P/2017 B4 _ PK17B040 = P/2026 AH19 (PanSTARRS) _ PK26A19H ..

[Gremlin]

P/2017 B4 _ PK17B040 = P/2026 AH19 (PanSTARRS) _ PK26A19H _ C19QJN5 object (Jan. 15.75 UT), MPEC 2026-F198, CBET 5676
Ø кометного ядра 1350.4 м

P2026 AH19 (PanSTARRS) _ PK26A19H _ C19QJN5 object (Jan. 15.75 UT) = P2017 B4 (PanSTARRS) _ PK17B040 _ P10yZrv object (Feb. 4.11 UT) _ MPEC 2017-C46, CBET 4355, MPEC 2026-F198, CBET 5676 _ 2025 mag _ 28 03 2026 _ 1.gif

P2017 B4 (PanSTARRS) _ PK17B040 _ P10yZrv object (Feb. 4.11 UT) = C19QJN5 object (Jan. 15.75 UT) = P2026 AH19 (PanSTARRS) _ PK26A19H (MPEC 2026-F198, CBET 5676) _ MPEC 2017-C46, CBET 4355 _ 2025 mag _ 28 03 2026 _ 1.gif

P2017 B4 _ PK17B040 = P2026 AH19 (PanSTARRS) _ PK26A19H _ C19QJN5 object (Jan. 15.75 UT) _ MPEC 2026-F198, CBET 5676 _ 27 03 2026 _ 1.png

P2017 B4 (PanSTARRS) _ PK17B040 _ P10yZrv object (Feb. 4.11 UT) = C19QJN5 object (Jan. 15.75 UT) = P2026 AH19 (PanSTARRS) _ PK26A19H (MPEC 2026-F198) _ MPEC 2017-C46, CBET 4355 _ 21 00 UTC + 3 мск _ 25 03 2026 _ 1.gif

P2017 B4 (PanSTARRS) _ PK17B040 _ P10yZrv object (Feb. 4.11 UT) = C19QJN5 object (Jan. 15.75 UT) = P2026 AH19 (PanSTARRS) _ PK26A19H (MPEC 2026-F198) _ MPEC 2017-C46, CBET 4355 _ 2025 mag _ 24 01 2026 _ 1.gif

P2017 B4 (PanSTARRS) _ PK17B040 _ P10yZrv object (Feb. 4.11 UT) = C19QJN5 object (Jan. 15.75 UT) = P2026 AH19 (PanSTARRS) _ PK26A19H (MPEC 2026-F198) _ MPEC 2017-C46, CBET 4355 _ 25 01 2026 _ 1.png

P2017 B4 (PanSTARRS) _ PK17B040 _ P10yZrv object (Feb. 4.11 UT) = C19QJN5 object (Jan. 15.75 UT) = P2026 AH19 (PanSTARRS) _ PK26A19H (MPEC 2026-F198) _ MPEC 2017-C46, CBET 4355 _ 25 01 2026 _ 2.png

P2017 B4 (PanSTARRS) _ PK17B040 _ P10yZrv object (Feb. 4.11 UT) = C19QJN5 object (Jan. 15.75 UT) = P2026 AH19 (PanSTARRS) _ PK26A19H (MPEC 2026-F198) _ MPEC 2017-C46, CBET 4355 _ 25 01 2026 _ 3.png

P/2026 AH19 / PK26A19H was picked up at 1043 UT on 13 Jan. by A.R. Gibbs via the Bok Telescope, which observed it at Jan. 13.45-46p4 and 15.42-46p8. This detection was confirmed by program code 0 via Pan-STARRS 2 (PS2) (2025 Dec. 15.56-60p4 & 2025 Dec. 25.55-58p3), program code 0 via Pan-STARRS 1 (PS1) (Jan. 14.45-49p3), Comet Hunter Obs. (Jan. 20.27-33p3), Purple Mtn. Obs. Xuyi Station (Feb. 14.63-66p3), F. Ocana via ESA Optical Ground Station (ESA OGS) (Feb. 19.01-02p2), and Makroskooppi Obs. (March 11.94-01p3).

Orbital elements:
P/2017 B4 (PANSTARRS)
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2025 Dec. 2.00157 TT Pike
q 2.8163967 (2000.0) P Q
n 0.10797483 Peri. 11.45941 -0.64359881 -0.69853356
a 4.3677157 Node 119.47139 +0.67075427 -0.71160909
e 0.3551786 Incl. 21.05531 +0.36860450 +0.07525536
P 9.13
From 121 observations 2016 Dec. 22-2026 Mar. 12, mean residual 0".5.

Ephemeris:
Date TT R. A. (2000) Decl. Delta r Elong. Phase m1 m2
2026 02 23 10 19 44.2 +27 57 25 1.9038 2.8613 162.1 6.1 20.5
...
2026 03 10 10 11 10.3 +29 52 23 1.9771 2.8787 149.8 10.0 20.6
...
2026 03 18 10 07 40.5 +30 31 13 2.0385 2.8890 142.1 12.2 20.7
...
2026 03 24 10 05 49.0 +30 49 50 2.0935 2.8972 136.3 13.8 20.7
2026 03 25 10 05 34.7 +30 52 05 2.1033 2.8986 135.3 14.0 20.7
2026 03 26 10 05 21.7 +30 54 06 2.1133 2.9000 134.4 14.2 20.7
...
2026 04 01 10 04 31.7 +31 01 27 2.1769 2.9088 128.8 15.5 20.8
...
2026 04 09 10 04 40.4 +30 59 24 2.2700 2.9211 121.5 17.0 20.9
...
2026 04 24 10 08 46.9 +30 24 26 2.4642 2.9459 108.8 18.9 21.2



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