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M.P.E.C. 2008-E04 Issued 2008 Mar. 1, 15:06 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 DU22
Observations:
K08D22U* C2008 02 28.27756 09 14 31.86 +24 32 29.0 18.9 EE004704
K08D22U C2008 02 28.30042 09 14 10.22 +24 41 16.2 19.2 EE004704
K08D22U C2008 02 28.31184 09 13 59.31 +24 45 40.2 19.2 EE004704
K08D22U C2008 02 28.32328 09 13 48.44 +24 50 06.4 18.9 EE004704
K08D22U C2008 02 29.21346 08 57 11.91 +32 37 18.5 18.7 EE004704
K08D22U C2008 02 29.22444 08 56 51.13 +32 44 54.8 18.8 EE004704
K08D22U C2008 02 29.23563 08 56 29.78 +32 52 41.3 19.2 EE004704
K08D22U C2008 02 29.24676 08 56 08.36 +33 00 28.6 18.8 EE004704
K08D22U C2008 02 29.25776 08 55 46.99 +33 08 11.4 19.0 EE004704
K08D22U C2008 03 01.22657 08 04 29.33 +49 23 17.4 18.7 R EE004854
K08D22U C2008 03 01.22712 08 04 25.88 +49 24 02.6 17.8 R EE004854
K08D22U C2008 03 01.22740 08 04 24.06 +49 24 24.1 17.9 R EE004854
K08D22U C2008 03 01.22767 08 04 22.38 +49 24 45.2 18.3 R EE004854
K08D22U C2008 03 01.22821 08 04 18.54 +49 25 34.4 19.2 R EE004854
K08D22U C2008 03 01.25943 08 00 39.92 +50 04 48.8 18.1 R EE004649
K08D22U C2008 03 01.26087 08 00 30.27 +50 06 44.6 16.9 R EE004649
K08D22U C2008 03 01.26377 08 00 11.25 +50 10 37.1 17.3 R EE004649
Observer details:
649 Powell Observatory, Louisburg. Observers R. Trentman, R. Fredrick,
D. Hudgins. 0.75-m Newtonian reflector + CCD.
704 Lincoln Laboratory ETS, New Mexico. Observers M. Bezpalko, D. Torres,
R. Kracke, G. Spitz, J. Kistler. Measurers J. Stuart, S. Scruggs. 1.0-m
f/2.15 reflector + CCD.
854 Sabino Canyon Observatory, Tucson. Observer J. E. McGaha. 0.36-m f/10.0
Schmidt-Cassegrain + CCD.
Orbital elements:
2008 DU22 Earth MOID = 0.0057 AU
Epoch 2008 May 14.0 TT = JDT 2454600.5 MPC
M 15.40319 (2000.0) P Q
n 0.60801151 Peri. 70.76420 -0.69244333 +0.72112456
a 1.3799442 Node 155.36680 -0.68047975 -0.64247074
e 0.3985126 Incl. 3.08016 -0.23972805 -0.25925030
P 1.62 H 26.3 G 0.15 U 8
Residuals in seconds of arc
080228 704 0.5+ 0.3+ 080229 704 0.8- 0.6- 080301 854 0.7+ 1.1-
080228 704 0.5+ 0.5+ 080229 704 0.4- 0.1+ 080301 854 (3.3- 4.5+)
080228 704 0.2- 0.1- 080229 704 0.1+ 0.3- 080301 649 0.9+ 0.7-
080228 704 0.3+ 0.1+ 080301 854 0.3+ 0.2- 080301 649 0.6- 0.6-
080229 704 0.2+ 0.2- 080301 854 0.7+ 0.6+ 080301 649 1.0+ 1.1-
080229 704 0.7- 0.1- 080301 854 0.3+ 0.4-
Ephemeris:
2008 DU22 a,e,i = 1.38, 0.40, 3 q = 0.8300
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2008 02 24 09 37.38 +12 15.8 0.0454 1.034 167.8 11.6 20.4
2008 02 25 09 34.81 +13 42.9 0.0393 1.028 165.9 13.6 20.1
2008 02 26 09 31.29 +15 41.5 0.0332 1.022 163.4 16.0 19.8
2008 02 27 09 26.16 +18 31.7 0.0273 1.016 160.1 19.3 19.5
2008 02 28 09 17.90 +22 54.1 0.0214 1.010 155.3 24.2 19.1
2008 02 29 09 02.40 +30 20.5 0.0159 1.004 147.2 32.3 18.7
2008 03 01 08 23.22 +44 32.3 0.0110 0.998 131.4 48.1 18.3
2008 03 02 05 13.73 +66 45.8 0.00802 0.992 98.7 80.8 18.6
2008 03 03 23 54.17 +50 15.1 0.00914 0.987 58.4 121.1 21.0
2008 03 04 22 51.63 +30 00.7 0.0133 0.981 36.5 143.1 24.2
2008 03 05 22 31.06 +19 47.6 0.0187 0.975 27.0 152.5 26.5
Timothy B. Spahr (C) Copyright 2008 MPC M.P.E.C. 2008-E04
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