 6.2 2.997 2.014 4 14.9 3:53 (307,-15) Feb. 15 21 42.72 -18 5.3 2.990 2.010 5 14.8 4:02 (303,-12) C/2024 J2 ( Wierzchos ) Brightened rapidly. Now it is 14.9 mag (Dec. 29, Ken-ichi Kadota). It stays 15 mag for a while. In the Northern Hemisphere, it will be unobservable in April. In the Southern Hemisphere, it is not observable now, but it will appear in May. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Feb. 8 21 29.16 27 14.3 2.488 1.880 42 14.9 20:34 ( 97,-42) Feb. 15 21 51.18 26 12.6 2.519 1.858 38 14.9 4:02 (263,-40) 49P/Arend-Rigaux Now it is 15.5 mag (Jan. 19, Michael Jager). It stays 15 mag for a while. It locates somewhat low. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Feb. 8 1 26.69 -7 17.7 1.840 1.583 59 15.3 20:34 ( 99, 24) Feb. 15 1 42.48 -4 45.4 1.852 1.553 56 15.1 20:24 (101, 22) C/2023 Q1 ( PanSTARRS ) Now it is 15.5 mag (Jan. 26, Michael Jager). Fading gradually. In the Northern Hemisphere, it stays observable in good condition. In the Southern Hemisphere, it is not observable now, but it will appear in April. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Feb. 8 7 45.71 71 18.5 2.025 2.679 121 15.2 22:32 (180,-16) Feb. 15 7 43.25 69 32.6 2.072 2.701 119 15.3 22:02 (180,-14) C/2024 L5 ( ATLAS ) Now it is 15.8 mag (Jan. 14, ATLAS Chile). It stays 15 mag for a while. It locates somewhat low in the Northern Hemisphere. But it will become high in spring. In the Southern Hemisphere, it stays observable in good condition. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Feb. 8 15 2.63 -31 11.7 3.349 3.444 87 15.4 3:53 (270, 65) Feb. 15 14 54.96 -31 14.3 3.200 3.439 95 15.2 4:02 (262, 74) C/2014 UN271 ( Bernardinelli-Bernstein ) Very large comet. It is expected to brighten up to 13 mag in 2031. Now it is 15.1 mag (Jan. 9, Thomas Lehmann). It stays 15 mag for a while. In the Northern Hemisphere, it is not observable now. In the Southern Hemisphere, it stays observable in good condition. In the Northern Hemisphere, it is not observable until 2030. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Feb. 8 3 31.94 -68 44.7 15.662 15.461 76 15.4 20:34 ( 19, 51) Feb. 15 3 32.65 -68 23.6 15.644 15.438 76 15.4 20:24 ( 21, 50) 37P/Forbes It brightened up to 12.3 mag in autumn (Oct. 31, Thomas Lehmann). It will fade out rapidly after this. It will be fainter than 18 mag in May. It will never be observable after this. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Feb. 8 22 30.35 -5 56.3 2.892 1.979 18 15.4 20:34 ( 74,-12) Feb. 15 22 45.69 -4 8.8 2.950 2.015 15 15.6 20:24 ( 75,-14) 496P/2024 S3 ( Hill ) First return of a new periodic comet which brightened up to 15 mag in 2010. Now it is 16.5 mag (Jan. 22, Toshihiko Ikemura, Hirohisa Sato). Fading slowly. In the Northern Hemisphere, it stays observable in good condition. It stays extremely low in the Southern Hemisphere. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Feb. 8 3 0.11 24 41.7 1.324 1.658 90 15.5 20:34 (140, 18) Feb. 15 3 14.53 26 34.4 1.363 1.643 87 15.4 20:24 (141, 16) 43P/Wolf-Harrington Now it is 15.7 mag (Jan. 10, Ken-ichi Kadota). It stays 15 mag for a while. It will be unobservable in May. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Feb. 8 2 15.95 14 47.1 2.787 2.749 77 15.6 20:34 (125, 19) Feb. 15 2 24.23 15 9.4 2.857 2.727 72 15.6 20:24 (124, 17) C/2023 T3 ( Fuls ) Now it is 16.1 mag (Jan. 4, Ken-ichi Kadota). It stays 16 mag for a while. It locates somewhat low in the Northern Hemisphere. In the Southern Hemisphere, it stays observable in good condition. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Feb. 8 13 16.53 -34 57.2 3.150 3.551 105 15.7 3:53 (272, 88) Feb. 15 13 19.16 -35 26.1 3.069 3.553 111 15.6 3:40 ( 0, 89) C/2023 H5 ( Lemmon ) Now it is 15.9 mag (Jan. 23, Ken-ichi Kadota). It stays 16 mag for a while. In the Northern Hemisphere, it stays observable in good condition. In the Southern Hemisphere, it will be unobservable soon. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Feb. 8 12 22.48 50 16.8 3.771 4.470 130 15.7 3:11 (180, 5) Feb. 15 12 18.39 52 41.9 3.747 4.455 130 15.7 2:39 (180, 3) 472P/2023 RL75 ( NEAT-LINEAR ) Now it is 15.8 mag (Jan. 10, Taras Prystavski). Fading gradually. It will be fainter than 18 mag in June. It stays observable in good condition. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Feb. 8 6 7.73 10 12.0 2.956 3.684 131 15.8 20:53 (180, 45) Feb. 15 6 7.67 10 29.7 3.050 3.702 124 15.9 20:26 (180, 44) C/2024 A1 ( ATLAS ) Now it is 15.8 mag (Jan. 18, Ken-ichi Kadota). It stays 16 mag for a while. In the Northern Hemisphere, it will be getting lower gradually after this, and it will be unobservable in June. In the Southern Hemisphere, it stays observable in good condition. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Feb. 8 6 52.02 -13 34.2 3.297 4.027 132 15.8 21:37 (180, 68) Feb. 15 6 45.90 -11 15.8 3.332 4.011 127 15.8 21:03 (180, 66) C/2023 F3 ( ATLAS ) Now it is 16.7 mag (Jan. 10, Taras Prystavski). It stays 16 mag for a while. It stays extremely low in the Northern Hemisphere. But it will become high in winter. In the Southern Hemisphere, it stays observable in good condition. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Feb. 8 13 13.10 -47 8.9 4.932 5.191 99 16.1 3:53 (353, 78) Feb. 15 13 3.94 -47 24.8 4.825 5.192 106 16.1 3:25 ( 0, 77) C/2017 K2 ( PanSTARRS ) It brightened up to 8 mag from 2022 summer to 2023 spring. Now it is 15.6 mag (Jan. 23, Toshihiko Ikemura, Hirohisa Sato). It stays 17 mag for a while. It will be getting lower gradually after this, and it will be unobservable in May. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Feb. 8 5 26.29 22 27.6 7.345 7.927 123 16.1 20:34 (174, 32) Feb. 15 5 24.43 22 39.9 7.503 7.980 115 16.1 20:24 (169, 31) C/2022 R6 ( PanSTARRS ) Now it is 16.2 mag (Jan. 18, Ken-ichi Kadota). It stays 16 mag for a while. In the Northern Hemisphere, it will be unobservable in May. In the Southern Hemisphere, it stays observable in good condition. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Feb. 8 6 42.61 -26 58.1 6.123 6.701 122 16.2 21:28 (180, 82) Feb. 15 6 41.20 -26 3.5 6.154 6.692 119 16.2 20:59 (180, 81) C/2024 B1 ( Lemmon ) It brightened up to 13.1 mag in autumn (Nov. 1, Thomas Lehmann). Now it is 16.1 mag (Jan. 4, Ken-ichi Kadota). Fading gradually. It will be fainter than 18 mag in May. In the Northern Hemisphere, it stays observable in good condition. In the Southern Hemisphere, it will be getting higher gradually. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Feb. 8 17 51.61 15 38.8 2.594 2.290 61 16.3 3:53 (247, 5) Feb. 15 17 57.11 15 10.8 2.593 2.350 64 16.5 4:02 (242, 11) 65P/Gunn Now it is 16.2 mag (July 30, Thomas Lehmann). Brightening slowly. It locates somewhat low in the Northern Hemisphere. In the Southern Hemisphere, it stays observable in good condition. