MPEC 2023-Q22 : 2010 UM
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M.P.E.C. 2023-Q22 Issued 2023 August 19, 13:55 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@CFA.HARVARD.EDU
URL https://www.minorplanetcenter.net/ ISSN 1523-6714
2010 UM
Revision to MPEC 2010-U22
Additional Observations:
K10U00M C2023 07 22.54649323 01 25.240-17 03 40.17 23.46GVEQ022F51
K10U00M C2023 07 22.55825523 01 25.979-17 03 41.35 23.27GVEQ022F51
K10U00M C2023 07 22.58176223 01 27.496-17 03 43.55 22.47GVEQ022F51
K10U00M C2023 07 29.54179523 09 11.656-17 16 09.36 22.65GVEQ022F51
K10U00M C2023 07 29.55246123 09 12.266-17 16 10.89 22.28GVEQ022F51
K10U00M C2023 07 29.56313723 09 12.852-17 16 12.27 22.94GVEQ022F51
K10U00M C2023 07 29.57382023 09 13.458-17 16 13.92 22.44GVEQ022F51
K10U00M C2023 08 19.45738523 25 57.969-18 36 19.44 21.86wXEQ022F51
K10U00M C2023 08 19.46805223 25 58.220-18 36 22.38 21.94wXEQ022F51
K10U00M C2023 08 19.47874223 25 58.458-18 36 25.83 22.08wXEQ022F51
K10U00M C2023 08 19.48938323 25 58.711-18 36 29.21 22.15wXEQ022F51
Observer details:
F51 Pan-STARRS 1, Haleakala. Observers J. Bulger, K. Chambers, T. Lowe, P.
Minguez, A. Schultz, I. Smith. Measurers S. Chastel, J. Fairlamb, M.
Huber, Y. Ramanjooloo, R. Wainscoat, R. Weryk, K. Chambers, T. de Boer, J.
Bulger, H. Gao, C.-C. Lin, T. Lowe, E. Magnier, P. Minguez, A. Schultz, I.
Smith. 1.8-m Ritchey-Chretien + CCD.
First and last observations above in comparison with prediction:
Residuals in seconds of arc (or two decimals in degrees), reference and Delta-T
230722 F51 0.31- 0.15- 230819 F51 0.51- 0.24- MPO750185 -0.22 days
Orbital elements:
2010 UM Earth MOID = 0.1957 AU
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5 Veres
M 342.44173 (2000.0) P Q
n 0.37811415 Peri. 340.35070 +0.88002127 -0.47239015
a 1.8940325 Node 47.93838 +0.44411056 +0.78186679
e 0.3717422 Incl. 3.79145 +0.16831035 +0.40685608
P 2.61 H 22.25 G 0.15 U 1
Residuals in seconds of arc
101017 G96 0.2+ 0.3- 101101 691 0.1- 0.2- 101127 G96 0.2+ 0.1-
101017 G96 0.1- 0.5- 101101 691 0.3+ 0.2+ 101127 G96 0.2- 0.1+
101017 G96 0.6- 0.7- 101101 448 0.0 0.4+ 101127 G96 0.2- 0.3-
101017 G96 0.1+ 0.1- 101101 448 0.2+ 0.4- 101127 G96 0.1- 0.0
101017 G96 0.2+ 0.1+ 101101 448 1.3+ 0.4+ 101201 G96 0.1- 0.1+
101017 G96 0.4+ 0.1- 101106 H21 0.2+ 0.2+ 101201 G96 0.2- 0.1-
101018 H21 1.2- 0.4+ 101106 H21 0.1- 0.0 101201 G96 0.1+ 0.2-
101018 H21 1.1- 0.1- 101106 H21 0.1- 0.0 101201 G96 0.0 0.1-
101018 H21 0.3+ 0.1- 101109 H21 0.2+ 0.2+ 101210 695 0.3+ 0.6-
101018 G96 0.1+ 0.2- 101109 H21 0.3- 0.2+ 101210 695 0.0 0.1+
101018 G96 0.2- 0.1- 101109 H21 0.1- 0.2+ 101210 695 0.1+ 0.0
101018 G96 0.5+ 0.8+ 101109 F51 0.1+ 0.1- 230722 F51 0.2+ 0.4+
101018 G96 0.3- 0.1+ 101109 F51 0.1+ 0.1- 230722 F51 0.0 0.1+
101019 G96 0.2+ 0.3- 101109 F51 0.2+ 0.1- 230722 F51 0.1+ 0.5-
101019 G96 0.4- 0.2+ 101110 703 1.7- 1.9+ 230729 F51 0.2- 0.0
101019 G96 0.1+ 0.5- 101110 703 1.8- 0.3+ 230729 F51 0.0 0.0
101019 G96 0.4+ 0.4- 101110 703 0.5+ 0.6+ 230729 F51 0.1- 0.1+
101022 H21 0.3+ 0.1- 101110 703 0.8+ 1.1+ 230729 F51 0.1+ 0.0
101022 H21 0.1+ 0.0 101110 H21 0.3+ 0.2+ 230819 F51 0.2- 0.0
101022 H21 0.3- 0.1+ 101110 H21 0.4+ 0.2+ 230819 F51 0.1- 0.2+
101027 H21 (1.9- 5.5-) 101110 H21 0.4+ 0.0 230819 F51 0.0 0.0
101027 H21 (2.0- 5.4-) 101112 H21 0.1+ 0.2- 230819 F51 0.2+ 0.3-
101027 H21 (2.2- 5.2-) 101112 H21 0.1+ 0.2-
101101 691 0.6- 0.1- 101112 H21 0.0 0.0
Ephemeris:
2010 UM a,e,i = 1.89, 0.37, 4 q = 1.1899
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2023 07 20 22 58 22.0 -17 01 01 0.5896 1.5005 136.6 27.7 23.2
...
2023 08 04 23 14 35.2 -17 31 13 0.4685 1.4291 146.6 23.0 22.5
...
2023 08 12 23 21 14.8 -18 01 36 0.4143 1.3929 152.0 20.0 22.1
...
2023 08 18 23 25 09.3 -18 29 05 0.3785 1.3667 155.9 17.6 21.7
2023 08 19 23 25 42.8 -18 33 53 0.3729 1.3625 156.6 17.2 21.7
2023 08 20 23 26 14.6 -18 38 41 0.3675 1.3583 157.2 16.8 21.6
...
2023 08 26 23 28 53.2 -19 07 06 0.3372 1.3336 160.7 14.5 21.3
...
2023 09 03 23 31 04.6 -19 38 29 0.3032 1.3030 163.9 12.4 21.0
...
2023 09 18 23 32 21.4 -19 41 02 0.2579 1.2533 162.4 14.0 20.6
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