MPEC 2020-R136 : 2020 RC4
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M.P.E.C. 2020-R136 Issued 2020 September 14, 05:41 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
2020 RC4
Observations:
K20R04C* C2020 09 10.36324923 50 34.532-07 10 52.53 21.44wUER136F51
K20R04C C2020 09 10.38754723 50 37.502-07 06 54.83 21.15wUER136F51
K20R04C C2020 09 10.39974723 50 38.957-07 04 55.86 21.60wUER136F51
K20R04C ^C2020 09 11.34232823 53 04.444-04 38 35.59 21.37GVER136568
K20R04C ^C2020 09 11.34327423 53 04.547-04 38 27.23 21.31GVER136568
K20R04C ^C2020 09 11.34422023 53 04.651-04 38 18.85 21.29GVER136568
K20R04C C2020 09 13.44392923 57 25.407-00 01 11.75 21.76wUER136F51
K20R04C C2020 09 13.46789723 57 27.129+00 01 37.29 21.64wUER136F51
K20R04C C2020 09 13.47987723 57 27.983+00 03 01.79 21.67wUER136F51
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.
F51 Pan-STARRS 1, Haleakala. Observers J. Bulger, 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.
Orbital elements:
2020 RC4 Earth MOID = 0.0503 AU
Epoch 2020 May 31.0 TT = JDT 2459000.5 Bell
M 338.40097 (2000.0) P Q
n 0.29099715 Peri. 324.81545 +0.72264445 +0.69095280
a 2.2553307 Node 351.39862 -0.60108550 +0.61444325
e 0.5461357 Incl. 7.38185 -0.34129346 +0.38084607
P 3.39 H 26.36 G 0.15 U 8
Residuals in seconds of arc
200910 F51 0.0+ 0.0- 200911 568 0.0- 0.0- 200913 F51 0.1+ 0.0+
200910 F51 0.0+ 0.1+ 200911 568 0.0- 0.0- 200913 F51 0.0+ 0.1-
200910 F51 0.0- 0.1- 200911 568 0.0- 0.0+ 200913 F51 0.1- 0.1+
Ephemeris:
2020 RC4 a,e,i = 2.26, 0.55, 7 q = 1.0236
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2020 08 15 14 14 31.5 -63 40 23 0.09910 1.0239 93.6 80.8 24.2
...
2020 08 30 22 20 18.9 -57 47 11 0.05253 1.0450 131.2 46.7 21.8
...
2020 09 07 23 38 54.7 -18 10 48 0.06361 1.0693 165.1 14.0 21.3
...
2020 09 13 23 56 34.5 -00 54 13 0.08750 1.0928 171.5 7.8 21.8
2020 09 14 23 58 24.6 +01 02 50 0.09219 1.0972 171.2 8.0 21.9
2020 09 15 00 00 02.5 +02 48 11 0.09703 1.1016 170.8 8.4 22.1
...
2020 09 21 00 06 53.1 +10 17 56 0.1286 1.1303 168.5 10.2 22.8
...
2020 09 29 00 11 52.2 +15 29 29 0.1760 1.1737 166.7 11.4 23.6
...
2020 10 14 00 17 53.7 +19 04 53 0.2806 1.2673 162.0 14.1 24.9
M. P. C. Staff (C) Copyright 2020 MPC M.P.E.C. 2020-R136
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