|
Brightening very rapidly. Now it is very bright as 7.9 mag (Mar. 19, Maik Meyer). It moves along the same orbit as C/1844 Y1 (Great Comet). It approaches to Sun down to 0.25 a.u. on May 31. It is expected to brighten up to -1 mag. In the Northern Hemisphere, it stays observable in excellent condition until mid May when it brightens up to 1-2 mag. In the Southern Hemisphere, it is not observable until June.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Mar. 21 9 15.84 67 29.4 1.087 1.670 106 7.9 21:16 (180, 57)
Mar. 28 8 24.01 68 30.7 1.059 1.547 97 7.5 19:57 (180, 57)
|
|
Now it is 8.8 mag (Mar. 19, Maik Meyer). It stays bright as 8-9 mag until July. It is observable in good condition in the Northern Hemisphere. In the Southern Hemisphere, it is not observable until July.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Mar. 21 2 34.03 65 42.4 1.772 1.725 70 8.5 19:36 (150, 38)
Mar. 28 2 50.09 67 37.4 1.771 1.694 69 8.4 19:43 (153, 36)
|
|
Now it is very bright as 7.9 mag (Mar. 19, Maik Meyer). It stays bright as 8-9 mag until mid April. In the Northern Hemisphere, it stays observable for a long time, although it becomes extremely low in March. In the Southern Hemisphere, it is not observable until June when it fades down to 15 mag. It seems to be a fragment of C/1988 A1 (Liller), like C/1996 Q1 (Tabur) and C/2015 F3 (SWAN).
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Mar. 21 0 8.40 35 39.7 1.426 0.844 35 8.4 19:36 (131, 6)
Mar. 28 0 14.05 42 37.0 1.358 0.869 39 8.6 4:27 (224, 10)
|
|
It brightened up to 10.2 mag in February (Feb. 6, Maik Meyer). Now it is fading rapidly. It has already faded down to 13.4 mag (Mar. 15, Sandor Szabo). It is observable in good condition in the Northern Hemisphere. It is not observable in the Southern Hemisphere.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Mar. 21 4 55.52 59 26.4 1.345 1.550 81 12.5 19:36 (146, 55)
Mar. 28 5 18.23 53 17.8 1.530 1.633 77 13.1 19:43 (135, 56)
|
|
Now it is 13.3 mag (Feb. 28, Sandor Szabo). It stays bright as 12-13 mag until summer. But it becomes low in spring. In the Southern Hemisphere, it will never be observable again.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Mar. 21 0 15.60 51 2.2 3.910 3.372 50 12.7 19:36 (142, 16)
Mar. 28 0 22.94 52 41.5 3.956 3.397 49 12.7 4:27 (215, 15)
|
|
It has not been observed yet in this apparition. The condition of this apparition is bad, and it it not observable before the perihelion passage. It will appear in the morning sky at 12 mag in mid April in the Northern Hemisphere, or at 15 mag in mid May in the Southern Hemisphere. However, it will fade out rapidly, and will be fainter than 18 mag in June.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Mar. 21 0 44.68 0 37.7 1.602 0.649 10 13.7 19:36 ( 98, -9)
Mar. 28 1 21.39 5 19.7 1.497 0.577 13 12.7 19:43 (101, -6)
|
|
Now it is very bright as 12.4 mag (Mar. 20, Chris Wyatt). It is a comet evidently. It will approach to Sun down to 0.9 a.u. in June, and it is extected to brighten up to 8.5 mag. In the Southern Hemisphere, it stays observable in good condition for a long time after this. In the Northern Hemisphere, it will be unobservable from late March to late June.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Mar. 21 4 6.85 -24 24.0 1.940 1.751 64 13.6 19:36 ( 47, 13)
Mar. 28 4 13.67 -23 55.3 1.895 1.662 61 13.3 19:43 ( 52, 9)
|
|
It brightened in outburst on Feb. 3. It is bright as 13.0 mag still now (Feb. 18, Toshihiko Ikemura, Hirohisa Sato). It is already unobservable in the Southern Hemisphere. It will be unobservable soon also in the Northern Hemisphere.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Mar. 21 1 15.18 16 25.0 6.688 5.794 24 13.8 19:36 (106, 6)
