Read MPEC 2008-F53
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Read MPEC 2008-F53
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M.P.E.C. 2008-F54 Issued 2008 Mar. 29, 20:53 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
2006 FK9
Revision to MPEC 2006-F40
Additional Observations:
K06F09K C2008 03 29.18036 09 06 38.70 +18 50 13.0 19.9 V EF054G96
K06F09K C2008 03 29.18608 09 06 40.50 +18 50 45.8 19.8 V EF054G96
K06F09K C2008 03 29.19183 09 06 42.30 +18 51 19.0 19.9 V EF054G96
K06F09K C2008 03 29.79623 09 09 58.88 +19 48 18.5 19.5 V EF054B03
K06F09K C2008 03 29.79702 09 09 59.11 +19 48 22.5 19.4 V EF054B03
K06F09K C2008 03 29.79780 09 09 59.34 +19 48 27.0 20.1 V EF054B03
K06F09K C2008 03 29.80583 09 10 02.07 +19 49 12.5 19.4 R EF054143
K06F09K C2008 03 29.82315 09 10 07.51 +19 50 48.9 19.4 R EF054143
Observer details:
143 Gnosca. Observer S. Sposetti. 0.40-m f/4 reflector + CCD.
B03 Alter Satzberg, Vienna. Observer M. Pietschnig. 0.35-m f/5.8
Schmidt-Cassegrain + CCD.
G96 Mt. Lemmon Survey. Observer S. M. Larson. 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.
First and last observations above in comparison with prediction:
Residuals in seconds of arc (or two decimals in degrees), reference and Delta-T
080329 G96 1.82- 0.54- 080329 143 1.80- 0.54- MPO102309 +0.52 day
Orbital elements:
2006 FK9 Earth MOID = 0.1489 AU
Epoch 2008 May 14.0 TT = JDT 2454600.5 MPC
M 43.90440 (2000.0) P Q
n 0.48133963 Peri. 316.99319 -0.70733825 -0.70663648
a 1.6125071 Node 177.77113 +0.70542012 -0.70397707
e 0.3323234 Incl. 28.18780 -0.04533270 +0.07128233
P 2.05 H 20.9 G 0.15 U 3
Residuals in seconds of arc
060325 703 0.1+ 0.3+ 060326 G96 0.2+ 0.0 060420 682 0.6- 0.4+
060325 703 1.1- 0.2- 060326 734 0.5- 0.0 060420 682 0.2+ 0.3+
060325 703 1.2- 0.6+ 060328 J95 0.0 0.2- 060422 J50 0.3+ 0.4-
060325 703 0.1+ 0.0 060328 J95 0.2- 0.3- 060422 J50 0.4+ 0.2-
060325 703 0.1+ 0.2- 060328 J95 0.1- 0.3- 060422 J50 0.2+ 0.3-
060325 703 0.5- 0.9+ 060331 H36 (2.2+ 0.6-) 060422 J50 0.3+ 0.4-
060325 703 0.0 0.3- 060331 H36 0.1- 0.8- 060422 J50 0.3+ 0.4-
060325 703 0.0 0.1- 060331 H36 0.3+ 1.3+ 060422 J50 0.2+ 0.3-
060325 J87 0.5+ 0.2- 060402 941 0.3- 0.4+ 060422 J50 0.3+ 0.5-
060325 J87 0.8+ 0.1- 060402 941 0.1+ 0.1- 080329 G96 0.2- 0.0
060325 J87 0.1+ 0.0 060402 941 0.0 0.0 080329 G96 0.0 0.2-
060326 854 0.6- 0.6+ 060402 941 0.3+ 0.0 080329 G96 0.1+ 0.1-
060326 854 1.0+ 0.3+ 060419 682 1.0- 0.5+ 080329 B03 0.3+ 0.5+
060326 854 1.1+ 1.2+ 060419 682 0.7- 0.0 080329 B03 0.0 0.0
060326 G96 0.3+ 0.1+ 060419 682 0.7+ 1.1+ 080329 B03 0.2- 0.2+
060326 G96 0.4+ 0.1+ 060419 G96 0.0 0.0 080329 143 0.2- 0.1-
060326 G96 0.3+ 0.0 060419 G96 0.2- 0.1+ 080329 143 0.2+ 0.3-
060326 734 0.0 0.3- 060419 G96 0.4- 0.2+
060326 734 0.1+ 0.2- 060419 G96 0.2- 0.2+
Ephemeris:
2006 FK9 a,e,i = 1.61, 0.33, 28 q = 1.0766
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2008 03 25 08 43.53 +11 23.5 0.228 1.144 125.4 45.3 19.7
2008 04 04 09 37.14 +26 43.7 0.284 1.178 122.5 45.7 20.3
2008 04 14 10 23.62 +34 39.9 0.365 1.216 117.7 46.9 20.9
2008 04 24 11 02.32 +38 01.3 0.457 1.258 113.2 47.3 21.5
2008 05 04 11 34.42 +38 49.3 0.555 1.302 109.3 46.9 22.0
Gareth V. Williams (C) Copyright 2008 MPC M.P.E.C. 2008-F54
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