MPEC 2011-R32 : 2011 RJ1
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M.P.E.C. 2011-R32 Issued 2011 Sept. 8, 10:34 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
2011 RJ1
Observations:
K11R01J* C2011 09 07.31042 02 47 06.69 -30 04 37.6 16.6 VrER032I16
K11R01J C2011 09 07.32137 02 47 11.85 -30 02 13.6 16.5 VrER032I16
K11R01J C2011 09 07.32980 02 47 16.03 -30 00 21.9 16.4 VrER032I16
K11R01J C2011 09 07.33829 02 47 20.16 -29 58 29.9 16.8 VrER032I16
K11R01J `C2011 09 07.62122 02 49 57.39 -28 54 58.6 17.8 RuER032D90
K11R01J `C2011 09 07.62752 02 50 00.55 -28 53 35.9 17.7 RuER032D90
K11R01J `C2011 09 07.63377 02 50 03.59 -28 52 14.4 17.9 RuER032D90
K11R01J `C2011 09 07.64003 02 50 06.69 -28 50 52.1 17.9 RuER032D90
K11R01J `C2011 09 07.64631 02 50 09.77 -28 49 29.6 17.9 RuER032D90
K11R01J C2011 09 07.73463 02 50 50.75 -28 30 05.3 17.2 VoER032E16
K11R01J C2011 09 07.73615 02 50 51.48 -28 29 45.0 17.4 VoER032E16
K11R01J C2011 09 07.73848 02 50 52.53 -28 29 13.8 17.6 VoER032E16
K11R01J C2011 09 07.73860 02 50 52.61 -28 29 11.8 17.8 VoER032E16
K11R01J C2011 09 07.74105 02 50 53.74 -28 28 38.5 17.6 VoER032E16
K11R01J C2011 09 07.74133 02 50 53.87 -28 28 35.2 17.7 VoER032E16
K11R01J C2011 09 08.03688 02 53 27.05 -27 24 55.5 17.4 RrER032B18
K11R01J C2011 09 08.04051 02 53 28.73 -27 24 06.7 17.7 RrER032B18
K11R01J C2011 09 08.04414 02 53 30.43 -27 23 17.9 17.4 RrER032B18
K11R01J KC2011 09 08.18862 02 54 50.16 -26 48 17.4 18.0 RuER032I36
K11R01J KC2011 09 08.19388 02 54 52.68 -26 47 08.5 17.9 RuER032I36
K11R01J KC2011 09 08.20059 02 54 55.82 -26 45 40.0 18.1 RuER032I36
K11R01J |C2011 09 08.20473 02 54 59.36 -26 44 45.0 18.5 VoER032807
K11R01J |C2011 09 08.20767 02 55 00.73 -26 44 06.3 18.4 VoER032807
K11R01J |C2011 09 08.21048 02 55 02.07 -26 43 29.1 18.4 VoER032807
K11R01J |C2011 09 08.21322 02 55 03.37 -26 42 52.8 18.7 VoER032807
K11R01J KC2011 09 08.21352 02 55 01.89 -26 42 46.2 17.8 VuER032I39
K11R01J |C2011 09 08.21596 02 55 04.65 -26 42 16.5 18.4 VoER032807
K11R01J KC2011 09 08.22048 02 55 05.35 -26 41 14.6 18.1 VuER032I39
K11R01J KC2011 09 08.22811 02 55 08.66 -26 39 33.3 18.1 VuER032I39
K11R01J KC2011 09 08.23427 02 55 11.52 -26 38 11.5 18.3 VuER032I39
K11R01J KC2011 09 08.24099 02 55 14.63 -26 36 41.4 18.2 VuER032I39
K11R01J KC2011 09 08.24596 02 55 16.83 -26 35 35.8 18.2 VuER032I39
K11R01J KC2011 09 08.41320802 56 37.51 -26 00 28.5 17.7 RuER032H36
K11R01J KC2011 09 08.41483302 56 38.21 -26 00 06.6 17.7 RuER032H36
K11R01J KC2011 09 08.41646402 56 38.96 -25 59 44.7 18.0 RuER032H36
K11R01J KC2011 09 08.41805502 56 39.66 -25 59 23.4 17.8 RuER032H36
Observer details:
807 Cerro Tololo. Observers R. Holmes, T. Linder, V. Hoette. Measurers
R. Holmes, T. Linder. 0.41-m f/11 Ritchey-Chretien + CCD.
B18 Terskol. Observers M. Andreev, A. Sergeev, N. Parakhin, V. Kozlov,
N. Karpov. Measurer M. Andreev. 0.6-m f/12.8 Cassegrain + CCD.
D90 RAS Observatory, Moorook. Observer K. Hills. 0.41-m f/9 Ritchey-Chretien
+ CCD.