Mar. 28 1 20.62 16 55.1 6.729 5.795 19 13.9 19:43 (111, 1)
|
|
Now it is 14.7 mag (Mar. 15, Sandor Szabo). It will brighten up to 13.5-14 mag from 2020 to 2021. It stays observable in good condition for a while.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Mar. 21 13 4.56 16 32.4 2.413 3.354 157 14.4 1:11 ( 0, 71)
Mar. 28 12 59.86 17 1.3 2.388 3.337 158 14.3 0:38 ( 0, 72)
|
|
Now it is bright as 14.0 mag (Mar. 19, Chris Wyatt). It stays 14 mag until spring. It stays observable for a long time in the Southern Hemisphere. It is not observable until August in the Northern Hemisphere.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Mar. 21 1 52.10 -51 40.7 4.028 3.582 56 14.4 19:36 ( 43,-24)
Mar. 28 2 0.31 -49 33.7 4.058 3.600 56 14.5 19:43 ( 47,-27)
|
|
Now it is 14.4 mag (Mar. 15, Sandor Szabo). It will brighten up to 10.5 mag from 2020 December to 2021 January. In the Northern Hemisphere, it stays observable in good condition while the comet will be brightening gradually, but it is not observable at the high light. In the Southern Hemisphere, it is not observable for a long time, but it will be observable in good condition after the high light.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Mar. 21 18 41.07 71 2.4 3.435 3.519 86 14.6 4:37 (196, 50)
Mar. 28 18 34.37 72 56.2 3.366 3.454 86 14.5 4:27 (192, 50)
|
|
Now it is 16.4 mag (Feb. 28, iTelescope Observatory, Siding Spring). In the Southern Hemisphere, it is observable at 14-15 mag from winter to spring. In the Northern Hemisphere, it is not observable until August when it fades down to 17 mag.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Mar. 21 2 57.43 -44 1.1 2.391 2.062 58 14.5 19:36 ( 43,-10)
Mar. 28 3 13.39 -39 30.6 2.449 2.082 57 14.6 19:43 ( 49,-10)
|
|
Now it is 15.4 mag (Mar. 20, Chris Wyatt). Brightening very rapidly. It will brighten up to 8-9 mag from summer to autumn. It will be observable in excellent condition in the Southern Hemisphere. It locates very low around the high light in the Northern Hemisphere.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Mar. 21 13 37.06 -4 42.8 1.363 2.308 155 14.9 1:43 ( 0, 50)
Mar. 28 13 32.10 -4 13.7 1.286 2.262 163 14.6 1:11 ( 0, 51)
|
|
Now it is 15.8 mag (Mar. 18, Toshihiko Ikemura, Hirohisa Sato). It will brighten up to 13 mag in 2021. In 2020, it is observable at 15 mag in good condition from spring to summer.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Mar. 21 14 57.00 -17 43.3 4.641 5.377 133 15.6 3:03 ( 0, 37)
Mar. 28 14 53.87 -18 9.6 4.521 5.335 141 15.5 2:32 ( 0, 37)
|
|
First return of a new periodic comet discovered in 2006. It brightened up to 14.9 mag in January (Jan. 21, R. Fichtl). It will never be observable after this.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Mar. 21 1 6.59 -2 57.5 2.632 1.700 16 15.6 19:36 ( 91, -7)
Mar. 28 1 26.11 -1 27.1 2.643 1.701 15 15.6 19:43 ( 95, -9)
|
|
Now it is 15.3 mag (Feb. 27, 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 stays unobservable for a while. 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)
Mar. 21 18 18.95 48 57.9 9.558 9.559 87 15.7 4:37 (226, 66)
Mar. 28 18 19.17 49 30.9 9.473 9.510 89 15.7 4:27 (222, 68)
|
|
Now it is 14.6 mag (Dec. 28, Chris Wyatt). It will be fading slowly after this. In the Southern Hemisphere, it becomes low from February to March, but it stays observable for a long time. In the Northern Hemisphere, it is not observasble until June.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Mar. 21 23 34.21 -38 13.0 4.439 3.717 38 16.0 4:37 (297,-32)
Mar. 28 23 39.88 -37 0.9 4.440 3.752 41 16.1 4:27 (297,-29)
|
|
Now it is 16.0 mag (Dec. 4, Kunihiro Shima). 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)
