MPEC 2009-X41 : 2009 XZ1
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M.P.E.C. 2009-X41 Issued 2009 Dec. 12, 14:13 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 XZ1
Observations:
K09X01Z* C2009 12 11.29470 04 07 23.44 +16 29 18.5 19.9 V EX041703
K09X01Z C2009 12 11.30197 04 07 20.31 +16 29 19.5 19.1 V EX041703
K09X01Z C2009 12 11.30925 04 07 17.07 +16 29 20.4 18.9 V EX041703
K09X01Z C2009 12 11.31639 04 07 14.05 +16 29 18.9 18.9 V EX041703
K09X01Z C2009 12 11.40405 04 06 35.79 +16 29 29.5 20.3 R EX041926
K09X01Z C2009 12 11.41354 04 06 31.67 +16 29 30.2 20.1 R EX041926
K09X01Z C2009 12 11.42303 04 06 27.56 +16 29 31.4 20.3 R EX041926
K09X01Z C2009 12 12.18127 04 01 06.82 +16 30 53.7 18.8 V EX041G96
K09X01Z C2009 12 12.18354 04 01 05.83 +16 30 54.1 19.1 V EX041G96
K09X01Z C2009 12 12.18461 04 01 05.37 +16 30 54.1 19.1 V EX041G96
K09X01Z C2009 12 12.18597 04 01 04.73 +16 30 53.9 19.0 V EX041G96
K09X01Z IC2009 12 12.19486804 00 59.99 +16 30 51.4 EX041H21
K09X01Z C2009 12 12.19708904 00 59.04 +16 30 51.8 19.5 V EX041H21
K09X01Z C2009 12 12.19903404 00 58.18 +16 30 51.9 19.7 V EX041H21
K09X01Z C2009 12 12.19959 04 00 57.46 +16 30 49.9 19.4 R EX041932
K09X01Z C2009 12 12.20208604 00 56.84 +16 30 52.3 19.6 V EX041H21
K09X01Z C2009 12 12.20524 04 00 54.98 +16 30 50.7 19.3 R EX041932
K09X01Z C2009 12 12.21176 04 00 52.12 +16 30 51.2 19.1 R EX041932
K09X01Z C2009 12 12.33839 03 59 57.54 +16 31 08.2 19.9 R EX041926
K09X01Z C2009 12 12.34133 03 59 56.23 +16 31 08.2 19.9 R EX041926
K09X01Z C2009 12 12.34427 03 59 54.95 +16 31 08.5 19.8 R EX041926
Observer details:
703 Catalina Sky Survey. Observer E. Beshore. 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.
926 Tenagra II Observatory. Observers P. R. Holvorcem, M. Schwartz. Measurer
P. R. Holvorcem. 0.81-m f/7 Ritchey-Chretien + CCD.
932 John J. McCarthy Obs., New Milford. Observer S. Riley. 0.4-m f/6.5
Schmidt-Cassegrain + CCD.
G96 Mt. Lemmon 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. 1.5-m reflector + CCD.
H21 Astronomical Research Observatory, Westfield. Observer R. Holmes.
Measurer S. Foglia.
Orbital elements:
2009 XZ1 PHA, Earth MOID = 0.0420 AU
Epoch 2010 Jan. 4.0 TT = JDT 2455200.5 MPC
M 265.69672 (2000.0) P Q
n 1.24291611 Peri. 152.71543 -0.57189018 +0.80803173
a 0.8567251 Node 82.07642 -0.77628865 -0.47730910
e 0.5351958 Incl. 8.21445 -0.26517457 -0.34534149
P 0.79 H 21.5 G 0.15 U 9
Residuals in seconds of arc
091211 703 0.6- 0.1+ 091212 G96 0.0 0.1- 091212 932 0.1- 0.5-
091211 703 0.2+ 0.3+ 091212 G96 0.1+ 0.1+ 091212 H21 0.1+ 0.1+
091211 703 0.6- 0.4+ 091212 G96 0.3+ 0.0 091212 932 0.1- 0.2-
091211 703 0.9+ 1.9- 091212 G96 0.3- 0.4- 091212 932 0.0 0.1-
091211 926 0.1+ 0.3+ 091212 H21 0.3- 0.2- 091212 926 0.1+ 0.5+
091211 926 0.0 0.3+ 091212 H21 0.1+ 0.0 091212 926 0.1- 0.3+
091211 926 0.1- 0.8+ 091212 H21 0.1+ 0.1- 091212 926 0.1+ 0.4+
Ephemeris:
2009 XZ1 a,e,i = 0.86, 0.54, 8 q = 0.3982
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2009 12 05 04 49.76 +16 05.8 0.261 1.245 173.7 5.0 19.5
2009 12 15 03 40.92 +16 32.9 0.240 1.204 153.7 21.3 19.8
2009 12 25 02 33.96 +16 04.9 0.247 1.152 128.0 42.2 20.4
2010 01 04 01 43.40 +15 18.0 0.273 1.091 106.1 60.0 21.0
2010 01 14 01 08.18 +14 41.1 0.303 1.018 87.8 74.9 21.6
Timothy B. Spahr (C) Copyright 2009 MPC M.P.E.C. 2009-X41
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