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It brightened rapidly. Now it is very bright as 8.5 mag (Oct. 24, Carlos Labordena). It stays observable at 8 mag in excellent condition from October to November.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Oct. 24 5 7.19 -19 22.7 0.412 1.268 123 8.1 2:57 (180, 75)
Oct. 31 5 16.13 -12 49.9 0.385 1.271 129 8.0 2:38 (180, 68)
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Now it is 8.6 mag (Oct. 20, Seiichi Yoshida). It stays bright as 8-9 mag until early November. It will be observable in excellent condition in the Southern Hemisphere. It locates very low in the Northern Hemisphere.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Oct. 24 18 16.98 -27 17.3 1.516 1.387 63 8.9 19:53 ( 83, 42)
Oct. 31 18 44.80 -26 58.1 1.558 1.405 62 9.1 20:01 ( 82, 40)
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Now it is very bright as 8.5-9.0 mag (Oct. 25, Giuseppe Pappa). In the Northern Hemisphere, appearing in the morning sky. It stasy observable after this while the comet will be fading rapidly. In the Southern Hemipshere, it will never be observable again.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Oct. 24 13 3.77 4 6.2 0.829 0.360 20 9.2 3:36 (278,-18)
Oct. 31 13 31.66 9 4.3 1.030 0.461 26 10.7 3:26 (275,-23)
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Now it is very bright as 9.9 mag (Oct. 25, Marco Goiato). It will approach to Sun down to 0.4 a.u. on Dec. 13, and it is expected to brighten up to 6 mag. It stays observable while the comet is brightening until late November when it brightens up to 7 mag.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Oct. 24 9 45.43 -3 21.4 1.316 1.224 62 10.5 3:36 (254, 27)
Oct. 31 10 22.11 -7 19.1 1.201 1.097 59 9.8 3:26 (261, 25)
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Brightened rapidly. Now it is very bright as 11.0 mag (Oct. 23, Marco Goiato). It is observable at 11-12 mag in excellent condition from October to November.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Oct. 24 23 31.59 -20 53.2 0.481 1.364 132 11.9 21:19 (180, 75)
Oct. 31 23 31.91 -15 36.3 0.484 1.349 128 11.4 20:52 (180, 70)
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It approached to Sun down to 0.29 a.u. on July 3, and it brightened up to 0.6 mag (Alan Hale). Now it is fading. It has faded down to 11.3 mag in September (Sept. 27, Mitsunori Tsumura). Now it is not observable. It will appear in the morning sky at 14 mag.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Oct. 24 15 29.34 -16 16.5 3.179 2.301 23 12.1 19:53 ( 72, 2)
Oct. 31 15 36.33 -17 14.5 3.327 2.404 18 12.4 20:01 ( 67, -3)
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Now it is 11.2 mag (Sept. 11, Carlos Labordena). Now it is not observable. It will appear in the morning sky at 13.5 mag.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Oct. 24 15 25.14 -13 41.1 3.621 2.726 22 12.3 19:53 ( 73, 0)
Oct. 31 15 34.47 -15 19.3 3.721 2.792 17 12.5 20:01 ( 68, -4)
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It brightened up to 13.5 mag in summer (July 31, Ken-ichi Kadota). Now it is not observable. It is expected to brighten up to 12 mag from autumn to winter. In the Southern Hemisphere, it will appear in the morning sky in December, then it stays observable in good condition. In the Northern Hemisphere, it will be observable in the extremely low sky only from November to December.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Oct. 24 13 19.74 -1 20.4 2.731 1.779 13 12.9 3:36 (285,-18)
Oct. 31 13 26.42 -4 49.2 2.685 1.755 16 12.9 3:26 (286,-14)
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Now it is 14.6 mag (Oct. 23, Toshihiko Ikemura, Hirohisa Sato).