Mar. 21 20 51.49 -4 47.4 5.140 4.532 47 16.1 4:37 (289, 17)
Mar. 28 20 53.09 -3 31.6 5.038 4.523 53 16.1 4:27 (291, 21)
|
|
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 15.8 mag (Feb. 18, Toshihiko Ikemura, Hirohisa Sato). In the Southern Hemisphere, it stays observable for a long time until the comet will fade out. In the Northern Hemisphere, it stays low for a while.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Mar. 21 5 31.15 -19 28.2 6.302 6.255 82 16.2 19:36 ( 33, 28)
Mar. 28 5 32.32 -18 23.4 6.443 6.310 77 16.2 19:43 ( 41, 25)
|
|
Now it is 16.1 mag (Mar. 18, Toshihiko Ikemura, Hirohisa Sato). It stays observable at 16 mag in good condition until April.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Mar. 21 10 22.23 30 34.6 0.788 1.684 141 16.4 22:24 ( 0, 85)
Mar. 28 10 11.93 26 23.3 0.803 1.672 136 16.4 21:46 ( 0, 81)
|
|
It brightened up to 12-13 mag from 2018 to 2019. Now it is fading. It has already faded down to 16.5 mag (Mar. 8, J. Drummond). In the Southern Hemisphere, it stays observable in good condition for a long time. It will never be observable after this in the Northern Hemisphere.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Mar. 21 11 36.28 -76 33.1 4.747 5.075 103 16.4 23:35 ( 0,-22)
Mar. 28 11 2.50 -76 4.4 4.755 5.120 105 16.5 22:34 ( 0,-21)
|
|
Now it is 16.1 mag (Mar. 18, Toshihiko Ikemura, Hirohisa Sato). It stays observable at 16-17 mag from 2020 to 2021. It locates somewhat low in the Northern Hemisphere.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Mar. 21 10 45.25 -23 4.2 5.703 6.588 150 16.5 22:47 ( 0, 32)
Mar. 28 10 43.66 -22 27.0 5.717 6.586 148 16.5 22:18 ( 0, 32)
|
|
Now it is 17.2 mag (Feb. 20, 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 is appearing in the morning sky. But it stays locating low for a long time.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Mar. 21 19 15.68 31 8.6 6.877 6.675 74 16.6 4:37 (265, 56)
Mar. 28 19 15.86 31 32.5 6.775 6.642 78 16.5 4:27 (266, 59)
|
|
Now it is 16.9 mag (Mar. 18, Toshihiko Ikemura, Hirohisa Sato). It stays 16.5 mag until late March. It is not observable in the Southern Hemisphere.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Mar. 21 2 47.13 31 0.1 1.957 1.517 49 16.5 19:36 (108, 32)
Mar. 28 3 10.39 33 16.6 2.008 1.542 48 16.6 19:43 (112, 30)
|
|
Now it is 16.7 mag (Feb. 27, Toshihiko Ikemura, Hirohisa Sato). It brightens up to 16.5 mag and will be observable in good condition from March to April.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Mar. 21 13 28.70 -0 23.8 1.197 2.155 158 16.5 1:35 ( 0, 54)
Mar. 28 13 24.78 -0 1.0 1.183 2.164 165 16.5 1:03 ( 0, 55)
|
|
It brightened up to 14.8 mag in 2019 autumn (Nov. 4, Sandor Szabo). Now it is fading. It has already faded down to 16.1 mag (Feb. 27, Toshihiko Ikemura, Hirohisa Sato). It will be unobservable soon.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Mar. 21 2 40.76 12 3.6 3.078 2.418 41 16.5 19:36 ( 91, 21)
Mar. 28 2 54.22 13 13.2 3.146 2.434 37 16.6 19:43 ( 94, 17)
|
|
It brightened up to 13.8 mag in 2019 winter (Dec. 21, Thomas Lehmann). Now it is fading. It has already faded down to 17.2 mag (Mar. 18, Toshihiko Ikemura, Hirohisa Sato). It will be fainter than 18 mag in May. In the Northern Hemisphere, it is observable in excellent condition. It locates low in the Southern Hemisphere.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Mar. 21 5 43.09 12 17.7 1.482 1.717 85 16.5 19:36 ( 54, 56)
Mar. 28 5 59.98 11 42.3 1.564 1.745 82 16.8 19:43 ( 59, 53)
|
|
It brightened up to 8.3 mag in September (Sept. 20, Maik Meyer). Now it is fading. It has already faded down to 14.9 mag (Dec. 28, Chris Wyatt). In the Southern Hemisphere, it stays observable for a long time after this. In the Northern Hemisphere, it will never be observable again.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Mar. 21 23 47.78 -52 30.0 3.454 2.960 52 16.6 4:37 (313,-38)
