MPEC 2004-X71 : 2004 XB45
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M.P.E.C. 2004-X71 Issued 2004 Dec. 14, 13:39 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.
Supported in part by the Brinson Foundation
Prepared using the Tamkin Foundation Computer Network
MPC@CFA.HARVARD.EDU
URL http://cfa-www.harvard.edu/iau/mpc.html ISSN 1523-6714
2004 XB45
Observations:
K04X45B* C2004 12 13.17846 05 48 04.26 +18 00 02.7 20.4 V EX071691
K04X45B C2004 12 13.20466 05 48 09.10 +18 00 20.0 19.8 V EX071691
K04X45B C2004 12 13.23019 05 48 13.64 +18 00 36.2 19.8 V EX071691
K04X45B C2004 12 13.93346 05 51 47.08 +18 04 53.4 EX071246
K04X45B C2004 12 13.93433 05 51 47.35 +18 04 54.0 EX071246
K04X45B C2004 12 13.93506 05 51 47.56 +18 04 54.4 EX071246
K04X45B tC2004 12 14.25569 05 54 12.20 +18 09 40.6 20.3 V EX071291
K04X45B tC2004 12 14.27984 05 54 21.20 +18 10 02.7 20.2 V EX071291
K04X45B tC2004 12 14.29225 05 54 25.88 +18 10 14.2 19.6 V EX071291
K04X45B 2C2004 12 14.51085 05 56 00.10 +18 11 52.5 17.9 R EX071H06
K04X45B 2C2004 12 14.51458 05 56 02.22 +18 11 53.3 18.2 R EX071H06
K04X45B 2C2004 12 14.51828 05 56 04.21 +18 11 55.3 18.3 R EX071H06
Observer details:
246 Klet Observatory-KLENOT. Observers M. Tichy, M. Kocer. Measurer M. Tichy.
1.06-m KLENOT Telescope + CCD.
291 LPL/Spacewatch II. Observer J. V. Scotti. 1.8-m f/2.7 reflector + CCD.
691 Steward Observatory, Kitt Peak. Observer A. F. Tubbiolo. 0.9-m f/3
reflector + CCD.
H06 New Mexico Skies Observatory. Observer R. Hutsebaut. 0.25-m reflector
+ CCD.
Orbital elements:
2004 XB45
Epoch 2005 Jan. 30.0 TT = JDT 2453400.5 MPC
M 357.23191 (2000.0) P Q
n 0.51974353 Peri. 86.01175 -0.98635925 -0.15537582
a 1.5320631 Node 85.04367 +0.12088415 -0.90784222
e 0.5750158 Incl. 3.12720 +0.11172492 -0.38946227
P 1.90 H 26.6 G 0.15 U 8
Residuals in seconds of arc
041213 691 0.2- 0.1- 041213 246 0.2- 0.6+ 041214 291 1.3+ 0.3+
041213 691 0.0 0.4- 041213 246 0.3- 0.5+ 041214 H06 0.7+ 0.5-
041213 691 0.5+ 0.4- 041214 291 0.7- 0.0 041214 H06 0.5+ 0.6-
041213 246 0.3- 0.6+ 041214 291 0.2+ 0.3- 041214 H06 1.5- 0.5+
Ephemeris:
2004 XB45 a,e,i = 1.53, 0.58, 3 q = 0.6511
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2004 12 11 05 42.35 +17 52.9 0.057 1.041 171.5 8.1 21.0
2004 12 12 05 44.27 +17 55.8 0.047 1.031 171.9 7.7 20.6
2004 12 13 05 47.19 +18 00.4 0.037 1.021 172.2 7.5 20.0
2004 12 14 05 52.16 +18 08.3 0.027 1.012 172.1 7.7 19.4
2004 12 15 06 02.43 +18 23.5 0.018 1.002 171.1 8.7 18.4
2004 12 16 06 37.80 +19 00.7 0.0081 0.992 164.8 15.1 17.0
2004 12 17 14 24.23 -06 08.7 0.0029 0.982 50.0 129.9 19.6
2004 12 18 16 52.23 -15 55.9 0.012 0.972 14.3 165.5 30.4
2004 12 19 17 11.56 -16 46.2 0.022 0.963 10.9 168.8 34.0
2004 12 20 17 18.96 -17 03.8 0.031 0.953 10.2 169.5
2004 12 21 17 22.87 -17 12.9 0.041 0.943 10.2 169.4
Timothy B. Spahr (C) Copyright 2004 MPC M.P.E.C. 2004-X71
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