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Oct. 24 2 38.67 27 15.4 4.881 5.832 161 13.2 0:30 (180, 28)
Oct. 31 2 35.17 27 2.6 4.863 5.834 166 13.2 23:54 (180, 28)
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First return of a new periodic comet which brightened up to 13 mag in 2009. Now it is 14.7 mag (Oct. 19, Thomas Lehmann). It is expected to brighten up to 12 mag and to be observable in excellent condition in winter.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Oct. 24 4 3.87 -9 25.8 0.577 1.490 141 14.3 1:54 (180, 64)
Oct. 31 4 9.59 -10 52.3 0.532 1.455 143 13.9 1:32 (180, 66)
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It brightened up to 11.3 mag in September (Sept. 12, Carlos Labordena). Now it is fading rapidly. It has already faded down to 16.6 mag (Oct. 11, Katsumi Yoshimoto). It stays observable in excellent condition in the Northern Hemipshere. It becomes observable in low sky from October to November also in the Southern Hemipshere.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Oct. 24 19 53.22 26 42.5 1.250 1.664 94 14.2 19:53 (148, 21)
Oct. 31 19 48.16 21 33.5 1.452 1.725 87 14.7 20:01 (137, 20)
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Now it is 15.3 mag (Sept. 12, SONEAR Observatory, Oliveira). It stays 13-14 mag from 2020 to 2021. It is not observable until January.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Oct. 24 14 53.44 -10 5.4 3.891 2.939 14 14.4 19:53 ( 71, -8)
Oct. 31 15 4.29 -11 12.0 3.900 2.930 10 14.4 20:01 ( 66,-12)
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It brightened up to 6.0 mag in June (June 13, Marco Goiato). Now it is fading. It has already faded down to 14.5 mag (Oct. 18, Toshihiko Ikemura, Hirohisa Sato). It stays observable in good condition for a long time after this.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Oct. 24 17 15.81 23 4.5 2.541 2.223 60 14.5 19:53 (119, 0)
Oct. 31 17 30.45 23 9.1 2.652 2.310 59 14.8 20:01 (116, -4)
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Now it is 14.8 mag (Oct. 18, Toshihiko Ikemura, Hirohisa Sato). It is expected to be observable at 5-6 mag for a long time from 2022 to 2023. In the Northern Hemisphere, it is not observable at the high light from 2022 summer to 2023 summer. In the Southern Hemisphere, it is only visible in the extremely low sky in summer in 2020. But it will be observable in good condition at the high light.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Oct. 24 17 14.09 39 49.5 8.266 7.968 69 14.6 19:53 (132,-10)
Oct. 31 17 17.14 39 3.3 8.249 7.915 67 14.6 20:01 (127,-15)
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Now it is 13.7 mag (Oct. 18, Toshihiko Ikemura, Hirohisa Sato). It will brighten up to 12 mag in winter in 2022. In the Northern Hemisphere, it stays observable in good condition for a long time. In the Southern Hemisphere, it is not observable until 2021 November.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Oct. 24 0 8.26 65 14.2 4.647 5.262 123 14.7 21:55 (180,-10)
Oct. 31 0 3.17 64 43.1 4.597 5.220 124 14.7 21:22 (180,-10)
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Now it is 16.1 mag (Sept. 3, Blue Mountains Observatory, Leura). It will brighten up to 13 mag in 2021. In the Southern Hemisphere, it becomes too low to observe temporarily from mid October to mid December. In the Northern Hemisphere, it is not observable until July in 2022.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Oct. 24 14 48.70 -34 35.5 5.070 4.198 25 14.8 19:53 ( 51, 6)
Oct. 31 14 56.37 -35 40.2 5.063 4.167 22 14.7 20:01 ( 47, 2)
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Now it is 14.0 mag (Oct. 20, Toshihiko Ikemura, Hirohisa Sato). It stays 14 mag until autumn. In the Southern Hemisphere, it will never be observable again.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Oct. 24 15 5.30 64 2.5 4.635 4.516 76 15.0 19:53 (148,-37)
Oct. 31 15 15.07 62 59.5 4.667 4.561 77 15.1 20:01 (146,-40)
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Now it is 14.6 mag (Oct. 5, Taras Prystavski). It stays 14-15 mag until 2021. In the Southern Hemisphere, it stays observable in good condition for a long time. In the Northern Hemisphere, it is not observable until June in 2021.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Oct. 24 18 13.68 -68 26.1 4.745 4.503 69 15.2 19:53 ( 26, 44)