Mar. 28 23 59.15 -53 33.4 3.459 3.031 56 16.7 4:27 (314,-37)
|
|
Now it is 15.8 mag (Mar. 1, iTelescope Observatory, Siding Spring). It is observable at 16.5 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)
Mar. 21 20 11.29 -30 18.5 6.945 6.548 62 16.7 4:37 (315, 7)
Mar. 28 20 11.01 -30 9.9 6.840 6.557 69 16.7 4:27 (317, 9)
|
|
Now it is 17.4 mag (Feb. 20, Toshihiko Ikemura, Hirohisa Sato). It will brighten up to 17 mag and will be observable in excellent condition from March to May.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Mar. 21 12 55.12 -5 19.4 1.151 2.131 165 17.1 1:01 ( 0, 50)
Mar. 28 12 51.47 -4 41.5 1.128 2.123 173 17.0 0:30 ( 0, 50)
|
|
Now it is 18.3 mag (Mar. 18, Catalina Sky Survey). It will brighten rapidly, and will brighten up to 9.5 mag in June. It is not observable in June. However, it stays observable in good condition until May while the comet is brightening, and after July while the comet will be fading.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Mar. 21 11 19.40 -13 46.0 0.782 1.759 162 17.3 23:20 ( 0, 41)
Mar. 28 11 0.89 -12 13.8 0.710 1.674 156 17.2 22:34 ( 0, 43)
|
|
Now it is 17.4 mag (Feb. 23, Toshihiko Ikemura, Hirohisa Sato). 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 will be unobservable soon. It will be observable again from autumn to winter, but it locating extremely low.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Mar. 21 6 9.35 -31 8.1 7.510 7.604 91 17.2 19:36 ( 19, 21)
Mar. 28 6 10.79 -30 28.6 7.534 7.563 87 17.2 19:43 ( 26, 19)
|
|
Now it is 18.0 mag (Feb. 27, Toshihiko Ikemura, Hirohisa Sato). It will be fading slowly after this, and will be fainter than 18 mag in 2021. It is observable in good condition in the Northern Hemisphere. In the Southern Hemisphere, it is observable in the extremely low sky only in 2021 spring.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Mar. 21 13 11.79 56 8.9 8.183 8.750 121 17.2 1:18 (180, 69)
Mar. 28 13 7.56 56 7.5 8.215 8.761 120 17.2 0:46 (180, 69)
|
|
Now it is 17.6 mag (Feb. 3, ATLAS-HKO, Haleakala). It brightened up to 14 mag from autumn to winter in 2018. Now it is fading. It is observable at 17.5 mag in good condition from winter to spring.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Mar. 21 13 25.99 -3 13.8 3.677 4.620 158 17.3 1:32 ( 0, 52)
Mar. 28 13 20.48 -3 9.9 3.682 4.660 166 17.3 0:59 ( 0, 52)
|
|
It brightened up to 14.5 mag in December (Dec. 22, Alan Hale). Now it is 17.4 mag (Mar. 13, E. Jehin, et al.). The orbit is extremely hyperbolic with e=3.35. It is the first interstellar comet in history. It will be fading after this, and will be fainter than 18 mag in April. In the Southern Hemisphere, it is observable in excellent condition. In the Northern Hemisphere, it will never be observable again.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Mar. 21 12 50.38 -69 19.4 2.537 3.032 110 17.3 0:57 ( 0,-14)
Mar. 28 12 45.56 -69 52.0 2.619 3.147 113 17.6 0:25 ( 0,-15)
|
|
It will brighten up to 15.5 mag and will be observable in good condition from June to September.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Mar. 21 19 11.27 -5 46.9 2.610 2.503 72 17.5 4:37 (309, 35)
Mar. 28 19 21.73 -4 33.4 2.509 2.478 76 17.3 4:27 (310, 37)
|
|
It brightened up to 13 mag from autumn to winter in 2018. Now it is fading. It has already faded down to 17.0 mag (Mar. 17, Toshihiko Ikemura, Hirohisa Sato). It will be fainter than 18 mag in April.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Mar. 21 8 48.49 10 10.8 2.511 3.250 130 17.4 20:51 ( 0, 65)
