C/2025 A1 (Lemmon) _ CK25A010 _ CCMJ452 object ..

[Gremlin]

C/2025 A1 (Lemmon) _ CK25A010 _ CCMJ452 object (Jan. 6.66 UT), MPEC 2025-A108 (A/2025 A1 _ AK25A010), MPEC 2026-F30, CBET 5668
Ø кометного ядра 11123 м

C2025 A1 (Lemmon) _ CK25A010 _ CCMJ452 object (Jan. 6.66 UT) _ MPEC 2025-A108 (A2025 A1 _ AK25A010), MPEC 2026-F30 _ 2026 mag _ 20 03 2026 _ 1.gif

C2025 A1 (Lemmon) _ CK25A010 _ CCMJ452 object (Jan. 6.66 UT) _ MPEC 2025-A108 (A2025 A1 _ AK25A010), MPEC 2026-F30 _ 2026 mag _ 11 03 2026 _ 1.gif

C2025 A1 (Lemmon) _ CK25A010 _ CCMJ452 object (Jan. 6.66 UT) _ MPEC 2025-A108 (A2025 A1 _ AK25A010), MPEC 2026-F30 _ 18 00 UTC + 3 мск _ 17 03 2026 _ 1.gif

C2025 A1 (Lemmon) _ CK25A010 _ CCMJ452 object (Jan. 6.66 UT) _ MPEC 2025-A108 (A2025 A1 _ AK25A010), MPEC 2026-F30 _ 17 03 2026 _ 1.png

C2025 A1 (Lemmon) _ CK25A010 _ CCMJ452 object (Jan. 6.66 UT) _ MPEC 2025-A108 (A2025 A1 _ AK25A010), MPEC 2026-F30 _ 17 03 2026 _ 2.png

C2025 A1 (Lemmon) _ CK25A010 _ CCMJ452 object (Jan. 6.66 UT) _ MPEC 2025-A108 (A2025 A1 _ AK25A010), MPEC 2026-F30, CBET 5668 _ 18 03 2026 _ 1.png

C2025 A1 (Lemmon) _ CK25A010 _ CCMJ452 object (Jan. 6.66 UT) _ MPEC 2025-A108 (A2025 A1 _ AK25A010), MPEC 2026-F30 _ 17 03 2026 _ 3.png

