MPEC 2018-V03 : 2007 UL12
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M.P.E.C. 2018-V03 Issued 2018 Nov. 1, 18:47 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
2007 UL12
Revision to MPEC 2007-U82
Additional Observations:
K07U12L KC2016 07 31.44427920 37 56.707-26 07 32.71 23.1 GVEV003F51
K07U12L C2016 08 07.39032820 22 23.450-26 45 15.33 23.8 GVEV003F51
K07U12L C2016 08 07.40130520 22 22.067-26 45 18.14 23.4 GVEV003F51
K07U12L C2016 08 07.41225920 22 20.680-26 45 20.56 23.3 GVEV003F51
K07U12L C2016 08 07.42324320 22 19.303-26 45 23.68 23.5 GVEV003F51
K07U12L C2018 10 10.57917303 41 35.915+13 06 03.43 21.4 GVEV003F52
K07U12L C2018 10 10.59099403 41 36.029+13 06 00.00 21.3 GVEV003F52
K07U12L C2018 10 10.60277403 41 36.137+13 05 56.78 21.1 GVEV003F52
K07U12L C2018 10 10.61459103 41 36.235+13 05 53.26 21.5 GVEV003F52
K07U12L C2018 11 01.34027 03 29 50.23 +08 19 25.2 18.1 GVEV003703
K07U12L C2018 11 01.35086 03 29 48.72 +08 19 02.9 18.4 GVEV003703
K07U12L C2018 11 01.35615 03 29 47.96 +08 18 53.6 18.6 GVEV003703
Observer details:
703 Catalina Sky Survey. Observer H. Groeller. Measurers B. M. Africano,
E. J. Christensen, G. A. Farneth, D. C. Fuls, A. R. Gibbs, A. D. Grauer,
H. Groeller, J. A. Johnson, R. A. Kowalski, S. M. Larson, G. J. Leonard,
R. L. Seaman, F. C. Shelly. 0.68-m Schmidt + 10K CCD.
F51 Pan-STARRS 1, Haleakala. Observers J. Bulger, K. Chambers, T. Lowe,
E. Magnier, A. Schultz, M. Willman. Measurers S. Chastel, M. Huber,
Y. Ramanjooloo, R. Wainscoat, R. Weryk. 1.8-m Ritchey-Chretien + CCD.
F52 Pan-STARRS 2, Haleakala. Observers J. Bulger, K. Chambers, T. Dukes,
T. Lowe, E. Magnier, A. Schultz, M. Willman. Measurers S. Chastel,
M. Huber, Y. Ramanjooloo, R. Wainscoat, R. Weryk. 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
160731 F51 6.54+ 1.87+ 181101 703 31+ 7+ MPO129016 -18 day
Orbital elements:
2007 UL12 PHA, Earth MOID = 0.0203 AU
Epoch 2019 Apr. 27.0 TT = JDT 2458600.5 MPC
M 42.50101 (2000.0) P Q
n 0.35778581 Peri. 95.64345 -0.95258910 -0.29673065
a 1.9651120 Node 67.10971 +0.24217121 -0.87327883
e 0.8054284 Incl. 4.18733 +0.18419314 -0.38643889
P 2.75 H 21.0 G 0.15 U 1
Residuals in seconds of arc
071025 G96 0.1+ 0.2- 071031 J95 0.9+ 0.3- 071107 H45 0.4+ 0.3-
071025 G96 0.3+ 0.1- 071101 673 0.1- 0.2+ 071107 H45 0.5+ 0.3-
071025 G96 0.5+ 0.2- 071101 673 0.1- 0.2+ 071107 H45 0.3+ 0.3-
071025 G96 0.1+ 0.1- 071101 673 0.1- 0.3+ 071107 H45 0.4+ 0.2-
071025 G96 0.2+ 0.2- 071101 673 0.6- 0.1+ 071108 H45 0.2+ 0.1+