Oct. 31 18 30.65 -67 17.6 4.790 4.487 66 15.2 20:01 ( 28, 43)
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Now it is 15.5 mag (Oct. 19, Martin Masek). It will brighten up to 13.5 mag in spring in 2021. In the Southern Hemisphere, it stays observable in good condition for a long time. In the Northern Hemisphere, it is not observable until spring in 2021.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Oct. 24 17 14.09 -49 42.6 4.204 3.736 55 15.3 19:53 ( 50, 37)
Oct. 31 17 15.26 -48 36.7 4.274 3.708 49 15.3 20:01 ( 50, 31)
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Now it is 15.7 mag (Oct. 20, Giuseppe Pappa). It stays 15.5 mag until winter, and 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)
Oct. 24 8 18.95 17 41.1 1.938 2.145 87 15.4 3:36 (221, 26)
Oct. 31 8 26.54 17 32.1 1.889 2.180 93 15.4 3:26 (219, 28)
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It brightened up to 14.2 mag in August (Aug. 18, Alan Hale). It approached to Sun down to 0.47 a.u. in September, and it was expected to brighten up to 11 mag. But actually, it was fainter than predicted. It is not observable after this.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Oct. 24 12 46.18 -6 50.8 1.916 1.013 17 15.5 3:36 (284, -8)
Oct. 31 13 6.73 -7 14.9 2.021 1.136 19 16.1 3:26 (285, -8)
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Now it is 16.2 mag (Oct. 18, Toshihiko Ikemura, Hirohisa Sato). It will stay at 14 mag for a long time from 2021 to 2022. In the Northern Hemisphere, it stays observable in good condition while brightening gradually. In the Southern Hemisphere, it stays locating low for a long time.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Oct. 24 17 31.34 12 58.6 6.196 5.750 59 15.6 19:53 (113, 9)
Oct. 31 17 33.34 11 52.8 6.249 5.724 54 15.6 20:01 (107, 4)
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Now it is 16.5 mag (Oct. 9, ATLAS-MLO, Mauna Loa). It brightens up to 15 mag in winter. But it is not observable at high light. In the Southern Hemisphere, it stays observable in good condition until autumn when the comet will brighten up to 16 mag. It stays locating very low in the Northern Hemisphere.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Oct. 24 19 0.52 -28 44.5 2.360 2.271 72 15.8 19:53 ( 86, 51)
Oct. 31 19 12.44 -27 33.8 2.418 2.251 68 15.7 20:01 ( 85, 45)
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Now it is 16.2 mag (Oct. 8, Taras Prystavski). It stays 16 mag until winter. In the Southern Hemisphere, it is observable in excellent condition. It will be getting higher graually after this also in the Northern Hemisphere.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Oct. 24 21 15.92 -44 49.8 0.875 1.387 95 15.9 19:53 ( 41, 77)
Oct. 31 21 28.14 -39 50.2 0.875 1.360 93 15.8 20:01 ( 68, 75)
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Now it is 16.2 mag (Oct. 11, Toshihiko Ikemura, Hirohisa Sato). It will brighten up to 14.5 mag from spring to summer in 2021. In the Southern Hemisphere, it stays observable in excellent condition for a long time. In the Northern Hemisphere, it is observable in good condition in 2020, however, it will be unobservable in 2021.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Oct. 24 21 21.48 -25 5.4 2.852 3.240 104 15.9 19:53 (133, 76)
Oct. 31 21 17.59 -26 35.0 2.943 3.200 95 15.9 20:01 (109, 70)
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It will brighten very rapidly, and will brighten up to 11 mag from December to January. It stays observable for a long time. In the Southern Hemipshere, it locates low until the high light.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Oct. 24 18 5.41 -10 35.2 1.237 1.159 61 16.5 19:53 ( 99, 31)
Oct. 31 18 22.38 -10 41.1 1.196 1.088 58 15.9 20:01 ( 96, 27)
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Now it is 15.8 mag (Oct. 20, Toshihiko Ikemura, Hirohisa Sato). It stays 15-16 mag for a long time until 2021.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Oct. 24 18 25.34 18 58.1 4.780 4.596 73 16.0 19:53 (127, 15)
Oct. 31 18 26.27 18 56.1 4.876 4.609 68 16.1 20:01 (121, 9)
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Now it is 16.0 mag (Oct. 3, ATLAS-HKO, Haleakala). It is expected to brighten up to 13 mag in 2022. In 2020, it is observable in excellent condition in the Southern Hemisphere. In the Northern Hemisphere, it is observable from autumn to winter, but it locating extremely low.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Oct. 24 8 25.81 -33 30.5 6.508 6.360 77 16.1 3:36 (279, 57)
