[Iaude] MPEC B134: COMET P/2015 HG16 = P/2023 W2 (PANSTARRS)
mpec at marsden.cfa.harvard.edu
mpec at marsden.cfa.harvard.edu
Fri Jan 26 00:44:07 EST 2024
M.P.E.C. 2024-B134 Issued 2024 January 26, 05:41 UT
The Minor Planet Electronic Circulars contain information on unusual
minor planets, routine data on comets and natural satellites,
and occasional editorial announcements. They are published
on behalf of Division F of the International Astronomical Union by the
Minor Planet Center, Smithsonian Astrophysical Observatory,
Cambridge, MA 02138, U.S.A.
Prepared using the Tamkin Foundation Computer Network
MPC at CFA.HARVARD.EDU
URL https://www.minorplanetcenter.net/ ISSN 1523-6714
COMET P/2015 HG16 = P/2023 W2 (PANSTARRS)
J. Maikner has recovered comet P/2015 HG16 = P/2023 W2 (PANSTARRS) in
images taken on 2023 Nov. 19 and 20 UT from Comet Hunter Observatory2 (W62).
Observations:
PK23W020*KC2023 11 17.14994502 30 25.10 +07 34 52.0 20.4 GXEB134W62
PK23W020 KC2023 11 17.17322302 30 24.05 +07 34 54.1 20.2 GXEB134W62
PK23W020 KC2023 11 17.19634302 30 23.00 +07 34 56.0 20.3 GXEB134W62
PK23W020 KC2023 11 19.14985502 29 02.36 +07 37 34.4 20.4 GXEB134W62
PK23W020 KC2023 11 19.17300302 29 01.35 +07 37 36.1 20.2 GXEB134W62
PK23W020 KC2023 11 19.19616302 29 00.34 +07 37 38.1 20.3 GXEB134W62
PK23W020 C2023 12 07.21621902 18 10.793+08 14 24.86 21.39GVEB134V00
PK23W020 C2023 12 07.22173702 18 10.616+08 14 25.94 21.55GVEB134V00
PK23W020 C2023 12 07.22724002 18 10.458+08 14 26.84 21.38GVEB134V00
PK23W020 C2023 12 07.23274302 18 10.307+08 14 27.74 21.05GVEB134V00
PK23W020 C2023 12 08.37771202 17 38.457+08 17 43.34 21.80wXEB134F51
PK23W020 C2023 12 08.39034802 17 38.111+08 17 45.51 21.74wXEB134F51
PK23W020 C2023 12 08.40301402 17 37.750+08 17 47.80 21.58wXEB134F51
PK23W020 C2023 12 08.41572702 17 37.399+08 17 50.02 21.62wXEB134F51
PK23W020 KC2023 12 16.78856302 14 27.69 +08 45 04.5 20.1 RqEB134215
PK23W020 KC2023 12 16.79115302 14 27.69 +08 45 05.4 19.9 RqEB134215
PK23W020 KC2023 12 16.79374302 14 27.66 +08 45 05.0 20.4 RqEB134215
Observer details:
215 Buchloe. Observer W. Hasubick. 0.44-m f/4.6 reflector + CCD.
F51 Pan-STARRS 1, Haleakala. Observers J. Herman, T. Lowe, P. Minguez, A.
Schultz, I. Smith. Measurers K. Chambers, T. de Boer, J. Fairlamb, H.
Gao, M. Huber, C.-C. Lin, E. Magnier, Y. Ramanjooloo, R. Wainscoat, R.
Weryk. 1.8-m Ritchey-Chretien + CCD.
V00 Kitt Peak-Bok. Observer H. Groeller. Measurers M. J. Brucker, C. E.
Woodward, D. Fay, J. B. Fazekas, D. C. Fuls, A. R. Gibbs, H. Groeller, J.
K. Hogan, R. A. Kowalski, S. M. Larson, C. Lejoly, G. J. Leonard, R. A.
Mastaler, R. S. McMillan, D. Rankin, R. L. Seaman, A. Serrano, F. C.
Shelly, K. W. Wierzchos. 2.25-m reflector + 4x4K mosaic CCD.
W62 Comet Hunter Observatory2, New Ringgold. Observer J. Maikner. 0.30-m
f/3.8 Riccardi-Honders + CCD.
Orbital elements:
P/2015 HG16 (PANSTARRS)
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2024 Oct. 16.72401 TT Rudenko
q 3.1177546 (2000.0) P Q
n 0.09361687 Peri. 46.89129 -0.20832075 -0.93918178
a 4.8035979 Node 57.09182 +0.77607546 -0.32861325
e 0.3509543 Incl. 18.97777 +0.59523890 +0.09975427
P 10.5
>From 67 observations 2015 Jan. 14-2023 Dec. 16, mean residual 0".7.
Ephemeris:
Date TT R. A. (2000) Decl. Delta r Elong. Phase m1 m2
2023 12 27 02 12 24.6 +09 26 29 2.9377 3.5264 119.4 14.1 20.3
...
2024 01 11 02 13 07.0 +10 42 02 3.1077 3.4905 104.8 15.8 20.4
...
2024 01 19 02 15 15.7 +11 28 41 3.2054 3.4717 97.4 16.3 20.4
...
2024 01 25 02 17 37.8 +12 06 08 3.2801 3.4579 92.0 16.5 20.5
2024 01 26 02 18 05.1 +12 12 33 3.2926 3.4557 91.2 16.5 20.5
2024 01 27 02 18 33.4 +12 19 02 3.3051 3.4534 90.3 16.6 20.5
...
2024 02 02 02 21 44.0 +12 58 52 3.3801 3.4398 85.1 16.6 20.5
...
2024 02 10 02 26 50.7 +13 54 20 3.4792 3.4221 78.5 16.4 20.6
...
2024 02 25 02 38 52.8 +15 43 45 3.6572 3.3899 66.7 15.6 20.6
M. P. C. Staff (C) Copyright 2024 MPC M.P.E.C. 2024-B134
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