MPEC 2021-H19 : 2021 GH13
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M.P.E.C. 2021-H19 Issued 2021 April 16, 21:56 UT
The Minor Planet Electronic Circulars contain information on unusual
minor planets and routine data on comets. 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@CFA.HARVARD.EDU
URL https://www.minorplanetcenter.net/ ISSN 1523-6714
2021 GH13
Observations:
K21G13H C2021 04 09.28911 12 53 41.21 -24 40 55.6 21.4 GVEH019G96
K21G13H C2021 04 09.29461 12 53 42.13 -24 41 10.5 20.6 GVEH019G96
K21G13H C2021 04 09.30010 12 53 42.97 -24 41 26.8 21.4 GVEH019G96
K21G13H* C2021 04 15.36266713 16 55.416-29 33 32.17 20.93wUEH019F52
K21G13H C2021 04 15.37812813 16 58.581-29 34 18.34 20.98wUEH019F52
K21G13H C2021 04 15.40900013 17 04.908-29 35 49.93 21.19wUEH019F52
K21G13H ^C2021 04 16.49848713 21 51.955-30 27 58.34 20.68GVEH019568
K21G13H ^C2021 04 16.49946513 21 52.174-30 28 00.99 21.46GVEH019568
K21G13H ^C2021 04 16.50045113 21 52.393-30 28 03.65 20.52GVEH019568
K21G13H ^C2021 04 16.50575613 21 53.574-30 28 17.84 20.59GVEH019568
K21G13H ^C2021 04 16.50673413 21 53.794-30 28 20.38 21.76GVEH019568
K21G13H ^C2021 04 16.50771813 21 54.008-30 28 23.05 20.58GVEH019568
Observer details:
568 Mauna Kea. Observers R. Wainscoat, L. Wells, T. Burdullis. Measurers R.
Weryk, R. Wainscoat. 3.6-m Canada-France-Hawaii Telescope + CCD.
F52 Pan-STARRS 2, Haleakala. Observers J. Bulger, T. Dukes, T. Lowe, A.
Schultz, M. Willman. Measurers K. Chambers, S. Chastel, T. de Boer, L.
Denneau, J. Fairlamb, H. Flewelling, M. Huber, C.-C. Lin, E. Magnier, Y.
Ramanjooloo, R. Wainscoat, R. Weryk. 1.8-m Ritchey-Chretien + CCD.
G96 Mt. Lemmon Survey. Observer G. J. Leonard. Measurers E. J. Christensen,
B. Gray, D. Rankin, F. C. Shelly. 1.5-m reflector + 10K CCD.
Orbital elements:
2021 GH13 Earth MOID = 0.0614 AU
Epoch 2020 Dec. 17.0 TT = JDT 2459200.5 Bell
M 282.94984 (2000.0) P Q
n 0.59626735 Peri. 259.26186 -0.81516351 +0.57901100
a 1.3980049 Node 316.11674 -0.52203072 -0.74632450
e 0.2384988 Incl. 1.31927 -0.25098283 -0.32824685
P 1.65 H 25.92 G 0.15 U 8
Residuals in seconds of arc
210409 G96 (1.2- 0.5-) 210415 F52 0.2- 0.2+ 210416 568 0.0 0.0
210409 G96 0.0 0.3+ 210415 F52 0.1- 0.0 210416 568 0.0 0.0
210409 G96 0.0 0.3- 210416 568 0.0 0.0 210416 568 0.0 0.0
210415 F52 0.2+ 0.2- 210416 568 0.0 0.0 210416 568 0.0 0.0
Ephemeris:
2021 GH13 a,e,i = 1.40, 0.24, 1 q = 1.0646
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2021 03 17 12 07 29.3 -09 47 32 0.1175 1.1100 167.6 11.1 22.2
...
2021 04 01 12 31 07.6 -18 27 24 0.08567 1.0824 165.8 13.1 21.5
...
2021 04 09 12 52 43.9 -24 25 30 0.07428 1.0726 162.5 16.3 21.3
...
2021 04 15 13 15 17.7 -29 14 26 0.06834 1.0677 160.0 18.7 21.2
2021 04 16 13 19 40.8 -30 02 32 0.06757 1.0671 159.6 19.1 21.2
2021 04 17 13 24 15.3 -30 50 16 0.06686 1.0666 159.2 19.5 21.2
...
2021 04 23 13 55 36.5 -35 19 31 0.06394 1.0646 157.1 21.6 21.1
...
2021 05 01 14 45 39.5 -39 47 03 0.06349 1.0654 155.0 23.5 21.2
...
2021 05 16 16 15 37.0 -41 18 31 0.07236 1.0775 155.8 22.7 21.5
M. P. C. Staff (C) Copyright 2021 MPC M.P.E.C. 2021-H19
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