Weekly Information about Bright Comets (2025 July 12: North)

Japanese version Home page	Updated on July 14, 2025
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Best time and the azimuth, altitude (A,h) are at lat. 35 deg in the Northern Hemisphere. Azimuth indicates 0 for south, 90 for west, 180 for north, 270 for east.

C/2021 G2 ( ATLAS ) Now it is 13.9 mag (June 29, Toshihiko Ikemura, Hirohisa Sato). It stays 14 mag for a while. In the Northern Hemisphere, it will be getting lower gradually. In the Southern Hemisphere, it will be getting lower gradually after this, and it will be unobservable in October. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) July 12 15 4.66 -1 8.5 5.018 5.503 113 13.7 20:59 ( 30, 50) July 19 15 5.19 -0 55.2 5.140 5.526 107 13.8 20:53 ( 37, 47) 217P/LINEAR Now it is 13.1 mag (June 22, Martin Masek). It will fade out rapidly after this. It locates somewhat low in the Northern Hemisphere. But it will become high in autumn. It stays extremely low in the Southern Hemisphere. But it will become high in autumn. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) July 12 5 11.43 15 7.0 2.118 1.370 32 13.7 3:11 (252, 1) July 19 5 33.41 15 36.2 2.142 1.411 33 13.9 3:18 (253, 3) C/2023 A3 ( Tsuchinshan-ATLAS ) It brightened up to -3 mag due to the forward scattering in the SOHO coronagraph images (Oct. 9, 2024, Q.-c. Zhang, Charles S. Morris). It became a great comet of 0 mag on the ground. Now it is 14.0 mag (June 30, Thomas Lehmann). Fading gradually. In the Northern Hemisphere, it stays observable in good condition. In the Southern Hemisphere, it will be unobservable in November. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) July 12 18 42.62 28 8.1 3.724 4.432 128 13.8 23:19 ( 0, 83) July 19 18 33.44 27 26.8 3.812 4.509 127 13.9 22:43 ( 0, 82) C/2022 N2 ( PanSTARRS ) Now it is 13.9 mag (July 3, Ken Harikae). It stays 14 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) July 12 2 45.18 21 0.5 4.157 3.829 64 13.9 3:11 (266, 33) July 19 2 52.53 21 41.0 4.068 3.827 69 13.9 3:18 (269, 39) C/2025 K1 ( ATLAS ) It is expected to brighten up to 7.5 mag in October. Now it is 14.8 mag (July 10, ATLAS-HKO, Haleakala). Brightening rapidly. It will be getting lower gradually after this, and it will be unobservable in September in the Northern Hemisphere, or in October in the Southern Hemisphere. But it will be observable again in August in the Southern Hemisphere, or in October in the Northern Hemisphere. It is not observable for a month around the perihelion passage. But in the Northern Hemisphere, it stays observable in good condition until mid September and after late October. In the Southern Hemisphere, it is observable only before the perihelion passage. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) July 12 21 42.97 22 56.6 1.142 1.906 123 14.8 2:25 ( 0, 78) July 19 21 16.13 24 1.3 0.955 1.792 130 14.1 1:31 ( 0, 79) 29P/Schwassmann-Wachmann 1 Now it is 15.3 mag (June 14, ATLAS South Africa). In the Northern Hemisphere, it is not observable now, but it will appear in October. In the Southern Hemisphere, it will be unobservable in August. But it will be observable again in October. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) July 12 10 4.19 8 12.9 7.021 6.286 40 14.2 20:59 ( 99, 1) July 19 10 8.46 7 47.6 7.090 6.287 35 14.2 20:53 (101, -2) C/2024 E1 ( Wierzchos ) It is expected to brighten up to 5 mag in 2026 January. Now it is 14.8 mag (July 8, Alfons Diepvens). It will brighten rapidly after this. In the Northern Hemisphere, it stays observable in good condition. In the Southern Hemisphere, it will be unobservable in October. But it will be observable again in July. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) July 12 16 29.13 54 47.8 2.957 3.202 94 14.4 21:06 (180, 70) July 19 16 18.83 53 4.4 2.896 3.115 92 14.2 20:53 (168, 72) 240P/NEAT Now it is brighter than originally expected. Now it is 14.3 mag (July 9, ATLAS Chile). Brightening gradually. In the Northern Hemisphere, it will be getting higher gradually. In the Southern Hemisphere, it stays observable in good condition. It is expected to brighten up to 12 mag and to be observable in good condition from autumn to winter. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) July 12 2 48.26 -4 54.1 2.559 2.457 72 14.4 3:11 (289, 18) July 19 2 58.76 -4 16.2 2.463 2.432 76 14.3 3:18 (293, 23) C/2023 R1 ( PanSTARRS ) It is expected to brighten up to 13 mag in early summer in 2026. Now it is 15.5 mag (June 20, Roland Fichtl). It stays 14 mag for a while. In the Northern Hemisphere, it stays observable in good condition. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) July 12 21 46.37 25 31.5 3.722 4.339 121 14.7 2:28 ( 0, 81) July 19 21 35.13 25 23.3 3.610 4.305 127 14.6 1:49 ( 0, 81) 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 remnant is still visible. Fading gradually. 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) July 12 3 44.88 -66 17.1 3.127 3.411 97 14.8 3:11 (334,-27) July 19 3 54.90 -68 32.6 3.193 3.501 99 15.0 3:18 (337,-26) C/2022 E2 ( ATLAS ) It was observed at 12-13 mag for a long time in 2024. Now it is 14.7 mag (June 30, Thomas Lehmann). It stays 15 mag for a while. In the Northern Hemisphere, it stays observable in good condition. In the Southern Hemisphere, it will be unobservable in September. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) July 12 1 43.47 54 14.4 4.777 4.524 69 14.8 3:11 (225, 51) July 19 1 38.06 54 56.0 4.713 4.559 75 14.9 3:18 (221, 57) 48P/Johnson Now it is 15.8 mag (July 3, ATLAS Chile). Fading gradually. In the Northern Hemisphere, it will be getting higher gradually. In the Southern Hemisphere, it stays observable in good condition. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) July 12 2 53.16 4 46.2 2.429 2.249 67 14.9 3:11 (280, 23) July 19 3 3.96 5 11.5 2.380 2.273 71 15.0 3:18 (284, 28) C/2022 QE78 ( ATLAS ) Now it is 14.6 mag (May 10, Alfons Diepvens). It stays 15 mag for a while. Now it is not observable. It will appear in August in the Northern Hemisphere, or in September in the Southern Hemisphere. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) July 12 7 41.84 18 15.4 6.506 5.495 5 15.0 20:59 (129,-18) July 19 7 48.58 18 21.5 6.506 5.491 2 15.0 3:18 (229,-19) C/2024 J3 ( ATLAS ) It will brighten up to 13 mag in 2026. Now it is 15.2 mag (July 6, ATLAS Chile). 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) July 12 19 9.18 -16 53.7 4.706 5.717 173 15.1 23:47 ( 0, 38) July 19 19 3.59 -16 21.5 4.681 5.677 167 15.1 23:14 ( 0, 39) C/2014 UN271 ( Bernardinelli-Bernstein ) Very large comet. It is expected to brighten up to 13 mag in 2031. Now it is 14.8 mag (June 25, Katsumi Yoshimoto). 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) July 12 5 2.88 -66 31.3 14.874 14.953 92 15.1 3:11 (331,-35) July 19 5 8.00 -66 50.3 14.843 14.930 92 15.1 3:18 (332,-32) 65P/Gunn Now it is 14.5 mag (July 6, Thomas Lehmann). Fading 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) July 12 18 29.52 -32 3.6 1.937 2.928 164 15.1 23:07 ( 0, 23) July 19 18 24.65 -32 16.0 1.966 2.930 157 15.1 22:35 ( 0, 23) 43P/Wolf-Harrington Now it is 16.5 mag (Apr. 7, Alfons Diepvens). It stays 15 mag for a while. Now it is not observable. It will appear in August. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) July 12 6 54.40 18 54.7 3.453 2.450 7 15.2 3:11 (233,-16) July 19 7 8.86 18 20.1 3.438 2.446 10 15.2 3:18 (236,-13) C/2023 C2 ( ATLAS ) It brightened up to 12.7 mag in 2024 summer (Aug. 7, 2024, Thomas Lehmann). Now it is 15.2 mag (July 1, Thomas Lehmann). Fading slowly. In the Northern Hemisphere, it stays observable in good condition. In the Southern Hemisphere, it will be unobservable in August. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) July 12 23 42.46 48 49.8 3.345 3.478 88 15.2 3:11 (218, 71) July 19 23 41.38 50 40.9 3.334 3.529 92 15.3 3:18 (200, 73) 21P/Giacobini-Zinner It brightened up to 11 mag in the SWAN images (Jan. 27, Vladimir Bezugly). Fading gradually. It will be fainter than 18 mag in October. In the Northern Hemisphere, it is not observable now, but it will appear in September. It stays extremely low in the Southern Hemisphere. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) July 12 6 48.18 2 33.8 2.657 1.750 21 15.3 3:11 (246,-26) July 19 7 5.06 1 41.4 2.712 1.815 22 15.6 3:18 (250,-23) 47P/Ashbrook-Jackson Now it is 16.6 mag (July 3, ATLAS Chile). 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) July 12 23 25.91 -12 13.0 2.206 2.875 121 15.6 3:11 (342, 41) July 19 23 26.50 -11 58.5 2.125 2.867 128 15.5 3:18 (353, 43) C/2024 J2 ( Wierzchos ) It brightened rapidly up to 14.6 mag in winter (Jan. 31, Thomas Lehmann). Now it is 15.6 mag (July 1, Thomas Lehmann). Fading gradually. It will be fainter than 18 mag in November. 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) July 12 2 46.63 -1 53.3 2.404 2.300 71 15.9 3:11 (287, 20) July 19 2 54.42 -4 34.5 2.354 2.352 77 16.0 3:18 (294, 23) 88P/Howell It will brighten up to 9 mag in 2026 spring. Now it is 17.6 mag (June 18, ATLAS-HKO, Haleakala). It will brighten rapidly after this. It will be unobservable in August in the Northern Hemisphere, or in September in the Southern Hemisphere. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) July 12 11 1.64 9 34.8 3.173 2.693 53 16.3 20:59 ( 92, 14) July 19 11 9.79 8 35.7 3.204 2.650 48 16.2 20:53 ( 93, 10) C/2023 T3 ( Fuls ) Now it is 16.3 mag (June 29, Thomas Lehmann). Fading slowly. It will be unobservable in October in the Northern Hemisphere, or in November in the Southern Hemisphere. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) July 12 13 29.68 -21 58.8 3.564 3.859 99 16.3 20:59 ( 42, 20) July 19 13 35.31 -21 34.6 3.684 3.884 93 16.4 20:53 ( 45, 18) 3I/2025 N1 ( ATLAS ) Third interstellar object in history following 1I/'Oumuamua and 2I/Borisov. The eccentricity is extremely big as 6. It approaches to Sun down to 1.38 a.u. in late October. It is not observable around the perihelion passage. But it is expected to be observable at 12 mag before and after that time. Now it is 16.6 mag (July 6, John Maikner). It will brighten rapidly after this. It will be getting lower gradually after this, and it will be unobservable in October. But it will be observable again in November in the Northern Hemisphere. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) July 12 17 43.54 -18 29.4 3.199 4.149 156 16.7 22:20 ( 0, 37) July 19 17 26.23 -18 14.8 3.038 3.917 145 16.3 21:36 ( 0, 37) C/2024 T5 ( ATLAS ) Now it is 16.0 mag (July 10, ATLAS Chile). Brightening slowly. In the Northern Hemisphere, it is not observable now, but it will be observable soon. In the Southern Hemisphere, it stays observable in good condition. It is expected to brighten up to 12 mag in winter between 2026 and 2027. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) July 12 3 4.49 -38 7.5 6.686 6.686 85 16.4 3:11 (312, -7) July 19 3 8.61 -38 30.7 6.580 6.643 89 16.4 3:18 (317, -3) C/2020 V2 ( ZTF ) It was observed at 9-10 mag for a long time in 2023. It is fading very slowly. Now it is 16.1 mag (July 10, 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) July 12 21 14.55 -73 43.0 7.180 7.824 126 16.4 1:58 ( 0,-19) July 19 20 58.62 -74 11.3 7.235 7.875 125 16.4 1:15 ( 0,-19) P/2023 S1 ( PanSTARRS ) It brightened up to 14.4 mag in winter (Feb. 4, Ken-ichi Kadota). Now it is 17.4 mag (June 14, ATLAS-HKO, Haleakala). Fading slowly. It will be unobservable soon in the Northern Hemisphere, or in September in the Southern Hemisphere. But it will be observable again in November in the Northern Hemisphere. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) July 12 10 28.29 4 50.0 3.325 2.744 47 16.4 20:59 ( 93, 4) July 19 10 38.55 3 42.4 3.400 2.757 43 16.5 20:53 ( 93, 1) C/2023 H5 ( Lemmon ) Now it is 16.4 mag (June 30, Ken-ichi Kadota). It stays 17 mag for a while. 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) July 12 11 7.61 63 54.1 4.807 4.314 55 16.4 20:59 (148, 36) July 19 11 16.57 63 42.4 4.826 4.315 54 16.4 20:53 (148, 35) C/2023 H1 ( PanSTARRS ) Now it is 16.4 mag (July 5, ATLAS-HKO, Haleakala). Fading slowly. It stays observable in good condition. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) July 12 20 6.12 -17 39.5 3.803 4.806 169 16.4 0:48 ( 0, 37) July 19 20 2.74 -17 24.0 3.813 4.827 175 16.5 0:17 ( 0, 38) C/2024 L5 ( ATLAS ) Now it is 16.4 mag (July 2, ATLAS Chile). Fading slowly. It will be unobservable soon in the Northern Hemisphere, or in August in the Southern Hemisphere. But it will be observable again in October. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) July 12 11 1.58 -2 36.6 4.052 3.624 58 16.5 20:59 ( 82, 7) July 19 11 1.74 -2 9.8 4.189 3.646 51 16.6 20:53 ( 85, 3) C/2023 F3 ( ATLAS ) Now it is 16.7 mag (July 7, ATLAS South Africa). It stays 17 mag for a while. In the Northern Hemisphere, it is not observable now, but it will appear in October. In the Southern Hemisphere, it will be getting lower gradually after this, and it will be unobservable in September. But it will be observable again in September. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) July 12 10 36.45 -24 36.9 5.662 5.328 65 16.5 20:59 ( 67,-11) July 19 10 37.58 -23 58.1 5.773 5.340 60 16.6 20:53 ( 71,-14) 302P/Lemmon-PanSTARRS It brightened very rapidly, and it became brighter than expected. Now it is 16.9 mag (July 7, ATLAS Chile). It stays 17 mag for a while. It stays observable in good condition. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) July 12 0 46.25 -0 40.7 3.020 3.337 99 16.7 3:11 (311, 42) July 19 0 49.66 -0 35.8 2.932 3.342 104 16.6 3:18 (320, 47) C/2025 F2 ( SWAN ) It brightened rapidly up to 7.8 mag on Apr. 8 (Osamu Miyazaki). The nucleus was disintegrated, however, its remnant had been visible until mid May. It will fade out rapidly after this. It will be fainter than 18 mag in August. 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) July 12 6 14.42 -39 23.7 1.808 1.633 63 16.7 3:11 (295,-40) July 19 6 21.47 -43 8.0 1.868 1.750 67 17.0 3:18 (301,-36) C/2024 G6 ( ATLAS ) Now it is 16.6 mag (June 18, Ken-ichi Kadota). It stays 17 mag for a while. It will be getting lower gradually after this, and it will be unobservable in October in the Southern Hemisphere, or in November in the Northern Hemisphere. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) July 12 16 3.62 -16 10.0 5.879 6.606 132 16.7 20:59 ( 5, 39) July 19 15 59.73 -15 30.0 5.965 6.595 124 16.8 20:53 ( 13, 38) C/2019 E3 ( ATLAS ) Very far object. Now it is 16.8 mag (June 6, Taras Prystavski). It stays 17 mag for a while. In the Northern Hemisphere, it is not observable now. In the Southern Hemisphere, it stays observable in good condition. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) July 12 1 30.37 -54 50.4 10.463 10.805 107 16.9 3:11 (336, -8) July 19 1 29.21 -55 12.5 10.420 10.816 110 16.9 3:18 (340, -5) C/2025 L1 ( ATLAS ) It is expected to brighten up to 13.5 mag and to be observable in good condition in 2026 spring. Now it is 17.3 mag (July 8, ATLAS Chile). Brightening slowly. In the Northern Hemisphere, it is not observable now. In the Southern Hemisphere, it will be getting lower gradually. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) July 12 4 13.12 -60 46.6 2.647 2.858 91 17.2 3:11 (326,-28) July 19 4 40.88 -63 33.4 2.560 2.793 92 17.0 3:18 (330,-28) 362P/(457175) 2008 GO98 Now it is 18.6 mag (June 4, Toshihiko Ikemura, Hirohisa Sato). Fading slowly. It will be fainter than 18 mag in October. It stays observable in good condition. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) July 12 21 51.79 4 32.0 2.587 3.386 135 17.1 2:33 ( 0, 60) July 19 21 49.06 4 23.9 2.544 3.402 141 17.1 2:03 ( 0, 60) C/2019 U5 ( PanSTARRS ) Now it is 16.4 mag (May 4, ATLAS South Africa). It stays 17 mag for a while. In the Northern Hemisphere, it is not observable now, but it will appear in September. In the Southern Hemisphere, it stays observable in good condition. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) July 12 5 52.32 -36 40.4 8.170 7.755 62 17.1 3:11 (294,-35) July 19 5 54.55 -36 58.8 8.187 7.799 64 17.1 3:18 (297,-29) C/2023 U1 ( Fuls ) It continues brightening even after the perihelion passage. Now it is 17.0 mag (July 8, ATLAS Chile). 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) July 12 3 26.40 -53 52.3 5.268 5.391 91 17.1 3:11 (323,-19) July 19 3 25.73 -55 10.7 5.232 5.412 94 17.1 3:18 (327,-16) 351P/Wiegert-PanSTARRS Now it is brighter than expected. Now it is 17.2 mag (June 30, Ken-ichi Kadota). Fading slowly. It will be fainter than 18 mag in September. It stays observable in good condition. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) July 12 20 7.78 -15 34.4 2.181 3.183 167 17.3 0:50 ( 0, 39) July 19 20 2.76 -15 22.2 2.177 3.189 174 17.3 0:17 ( 0, 40) C/2021 S3 ( PanSTARRS ) It brightened up to 9.6 mag from February to March in 2024 (Feb. 25, 2024, Thomas Lehmann). Now it is 17.5 mag (June 26, Ken-ichi Kadota). 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) July 12 23 42.50 43 48.3 5.894 6.010 91 17.3 3:11 (232, 73) July 19 23 40.88 44 12.1 5.868 6.071 96 17.3 3:18 (214, 78) C/2024 G2 ( ATLAS ) Now it is 17.7 mag (June 29, ATLAS South Africa). It stays 18 mag for a while. In the Northern Hemisphere, it is not observable now, but it will appear in October. In the Southern Hemisphere, it will be getting lower gradually after this, and it will be unobservable in September. But it will be observable again in October. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) July 12 11 9.77 -18 50.4 5.640 5.352 68 17.5 20:59 ( 68, -1) July 19 11 12.20 -17 58.7 5.749 5.355 62 17.6 20:53 ( 71, -4) C/2024 G4 ( PanSTARRS ) Now it is 17.7 mag (June 29, Toshihiko Ikemura, Hirohisa Sato). It stays 18 mag for a while. 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 November. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) July 12 16 43.56 15 48.6 4.620 5.274 125 17.5 21:22 ( 0, 71) July 19 16 42.45 15 12.1 4.659 5.254 120 17.5 20:53 ( 0, 70) 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 17.4 mag (Mar. 25, ATLAS South Africa). It stays 18 mag for a while. In the Northern Hemisphere, it is not observable now, but it will appear in August. In the Southern Hemisphere, it will be getting higher gradually. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) July 12 6 20.69 -17 5.9 8.278 7.555 42 17.5 3:11 (269,-32) July 19 6 23.92 -17 2.4 8.304 7.602 43 17.6 3:18 (273,-26) C/2023 V1 ( Lemmon ) Now it is 17.6 mag (June 27, Alfons Diepvens). It stays 18 mag for a while. In the Northern Hemisphere, it stays observable in good condition. In the Southern Hemisphere, it is not observable now, but it will appear in August. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) July 12 16 7.79 59 31.1 5.006 5.093 89 17.6 20:59 (176, 66) July 19 15 56.12 57 59.3 5.040 5.093 87 17.7 20:53 (164, 66) 78P/Gehrels 2 It will brighten up to 12 mag in 2026 summer. Now it is 17.2 mag (July 8, ATLAS Chile). Brightening slowly. It stays observable in good condition. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) July 12 20 30.82 -9 40.5 2.252 3.225 159 18.0 1:13 ( 0, 45) July 19 20 25.79 -9 51.2 2.197 3.193 166 17.8 0:40 ( 0, 45) C/2024 XK14 ( Bok ) Michael Mattiazzo detected a 25-arcsec tail on May 31. Now it is 18.1 mag (July 9, A. Aletti, F. Bellini, L. Buzzi, G. Galli). It will fade out rapidly after this. In the Northern Hemisphere, it is not observable now. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) July 12 5 9.14 -46 38.7 2.162 2.141 75 17.9 3:11 (308,-31) July 19 5 30.93 -51 2.6 2.124 2.163 78 18.0 3:18 (314,-30) C/2025 L2 Now it is 18.5 mag (June 29, Toshihiko Ikemura, Hirohisa Sato). It stays 18 mag for a while. In the Northern Hemisphere, it will be unobservable in October. In the Southern Hemisphere, it stays observable in good condition. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) July 12 22 14.99 -25 11.6 2.420 3.273 141 18.1 2:56 ( 0, 30) July 19 22 10.52 -28 20.2 2.332 3.239 147 17.9 2:25 ( 0, 27)