MPEC 2012-S23 : 2012 RX16
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M.P.E.C. 2012-S23 Issued 2012 Sept. 17, 18:23 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 RX16
Observations:
K12R16X* C2012 09 15.39553 01 15 22.82 -05 38 10.4 19.4 VrES023703
K12R16X C2012 09 15.40287 01 15 23.58 -05 38 09.4 19.1 VrES023703
K12R16X C2012 09 15.41042 01 15 24.33 -05 38 08.2 19.2 VrES023703
K12R16X C2012 09 15.42387 01 15 25.74 -05 38 06.9 19.0 VrES023703
K12R16X C2012 09 15.43354 01 15 26.67 -05 38 07.0 19.4 VrES023703
K12R16X 0C2012 09 15.70442001 15 58.35 -05 37 03.9 18.9 RtES023E10
K12R16X 0C2012 09 15.70615001 15 58.52 -05 37 03.7 18.9 RtES023E10
K12R16X 0C2012 09 15.70784901 15 58.70 -05 37 03.6 19.0 RtES023E10
K12R16X 0C2012 09 15.70953101 15 58.88 -05 37 03.6 18.9 RtES023E10
K12R16X 0C2012 09 15.71123301 15 59.05 -05 37 03.4 18.8 RtES023E10
K12R16X KC2012 09 16.00405 01 16 35.19 -05 37 13.4 19.0 RtES023J04
K12R16X KC2012 09 16.00561 01 16 35.34 -05 37 13.2 19.0 RtES023J04
K12R16X KC2012 09 16.00717 01 16 35.51 -05 37 13.2 19.2 RtES023J04
K12R16X |C2012 09 16.27783 01 17 05.29 -05 36 12.6 20.5 VuES023807
K12R16X |C2012 09 16.27986 01 17 05.47 -05 36 12.5 20.4 VuES023807
K12R16X |C2012 09 16.28189 01 17 05.68 -05 36 12.1 20.5 VuES023807
K12R16X KC2012 09 16.28358701 17 06.47 -05 36 53.7 19.3 VvES023H21
K12R16X |C2012 09 16.28392 01 17 05.90 -05 36 12.0 20.4 VuES023807
K12R16X |C2012 09 16.28596 01 17 06.10 -05 36 12.0 20.4 VuES023807
K12R16X KC2012 09 16.28847601 17 06.95 -05 36 53.6 19.0 VvES023H21
K12R16X KC2012 09 16.29336601 17 07.47 -05 36 53.1 19.5 VvES023H21
K12R16X KC2012 09 16.29779201 17 07.93 -05 36 52.7 19.4 VvES023H21
K12R16X C2012 09 16.69931 01 17 53.01 -05 35 24.3 18.7 RoES023474
K12R16X C2012 09 16.70279 01 17 53.34 -05 35 23.6 18.7 RoES023474
K12R16X C2012 09 16.70454 01 17 53.55 -05 35 23.0 18.6 RoES023474
K12R16X HC2012 09 17.31679 01 19 05.77 -05 35 09.0 18.8 RoES023291
K12R16X HC2012 09 17.31892 01 19 05.98 -05 35 08.8 18.7 RoES023291
K12R16X HC2012 09 17.32013 01 19 06.11 -05 35 08.8 18.8 RoES023291
K12R16X KC2012 09 17.62444 01 19 39.82 -05 33 50.4 18.2 RoES023474
K12R16X KC2012 09 17.62655 01 19 40.03 -05 33 49.6 18.4 RoES023474
K12R16X KC2012 09 17.62866 01 19 40.16 -05 33 49.5 18.6 RoES023474
K12R16X KC2012 09 17.63078 01 19 40.40 -05 33 49.6 18.6 RoES023474
Observer details:
291 LPL/Spacewatch II. Observer J. V. Scotti. 1.8-m f/2.7 reflector + CCD.
474 Mount John Observatory, Lake Tekapo. Observer A. C. Gilmore. 1.0-m f/7.7
reflector + CCD.
