MPEC 2009-S131: 2009 SR171
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M.P.E.C. 2009-S131 Issued 2009 Sept. 29, 11:37 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 http://www.cfa.harvard.edu/iau/mpc.html ISSN 1523-6714
2009 SR171
Observations:
K09SH1R* C2009 09 28.23815 00 07 31.69 +02 37 35.2 21.0 V ES131G96
K09SH1R C2009 09 28.24566 00 07 26.47 +02 39 22.0 20.4 V ES131G96
K09SH1R C2009 09 28.25310 00 07 21.32 +02 41 08.0 20.0 V ES131G96
K09SH1R C2009 09 28.26063 00 07 16.17 +02 42 55.2 20.3 V ES131G96
K09SH1R C2009 09 28.30582 00 06 44.64 +02 53 39.9 20.4 V ES131G96
K09SH1R C2009 09 28.30641 00 06 44.24 +02 53 48.5 20.3 V ES131G96
K09SH1R C2009 09 28.30706 00 06 43.77 +02 53 58.0 20.4 V ES131G96
K09SH1R C2009 09 28.30765 00 06 43.34 +02 54 06.4 20.4 V ES131G96
K09SH1R C2009 09 28.37737 00 05 54.63 +03 10 47.5 20.4 V ES131G96
K09SH1R C2009 09 28.37801 00 05 54.16 +03 10 56.7 20.2 V ES131G96
K09SH1R C2009 09 28.37862 00 05 53.73 +03 11 05.6 20.9 V ES131G96
K09SH1R C2009 09 28.37925 00 05 53.26 +03 11 14.4 20.7 V ES131G96
K09SH1R C2009 09 29.24671 23 55 58.98 +06 51 20.4 20.8 V ES131G96
K09SH1R C2009 09 29.24741 23 55 58.36 +06 51 31.7 20.1 V ES131G96
K09SH1R C2009 09 29.24807 23 55 57.90 +06 51 42.0 20.4 V ES131G96
K09SH1R C2009 09 29.24869 23 55 57.39 +06 51 51.9 20.0 V ES131G96
K09SH1R C2009 09 29.29987 23 55 16.91 +07 05 36.6 20.3 R ES131926
K09SH1R C2009 09 29.30809 23 55 10.35 +07 07 49.4 ES131926
K09SH1R C2009 09 29.39170 23 54 04.03 +07 30 16.5 20.0 V ES131G96
K09SH1R C2009 09 29.39235 23 54 03.45 +07 30 27.3 20.2 V ES131G96
K09SH1R C2009 09 29.39298 23 54 02.98 +07 30 37.2 20.6 V ES131G96
K09SH1R C2009 09 29.39361 23 54 02.48 +07 30 47.6 20.2 V ES131G96
Observer details:
926 Tenagra II Observatory. Observers P. R. Holvorcem, M. Schwartz. Measurer
P. R. Holvorcem. 0.81-m f/7 Ritchey-Chretien + CCD.
G96 Mt. Lemmon Survey. Observer A. Boattini. Measurers E. C. Beshore,
A. Boattini, G. J. Garradd, A. R. Gibbs, A. D. Grauer, R. E. Hill,
R. A. Kowalski, S. M. Larson, R. H. McNaught. 1.5-m reflector + CCD.
Orbital elements:
2009 SR171 Earth MOID = 0.0467 AU
Epoch 2009 June 18.0 TT = JDT 2455000.5 MPC
M 233.04831 (2000.0) P Q
n 0.74722291 Peri. 80.06599 +0.09527636 -0.99518367
a 1.2027331 Node 4.65639 +0.76516735 +0.05839635
e 0.2713793 Incl. 16.50466 +0.63674276 +0.07873587
P 1.32 H 26.0 G 0.15 U 7
Residuals in seconds of arc
090928 G96 0.2+ 0.3- 090928 G96 0.4+ 0.0 090929 926 0.1+ 0.0
090928 G96 0.3- 0.2- 090928 G96 0.1+ 0.0 090929 926 0.3- 0.5+
090928 G96 0.3- 0.1+ 090928 G96 0.0 0.1+ 090929 G96 0.6+ 0.1-
090928 G96 0.7+ 0.1+ 090928 G96 0.4- 0.2- 090929 G96 0.4- 0.2+
090928 G96 0.0 0.1- 090929 G96 0.4+ 0.0 090929 G96 0.0 0.1-
090928 G96 0.1+ 0.0 090929 G96 0.6- 0.0 090929 G96 0.0 0.1+
090928 G96 0.1- 0.2+ 090929 G96 0.3+ 0.2-
090928 G96 0.4- 0.2+ 090929 G96 0.1- 0.3-
Ephemeris:
2009 SR171 a,e,i = 1.20, 0.27, 17 q = 0.8763
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2009 09 26 00 28.24 -05 00.1 0.0704 1.073 172.4 7.1 20.9
2009 09 27 00 19.70 -01 51.9 0.0659 1.068 176.3 3.4 20.6
2009 09 28 00 09.99 +01 43.1 0.0617 1.064 178.0 1.9 20.3
2009 09 29 23 58.92 +05 47.4 0.0580 1.059 173.4 6.2 20.4
2009 09 30 23 46.27 +10 21.5 0.0548 1.055 167.7 11.7 20.5
2009 10 01 23 31.79 +15 23.8 0.0522 1.051 161.4 17.7 20.6
2009 10 02 23 15.21 +20 48.9 0.0502 1.046 154.5 24.4 20.7
2009 10 03 22 56.28 +26 27.1 0.0491 1.042 147.2 31.4 20.9
2009 10 04 22 34.79 +32 04.7 0.0487 1.038 139.7 38.6 21.1
2009 10 05 22 10.65 +37 26.0 0.0491 1.034 132.2 45.8 21.3
2009 10 06 21 43.99 +42 16.2 0.0503 1.029 125.0 52.7 21.5
Timothy B. Spahr (C) Copyright 2009 MPC M.P.E.C. 2009-S131
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