Oct. 31 8 28.33 -34 20.6 6.404 6.321 80 16.0 3:26 (279, 60)
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It brightened up to 13.5 mag in winter (Dec. 6, Chris Wyatt). Now it is fading slowly. Now it is 14.9 mag (Oct. 8, Taras Prystavski). In the Southern Hemisphere, it stays observable for a long time. It locates somewhat low in the Northern Hemisphere. Taras Prystavski found its fragmentation on Sept. 12.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Oct. 24 2 7.37 -36 59.0 3.805 4.523 131 16.0 23:53 ( 0, 88)
Oct. 31 1 58.01 -36 13.7 3.867 4.562 129 16.1 23:16 ( 0, 89)
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Now it is 18.6 mag (Aug. 6, Palomar Mountain--ZTF). It will approach to Sun down to 0.14 a.u. on Dec. 7, and will brighten up to 11 mag. But it is not observable at the high light. It is observable until November when it brightens up to 16 mag.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Oct. 24 9 29.97 17 56.4 0.867 1.095 71 16.3 3:36 (235, 15)
Oct. 31 10 14.12 12 30.2 0.751 0.981 66 16.0 3:26 (243, 14)
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It brightened up to 13.8 mag in autumn in 2019 (Sept. 3, Chris Wyatt). Now it is fading slowly. Now it is 15.7 mag (Oct. 19, Thomas Lehmann). In 2020, it stays observable in good condition while the comet will be fading from 16 to 17 mag.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Oct. 24 23 52.90 2 0.9 5.626 6.493 148 16.2 21:40 (180, 53)
Oct. 31 23 49.92 2 6.8 5.737 6.535 140 16.3 21:09 (180, 53)
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Now it is 16.3 mag (Oct. 17, ATLAS-MLO, Mauna Loa). It is observable at 15-16 mag in 2020. It is observable in excellent condition in the Southern Hemisphere. It locates somewhat low in the Northern Hemisphere.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Oct. 24 17 59.51 -23 55.3 7.440 6.982 59 16.4 19:53 ( 84, 36)
Oct. 31 18 0.29 -23 37.8 7.563 7.000 52 16.5 20:01 ( 80, 29)
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Now it is 16.8 mag (Oct. 20, Giuseppe Pappa). It will brighten up to 13.5 mag from winter to spring in 2021. In the Northern Hemisphere, it stays observable in excellent condition. In the Southern Hemisphere, it stays extremely low until 2021 spring.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Oct. 24 23 38.31 49 47.1 1.564 2.355 132 16.7 21:25 (180, 5)
Oct. 31 23 31.31 48 45.0 1.505 2.282 130 16.5 20:50 (180, 6)
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Now it is 16.4 mag (Oct. 20, Toshihiko Ikemura, Hirohisa Sato). It is observable at 16.5-17 mag from 2020 to 2021. In the Southern Hemisphere, it is not observable until summer in 2021.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Oct. 24 22 21.28 67 1.0 5.534 6.016 114 16.5 20:08 (180,-12)
Oct. 31 22 14.21 65 11.7 5.530 6.009 114 16.5 20:01 (177,-10)
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It was expected to brighten very rapidly, and brighten up to 14.5 mag from August to September. However, its current brightness is very uncertain. It could not be detected as fainter than 18.0 mag on June 30 (Charles S. Morris), and fainter than 15.7 mag on July 13 (Sandor Szabo). However, Giuseppe Pappa reported as 14 mag on July 10, and Thomas Lehmann reported it is bright as 15.2 mag on July 12. In the Northern Hemisphere, it stays observable for a long time. It is getting higher gradually after this also in the Southern Hemisphere.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Oct. 24 10 50.47 4 55.2 1.765 1.337 48 16.5 3:36 (258, 8)
Oct. 31 10 49.44 0 29.3 1.743 1.418 54 16.7 3:26 (259, 15)
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It brightened up to 14.6 mag in summer (July 18, Thomas Lehmann). Now it is 17.0 mag (Oct. 12, Toshihiko Ikemura, Hirohisa Sato). It stays observable until December when it becomes fainter than 18 mag.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Oct. 24 20 21.59 -13 37.9 1.883 2.185 93 17.0 19:53 (126, 58)
Oct. 31 20 33.40 -13 41.7 1.978 2.206 89 17.1 20:01 (119, 54)
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Now it is 16.3 mag (Oct. 18, Toshihiko Ikemura, Hirohisa Sato). It will approach to Earth down to 0.5 a.u. in November, and it is observable in excellent condition.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Oct. 24 23 40.01 25 26.8 0.502 1.436 145 17.1 21:28 (180, 30)
