MPEC 2012-H35 : 2012 HG2
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M.P.E.C. 2012-H35 Issued 2012 Apr. 20, 23:38 UT
The Minor Planet Electronic Circulars contain information on unusual
minor planets and routine data on comets. They are published
on behalf of Commission 20 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 HG2
Observations:
K12H02G* C2012 04 20.37147 14 36 05.14 +03 12 46.1 16.3 VrEH035703
K12H02G C2012 04 20.38109 14 36 18.10 +03 08 05.2 16.4 VrEH035703
K12H02G C2012 04 20.39065 14 36 30.92 +03 03 28.5 16.4 VrEH035703
K12H02G C2012 04 20.44069 14 37 38.89 +02 39 42.6 16.5 VrEH035703
K12H02G C2012 04 20.44115 14 37 39.54 +02 39 30.0 16.5 VrEH035703
K12H02G C2012 04 20.44163 14 37 40.18 +02 39 16.4 16.5 VrEH035703
K12H02G C2012 04 20.44208 14 37 40.83 +02 39 03.1 16.5 VrEH035703
K12H02G C2012 04 20.47271414 40 02.93 +02 55 15.5 16.4 RoEH035474
K12H02G C2012 04 20.47329314 40 03.72 +02 54 59.4 16.4 RoEH035474
K12H02G C2012 04 20.47387214 40 04.51 +02 54 43.4 16.4 RoEH035474
K12H02G C2012 04 20.47421914 40 04.98 +02 54 33.8 16.3 RoEH035474
K12H02G C2012 04 20.47664414 40 08.26 +02 53 26.7 16.4 RoEH035474
K12H02G C2012 04 20.47722214 40 09.03 +02 53 10.9 16.4 RoEH035474
K12H02G C2012 04 20.47768514 40 09.66 +02 52 57.9 16.4 RoEH035474
K12H02G C2012 04 20.48705 14 38 44.34 +02 18 17.2 16.5 VrEH035703
K12H02G C2012 04 20.48751 14 38 45.06 +02 18 05.7 16.4 VrEH035703
K12H02G C2012 04 20.48797 14 38 45.70 +02 17 52.1 16.5 VrEH035703
K12H02G C2012 04 20.48844 14 38 46.35 +02 17 39.1 16.5 VrEH035703
K12H02G C2012 04 20.59527814 42 37.81 +02 00 20.1 16.5 RoEH035474
K12H02G C2012 04 20.59701414 42 39.93 +01 59 34.8 16.4 RoEH035474
K12H02G C2012 04 20.59747714 42 40.49 +01 59 22.8 16.5 RoEH035474
K12H02G C2012 04 20.59816014 42 41.33 +01 59 04.9 16.5 RoEH035474
K12H02G C2012 04 20.59875014 42 42.02 +01 58 49.6 16.5 RoEH035474
K12H02G C2012 04 20.59956014 42 43.01 +01 58 28.5 16.6 RoEH035474
K12H02G C2012 04 20.60002314 42 43.57 +01 58 16.6 16.7 RoEH035474
K12H02G C2012 04 20.60060214 42 44.29 +01 58 01.4 16.7 RoEH035474
K12H02G C2012 04 20.63292 14 44 04.86 +01 14 18.0 16.9 VuEH035900
K12H02G C2012 04 20.63495 14 44 07.12 +01 13 27.2 16.8 VuEH035900
K12H02G C2012 04 20.63698 14 44 09.36 +01 12 36.8 16.9 VuEH035900
K12H02G KC2012 04 20.87415 14 50 40.05 -00 22 45.5 16.4 RcEH035A24
K12H02G KC2012 04 20.87521 14 50 41.23 -00 23 08.9 16.6 RcEH035A24
K12H02G KC2012 04 20.87626 14 50 42.40 -00 23 31.6 16.7 RcEH035A24
K12H02G KC2012 04 20.87784 14 50 44.17 -00 24 05.9 16.4 RcEH035A24
K12H02G KC2012 04 20.87995 14 50 46.53 -00 24 51.9 16.5 RcEH035A24
K12H02G KC2012 04 20.88205 14 50 48.89 -00 25 37.8 16.6 RcEH035A24
Observer details:
474 Mount John Observatory, Lake Tekapo. Observers A. C. Gilmore,
P. M. Kilmartin. Measurer P. M. Kilmartin. 1.0-m f/7.7 reflector + CCD.
703 Catalina Sky Survey. Observer A. Boattini. Measurers J. D. Ahern,
E. C. Beshore, A. Boattini, G. J. Garradd, A. R. Gibbs, P. Tricarico,
A. D. Grauer, R. E. Hill, R. A. Kowalski, S. M. Larson, R. H. McNaught.
0.68-m Schmidt + CCD.
900 Moriyama. Observer Y. Ikari. 0.26-m f/7.0 reflector + CCD.
A24 New Millennium Observatory, Mozzate. Observer E. Cozzi. 0.36-m f/11
Schmidt-Cassegrain + CCD.
Orbital elements:
2012 HG2 Earth MOID = 0.0016 AU
Epoch 2012 Mar. 14.0 TT = JDT 2456000.5 MPC
M 5.08159 (2000.0) P Q
n 0.79398147 Peri. 325.51174 -0.95489868 -0.29691973
a 1.1550368 Node 197.21617 +0.27442815 -0.87904738
e 0.1666920 Incl. 0.51872 +0.11339177 -0.37298040
P 1.24 H 26.9 G 0.15 U 5
Residuals in seconds of arc
120420 703 0.3- 1.0+ 120420 474 0.1- 0.1+ 120420 474 0.1- 0.2+
120420 703 0.4+ 0.1- 120420 474 0.0 0.1- 120420 474 0.2+ 0.1+
120420 703 0.1+ 0.0 120420 703 0.1- 0.3- 120420 900 0.1- 0.1-
120420 703 0.1- 0.3- 120420 703 0.7+ 0.8+ 120420 900 0.0 0.3-
120420 703 0.1+ 0.1+ 120420 703 0.3+ 0.2- 120420 900 0.2- 0.1-
120420 703 0.2- 0.0 120420 703 0.2- 0.4- 120420 A24 0.4+ 0.2+
120420 703 0.2+ 0.7- 120420 474 0.1- 0.2+ 120420 A24 0.1+ 0.1-
120420 474 0.2- 0.1- 120420 474 0.1+ 0.1+ 120420 A24 0.1- 0.1+
120420 474 0.1- 0.2- 120420 474 0.1+ 0.2+ 120420 A24 0.1- 0.1+
120420 474 0.0 0.1- 120420 474 0.2+ 0.1+ 120420 A24 0.2- 0.0
120420 474 0.0 0.1- 120420 474 0.2- 0.1+ 120420 A24 0.1+ 0.3-
120420 474 0.1+ 0.1- 120420 474 0.1- 0.1+
Ephemeris:
2012 HG2 a,e,i = 1.16, 0.17, 1 q = 0.9625
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2012 03 21 03 46 53.8 +16 53 25 0.05639 0.9672 57.7 119.4 25.4
...
2012 04 05 04 09 49.3 +19 59 49 0.02621 0.9833 48.8 130.0 24.7
...
2012 04 13 04 48 03.0 +27 14 27 0.01048 0.9961 50.9 128.7 22.6
...
2012 04 19 13 25 05.0 +20 39 30 0.0037131.0076 147.6 32.2 16.1
2012 04 20 14 23 24.0 +06 47 19 0.0051351.0095 160.1 19.8 16.5
2012 04 21 14 52 41.1 -00 51 14 0.0068621.0115 162.1 17.8 17.0
...
2012 04 27 15 42 03.7 -13 41 03 0.01852 1.0240 159.7 19.9 19.3
...
2012 05 05 15 53 55.4 -16 58 27 0.03500 1.0423 164.5 15.0 20.5
...
2012 05 20 15 56 05.2 -18 38 44 0.06924 1.0811 177.7 2.2 21.5
A. U. Tomatic (C) Copyright 2012 MPC M.P.E.C. 2012-H35
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