MPEC 2006-D25 : 1998 UC50
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M.P.E.C. 2006-D25 Issued 2006 Feb. 23, 00:44 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.
Supported in part by the Brinson Foundation
Supported in part by the TABASGO Foundation
Prepared using the Tamkin Foundation Computer Network
MPC@CFA.HARVARD.EDU
URL http://cfa-www.harvard.edu/iau/mpc.html ISSN 1523-6714
1998 UC50
Observations:
J98U50C* C1998 10 29.31347 02 25 09.24 +22 24 10.2 19.1 ED025704
J98U50C C1998 10 29.33349 02 25 07.79 +22 24 06.6 19.7 ED025704
J98U50C C1998 10 29.35347 02 25 06.14 +22 24 04.0 19.8 ED025704
J98U50C C1998 10 29.37352 02 25 04.48 +22 23 57.4 19.4 ED025704
J98U50C C1998 11 11.07697 02 07 50.90 +21 26 55.8 18.9 ED025704
J98U50C C1998 11 11.09874 02 07 49.26 +21 26 47.1 18.9 ED025704
J98U50C C1998 11 11.12093 02 07 47.38 +21 26 38.5 18.6 ED025704
J98U50C C1998 11 11.16444 02 07 43.74 +21 26 25.8 18.4 ED025704
J98U50C C2001 08 23.46097 00 04 15.54 +02 24 29.6 22.0 V ED025691
J98U50C C2001 08 23.47801 00 04 14.82 +02 24 26.4 21.7 V ED025691
J98U50C C2001 08 23.49212 00 04 14.21 +02 24 23.8 21.8 V ED025691
J98U50C C2001 09 20.25190 23 38 45.25 +00 18 36.4 19.9 ED025704
J98U50C C2001 09 20.28021 23 38 43.44 +00 18 26.4 20.1 ED025704
J98U50C C2001 09 20.29435 23 38 42.45 +00 18 22.0 20.1 ED025704
J98U50C C2005 11 02.38153 06 05 14.92 +31 49 02.0 18.4 ED025704
J98U50C C2005 11 02.39367 06 05 15.69 +31 49 05.4 18.6 ED025704
J98U50C C2005 11 02.40564 06 05 16.42 +31 49 08.6 19.0 ED025704
J98U50C C2005 11 02.41768 06 05 17.11 +31 49 12.4 18.8 ED025704
J98U50C C2005 11 02.42973 06 05 17.90 +31 49 16.2 19.0 ED025704
J98U50C C2005 12 24.26846 06 14 23.27 +35 32 44.7 16.6 ED025704
J98U50C C2005 12 24.28161 06 14 22.57 +35 32 45.0 16.9 ED025704
J98U50C C2005 12 24.29502 06 14 21.88 +35 32 42.6 18.9 ED025704
J98U50C C2005 12 24.30832 06 14 21.03 +35 32 44.2 18.7 ED025704
J98U50C C2005 12 24.32161 06 14 20.40 +35 32 45.9 16.9 ED025704
J98U50C C2006 01 07.27430 06 03 42.18 +35 02 47.2 16.8 ED025704
J98U50C C2006 01 07.28810 06 03 41.48 +35 02 43.2 17.3 ED025704
J98U50C C2006 01 07.30113 06 03 40.89 +35 02 38.9 17.6 ED025704
J98U50C C2006 01 07.31646 06 03 40.16 +35 02 34.3 17.2 ED025704
J98U50C C2006 01 26.21811 05 59 58.34 +32 35 08.9 16.3 ED025704
J98U50C C2006 01 26.23098 05 59 58.56 +32 35 00.4 16.6 ED025704
J98U50C C2006 01 26.24380 05 59 58.68 +32 34 52.7 16.8 ED025704
J98U50C C2006 01 26.25675 05 59 58.88 +32 34 44.4 16.7 ED025704
J98U50C C2006 02 20.16751 06 30 31.63 +27 40 34.9 17.3 ED025704
J98U50C C2006 02 20.17947 06 30 32.95 +27 40 24.6 17.3 ED025704
J98U50C C2006 02 20.19173 06 30 34.34 +27 40 15.1 17.4 ED025704
J98U50C C2006 02 20.20370 06 30 35.65 +27 40 06.0 17.1 ED025704
J98U50C C2006 02 20.21590 06 30 37.07 +27 39 55.8 17.0 ED025704
J98U50C C2006 02 22.15695 06 34 34.27 +27 14 31.1 16.9 ED025704
J98U50C C2006 02 22.16916 06 34 35.67 +27 14 21.5 17.2 ED025704
J98U50C C2006 02 22.19303 06 34 38.45 +27 14 02.8 17.5 ED025704
J98U50C C2006 02 22.20507 06 34 39.94 +27 13 52.5 17.6 ED025704
J98U50C C2006 02 22.22349 06 34 42.12 +27 13 37.2 17.1 ED025704
J98U50C C2006 02 22.23665 06 34 43.67 +27 13 27.0 17.0 ED025704
J98U50C C2006 02 22.24950 06 34 45.18 +27 13 16.3 16.9 ED025704
J98U50C C2006 02 22.26229 06 34 46.83 +27 13 04.3 17.3 ED025704
J98U50C C2006 02 22.27538 06 34 48.27 +27 12 55.2 17.1 ED025704
Observer details:
704 Lincoln Laboratory ETS, New Mexico. Observers M. Bezpalko, L. Manguso,
D. Torres, R. Kracke, A. Milner, H. Love, M. Blythe. Measurers J. Stuart,
R. Sayer, J. Evans, J. Kommers. 1.0-m f/2.15 reflector + CCD.
691 Steward Observatory, Kitt Peak. Observers T. Gehrels, J. V. Scotti, J. L.
Montani, J. A. Larsen, R. S. McMillan, A. E. Gleason, M. T. Read, A. F.