071025 G96 0.3- 0.3- 071102 291 0.3- 0.0 071108 H45 0.3+ 0.3-
071025 G96 0.1- 0.0 071102 291 0.3- 0.2+ 071108 H45 0.2- 0.1+
071026 G96 0.1+ 0.0 071102 291 0.0 0.3+ 071108 H45 1.1- 0.1+
071026 G96 0.0 0.0 071103 G96 0.2+ 0.1- 071108 H45 0.2+ 0.3+
071026 G96 0.1- 0.2- 071103 G96 0.3+ 0.4- 071108 H45 0.8- 0.1+
071026 G96 0.3+ 0.2+ 071103 G96 0.1+ 0.0 071108 H45 0.4- 0.1+
071026 G96 0.0 0.2+ 071103 G96 0.1+ 0.1- 071108 H45 0.1- 0.2-
071026 G96 0.2- 0.1+ 071103 A78 0.8- 0.8- 071108 H45 0.6- 0.2+
071026 G96 0.2+ 0.3+ 071103 A78 0.9- 0.2- 071110 D21 0.7+ 0.6-
071026 G96 0.2- 0.2+ 071103 A78 0.8- 0.4- 071110 D21 0.3+ 0.5-
071026 G96 0.2- 0.3+ 071106 H45 0.2+ 0.1+ 071110 D21 1.3+ 0.1+
071026 G96 0.2+ 0.4+ 071106 H45 0.4+ 0.0 071111 D21 1.1+ 0.5+
071026 G96 0.1- 0.1+ 071106 H45 0.3+ 0.1+ 071111 D21 0.0 0.1+
071026 G96 0.3+ 0.2+ 071106 H45 0.5+ 0.0 071111 D21 2.3- 0.1+
071028 H55 0.1- 0.2+ 071106 H45 0.3+ 0.1+ 160731 F51 0.1+ 0.1+
071028 H55 0.3- 0.6- 071106 H45 0.1+ 0.0 160807 F51 0.1- 0.0
071028 H55 0.4- 1.2- 071106 H45 0.7+ 0.1- 160807 F51 0.0 0.1-
071029 H55 0.1+ 0.1- 071106 D21 1.1- 0.7+ 160807 F51 0.1- 0.2+
071029 H55 0.0 0.4+ 071106 D21 0.7+ 0.7- 160807 F51 0.0 0.3-
071029 H55 0.4+ 0.2+ 071106 D21 0.0 0.3- 181010 F52 0.1+ 0.1+
071030 J95 0.4+ 0.2+ 071106 B15 0.0 0.0 181010 F52 0.3+ 0.0
071030 J95 0.1+ 0.3+ 071106 B15 0.3- 0.2- 181010 F52 0.3+ 0.1+
071030 J95 0.2- 0.4+ 071106 B15 0.2- 0.3- 181010 F52 0.2+ 0.1-
071030 H55 0.1- 0.2- 071106 B15 0.2- 0.3- 181101 703 1.0- 0.1+
071030 H55 0.2- 0.2- 071107 H45 0.2- 0.2+ 181101 703 0.4- 0.9-
071030 H55 0.2+ 0.1+ 071107 H45 0.1+ 0.4+ 181101 703 0.2- 0.6+
071031 J95 0.7- 0.1+ 071107 H45 0.7- 0.0
Ephemeris:
2007 UL12 a,e,i = 1.97, 0.81, 4 q = 0.3824
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2018 10 02 03 38 15.3 +13 34 09 0.7343 1.5934 132.7 27.5 22.6
...
2018 10 17 03 42 15.7 +12 28 04 0.4649 1.4079 146.5 23.0 21.2
...
2018 10 25 03 39 30.6 +11 03 20 0.3316 1.3021 154.8 19.0 20.1
...
2018 10 31 03 32 29.5 +09 00 57 0.2364 1.2193 161.5 15.0 19.1
2018 11 01 03 30 34.0 +08 30 54 0.2209 1.2052 162.6 14.3 18.9
2018 11 02 03 28 18.9 +07 56 30 0.2056 1.1911 163.7 13.5 18.7
...
2018 11 08 03 01 52.1 +01 31 36 0.1168 1.1041 164.9 13.5 17.3
...
2018 11 16 21 42 51.3 -42 38 24 0.04339 0.9831 80.9 96.6 17.6
...
2018 12 01 16 34 58.9 -21 49 29 0.2449 0.7414 1.9 177.5
A. U. Tomatic (C) Copyright 2018 MPC M.P.E.C. 2018-V03
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