C/2025 A1 (Lemmon) / CK25A010 (e=1.002, i=33.4°, q=5.342 AU, TP=2027 Mar. 13.29 TT) was picked up at 0639 UT on 2 Jan. 2025 by E.J. Christensen via the Mt. Lemmon Survey (MLS), which observed it at 2025 Jan. 2.28-29p4, 2025 Jan. 2.36-40p4, 2025 Dec. 17.37-38p4, 2026 Jan. 13.39-40p4, 2026 Jan. 29.17-19p4, and 2026 Feb. 10.27-28p4. This detection was confirmed by program code 0 via Pan-STARRS 1 (PS1) (2021 Nov. 11.50-52p3, 2021 Nov. 27.47-49p3, 2023 Dec. 4.53-57p4, 2023 Dec. 7.52-56p4, 2023 Dec. 12.51-55p4, 2023 Dec. 30.44-48p4, 2025 Dec. 13.46-50p4, 2026 Jan. 1.38-41p4, 2026 Jan. 18.38-41p4 & 2026 Feb. 15.29-31p3), program code 0 via Pan-STARRS 2 (PS2) (2023 Dec. 16.33-35p2, 2024 Feb. 12.32-34p2, 2024 Nov. 2.54-58p4, 2024 Nov. 27.46-47p2, 2024 Nov. 27.56p2, 2025 Dec. 3.59-64p4, 2025 Dec. 17.45-49p4, 2026 Jan. 1.41-44p4, 2026 Jan. 16.42-46p4 & 2026 Feb. 21.33-38p8), program code 6 via the Mt. Lemmon Survey (MLS) (2024 Oct. 28.42-44p4 & 2024 Nov. 14.33-34p3), A.R. Gibbs via the Bok Telescope (2024 Dec. 20.45-46p4, 2025 Oct. 2.51-52p4 & 2026 Jan. 14.33-34p4), Forti Obs. (2025 Jan. 3.89-90p2), San Marcello Pistoiese Obs. (2025 Jan. 4.11-14p2), Astronomical Research Obs. Westfield (2025 Jan. 4.18-19p3), R. Weryk via Canada-France-Hawaii Telescope (2025 Jan. 4.36p3 & 2025 Jan. 4.50p6), Visnjan Obs. (2025 Jan. 4.74-75p4), program code 3 via Skygems Northern Obs. (2025 Jan. 4.95-96p2), SADR Obs. (2025 Jan. 6.11-14p3), Montcabre Obs. (2025 Jan. 17.84p1 & 2025 Jan. 17.92p1), Buchloe Obs. (2025 Jan. 21.99-00p2), Corner Obs. (2025 Feb. 1.84-88p3), WFST (2025 Oct. 29.83p1, 2025 Oct. 29.88p1, 2026 Jan. 1.73-76p2, 2026 Jan. 8.70p1, 2026 Jan. 8.74p1, 2026 Jan. 11.59p1 & 2026 Jan. 11.66p1), K. Shima via Gravitational-wave Optical Transient Observer Yatsugatake (2025 Nov. 21.70-71p2, 2025 Dec. 26.73-74p2, 2026 Jan. 17.69-70p2, 2026 Feb. 13.66-67p2, 2026 Feb. 15.58-60p2, 2026 Feb. 17.67-69p2 & 2026 Feb. 19.61-63p2), Purple Mtn. Obs. Xuyi Station (2025 Nov. 21.85-88p3, 2026 Jan. 23.65-67p3 & 2026 March 11.63-65p3), Southern Utsunomiya Obs. (2025 Nov. 29.68-70p2 & 2026 Feb. 9.54-55p2), program code 0 via ATLAS Haleakala (2025 Dec. 12.60-62p4, 2025 Dec. 17.51-54p4, 2025 Dec. 22.50-53p4, 2026 Jan. 9.45-52p4, 2026 Jan. 16.49-53p4, 2026 Feb. 4.45-48p4, 2026 Feb. 17.39-41p4 & 2026 March 10.40-42p4), program code 0 via ATLAS TDO (2025 Dec. 26.04-08p4, 2026 Jan. 12.05-09p4, 2026 Jan. 20.05-09p4, 2026 Jan. 23.08-12p4, 2026 Feb. 7.01-05p4, 2026 Feb. 11.01-06p7, 2026 Feb. 12.01-05p4, 2026 Feb. 17.01-05p4, 2026 Feb. 18.01-05p7, 2026 Feb. 23.01-05p4, 2026 Feb. 24.95-99p4 & 2026 March 8.97-01p8), Hidetaka Sato via iTelescope Obs. Beryl Jct. (2025 Dec. 30.55p2), Fukuchiyama & Kannabe Obs. (Jan. 16.61-64p3 & 18.58-62p3), program code 0 via ATLAS Mauna Loa (Jan. 20.52-55p4, 26.44-47p4, Feb. 19.39-42p4, 25.38-44p4 & March 9.35-38p4), Brixiis Obs. (March 3.91-92p2), Maisoncelles Obs. (March 4.81-86p3 & 8.82-87p3), Tarbatness Obs. (March 6.97-98p3, 7.87-89p3, 8.89-90p2 & 9.93-95p2), Stixendorf Obs. (March 7.79-80p3), Olmen Obs. (March 8.92-94p3), Comet Hunter Obs. (March 9.05-10p3), and Trevinca Skies Obs. (March 11.87-89p3).

Orbital elements:
C/2025 A1 (Lemmon)
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2027 Mar. 13.29350 TT Pike
q 5.3416069 (2000.0) P Q
z -0.0004112 Peri. 68.13240 -0.83264535 -0.12247034
+/-0.0000018 Node 101.33069 -0.00789686 -0.97251668
e 1.0021966 Incl. 33.42405 +0.55375026 -0.19802101
From 329 observations 2021 Nov. 11-2026 Mar. 11, mean residual 0".4.

Ephemeris:
Date TT R. A. (2000) Decl. Delta r Elong. Phase m1 m2
2026 02 15 08 30 43.8 +36 51 09 5.1956 6.0696 149.8 4.7 18.6
...
2026 03 02 08 25 35.2 +37 29 40 5.2710 6.0188 135.6 6.6 18.6
...
2026 03 10 08 23 42.6 +37 42 35 5.3316 5.9923 127.8 7.5 18.6
...
2026 03 16 08 22 47.2 +37 48 58 5.3847 5.9727 122.1 8.1 18.6
2026 03 17 08 22 40.6 +37 49 47 5.3941 5.9695 121.1 8.2 18.6
2026 03 18 08 22 34.7 +37 50 30 5.4037 5.9663 120.2 8.3 18.6
...
2026 03 24 08 22 15.8 +37 53 24 5.4639 5.9470 114.5 8.8 18.6
...
2026 04 01 08 22 35.5 +37 53 36 5.5504 5.9216 107.1 9.3 18.6
...
2026 04 16 08 25 30.7 +37 44 13 5.7246 5.8753 93.7 9.8 18.7



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