MPEC 2023-H77 : 2012 UN158
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M.P.E.C. 2023-H77 Issued 2023 April 18, 14:38 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
2012 UN158
Additional Observations:
K12UF8N ZC2012 09 01.51913 03 19 19.56 +22 29 21.4 19.7 zWEH077F51
K12UF8N ZC2012 09 01.53015 03 19 22.08 +22 29 07.7 19.4 zWEH077F51
K12UF8N ZC2012 10 28.45127 04 46 29.79 -00 42 56.2 19.1 iWEH077F51
K12UF8N ZC2012 10 28.46256 04 46 29.34 -00 43 07.9 19.5 iWEH077F51
K12UF8N ZC2012 11 09.48603 04 36 52.69 -03 24 03.8 19.9 gWEH077F51
K12UF8N ZC2012 11 09.49782 04 36 51.92 -03 24 10.4 20.3 gWEH077F51
K12UF8N ZC2012 11 13.24660204 33 05.95 -03 55 27.6 WEH077I41
K12UF8N ZC2012 11 13.27642604 33 03.95 -03 55 40.7 WEH077I41
K12UF8N ZC2012 12 01.44791 04 15 08.82 -04 23 38.9 20.4 iWEH077F51
K12UF8N ZC2012 12 09.33181 04 09 29.16 -03 44 00.1 WEH077F51
K12UF8N ZC2012 12 09.34387 04 09 28.67 -03 43 55.3 20.9 gWEH077F51
K12UF8N ZC2012 12 31.24471 04 04 38.58 -00 23 36.3 21.7 rWEH077F51
K12UF8N ZC2012 12 31.25663 04 04 38.63 -00 23 28.7 21.4 rWEH077F51
K12UF8N ZC2012 12 31.34705 04 04 39.15 -00 22 30.4 21.1 iWEH077F51
K12UF8N ZC2012 12 31.35990 04 04 39.23 -00 22 22.1 21.3 iWEH077F51
K12UF8N 5C2015 02 16.60447712 42 30.42 -05 10 50.4 WEH077T14
K12UF8N 5C2015 02 16.61853912 42 30.09 -05 10 47.4 WEH077T14
K12UF8N 5C2015 02 16.62323912 42 29.95 -05 10 45.9 WEH077T14
K12UF8N 1C2015 03 30.32454012 15 09.95 -01 17 39.8 WEH077T09
K12UF8N 1C2015 03 30.33721512 15 09.33 -01 17 34.7 WEH077T09
K12UF8N 1C2015 03 30.37600512 15 07.46 -01 17 19.4 WEH077T09
K12UF8N &C2017 01 11.05648123 39 56.90 -07 52 39.9 WEH077W84
K12UF8N &C2017 01 11.05727223 39 57.05 -07 52 39.2 WEH077W84
K12UF8N &C2017 01 11.05795323 39 57.19 -07 52 38.7 WEH077W84
Observer details:
F51 Pan-STARRS 1, Haleakala. Observers J. Bulger, T. Lowe, A. Schultz, I.
Smith. Measurer S. Deen. 1.8-m Ritchey-Chretien + CCD.
I41 Palomar Mountain--ZTF. Observer . Measurer S. Deen. 1.2-m Oschin
Schmidt + CCD.
T09 Subaru Telescope, Maunakea. Observer . Measurer S. Deen. 8.3-m Subaru
Telescope + CCD.
T14 Canada-France-Hawaii Telescope, Maunakea. Observer P. Duc. Measurer S.
Deen. 3.58-m Canada-France-Hawaii Telescope + CCD.
W84 Cerro Tololo-DECam. Observer B. Tucker. Measurer S. Deen. 4.0-m
reflector + CCD.
Orbital elements:
2012 UN158 Earth MOID = 0.1639 AU
Epoch 2023 Feb. 25.0 TT = JDT 2460000.5 Veres
M 170.55182 (2000.0) P Q
n 0.23208251 Peri. 167.29707 +0.98836617 +0.15145177
a 2.6224533 Node 184.07016 -0.15098279 +0.96594860
e 0.5555486 Incl. 11.33697 -0.01834433 +0.20977529
P 4.25 H 19.39 G 0.15 U 1
Residuals in seconds of arc
120901 F51 0.0 0.1+ 121109 F51 0.0 0.3+ 150216 T14 0.1- 0.2-
120901 F51 0.1- 0.1- 121113 I41 0.2+ 0.3+ 150216 T14 0.1+ 0.3-
121024 F51 0.1+ 0.1- 121113 I41 0.1- 0.0 150216 T14 0.2- 0.1+
121024 F51 0.2+ 0.1- 121201 F51 0.1- 0.1- 150330 T09 0.3+ 0.1+
121025 291 0.1+ 0.0 121209 F51 0.4- 0.3- 150330 T09 0.1+ 0.3+
121025 291 0.1+ 0.1- 121209 F51 0.4- 0.2- 150330 T09 0.0 0.3+
121025 291 0.2+ 0.0 121231 F51 0.1- 0.1+ 170111 W84 0.4+ 0.2+
121028 F51 0.1- 0.3+ 121231 F51 0.4- 0.0 170111 W84 0.1- 0.1+
121028 F51 0.0 0.1+ 121231 F51 0.0 0.1- 170111 W84 0.3- 0.1-
121109 F51 0.1- 0.1+ 121231 F51 0.2+ 0.1-
Ephemeris:
2012 UN158 a,e,i = 2.62, 0.56, 11 q = 1.1656
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2023 03 19 11 08 59.2 +01 30 57 3.0955 4.0776 169.2 2.6 25.2
...
2023 04 03 10 58 39.3 +03 00 31 3.1704 4.0793 151.9 6.6 25.4
...
2023 04 11 10 54 10.5 +03 42 41 3.2363 4.0793 142.8 8.5 25.6
...
2023 04 17 10 51 25.0 +04 10 42 3.2958 4.0788 136.1 9.8 25.7
2023 04 18 10 51 00.7 +04 15 02 3.3065 4.0787 135.0 10.0 25.7
2023 04 19 10 50 37.3 +04 19 16 3.3174 4.0786 133.9 10.2 25.7
...
2023 04 25 10 48 37.5 +04 42 31 3.3869 4.0777 127.5 11.3 25.8
...
2023 05 03 10 46 53.5 +05 07 31 3.4888 4.0760 119.2 12.5 25.9
...
2023 05 18 10 46 27.7 +05 35 52 3.6998 4.0710 104.4 13.9 26.1
A. U. Tomatic (C) Copyright 2023 MPC M.P.E.C. 2023-H77
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