MPEC 2021-M26 : 2012 GM12
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M.P.E.C. 2021-M26 Issued 2021 June 16, 18:59 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
2012 GM12
Additional Observations:
K12G12M C2002 03 12.15951008 57 55.54 +06 55 09.5 21.8 r EM026645
K12G12M C2002 03 12.16033908 57 55.54 +06 55 09.6 21.6 i EM026645
K12G12M C2002 03 12.16199808 57 55.50 +06 55 09.4 21.6 z EM026645
K12G12M C2002 03 12.16282708 57 55.49 +06 55 09.7 22.9 g EM026645
K12G12M ZC2010 03 12.42680 11 42 21.75 -12 14 40.3 VEM026F51
K12G12M ZC2010 03 12.43557 11 42 21.68 -12 14 39.4 VEM026F51
K12G12M ZC2011 03 25.35627 12 00 04.33 -14 03 05.9 21.4 rVEM026F51
K12G12M ZC2011 03 25.36690 12 00 04.22 -14 03 05.5 21.6 rVEM026F51
K12G12M ZC2011 03 25.37900 12 00 04.09 -14 03 04.7 21.6 iVEM026F51
K12G12M ZC2012 03 16.50577 12 21 04.32 -16 03 40.6 21.7 rVEM026F51
K12G12M ZC2012 03 16.51773 12 21 04.22 -16 03 40.1 21.9 iVEM026F51
K12G12M ZC2012 03 16.53047 12 21 04.09 -16 03 39.3 21.6 iVEM026F51
K12G12M ZC2012 04 02.43095 12 18 18.53 -15 46 55.6 21.2 iVEM026F51
K12G12M ZC2012 04 02.44300 12 18 18.40 -15 46 55.0 21.5 iVEM026F51
K12G12M &C2015 04 18.17719913 14 10.42 -20 18 32.8 VEM026W84
K12G12M &C2015 04 18.18042813 14 10.39 -20 18 32.6 VEM026W84
K12G12M &C2015 04 18.18369213 14 10.35 -20 18 32.3 VEM026W84
K12G12M &C2015 04 18.18691013 14 10.33 -20 18 32.2 VEM026W84
K12G12M &C2015 04 18.19016213 14 10.29 -20 18 31.8 VEM026W84
K12G12M &C2015 04 19.16634313 14 00.85 -20 17 30.0 VEM026W84
K12G12M &C2015 04 19.17928213 14 00.72 -20 17 29.1 VEM026W84
K12G12M &C2015 04 21.16947913 13 41.57 -20 15 21.0 VEM026W84
K12G12M &C2015 04 21.18239613 13 41.43 -20 15 20.0 VEM026W84
K12G12M &C2015 04 22.16828713 13 32.02 -20 14 15.9 VEM026W84
K12G12M &C2015 04 22.18126213 13 31.88 -20 14 14.9 VEM026W84
Observer details:
645 Apache Point-Sloan Digital Sky Survey. Observer . Measurer S. Deen.
2.5-m reflector + CCD.
F51 Pan-STARRS 1, Haleakala. Observer . Measurer S. Deen. 1.8-m Ritchey-
Chretien + CCD.
W84 Cerro Tololo-DECam. Observer . Measurer S. Deen. 4.0-m reflector + CCD.
Orbital elements:
2012 GM12
Epoch 2021 July 5.0 TT = JDT 2459400.5 Pike
M 80.89457 (2000.0) P Q
n 0.01070188 Peri. 222.78554 -0.63119585 -0.74600115
a 20.3937010 Node 267.50740 +0.75660656 -0.53196346
e 0.1659033 Incl. 12.26935 +0.17069947 -0.40062097
P 92.1 H 9.39 G 0.15 U 4
Residuals in seconds of arc
020312 645 0.1+ 0.0 120316 F51 0.1- 0.0 150418 W84 0.2- 0.1+
020312 645 0.2+ 0.1+ 120402 F51 0.1- 0.3+ 150418 W84 0.0 0.0
020312 645 0.2- 0.2- 120402 F51 0.2- 0.1+ 150418 W84 0.1- 0.2+
020312 645 0.2- 0.1+ 120413 F51 0.1+ 0.2+ 150419 W84 0.0 0.1-
100312 F51 0.1+ 0.4- 120413 F51 0.2+ 0.2- 150419 W84 0.0 0.0
100312 F51 0.3+ 0.0 120413 F51 0.1- 0.2- 150421 W84 0.2+ 0.1-
110325 F51 0.1- 0.4+ 120417 291 0.1+ 0.2- 150421 W84 0.0 0.1+
110325 F51 0.1- 0.2+ 120417 291 0.0 0.0 150422 W84 0.2+ 0.1-
110325 F51 0.2- 0.2+ 120417 291 0.4+ 0.2- 150422 W84 0.0 0.1+
120316 F51 0.3- 0.1- 150418 W84 0.1- 0.0
120316 F51 0.0 0.2- 150418 W84 0.1- 0.0
Ephemeris:
2012 GM12 a,e,i = 20.39, 0.17, 12 q = 17.0103
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2021 05 17 15 01 09.0 -25 19 23 19.3892 20.3863 170.1 0.5 22.5
...
2021 06 01 14 58 48.8 -25 06 49 19.4540 20.3958 157.7 1.1 22.5
...
2021 06 09 14 57 41.7 -24 59 57 19.5140 20.4008 150.2 1.4 22.6
...
2021 06 15 14 56 56.3 -24 54 51 19.5698 20.4046 144.4 1.7 22.6
2021 06 16 14 56 49.2 -24 54 01 19.5799 20.4052 143.5 1.7 22.6
2021 06 17 14 56 42.2 -24 53 11 19.5903 20.4059 142.5 1.7 22.6
...
2021 06 23 14 56 03.6 -24 48 16 19.6574 20.4097 136.8 2.0 22.6
...
2021 07 01 14 55 21.0 -24 42 03 19.7585 20.4147 129.1 2.2 22.7
...
2021 07 16 14 54 31.7 -24 31 51 19.9779 20.4242 114.7 2.6 22.7
M. P. C. Staff (C) Copyright 2021 MPC M.P.E.C. 2021-M26
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