Oct. 31 23 48.17 22 47.5 0.495 1.419 142 17.0 21:08 (180, 32)
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First return of a new periodic comet which brightened up to 17.5 mag in 2012. Now it is 16.8 mag (Oct. 11, ATLAS-MLO, Mauna Loa). It stays observable at 17 mag in good condition from summer to winter. It locates somewhat low in the Southern Hemisphere.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Oct. 24 5 19.98 36 4.2 1.710 2.450 127 17.0 3:10 (180, 19)
Oct. 31 5 18.82 36 48.6 1.668 2.468 134 17.0 2:42 (180, 18)
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Now it is 17.2 mag (Oct. 20, Toshihiko Ikemura, Hirohisa Sato). It will be fading after this, and will be fainter than 18 mag in December.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Oct. 24 20 52.56 1 51.1 1.692 2.168 104 17.0 19:53 (152, 49)
Oct. 31 21 2.60 0 58.2 1.770 2.177 100 17.1 20:01 (142, 47)
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Now it is 17.6 mag (Oct. 17, ATLAS-MLO, Mauna Loa). It will approach to Earth down to 0.46 a.u. in 2021 April, and it is expected to brighten up to 12.5 mag and to be observable in excellent condition.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Oct. 24 0 10.39 -19 26.8 1.369 2.222 139 17.1 21:55 (180, 74)
Oct. 31 23 37.71 -21 7.8 1.393 2.139 126 17.0 20:55 (180, 76)
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Now it is 16.6 mag (Oct. 12, Toshihiko Ikemura, Hirohisa Sato). It stays at 17 mag from 2020 to 2021.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Oct. 24 18 55.97 29 55.7 8.911 8.854 83 17.1 19:53 (139, 11)
Oct. 31 18 56.81 29 43.4 8.979 8.851 79 17.1 20:01 (133, 6)
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First return of a new periodic comet which brightened up to 17 mag in 2013. Now it is 18.1 mag (Oct. 23, Toshihiko Ikemura, Hirohisa Sato). It will brighten up to 16 mag and will be observable in good condition in winter. In the Southern Hemisphere, it locates low until December.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Oct. 24 6 56.76 38 21.4 0.690 1.379 108 17.6 3:36 (194, 15)
Oct. 31 7 33.78 39 18.3 0.629 1.330 108 17.2 3:26 (198, 13)
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It brightened up to 15.0-15.5 mag in September (Sept. 19, Michael Jager). Now it is fading. It has already faded down to 17.3 mag (Oct. 20, Toshihiko Ikemura, Hirohisa Sato). It will be fainter than 18 mag in November. It is observable in good condition in the Northern Hemisphere. It locates low in the Southern Hemisphere.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Oct. 24 8 55.25 18 59.6 1.327 1.512 79 17.3 3:36 (228, 20)
Oct. 31 9 8.42 18 19.9 1.312 1.555 83 17.6 3:26 (227, 21)
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Now it is 17.8 mag (Oct. 11, ATLAS-MLO, Mauna Loa). It is observable at 17-18 mag for a long time from late 2019 to early 2021. It will fade out before it passes the perihelion.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Oct. 24 6 2.63 16 35.6 3.986 4.563 119 17.4 3:36 (185, 38)
Oct. 31 6 2.06 16 40.5 3.887 4.553 126 17.4 3:25 (180, 38)
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Now it is 17.5 mag (Aug. 15, Toshihiko Ikemura, Hirohisa Sato). Main-belt asteroid. But it showed a straight tail like a comet in 2019. In 2020, it brightens up to 16.5 mag and stays observable in good condition from September to October.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Oct. 24 0 1.39 -5 39.4 1.441 2.338 146 17.4 21:48 (180, 61)
Oct. 31 23 59.35 -6 51.4 1.512 2.353 138 17.6 21:19 (180, 62)
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It brightened up to 7.7 mag in June in 2018 (June 19, Juan Jose Gonzalez). Now it is fading. It has already faded down to 18.8 mag (Oct. 23, Toshihiko Ikemura, Hirohisa Sato).
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Oct. 24 6 36.88 -12 36.5 7.569 7.899 105 17.6 3:36 (210, 65)
Oct. 31 6 34.98 -12 48.7 7.529 7.950 111 17.6 3:26 (200, 67)
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Recovered from SWAN images after 24-year blank. It brightened up to 10.2 mag in spring (May 31, Marco Goiato). Now it is fading very rapidly. It has already faded down to 18.3 mag (Oct. 12, Toshihiko Ikemura, Hirohisa Sato).