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Feb. 8 17 31.61 -24 5.4 3.439 2.995 55 16.4 3:53 (279, 32) Feb. 15 17 41.98 -24 24.8 3.351 2.988 60 16.4 4:02 (276, 37) 30P/Reinmuth 1 Now it is 17.5 mag (Jan. 25, Toshihiko Ikemura, Hirohisa Sato). Fading slowly. It stays observable in good condition. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Feb. 8 14 54.40 -7 3.5 2.054 2.366 95 16.4 3:53 (229, 52) Feb. 15 14 59.75 -7 0.5 2.001 2.402 101 16.5 4:02 (217, 57) C/2020 K1 ( PanSTARRS ) It brightened up to 12.1 mag in 2023 spring (May 20, 2023, Jose Guilherme de S. Aguiar). Now it is 16.1 mag (Dec. 1, Thomas Lehmann). It stays 17 mag for a while. In the Northern Hemisphere, it will be unobservable in May. In the Southern Hemisphere, it stays observable in good condition. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Feb. 8 5 38.37 -34 16.4 6.142 6.495 106 16.5 20:34 (110, 88) Feb. 15 5 35.95 -33 2.3 6.244 6.544 103 16.5 20:24 (105, 83) C/2019 U5 ( PanSTARRS ) Now it is 16.0 mag (Jan. 10, ATLAS South Africa). It stays 17 mag for a while. In the Northern Hemisphere, it will be unobservable in April. In the Southern Hemisphere, it stays observable in good condition. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Feb. 8 5 43.29 -48 18.5 6.537 6.772 99 16.5 20:34 ( 4, 77) Feb. 15 5 37.64 -47 24.0 6.621 6.816 97 16.6 20:24 ( 22, 76) (3200) Phaethon Parent asteroid of Geminids meteor shower. Now it is 16.0 mag (Nov. 30, Katsumi Yoshimoto). It brightens up to 13.5 mag, but it will turn to fade out rapidly after that. It will be unobservable in March. But it will be observable again in May in the Northern Hemisphere, or in June in the Southern Hemisphere. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Feb. 8 1 30.83 12 37.8 1.084 1.139 66 16.7 20:34 (116, 13) Feb. 15 1 32.30 11 18.1 1.086 1.030 59 16.6 20:24 (112, 10) P/2019 Y3 ( Catalina ) It will approach to Earth down to 0.3 a.u. in March, and it is expected to brighten up to 16 mag. Now it is 18.2 mag (Jan. 29, Michael Jager). It brightens up to 16 mag, but it will turn to fade out rapidly after that. It will be fainter than 18 mag in May. In the Northern Hemisphere, it stays observable in good condition. In the Southern Hemisphere, it will be getting lower gradually after this, and it will be unobservable in March. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Feb. 8 2 38.56 -9 46.3 0.494 0.991 76 16.9 20:34 (109, 40) Feb. 15 2 48.20 -2 30.7 0.446 0.961 73 16.6 20:24 (115, 33) C/2019 L3 ( ATLAS ) It brightened up to 8.3 mag in 2021-2022 winter (Jan. 6, 2022, Toshiyuki Takahashi). Now it is 17.1 mag (Dec. 30, ATLAS South Africa). It stays 17 mag for a while. In the Northern Hemisphere, it will never be observable after this. In the Southern Hemisphere, it stays observable in good condition. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Feb. 8 12 36.50 -59 5.1 9.447 9.607 96 16.7 3:25 ( 0, 66) Feb. 15 12 34.22 -59 28.9 9.416 9.651 100 16.7 2:55 ( 0, 65) 105P/Singer Brewster It stays 17 mag for a while. It locates somewhat low in the Northern Hemisphere. But it will become high in spring. In the Southern Hemisphere, it will be getting higher gradually. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Feb. 8 17 48.34 -17 26.4 2.507 2.056 52 16.8 3:53 (274, 25) Feb. 15 18 4.19 -17 6.0 2.452 2.060 55 16.7 4:02 (271, 29) C/2024 J3 ( ATLAS ) It will brighten up to 13 mag in 2026. Now it is 17.1 mag (Sept. 21, ATLAS Chile). Brightening slowly. In the Northern Hemisphere, it will be unobservable soon. But it will be observable again in February. In the Southern Hemisphere, it will be getting higher gradually. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Feb. 8 19 24.45 -27 36.4 7.465 6.638 30 16.8 3:53 (296, 12) Feb. 15 19 28.29 -27 8.4 7.358 6.595 36 16.7 4:02 (291, 18) C/2024 Y1 ( Masek ) Now it is 15.8 mag (Jan. 24, Martin Masek). Fading rapidly. It will be fainter than 18 mag soon. It stays observable in good condition. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Feb. 8 3 40.94 -24 8.6 1.214 1.526 87 16.8 20:34 (104, 60) Feb. 15 3 58.12 -16 58.1 1.330 1.619 87 17.2 20:24 (115, 56) 195P/Hill Now it is 16.9 mag (Jan. 9, ATLAS South Africa). It stays 17 mag for a while. In the Northern Hemisphere, it will be getting lower gradually after this, and it will be unobservable in May. In the Southern Hemisphere, it stays observable in good condition. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Feb. 8 6 22.90 -8 43.0 3.831 4.514 128 16.9 21:08 (180, 64) Feb. 15 6 21.07 -8 30.5 3.893 4.508 123 16.9 20:39 (180, 64) C/2024 M1 ( ATLAS ) Almost stellar. It brightened up to 13.7 mag from late November to early December (Dec. 5, Toshihiko Ikemura, Hirohisa Sato). Now it is 16.4 mag (Jan. 12, Thomas Lehmann). Fading slowly. It will be fainter than 18 mag in March. In the Northern Hemisphere, it stays observable in good condition. In the Southern Hemisphere, it will never be observable after this. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Feb. 8 2 19.29 50 33.3 1.692 1.980 91 16.9 20:34 (150, -7) Feb. 15 2 20.42 52 2.7 1.831 2.025 86 17.1 20:24 (149,-10) C/2019 E3 ( ATLAS ) Very far object. Now it is 16.9 mag (Dec. 20, ATLAS Chile). It stays 17 mag for a while. In the Northern Hemisphere, it is not observable now. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Feb. 8 0 47.96 -58 54.8 11.090 10.590 57 17.0 20:34 ( 39, 37) Feb. 15 0 49.74 -58 10.7 11.118 10.599 56 17.0 20:24 ( 39, 35) C/2022 L2 ( ATLAS ) Now it is 16.6 mag (Jan. 13, ATLAS Chile). Fading slowly. It will be fainter than 18 mag in April. It locates somewhat low in the Northern Hemisphere. In the Southern Hemisphere, it stays observable in good condition. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Feb. 8 6 53.99 -38 52.4 3.758 4.275 115 17.2 21:38 ( 0, 86) Feb. 15 6 43.07 -37 13.7 3.844 4.325 112 17.3 21:00 ( 0, 88) 32P/Comas Sola It brightened up to 13.5 mag in last winter (Dec. 5, 2023, Chris Wyatt). Now it is 17.8 mag (Dec. 28, ATLAS-HKO, Haleakala). Fading slowly. It will be fainter than 18 mag in May. It stays observable in good condition. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Feb. 8 14 29.06 -7 54.6 2.797 3.147 101 17.2 3:53 (221, 57) Feb. 15 14 30.83 -8 2.0 2.736 3.184 108 17.2 4:02 (206, 61) 276P/Vorobjov Now it is 17.2 mag (Jan. 22, Ken-ichi Kadota). It stays 18 mag for a while. It will be unobservable in May. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Feb. 8 2 53.26 9 21.2 3.875 3.908 84 17.3 20:34 (129, 29) Feb. 15 2 57.91 9 39.2 3.981 3.910 78 17.3 20:24 (126, 27) 487P/2024 N5 ( Siding Spring ) First return of a new periodic comet which brightened up to 16 mag in 2012. It brightened up to 14.3 mag from November to December (Nov. 28, A. Diepvens). Now it is 15.9 mag (Jan. 7, Ken-ichi Kadota). It will fade out rapidly after this. It will be fainter than 18 mag soon. In the Northern Hemisphere, it stays observable in good condition. In the Southern Hemisphere, it will never be observable after this. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Feb. 8 3 9.12 57 48.5 1.714 2.127 100 17.3 20:34 (160, -9) Feb. 15 3 22.32 58 10.6 1.812 2.163 96 17.6 20:24 (160, -9) C/2024 G2 ( ATLAS ) Now it is 17.4 mag (Jan. 4, B. Lutkenhoner, E. Cortes). It stays 17 mag for a while. It stays extremely low in the Northern Hemisphere. But it will become high in autumn. In the Southern Hemisphere, it stays observable in good condition. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Feb. 8 12 42.62 -48 25.5 5.121 5.428 102 17.4 3:31 ( 0, 76) Feb. 15 12 36.15 -48 7.8 5.013 5.420 109 17.3 2:57 ( 0, 77) C/2024 E1 ( Wierzchos ) It is expected to brighten up to 5 mag in 2026 January. Now it is 17.6 mag (Jan. 4, ATLAS-HKO, Haleakala). Brightening gradually. In the Northern Hemisphere, it stays observable in good condition. In the Southern Hemisphere, it is not observable now, but it will appear in March. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Feb. 8 17 56.04 42 12.4 5.092 4.928 74 17.5 3:53 (226,-12) Feb. 15 18 1.94 42 50.6 4.986 4.856 76 17.4 4:02 (222, -8) 242P/Spahr Now it is 17.3 mag (Jan. 13, ATLAS South Africa). It stays 18 mag for a while. In the Northern Hemisphere, it will be getting lower gradually after this, and it will be unobservable in May. In the Southern Hemisphere, it stays observable in good condition. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Feb. 8 3 50.45 -12 47.2 3.812 3.977 92 17.4 20:34 (123, 55) Feb. 15 3 53.48 -11 58.2 3.902 3.979 87 17.5 20:24 (119, 52) (308607) 2005 WY3 Peculiar asteroid moving along a cometary orbit. Now it is 18.5 mag (Sept. 11, ATLAS-HKO, Haleakala). It stays 17 mag for a while. In the Northern Hemisphere, it will be getting lower gradually after this, and it will be unobservable in May. In the Southern Hemisphere, it stays observable in good condition. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Feb. 8 3 32.64 -11 57.4 2.078 2.275 88 17.5 20:34 (119, 52) Feb. 15 3 39.12 -10 54.1 2.107 2.233 84 17.5 20:24 (117, 49) C/2021 S4 ( Tsuchinshan ) Now it is 17.3 mag (Jan. 8, ATLAS-HKO, Haleakala). It stays 18 mag for a while. In the Northern Hemisphere, it stays observable in good condition. It stays extremely low in the Southern Hemisphere. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Feb. 8 7 16.21 41 38.2 6.381 7.178 141 17.6 22:02 (180, 13) Feb. 15 7 14.37 41 26.2 6.462 7.195 135 17.7 21:32 (180, 14) P/2015 CD60 ( LINEAR ) Now it is 17.6 mag (Jan. 22, Toshihiko Ikemura, Hirohisa Sato). It will fade out rapidly after this. It will be fainter than 18 mag soon. It stays observable in good condition. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Feb. 8 6 55.42 13 24.5 1.141 2.020 143 17.6 21:41 (180, 42) Feb. 15 6 56.14 12 37.7 1.201 2.036 136 17.8 21:14 (180, 42) 130P/McNaught-Hughes It brightened up to 14 mag from summer to autumn. Now it is 17.0 mag (Jan. 10, Ken-ichi Kadota). Fading slowly. It will be fainter than 18 mag soon. In the Northern Hemisphere, it will be getting lower gradually. It locates somewhat low in the Southern Hemisphere. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Feb. 8 2 23.65 12 50.4 2.944 2.916 78 17.7 20:34 (125, 22) Feb. 15 2 30.99 13 37.2 3.072 2.949 73 17.9 20:24 (124, 19) 305P/Skiff Now it is 17.1 mag (Jan. 13, Catalina Sky Survey). It will fade out rapidly after this. It will be fainter than 18 mag soon. In the Northern Hemisphere, it stays observable in good condition. It locates somewhat low in the Southern Hemisphere. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Feb. 8 3 4.26 11 51.5 1.445 1.719 87 17.7 20:34 (133, 29) Feb. 15 3 22.58 12 32.0 1.544 1.764 85 17.9 20:24 (134, 29) C/2024 V1 ( Borisov ) Now it is 17.7 mag (Jan. 23, Ken-ichi Kadota). Fading slowly. It will be fainter than 18 mag in April. In the Northern Hemisphere, it stays observable in good condition. In the Southern Hemisphere, it is not observable now, but it will be observable soon. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Feb. 8 9 5.68 60 1.9 1.596 2.396 134 17.8 23:49 (180, -5) Feb. 15 8 45.58 57 12.2 1.585 2.377 133 17.8 23:02 (180, -2) C/2023 R2 ( PanSTARRS ) It must have brightened up to 11 mag in last summer. However, it has been too close to Sun and unobservable for a long time. Fading slowly. In the Northern Hemisphere, it will be getting higher gradually. It locates somewhat low in the Southern Hemisphere. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Feb. 8 19 9.92 1 49.5 3.587 2.871 37 17.9 3:53 (269, -2) Feb. 15 19 18.67 2 38.4 3.621 2.954 41 18.0 4:02 (265, 3) C/2022 U1 ( Leonard ) Now it is 17.8 mag (Nov. 12, ATLAS-HKO, Haleakala). It stays 18 mag for a while. In the Northern Hemisphere, it will be getting higher gradually. In the Southern Hemisphere, it is not observable now, but it will be observable soon. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Feb. 8 19 38.43 13 23.4 5.688 4.960 39 17.9 3:53 (264,-15) Feb. 15 19 40.58 13 24.5 5.679 4.991 42 17.9 4:02 (259, -7) (468861) 2013 LU28 Now it is 18.0 mag (Aug. 18, Taras Prystavski). It stays 18 mag for a while. In the Northern Hemisphere, it stays observable in good condition. It locates somewhat low in the Southern Hemisphere. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Feb. 8 6 51.26 36 5.7 8.068 8.843 139 17.9 21:37 (180, 19) Feb. 15 6 46.81 35 43.1 8.155 8.849 132 18.0 21:05 (180, 19) P/2008 Y12 = P/2014 K3 ( SOHO ) It will approach to Sun down to 0.07 a.u. on Mar. 3. Now it is not observable. It will appear in March in the Southern Hemisphere. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Feb. 8 21 3.32 -17 32.5 1.787 0.813 6 20.4 3:53 (302,-12) Feb. 15 21 29.46 -14 39.1 1.608 0.635 6 19.1 4:02 (298,-12) (431760) 2008 HE It will approach to Sun down to 0.11 a.u. on Mar. 9. It stays extremely low in the Northern Hemisphere. In the Southern Hemisphere, it will be unobservable in March. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Feb. 8 19 23.30 -18 19.9 1.622 0.906 29 20.1 3:53 (288, 7) Feb. 15 20 1.87 -16 45.7 1.476 0.751 27 19.6 4:02 (286, 6) 323P/SOHO Now it is 20.9 mag (Feb. 6, Steward Observatory, Mt. Lemmon Station). It will approach to Sun down to 0.04 a.u. on Mar. 14. It approaches to Earth down to 0.2 a.u. in mid February, and it will be observable in good condition. It will be getting lower gradually. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Feb. 8 14 40.49 -19 37.7 0.333 1.070 95 21.1 3:53 (239, 64) Feb. 15 17 14.80 -28 38.5 0.226 0.920 66 20.3 4:02 (277, 46)