Tubbiolo, A. S. Descour, T. H. Bressi. 0.9-m Spacewatch telescope.
Orbital elements:
1998 UC50 Earth MOID = 0.3077 AU
Epoch 2006 Mar. 6.0 TT = JDT 2453800.5 MPC
M 1.71753 (2000.0) P Q
n 0.28848278 Peri. 166.17058 -0.78200504 -0.62244885
a 2.2684165 Node 335.24701 +0.56432276 -0.68529543
e 0.4294221 Incl. 4.38646 +0.26459012 -0.37805767
P 3.42 H 16.5 G 0.15 U 2
Residuals in seconds of arc
981029 704 1.2- 0.6+ 051102 704 0.1+ 0.1+ 060220 704 0.2- 1.3+
981029 704 1.3+ 1.0+ 051102 704 0.7- 0.3+ 060220 704 0.3- 0.4+
981029 704 0.9+ 2.5+ 051102 704 0.2- 0.4+ 060220 704 0.0 0.6+
981029 704 0.3+ 0.1- 051224 704 0.0 0.2- 060220 704 0.4- 1.0+
981111 704 2.2- 1.1+ 051224 704 0.0 0.3- 060220 704 0.4+ 0.5+
981111 704 0.2+ 0.6- 051224 704 (0.3+ 3.1-) 060222 704 0.1- 0.0
981111 704 0.1- 2.2- 051224 704 1.3- 1.8- 060222 704 0.5- 0.1+
981111 704 0.2+ 0.8- 051224 704 0.4- 0.3- 060222 704 0.8- 0.5+
010823 691 0.3- 0.1+ 060107 704 0.4+ 0.7+ 060222 704 0.2+ 0.1-
010823 691 0.1- 0.1- 060107 704 0.1- 0.8+ 060222 704 0.3+ 0.5-
010823 691 0.2- 0.2- 060107 704 0.3+ 0.5+ 060222 704 0.2+ 0.0
010920 704 0.5+ 0.2+ 060107 704 0.2+ 0.6+ 060222 704 0.1- 0.2-
010920 704 0.7+ 0.3- 060126 704 0.1+ 0.2+ 060222 704 1.6+ 1.7-
010920 704 0.4- 0.0 060126 704 0.6+ 0.3- 060222 704 0.0 0.0
051102 704 0.2+ 1.0+ 060126 704 0.2- 0.1+
051102 704 0.3+ 0.6+ 060126 704 0.0 0.0
Ephemeris:
1998 UC50 a,e,i = 2.27, 0.43, 4 q = 1.2943
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2006 02 14 06 19.31 +28 59.2 0.430 1.302 129.0 36.2 16.7
2006 02 24 06 38.49 +26 50.1 0.453 1.295 123.4 39.7 16.9
2006 03 06 07 02.22 +24 32.3 0.482 1.296 118.9 42.1 17.1
2006 03 16 07 29.07 +22 04.9 0.518 1.304 115.4 43.6 17.3
2006 03 26 07 57.64 +19 28.4 0.563 1.319 112.5 44.3 17.6
2006 04 05 08 26.90 +16 44.5 0.616 1.342 110.0 44.5 17.8
2006 04 15 08 56.05 +13 55.7 0.678 1.370 107.7 44.2 18.0
2006 04 25 09 24.54 +11 05.3 0.749 1.404 105.4 43.7 18.3
2006 05 05 09 52.13 +08 15.7 0.830 1.443 103.0 42.9 18.6
2006 05 15 10 18.70 +05 29.1 0.920 1.486 100.5 42.0 18.8
2006 05 25 10 44.22 +02 47.0 1.020 1.532 97.8 40.9 19.1
2006 06 04 11 08.79 +00 10.3 1.128 1.581 95.0 39.7 19.3
2006 06 14 11 32.50 -02 20.6 1.244 1.632 91.9 38.5 19.6
2006 06 24 11 55.47 -04 45.0 1.368 1.684 88.6 37.1 19.8
2006 07 04 12 17.83 -07 02.9 1.498 1.737 85.1 35.7 20.0
2006 07 14 12 39.69 -09 14.2 1.634 1.791 81.4 34.1 20.3
2006 07 24 13 01.14 -11 18.6 1.775 1.845 77.6 32.5 20.4
2006 08 03 13 22.30 -13 16.1 1.919 1.900 73.6 30.8 20.6
2006 08 13 13 43.24 -15 06.3 2.065 1.954 69.4 29.0 20.8
2006 08 23 14 04.02 -16 49.0 2.212 2.008 65.1 27.2 21.0
2006 09 02 14 24.71 -18 24.0 2.359 2.061 60.6 25.3 21.1
Kyle E. Smalley (C) Copyright 2006 MPC M.P.E.C. 2006-D25
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