MPEC 2012-R21 : 2012 RB3
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M.P.E.C. 2012-R21 Issued 2012 Sept. 10, 19:22 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 RB3
Observations:
K12R03B*QC2012 09 07.68190 01 53 28.12 -20 46 58.3 19.4 VrER021E12
K12R03B QC2012 09 07.71177 01 53 28.15 -20 51 41.5 20.1 VrER021E12
K12R03B QC2012 09 07.72685 01 53 28.09 -20 54 03.6 19.9 VrER021E12
K12R03B QC2012 09 07.74363 01 53 28.11 -20 56 43.2 20.6 VrER021E12
K12R03B QC2012 09 07.79335 01 53 28.10 -21 04 31.5 rER021E12
K12R03B KC2012 09 08.36621 01 53 35.31 -22 33 50.7 19.9 RuER021H36
K12R03B KC2012 09 08.37508 01 53 35.26 -22 35 12.8 19.6 RuER021H36
K12R03B KC2012 09 08.38396 01 53 35.23 -22 36 34.5 19.9 RuER021H36
K12R03B KC2012 09 08.39284 01 53 35.18 -22 37 55.4 19.2 RuER021H36
K12R03B QC2012 09 08.56681 01 53 38.26 -23 03 43.2 19.6 VrER021E12
K12R03B QC2012 09 08.57172 01 53 38.29 -23 04 28.1 19.5 VrER021E12
K12R03B |C2012 09 09.36482 01 53 41.09 -25 01 48.5 19.3 VuER021807
K12R03B |C2012 09 09.36717 01 53 41.08 -25 02 08.6 18.9 VuER021807
K12R03B |C2012 09 09.37186 01 53 41.04 -25 02 49.3 18.7 VuER021807
K12R03B QC2012 09 09.51481 01 53 44.15 -25 23 18.6 20.6 VrER021E12
K12R03B QC2012 09 09.51972 01 53 44.16 -25 24 01.2 rER021E12
K12R03B QC2012 09 09.77254 01 53 42.23 -26 00 07.1 19.5 VrER021E12
K12R03B QC2012 09 09.77756 01 53 42.21 -26 00 49.9 20.3 VrER021E12
K12R03B KC2012 09 10.31272701 53 44.16 -27 15 52.8 19.3 VrER021H21
K12R03B KC2012 09 10.31606201 53 44.19 -27 16 20.8 19.5 VrER021H21
K12R03B KC2012 09 10.32274701 53 44.08 -27 17 15.2 19.5 VrER021H21
K12R03B KC2012 09 10.32631901 53 44.07 -27 17 45.0 19.4 VrER021H21
K12R03B KC2012 09 10.39320 01 53 43.55 -27 26 53.7 19.6 RuER021H36
K12R03B KC2012 09 10.40278 01 53 43.40 -27 28 13.0 19.8 RuER021H36
K12R03B QC2012 09 10.60691 01 53 44.58 -27 55 22.3 19.5 VrER021E12
K12R03B QC2012 09 10.61190 01 53 44.51 -27 56 02.5 19.6 VrER021E12
Observer details:
807 Cerro Tololo. Observers T. Linder, R. Holmes, R. Sampson. 0.41-m f/11
Ritchey-Chretien + CCD.
E12 Siding Spring Survey. Observer R. H. McNaught. Measurers J. D. Ahern,
E. C. Beshore, A. Boattini, A. R. Gibbs, A. D. Grauer, R. E. Hill,
R. A. Kowalski, S. M. Larson, R. H. McNaught. 0.5-m Uppsala Schmidt + CCD.
H21 Astronomical Research Observatory, Westfield. Observer R. Holmes.
Measurers L. Buzzi, H. Devore, S. Foglia, T. Vorobjov. 0.61-m f/4.0
astrograph + CCD.
H36 Sandlot Observatory, Scranton. Observer G. Hug. 0.56-m reflector + CCD.
Orbital elements:
2012 RB3 Earth MOID = 0.1546 AU
Epoch 2012 Sept. 30.0 TT = JDT 2456200.5 MPC
M 23.41016 (2000.0) P Q
n 0.32374484 Peri. 139.77875 +0.61957831 +0.76268569
a 2.1005554 Node 164.92374 -0.76633408 +0.53659008
e 0.4855903 Incl. 45.51331 +0.16986700 -0.36108396
P 3.04 H 20.6 G 0.15 U 7
Residuals in seconds of arc
120907 E12 0.1+ 0.2+ 120908 E12 0.7- 0.0 120910 H21 0.8- 0.4+
120907 E12 0.6+ 0.2+ 120908 E12 0.3- 0.2- 120910 H21 0.1+ 0.1-
120907 E12 0.2- 0.7+ 120909 807 0.1+ 0.2- 120910 H21 0.4- 0.5+
120907 E12 0.2+ 0.4- 120909 807 0.2+ 0.0 120910 H21 0.0 0.1+
120907 E12 0.3- 0.4- 120909 807 0.1+ 0.1- 120910 H36 0.1+ 0.1+
120908 H36 0.2+ 0.5+ 120909 E12 0.1- 0.2+ 120910 H36 0.5- 0.9-
120908 H36 0.2- 0.3- 120909 E12 0.2+ 0.2+ 120910 E12 0.2+ 0.2-
120908 H36 0.3- 0.8- 120909 E12 0.2- 0.3+ 120910 E12 0.0 0.1+
120908 H36 0.7- 0.4- 120909 E12 0.1+ 0.0
Ephemeris:
2012 RB3 a,e,i = 2.10, 0.49, 46 q = 1.0805
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2012 08 11 01 15 46.7 +51 52 08 0.3566 1.1105 96.3 65.1 20.9
...
2012 08 26 01 44 14.0 +18 43 09 0.2487 1.1610 121.8 47.7 19.7
...
2012 09 03 01 51 37.1 -07 09 00 0.2478 1.1960 134.7 36.8 19.5
...
2012 09 09 01 53 39.9 -24 08 26 0.2796 1.2253 136.5 34.4 19.7
2012 09 10 01 53 43.6 -26 32 03 0.2871 1.2304 136.2 34.5 19.8
2012 09 11 01 53 42.7 -28 47 42 0.2951 1.2356 135.8 34.6 19.8
...
2012 09 17 01 52 06.8 -39 45 17 0.3522 1.2677 131.9 36.2 20.3
...
2012 09 25 01 46 42.9 -48 52 50 0.4439 1.3133 125.9 38.2 21.0
...
2012 10 10 01 31 56.4 -56 23 18 0.6368 1.4048 116.7 39.4 21.9
A. U. Tomatic (C) Copyright 2012 MPC M.P.E.C. 2012-R21
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