703 Catalina Sky Survey. Observer J. A. Johnson. Measurers A. Boattini,
E. J. Christensen, A. R. Gibbs, A. D. Grauer, R. E. Hill, R. A. Kowalski,
S. M. Larson, R. H. McNaught. 0.68-m Schmidt + CCD.
807 Cerro Tololo. Observers T. Linder, R. Holmes, R. Sampson. 0.41-m f/11
Ritchey-Chretien + CCD.
E10 Siding Spring-Faulkes Telescope South. Observer T. Lister. 2.0-m f/10
Ritchey-Chretien + CCD.
H21 Astronomical Research Observatory, Westfield. Observer R. Holmes.
Measurers T. Vorobjov, L. Buzzi, S. Foglia. 0.61-m f/4.0 astrograph + CCD.
J04 ESA Optical Ground Station, Tenerife. Observer P. Ruiz. Measurers
D. Koschny, M. Busch, A. Knoefel, E. Schwab. 1.0-m f/4.4 reflector + CCD.
Orbital elements:
2012 RX16 Earth MOID = 0.2052 AU
Epoch 2012 Sept. 30.0 TT = JDT 2456200.5 MPC
M 356.09712 (2000.0) P Q
n 0.36470283 Peri. 275.04840 +0.94472808 -0.32506527
a 1.9401857 Node 103.92613 +0.31552722 +0.86610869
e 0.3825922 Incl. 2.52014 +0.08905852 +0.37972136
P 2.70 H 21.1 G 0.15 U 7
Residuals in seconds of arc
120915 703 0.3+ 0.3- 120916 J04 0.1- 0.0 120916 474 0.6+ 0.4-
120915 703 0.3+ 0.1+ 120916 J04 0.0 0.1- 120916 474 0.0 0.0
120915 703 0.1- 0.6+ 120916 807 0.2+ 0.2- 120916 474 0.3+ 0.4+
120915 703 0.1+ 0.7+ 120916 807 0.2- 0.3- 120917 291 0.0 0.1-
120915 703 1.0- 0.3- 120916 807 0.1- 0.0 120917 291 0.1- 0.1-
120915 E10 0.2+ 0.1+ 120916 H21 0.1- 0.2+ 120917 291 0.0 0.2-
120915 E10 0.1+ 0.1+ 120916 807 0.1+ 0.1- 120917 474 0.6+ 0.0
120915 E10 0.2+ 0.1+ 120916 807 0.1- 0.3- 120917 474 0.5+ 0.6+
120915 E10 0.2+ 0.1- 120916 H21 0.5- 0.1- 120917 474 0.8- 0.4+
120915 E10 0.2+ 0.1- 120916 H21 0.2- 0.1- 120917 474 0.4- 0.1+
120916 J04 0.1+ 0.0 120916 H21 0.2- 0.1-
Ephemeris:
2012 RX16 a,e,i = 1.94, 0.38, 3 q = 1.1979
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2012 08 18 00 16 55.8 -06 13 29 0.3423 1.3027 143.2 27.7 20.6
...
2012 09 02 00 48 12.9 -05 51 30 0.2760 1.2544 149.4 24.2 19.9
...
2012 09 10 01 04 40.6 -05 44 08 0.2500 1.2340 152.5 22.2 19.6
...
2012 09 16 01 16 33.2 -05 36 54 0.2346 1.2215 154.7 20.6 19.4
2012 09 17 01 18 28.6 -05 35 18 0.2323 1.2197 155.0 20.4 19.4
2012 09 18 01 20 22.9 -05 33 34 0.2302 1.2179 155.4 20.1 19.3
...
2012 09 24 01 31 23.1 -05 18 58 0.2194 1.2088 157.5 18.5 19.2
...
2012 10 02 01 44 42.9 -04 44 53 0.2103 1.2009 160.3 16.3 19.0
...
2012 10 17 02 04 22.7 -02 41 36 0.2087 1.1994 165.1 12.4 18.8
A. U. Tomatic (C) Copyright 2012 MPC M.P.E.C. 2012-S23
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