MPEC 2021-G134 : 2021 GU5
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M.P.E.C. 2021-G134 Issued 2021 April 11, 02:34 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 GU5
Observations:
K21G05U C2021 04 09.24359509 05 58.996-05 51 03.90 21.10wUEG134F51
K21G05U* C2021 04 09.24437609 05 58.665-05 51 07.20 20.99wUEG134F51
K21G05U C2021 04 09.25860309 05 52.049-05 52 11.76 21.67wUEG134F51
K21G05U C2021 04 09.27207809 05 45.714-05 53 13.27 21.35wUEG134F51
K21G05U C2021 04 09.27282109 05 45.345-05 53 16.74 21.01wUEG134F51
K21G05U C2021 04 09.28635109 05 39.048-05 54 17.83 20.93wUEG134F51
K21G05U C2021 04 09.28709809 05 38.695-05 54 21.06 21.18wUEG134F51
K21G05U ^C2021 04 10.22707108 58 59.711-07 13 26.31 20.69GVEG134568
K21G05U ^C2021 04 10.22804708 58 59.165-07 13 31.73 20.89GVEG134568
K21G05U ^C2021 04 10.22902908 58 58.605-07 13 37.33 21.01GVEG134568
K21G05U ^C2021 04 10.23002708 58 58.049-07 13 42.86 20.58GVEG134568
K21G05U ^C2021 04 10.23102008 58 57.484-07 13 48.49 21.27GVEG134568
K21G05U ^C2021 04 10.23264708 58 56.564-07 13 57.65 20.95GVEG134568
K21G05U ^C2021 04 10.23362508 58 56.011-07 14 03.16 20.88GVEG134568
K21G05U ^C2021 04 10.23460508 58 55.464-07 14 08.58 20.61GVEG134568
K21G05U |C2021 04 10.99132 08 52 21.93 -08 27 53.3 20.8 VuEG134807
K21G05U |C2021 04 10.99498 08 52 19.51 -08 28 17.7 20.8 VuEG134807
K21G05U |C2021 04 10.99847 08 52 17.24 -08 28 41.8 20.8 VuEG134807
Observer details:
568 Mauna Kea. Observers R. Wainscoat, C. Crowder, H. Flewelling. Measurers
R. Weryk, R. Wainscoat. 3.6-m Canada-France-Hawaii Telescope + CCD.
807 Cerro Tololo Observatory, La Serena. Observers T. Linder, R. Holmes.
0.61-m f/6.5 astrograph + 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:
2021 GU5 Earth MOID = 0.0076 AU
Epoch 2020 Dec. 17.0 TT = JDT 2459200.5 Bell
M 315.69931 (2000.0) P Q
n 0.32443520 Peri. 351.46179 -0.69639663 +0.71735763
a 2.0975745 Node 234.39646 -0.65692259 -0.64882537
e 0.5326814 Incl. 1.46102 -0.28893675 -0.25381818
P 3.04 H 25.90 G 0.15 U 7
Residuals in seconds of arc
210409 F51 0.4- 0.1- 210409 F51 0.3+ 0.3+ 210410 568 0.0- 0.0-
210409 F51 0.1+ 0.2+ 210410 568 0.1- 0.0- 210410 568 0.0- 0.0-
210409 F51 0.4+ 0.2+ 210410 568 0.0+ 0.0+ 210410 568 0.1+ 0.1+
210409 F51 0.1- 0.2- 210410 568 0.1- 0.1- 210410 807 0.2- 0.2+
210409 F51 0.4- 0.3- 210410 568 0.0+ 0.0+ 210410 807 0.2- 0.3+
210409 F51 0.3+ 0.1+ 210410 568 0.0- 0.0- 210410 807 0.4+ 0.4-
Ephemeris:
2021 GU5 a,e,i = 2.10, 0.53, 1 q = 0.9802
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2021 03 12 10 06 15.6 +02 33 59 0.1834 1.1672 159.5 17.3 23.5
...
2021 03 27 09 45 28.5 +00 57 32 0.1053 1.0811 140.5 36.0 22.7
...
2021 04 04 09 28 21.8 -01 36 38 0.06715 1.0436 129.0 48.1 21.9
...
2021 04 10 09 00 42.6 -06 51 05 0.03959 1.0205 117.2 60.8 21.1
2021 04 11 08 52 15.5 -08 30 18 0.03515 1.0171 114.4 63.8 20.9
2021 04 12 08 41 23.1 -10 36 53 0.03081 1.0139 111.1 67.3 20.7
...
2021 04 18 04 00 22.3 -39 25 43 0.01339 0.9973 59.4 120.0 21.4
...
2021 04 26 23 01 49.1 -16 50 15 0.04137 0.9838 56.2 121.8 23.9
...
2021 05 11 22 28 45.2 -08 45 05 0.1106 0.9864 74.6 99.2 24.7
M. P. C. Staff (C) Copyright 2021 MPC M.P.E.C. 2021-G134
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