MPEC 2009-K78 : 2009 KR21
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M.P.E.C. 2009-K78 Issued 2009 May 31, 20:16 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 KR21
Observations:
K09K21R* C2009 05 31.23250 14 47 39.19 -17 46 44.8 17.7 V EK078703
K09K21R C2009 05 31.23790 14 47 24.36 -17 47 55.3 17.5 V EK078703
K09K21R C2009 05 31.24334 14 47 09.24 -17 49 03.8 17.3 V EK078703
K09K21R C2009 05 31.24878 14 46 54.22 -17 50 17.3 17.4 V EK078703
K09K21R C2009 05 31.28554 14 45 08.60 -17 58 25.5 17.3 V EK078703
K09K21R C2009 05 31.28603 14 45 07.16 -17 58 31.7 17.9 V EK078703
K09K21R C2009 05 31.28652 14 45 05.68 -17 58 38.3 17.7 V EK078703
K09K21R C2009 05 31.28701 14 45 04.24 -17 58 44.9 17.2 V EK078703
K09K21R C2009 05 31.32243 14 43 16.82 -18 06 48.6 17.1 V EK078703
K09K21R C2009 05 31.32290 14 43 15.45 -18 06 53.8 17.7 V EK078703
K09K21R C2009 05 31.32332 14 43 14.08 -18 06 59.4 17.5 V EK078703
K09K21R C2009 05 31.32381 14 43 12.57 -18 07 07.6 17.2 V EK078703
Observer details:
703 Catalina Sky Survey. Observer R. E. Hill. 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. 0.68-m Schmidt + CCD.
Orbital elements:
2009 KR21 Earth MOID = 0.0012 AU
Epoch 2009 June 18.0 TT = JDT 2455000.5 MPC
M 349.32711 (2000.0) P Q
n 0.39759184 Peri. 243.07155 +0.67123222 +0.74025179
a 1.8316581 Node 69.14511 -0.66467635 +0.62401673
e 0.5486738 Incl. 2.35510 -0.32810463 +0.25026068
P 2.48 H 26.4 G 0.15 U 7
Residuals in seconds of arc
090531 703 0.7+ 0.2- 090531 703 0.3+ 0.7- 090531 703 (1.3- 0.7-)
090531 703 0.1- 0.6- 090531 703 0.4+ 0.3- 090531 703 0.0 0.6+
090531 703 1.7- 1.8+ 090531 703 0.1- 0.3- 090531 703 1.0- 0.8+
090531 703 0.0 0.5- 090531 703 0.0 0.4- 090531 703 0.8- 0.6-
Ephemeris:
2009 KR21 a,e,i = 1.83, 0.55, 2 q = 0.8267
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2009 05 29.0 15 19.19 -14 40.7 0.0270 1.039 163.3 16.3 19.5
2009 05 29.5 15 16.25 -14 57.6 0.0231 1.036 162.3 17.3 19.2
2009 05 30.0 15 12.12 -15 21.2 0.0192 1.032 161.0 18.6 18.8
2009 05 30.5 15 05.89 -15 56.4 0.0154 1.028 159.4 20.3 18.4
2009 05 31.0 14 55.43 -16 54.0 0.0115 1.024 156.8 22.9 17.8
2009 05 31.5 14 34.22 -18 43.0 0.00769 1.021 151.9 27.9 17.1
2009 06 01.0 13 31.31 -23 00.6 0.00407 1.017 137.6 42.3 16.1
2009 06 01.5 08 24.90 -19 15.4 0.00214 1.013 69.2 110.7 17.3
Timothy B. Spahr (C) Copyright 2009 MPC M.P.E.C. 2009-K78
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