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Oct. 24 7 26.31 6 20.9 1.772 2.152 98 17.7 3:36 (215, 42)
Oct. 31 7 29.13 5 44.6 1.741 2.204 104 18.0 3:26 (211, 45)
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Now it is 17.8 mag (Oct. 20, Toshihiko Ikemura, Hirohisa Sato). It will brighten up to 17 mag in December. It is 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)
Oct. 24 2 28.29 42 59.6 1.080 1.994 147 17.8 0:19 (180, 12)
Oct. 31 2 24.63 42 23.5 1.046 1.977 151 17.7 23:44 (180, 13)
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Now it is 18.8 mag (Oct. 17, Slooh.com Chile Observatory, La Dehesa). It stays observable at 17-18 mag for a long time until 2027. In the Southern Hemipshere, it stays observable in good condition for a long time. It is not observable in the Northern Hemipsphere.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Oct. 24 10 6.40 -48 24.4 12.358 11.886 59 17.7 3:36 (307, 41)
Oct. 31 10 7.27 -49 5.3 12.299 11.868 62 17.7 3:26 (307, 44)
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Now it is 18.1 mag (Oct. 9, ATLAS-MLO, Mauna Loa). It stays 18 mag until November. It is observable in excellent condition in the Southern Hemisphere. It locates very low in the Northern Hemisphere.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Oct. 24 23 1.95 -36 16.1 2.559 3.140 117 17.7 20:49 ( 0, 89)
Oct. 31 23 2.56 -36 0.2 2.641 3.142 111 17.8 20:22 ( 0, 89)
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Now it is 17.1 mag (Oct. 9, D. Buczynski). It stays 15-16 mag for a long time from 2021 spring to 2022 spring. It stays observable for a long time in the Northern Hemisphere. In the Southern Hemipsphere, it is not observable until the end of 2021.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Oct. 24 19 32.41 49 23.1 3.950 4.162 95 17.8 19:53 (156, -1)
Oct. 31 19 28.75 48 16.3 3.963 4.118 91 17.7 20:01 (150, -4)
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Now it is 17.2 mag (Oct. 23, Toshihiko Ikemura, Hirohisa Sato). It stays observable at 17.5-18 mag in good condition until winter.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Oct. 24 7 35.91 17 10.2 1.679 2.065 97 17.8 3:36 (211, 32)
Oct. 31 7 43.09 17 19.2 1.626 2.089 103 17.8 3:26 (209, 33)
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It brightened up to 13.2 mag from spring to autumn in 2019 (June 30, Thomas Lehmann). Now it is fading slowly. It has already faded down to 16.9 mag (Oct. 12, Toshihiko Ikemura, Hirohisa Sato). In the Southern Hemisphere, it stays observable for a long time. In the Northern Hemisphere, it stays low for a long time.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Oct. 24 22 16.76 -26 3.5 4.409 4.912 114 17.8 20:04 (180, 81)
Oct. 31 22 13.93 -25 10.7 4.555 4.953 108 17.9 20:01 (147, 78)
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Now it is 17.2 mag (Oct. 12, Toshihiko Ikemura, Hirohisa Sato). It was observed at 17 mag in 2019. In 2020, it is observable at 17.5 mag in good condition from summer to autumn.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Oct. 24 0 28.34 -7 57.0 2.907 3.807 150 17.8 22:15 (180, 63)
Oct. 31 0 25.05 -7 55.2 2.969 3.815 143 17.9 21:44 (180, 63)
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Now it is 17.6 mag (Oct. 15, Blue Mountains Observatory, Leura). It is expected to brighten up to 12 mag in 2022. In the Southern Hemisphere, it stays observable in good condition for a long time. In the Northern Hemisphere, it is not observable until 2022.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Oct. 24 4 16.02 -46 38.9 6.409 6.868 113 17.9 2:06 ( 0, 78)
Oct. 31 4 9.77 -47 36.8 6.357 6.818 113 17.9 1:32 ( 0, 77)
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Now it is 17.3 mag (Oct. 15, Slooh.com Chile Observatory, La Dehesa). In the Southern Hemisphere, it stays observable at 18 mg until winter. It is not observable in the Northern Hemisphere.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Oct. 24 19 2.79 -85 45.4 4.470 4.362 77 17.9 19:53 ( 4, 38)
Oct. 31 19 0.20 -85 17.6 4.525 4.362 74 18.0 20:01 ( 5, 38)
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New comet discovered in the images of SOHO spacecraft. It approached to Sun down to 0.09 a.u. on Aug. 8, and it brightened up to 3 mag. Appearing in the morning sky, but it must be fainter than 18 mag.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Oct. 24 11 9.34 -4 21.2 2.537 1.910 41 18.8 3:36 (268, 10)
Oct. 31 11 14.55 -5 7.1 2.575 2.030 46 19.1 3:26 (267, 13)
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