C/2024 J4 (Lemmon) _ CK24J040 _ CALRCK2 object ..

[Gremlin]

C/2024 J4 (Lemmon) _ CK24J040 _ CALRCK2 object (May 31.17 UT), MPEC 2024-K128, CBET 5399
Ø кометного ядра 10149 м

C2024 J4 (Lemmon) _ CK24J040 _ CALRCK2 object (May 31.17 UT) _ MPEC 2024-K128, CBET 5399 _ 2025 mag _ 09 08 2025 _ 1.gif

C2024 J4 (Lemmon) _ CK24J040 _ CALRCK2 object (May 31.17 UT) _ MPEC 2024-K128, CBET 5399 _ 2024 mag _ 04 09 2024 _ 1.gif

C2024 J4 (Lemmon) _ CK24J040 _ CALRCK2 object (May 31.17 UT) _ MPEC 2024-K128, CBET 5399 _ 2024 mag _ 04 06 2024 _ 1.gif

C2024 J4 (Lemmon) _ CK24J040 _ CALRCK2 object (May 31.17 UT) _ MPEC 2024-K128, CBET 5399 _ 31 05 2024 _ 1.png

C2024 J4 (Lemmon) _ CK24J040 _ no data object _ MPEC 2024-K128, CBET 5399 _ 30 05 2024 _ 1.png

☄ _ C2024 J4 (Lemmon) _ CK24J040 _ no data object _ MPEC 2024-K128, CBET 5399 _ 30.225 UTC 05 2024 _ 1.png

C2024 J4 (Lemmon) _ CK24J040 _ no data object _ MPEC 2024-K128, CBET 5399 _ 18 00 UTC + 3 мск _ 30 05 2024 _ 1.gif

C2024 J4 (Lemmon) _ CK24J040 _ no data object _ MPEC 2024-K128, CBET 5399 _ 30 05 2024 _ 2.png

C2024 J4 (Lemmon) _ CK24J040 _ no data object _ MPEC 2024-K128, CBET 5399 _ 30 05 2024 _ 3.png

C2024 J4 (Lemmon) _ CK24J040 _ no data object _ MPEC 2024-K128, CBET 5399 _ 30 05 2024 _ 4.png

C2024 J4 (Lemmon) _ CK24J040 _ no data object _ MPEC 2024-K128, CBET 5399 _ 31 05 2024 _ 1.png

C/2024 J4 (Lemmon) / CK24J040 (Centaur, i=117.5°, q=5.688 AU, Q=1959.822 AU, TP=2025 Apr. 27.73 TT) was picked up at 0958 UT on 11 May by MLS/Christensen, which observed it at May 11.42-43p3 and 28.43-45p4. This detection was confirmed by Mt. Lemmon Sta. (May 11.45-47p3, 12.33-35p4 & 13.42-44p4), B. Stecklum via Schwarzschild Obs. (May 12.04-08p8), Farpoint Obs. (May 12.32p2), ARO Westfield (May 12.32-34p5 & 13.27p5), MRO (May 12.33-35p4), Hidetaka Sato via iTelescope Obs. Beryl Jct. (May 12.39-40p2), St. Pardon de Conques Obs. (May 13.10-11p3), Baihuashan Obs. (May 13.67-69p3), KPNO (May 17.46-47p3, 19.31-32p3 & 28.34-36p3), Sormano2 Obs. (May 18.04p2), Crni Vrh Obs. (May 18.91-92p2), 29PREMOTE Obs. (May 18.98-03p3), TTT2 (May 20.13p4, 22.13p2, 23.17p4, 24.13p3, 25.11p3, 26.11p3 & 27.11p3), and Starhopper Obs. (May 20.85-86p2 & 26.96-97p3).

Orbital elements:
C/2024 J4 (Lemmon)
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5
T 2025 Apr. 27.73030 TT Rudenko
q 5.6884803 (2000.0) P Q
z +0.0010205 Peri. 128.04847 -0.46100729 -0.83741116
+/-0.0003426 Node 19.33753 -0.78017725 +0.22481167
e 0.9941949 Incl. 117.53540 +0.42284244 -0.49819902
From 93 observations 2024 May 11-28, mean residual 0".3.

Ephemeris:
Date TT R. A. (2000) Decl. Delta r Elong. Phase m1 m2
2024 04 30 19 13 53.1 +43 27 01 6.1147 6.2492 93.0 9.3 19.9
...
2024 05 15 18 59 59.9 +45 12 21 5.9524 6.2063 99.9 9.2 19.8
...
2024 05 23 18 50 47.5 +45 58 14 5.8768 6.1840 103.0 9.2 19.8
...
2024 05 29 18 43 08.4 +46 26 10 5.8264 6.1676 105.0 9.1 19.7
2024 05 30 18 41 48.4 +46 30 13 5.8186 6.1648 105.3 9.1 19.7
2024 05 31 18 40 27.6 +46 34 04 5.8109 6.1621 105.6 9.1 19.7
...
2024 06 06 18 32 04.7 +46 53 05 5.7686 6.1460 107.2 9.1 19.7
...
2024 06 14 18 20 16.3 +47 06 29 5.7228 6.1249 108.7 9.0 19.7
...
2024 06 29 17 57 16.7 +46 51 18 5.6716 6.0864 109.5 9.1 19.6



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