E16 Grove Creek Observatory, Trunkey. Observer P. Camilleri. 0.35-m f/6
reflector + CCD.
H36 Sandlot Observatory, Scranton. Observer G. Hug. 0.56-m reflector + CCD.
I16 IAA-AI Atacama, San Pedro de Atacama. Observers J. L. Ortiz, N. Morales,
I. de la Cueva. Measurer I. de la Cueva. 0.40-m f/3.7 reflector + CCD.
I36 Observatorio Los Campitos, Canuelas. Observer C. Ambrosioni.
I39 Observatorio Cruz del Sur, San Justo. Observer A. Chapman. Measurers
A. Chapman, N. Diaz, J. Spagnotto. 0.20-m f/4 reflector + CCD.
Orbital elements:
2011 RJ1 PHA, Earth MOID = 0.0433 AU
Epoch 2011 Aug. 27.0 TT = JDT 2455800.5 MPC
M 355.76785 (2000.0) P Q
n 0.24344966 Peri. 345.53312 +0.99215008 +0.12412662
a 2.5401728 Node 7.38692 -0.09974903 +0.85880163
e 0.5900613 Incl. 6.78613 -0.07542116 +0.49704360
P 4.05 H 21.8 G 0.15 U 7
Residuals in seconds of arc
110907 I16 0.2+ 0.3+ 110907 E16 0.1- 0.3+ 110908 807 0.4+ 0.1+
110907 I16 1.3- 0.1- 110907 E16 0.4- 0.9+ 110908 I39 0.3- 0.7+
110907 I16 0.3+ 0.2+ 110907 E16 0.5- 0.4+ 110908 807 0.2+ 0.3+
110907 I16 1.0+ 0.2- 110908 B18 0.1+ 0.1+ 110908 I39 (2.8+ 0.0 )
110907 D90 0.1- 0.5- 110908 B18 0.0 0.2+ 110908 I39 0.1- 0.0
110907 D90 0.5+ 0.2- 110908 B18 0.1+ 0.2+ 110908 I39 0.2+ 0.1-
110907 D90 0.0 0.5- 110908 I36 1.1- 1.5- 110908 I39 0.4+ 0.6+
110907 D90 0.3+ 0.2- 110908 I36 (0.6- 2.2-) 110908 I39 0.6- 0.0
110907 D90 0.4+ 0.1- 110908 I36 (0.7- 2.5-) 110908 H36 0.3+ 0.0
110907 E16 0.0 0.1- 110908 807 0.4+ 0.0 110908 H36 0.1- 0.0
110907 E16 0.2+ 0.1- 110908 807 0.1+ 0.1- 110908 H36 0.1+ 0.1-
110907 E16 0.5- 0.1- 110908 807 0.2+ 0.0 110908 H36 0.0 0.2-
Ephemeris:
2011 RJ1 a,e,i = 2.54, 0.59, 7 q = 1.0413
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2011 08 09 21 06 05.6 -60 34 37 0.1622 1.1353 135.5 38.8 19.7
...
2011 08 24 23 35 55.2 -61 39 25 0.09880 1.0740 127.3 48.5 18.7
...
2011 09 01 01 36 00.6 -49 59 39 0.07444 1.0535 124.7 52.0 18.2
...
2011 09 07 02 44 14.5 -31 12 50 0.06592 1.0446 122.3 54.7 18.0
2011 09 08 02 53 07.6 -27 31 15 0.06563 1.0436 121.7 55.2 18.0
2011 09 09 03 01 22.3 -23 46 38 0.06569 1.0429 121.1 55.8 18.0
...
2011 09 15 03 39 33.8 -02 39 19 0.07285 1.0415 117.5 58.9 18.3
...
2011 09 23 04 09 25.4 +16 41 49 0.09518 1.0487 115.9 59.5 18.9
...
2011 10 08 04 30 08.0 +33 24 01 0.1517 1.0883 122.5 50.8 19.8
A. U. Tomatic (C) Copyright 2011 MPC M.P.E.C. 2011-R32
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