Mar. 28 8 48.27 10 30.6 2.620 3.282 123 17.6 20:24 ( 0, 65)
|
|
Now it is 18.0 mag (Oct. 26, Toshihiko Ikemura, Hirohisa Sato). It will be observable at 16.5-17 mag from spring in 2020 to summer in 2021.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Mar. 21 20 3.26 20 45.2 5.369 4.975 61 17.5 4:37 (273, 42)
Mar. 28 20 3.10 21 7.7 5.265 4.956 66 17.4 4:27 (275, 46)
|
|
Now it is 18.6 mag (Feb. 23, Toshihiko Ikemura, Hirohisa Sato). It will brighten up to 15.5 mag from June to August, and it will be observable in good condition.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Mar. 21 18 12.28 -11 23.7 2.155 2.335 87 17.7 4:37 (328, 38)
Mar. 28 18 22.95 -10 41.5 2.053 2.309 91 17.5 4:27 (330, 39)
|
|
Now it is 17.4 mag (Mar. 18, Toshihiko Ikemura, Hirohisa Sato). It will brighten up to 13 mag in 2022. In 2020, it is observable at 17.5 mag in good condition in spring. It locates somewhat low in the Southern Hemisphere.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Mar. 21 10 18.53 22 1.3 3.638 4.502 146 17.6 22:21 ( 0, 77)
Mar. 28 10 15.17 22 7.4 3.687 4.489 139 17.6 21:50 ( 0, 77)
|
|
Now it is 17.8 mag (Feb. 23, Toshihiko Ikemura, Hirohisa Sato). It stays observable at 16.5 mag for a long time from 2020 to 2021. In the Northern Hemisphere, it is observable in excellent condition for a long time. In the Southern Hemisphere, it is not observable until 2021 summer.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Mar. 21 1 16.57 68 0.7 6.712 6.423 68 17.7 19:36 (154, 31)
Mar. 28 1 21.29 67 35.4 6.758 6.405 65 17.7 19:43 (155, 28)
|
|
It brightened up to 15.5 mag from 2017 to 2018. Now it is fading. It has already faded down to 17.6 mag (Feb. 18, Toshihiko Ikemura, Hirohisa Sato). It will be fainter than 18 mag in late April.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Mar. 21 12 38.94 10 7.9 9.852 10.822 166 17.8 0:45 ( 0, 65)
Mar. 28 12 37.48 10 25.6 9.867 10.840 166 17.9 0:16 ( 0, 65)
|
|
It brightened up to 15.5 mag from autumn to winter. Now it is fading very rapidly. It has already faded down to 17.3 mag (Mar. 18, D. Buczynski). But it may be brighter than this ephemeris.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Mar. 21 11 9.25 17 1.7 1.293 2.250 158 17.9 23:11 ( 0, 72)
Mar. 28 11 6.72 17 1.7 1.364 2.292 151 18.3 22:41 ( 0, 72)
|
|
It is observable at 17.5 mag in good condition in spring.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Mar. 21 18 0.87 -17 42.4 2.134 2.361 90 17.9 4:37 (335, 33)
Mar. 28 18 7.75 -17 35.6 2.075 2.389 95 17.9 4:27 (337, 34)
|
|
Now it is 17.8 mag (Oct. 9, Toshihiko Ikemura, Hirohisa Sato). It stays observable at 18 mag for a long time from 2019 to 2021.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Mar. 21 19 15.26 -14 12.2 7.922 7.679 72 17.9 4:37 (314, 27)
Mar. 28 19 16.61 -14 29.6 7.808 7.679 78 17.9 4:27 (318, 29)
|
|
Fading. Now it is 18.0 mag (Feb. 26, Hidetaka Sato). It will be fainter than 18 mag soon.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Mar. 21 17 59.51 -3 45.0 2.822 3.003 90 17.9 4:37 (328, 46)
Mar. 28 18 4.09 -2 57.4 2.779 3.049 96 18.0 4:27 (331, 48)
|
|
Fading. Now it is 18.8 mag (Mar. 18, Toshihiko Ikemura, Hirohisa Sato). It stays observable in good condition for a while.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Mar. 21 7 43.51 22 52.5 6.829 7.279 113 17.9 19:46 ( 0, 78)
Mar. 28 7 41.03 22 39.0 6.990 7.323 105 18.0 19:43 ( 27, 76)
|
|
It passed the perihelion on Jan . 17. Now it is fading very rapidly. But it is observable in excellent condition.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Mar. 21 6 58.98 10 12.9 1.009 1.580 103 22.0 19:36 ( 19, 64)
Mar. 28 7 10.92 11 30.4 1.196 1.686 100 22.7 19:43 ( 32, 63)
|
|