P/2021 PE20 (ATLAS) _ PK21P20E _ A10zXJZ object ..

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P/2021 PE20 (ATLAS) _ PK21P20E (MPEC 2023-C66, CBET 5220) = 2021 PE20 _ K21P20E _ A10zXJZ object, MPEC 2021-Q10

P2021 PE20 (ATLAS) _ PK21P20E (MPEC 2023-C66, CBET 5220) = 2021 PE20 _ K21P20E _ A10zXJZ object (Aug. 17.45 UT) _ MPEC 2021-Q10 _ 2023 mag _ 26 02 2023 _ 1.gif

P2021 PE20 (ATLAS) _ PK21P20E (MPEC 2023-C66, CBET 5220) = 2021 PE20 _ K21P20E _ A10zXJZ object (Aug. 17.45 UT) _ MPEC 2021-Q10 _ 2022 mag _ 06 02 2022 _ 1.gif

P2021 PE20 (ATLAS) _ PK21P20E (MPEC 2023-C66, CBET 5220) = 2021 PE20 _ K21P20E _ A10zXJZ object (Aug. 17.45 UT) _ MPEC 2021-Q10 _ 18 00 UTC + 3 мск _ 10 02 2023 _ 1.gif

P2021 PE20 (ATLAS) _ PK21P20E (MPEC 2023-C66, CBET 5220) = 2021 PE20 _ K21P20E _ A10zXJZ object (Aug. 17.45 UT) _MPEC 2021-Q10 _Jupiter-family Comet (NEO) _P = 7.25 (JPL) _10 02 2023 _ 2.png

P2021 PE20 (ATLAS) _ PK21P20E (MPEC 2023-C66, CBET 5220) = 2021 PE20 _ K21P20E _ A10zXJZ object (Aug. 17.45 UT) _MPEC 2021-Q10 _Jupiter-family Comet (NEO) _P = 7.25 (JPL) _10 02 2023 _ 1.png

P/2021 PE20 (ATLAS) / PK21P20E (q=1.235 AU, Q=7.491 AU, TP=2021 June 7.03 TT) was picked up at 1408 UT on 12 Aug. 2021 by ATLAS Haleakala, which observed it at 2021 Aug. 12.59-62p4 and 2021 Aug. 28.55-57p4. This detection was confirmed by the Zwicky Transient Facility (ZTF) (2021 Aug. 9.47p1, 2021 Aug. 12.46p1, 2021 Aug. 14.44p1, 2021 Aug. 17.44p1, 2021 Aug. 27.45-48p2 & 2021 Aug. 30.45-49p2), Hidetaka Sato via iTelescope Obs. Siding Spring (2021 Aug. 13.80p2 & 2021 Aug. 15.71-72p2), LCO Siding Spring B (2021 Aug. 13.81-82p3), Visnjan Obs. (2021 Aug. 14.08-09p4), Schiaparelli Obs. (2021 Aug. 14.11-12p2), SONEAR (2021 Aug. 15.25p3), Gisborne Obs. (2021 Aug. 15.70-72p3), program code 1 via Skygems Namibia Remote Obs. (SNRO) (2021 Aug. 16.15-18p3), ATLAS Mauna Loa (2021 Aug. 18.56-58p4, 2021 Aug. 21.56-58p4, 2021 Aug. 22.60-63p5, 2021 Aug. 26.53-56p4 & 2021 Sept. 3.59-61p4), PS1 (2021 Aug. 25.55-59p4, 2021 Oct. 14.57-59p3, 2021 Oct. 31.46-50p4 & 2021 Nov. 11.41-43p3), Holmes/CTIO (2021 Aug. 29.31p3), Guidestar Obs. (2021 Sept. 3.08-10p3), program code 10 via ESA Optical Ground Station (ESA OGS) (2021 Sept. 7.20p3), the Mt. Lemmon Survey (MLS) (2021 Sept. 13.45-46p4, 2021 Oct. 14.46-48p4 & 2021 Nov. 12.24-26p4), program code 24 via DECam (2021 Sept. 20.30p2, 2021 Sept. 21.32p2, 2021 Sept. 23.29p2 & 2021 Sept. 26.36p2), and PS2 (2021 Sept. 28.52-55p4).

Orbital elements:
P/2021 PE20 (ATLAS)
Epoch 2023 Feb. 25.0 TT = JDT 2460000.5
T 2021 June 7.02637 TT Rudenko
q 1.2345703 (2000.0) P Q
n 0.13597469 Peri. 210.46428 +0.61388134 +0.71366803
a 3.7453924 Node 99.63097 -0.63753520 +0.70025547
e 0.6703762 Incl. 20.01137 -0.46550893 -0.01789444
P 7.25
From 102 observations 2021 Aug. 9-Nov. 11, mean residual 0".6.

Ephemeris:
Date TT R. A. (2000) Decl. Delta r Elong. Phase m1 m2
2023 01 11 06 22 07.6 +22 40 34 3.8213 4.7778 164.9 3.1 26.7
...
2023 01 26 06 11 50.1 +23 08 46 3.9831 4.8408 147.3 6.3 26.9
...
2023 02 03 06 07 32.8 +23 21 49 4.0949 4.8738 138.2 7.7 26.9
...
2023 02 09 06 04 58.6 +23 30 48 4.1885 4.8982 131.5 8.7 27.0
2023 02 10 06 04 36.3 +23 32 14 4.2048 4.9022 130.4 8.8 27.0
2023 02 11 06 04 14.9 +23 33 40 4.2213 4.9063 129.3 9.0 27.0
...
2023 02 17 06 02 27.5 +23 41 52 4.3242 4.9304 122.8 9.7 27.1
...
2023 02 25 06 00 59.9 +23 52 04 4.4701 4.9621 114.4 10.5 27.2
...
2023 03 12 06 01 01.4 +24 09 12 4.7613 5.0203 99.4 11.3 27.4


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