MPEC 2008-Y78 : 2008 YD29
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M.P.E.C. 2008-Y78 Issued 2008 Dec. 30, 21:44 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
2008 YD29
Observations:
K08Y29D* C2008 12 30.07820 04 24 06.59 +22 04 11.7 20.9 V EY078691
K08Y29D C2008 12 30.09187 04 24 06.45 +22 04 58.3 20.7 V EY078691
K08Y29D C2008 12 30.10554 04 24 06.28 +22 05 45.2 20.6 V EY078691
K08Y29D HC2008 12 30.13730 04 24 05.85 +22 07 33.9 EY078291
K08Y29D HC2008 12 30.14131 04 24 05.77 +22 07 48.1 EY078291
K08Y29D HC2008 12 30.14531 04 24 05.84 +22 08 01.6 EY078291
K08Y29D C2008 12 30.14578 04 24 05.33 +22 07 59.8 20.4 R EY078H36
K08Y29D C2008 12 30.15872 04 24 05.18 +22 08 43.5 20.5 R EY078H36
K08Y29D C2008 12 30.17493 04 24 04.97 +22 09 38.9 20.5 R EY078H36
K08Y29D C2008 12 30.18588 04 24 05.12 +22 10 17.8 20.4 R EY078H01
K08Y29D C2008 12 30.18801 04 24 05.09 +22 10 25.0 20.9 R EY078H01
K08Y29D C2008 12 30.19258 04 24 05.04 +22 10 40.5 20.6 R EY078H01
K08Y29D C2008 12 30.20170 04 24 04.90 +22 11 11.4 20.7 R EY078H01
K08Y29D C2008 12 30.21708 04 24 04.70 +22 12 03.4 20.5 R EY078H01
K08Y29D HC2008 12 30.31912 04 24 03.50 +22 17 46.8 EY078291
K08Y29D HC2008 12 30.32315 04 24 03.42 +22 18 02.0 EY078291
K08Y29D HC2008 12 30.32762 04 24 03.31 +22 18 16.6 EY078291
K08Y29D C2008 12 30.82662 04 24 04.29 +22 46 22.4 EY078J95
K08Y29D C2008 12 30.83958 04 24 04.23 +22 47 06.3 EY078J95
K08Y29D C2008 12 30.85735 04 24 03.97 +22 48 06.3 21.2 R EY078J95
Observer details:
291 LPL/Spacewatch II. Observer R. S. McMillan. 1.8-m f/2.7 reflector + CCD.
691 Steward Observatory, Kitt Peak. Observer R. S. McMillan. 0.9-m f/3
reflector + CCD.
H01 Magdalena Ridge Observatory, Socorro. Observers W. H. Ryan, E. V. Ryan.
Measurer W. H. Ryan. 2.4-m f/8.9 reflector + CCD.
H36 Sandlot Observatory, Scranton. Observer G. Hug. 0.56-m reflector + CCD.
J95 Great Shefford. Observer P. Birtwhistle. 0.40-m f/6.0 Schmidt-Cassegrain
+ CCD.
Orbital elements:
2008 YD29 Earth MOID = 0.2533 AU
Epoch 2008 Nov. 30.0 TT = JDT 2454800.5 MPC
M 350.39370 (2000.0) P Q
n 0.17178931 Peri. 23.96654 -0.40759691 -0.87491796
a 3.2048321 Node 90.97756 +0.78986120 -0.48150036
e 0.6193824 Incl. 15.16147 +0.45824015 +0.05172963
P 5.74 H 21.9 G 0.15 U 8
Residuals in seconds of arc
081230 691 0.5+ 0.1+ 081230 H36 1.2+ 0.2- 081230 291 1.1+ 1.0-
081230 691 0.6+ 0.1- 081230 H36 1.3+ 0.4+ 081230 291 0.6+ 0.7+
081230 691 0.4+ 0.1+ 081230 H01 0.8+ 0.1+ 081230 291 0.2- 0.4+
081230 291 0.1- 0.5+ 081230 H01 0.8+ 0.0 081230 J95 0.7+ 0.8+
081230 291 0.5- 1.0+ 081230 H01 1.0+ 0.1+ 081230 J95 1.2+ 0.4+
081230 291 1.2+ 0.9+ 081230 H01 0.8+ 0.1+ 081230 J95 0.4- 0.3-
081230 H36 0.9+ 0.0 081230 H01 0.9+ 0.1+
Ephemeris:
2008 YD29 a,e,i = 3.20, 0.62, 15 q = 1.2198
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2008 12 30 04 24.09 +21 59.9 0.310 1.260 149.3 23.5 21.0
2009 01 09 04 27.24 +31 37.0 0.307 1.235 140.3 30.5 21.1
2009 01 19 04 40.11 +40 50.1 0.319 1.222 132.4 36.5 21.3
2009 01 29 05 05.50 +48 32.1 0.345 1.221 126.2 40.6 21.6
2009 02 08 05 44.68 +54 00.0 0.381 1.232 122.1 42.7 21.9
Timothy B. Spahr (C) Copyright 2008 MPC M.P.E.C. 2008-Y78
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