MPEC 2005-B23 : 2003 AZ2
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M.P.E.C. 2005-B23 Issued 2005 Jan. 18, 13:00 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
2003 AZ2
Revision to MPEC 2003-A19
Additional Observations:
K03A02Z HC2005 01 07.53273 12 49 27.53 +07 47 35.1 21.9 V EB023291
K03A02Z HC2005 01 07.53998 12 49 28.28 +07 47 38.7 21.6 V EB023291
K03A02Z HC2005 01 07.54983 12 49 29.18 +07 47 43.7 22.6 V EB023291
K03A02Z HC2005 01 18.51065 13 06 56.86 +09 45 31.4 22.0 V EB023291
K03A02Z HC2005 01 18.51715 13 06 57.36 +09 45 35.7 21.8 V EB023291
K03A02Z HC2005 01 18.52188 13 06 57.91 +09 45 40.7 22.3 V EB023291
Observer details:
291 LPL/Spacewatch II. Observers J. V. Scotti, T. H. Bressi. 1.8-m f/2.7
reflector + CCD.
First and last observations above in comparison with prediction:
Residuals in seconds of arc, reference and Delta-T
050107 291 18.2- 5.8+ 050118 291 16.0- 8.2+ MPO 43484 +0.0017 day
Orbital elements:
2003 AZ2
Epoch 2005 Jan. 30.0 TT = JDT 2453400.5 MPC
M 218.30331 (2000.0) P Q
n 0.58255502 Peri. 186.78810 +0.74164075 +0.60476338
a 1.4198575 Node 131.67928 -0.59573036 +0.79268457
e 0.2237448 Incl. 22.86637 -0.30834125 -0.07689239
P 1.69 H 18.4 G 0.15 U 4
Residuals in seconds of arc
021206 644 0.6+ 0.1- 030104 446 0.7- 0.6- 030107 474 0.4- 0.7-
021206 644 0.8+ 0.1- 030104 448 0.6- 0.2+ 030107 J95 0.7+ 0.3+
021206 644 0.3+ 0.1- 030104 734 0.0 1.1- 030108 J95 1.2- 1.0-
030102 704 0.3- 0.6+ 030104 448 0.5- 0.2+ 030115 448 0.7- 0.4+
030102 704 0.9+ 0.1+ 030104 446 0.1+ 0.2+ 030115 448 0.0 0.0
030102 704 0.1- 0.9+ 030104 448 0.0 0.1- 030115 448 0.3+ 0.7+
030102 704 0.4+ 0.3+ 030104 446 0.0 0.6+ 030125 176 0.7- 0.1+
030103 649 0.2- 0.4+ 030104 446 0.3- 0.1+ 030125 176 0.1- 0.3+
030103 649 0.4- 0.0 030104 926 0.7+ 0.1- 030125 176 0.0 0.3+
030103 649 0.0 0.3+ 030104 926 0.3+ 0.6- 030221 246 0.6+ 0.0
030103 651 0.5- 0.5+ 030104 926 0.1- 0.5+ 030221 246 1.3+ 0.3-
030103 651 0.2+ 0.0 030104 704 0.4+ 0.0 030221 246 0.3+ 0.1-
030103 651 0.0 0.4+ 030104 704 0.2- 0.9+ 030221 246 0.2+ 0.7-
030103 858 2.1+ 0.3+ 030104 704 0.9+ 0.1+ 030221 246 0.3+ 0.2-
030103 858 0.7+ 0.5- 030104 704 0.3+ 1.0+ 030221 246 0.1+ 0.5+
030103 966 0.5- 0.9+ 030105 474 1.5- 0.5+ 050107 291 1.5- 0.1+
030104 966 0.0 0.9+ 030105 474 1.5- 0.2+ 050107 291 0.8- 0.0
030104 858 0.7- 0.3+ 030105 474 0.1- 0.4+ 050107 291 1.7- 0.0
030104 858 0.3- 0.2+ 030105 474 0.5- 0.2+ 050118 291 1.2+ 0.2+
030104 858 0.5+ 0.3- 030105 474 0.2- 0.2+ 050118 291 0.2+ 0.6-
030104 734 (1.8+ 5.3-) 030107 474 0.0 0.2- 050118 291 2.1+ 0.7+
030104 734 1.0+ 0.2- 030107 474 0.0 0.3-
030104 734 0.4+ 0.4+ 030107 474 0.2- 1.2+
Ephemeris:
2003 AZ2 a,e,i = 1.42, 0.22, 23 q = 1.1022
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2005 01 10 12 53.52 +08 09.9 1.238 1.715 100.4 34.3 21.5
2005 01 20 13 09.19 +10 05.5 1.129 1.704 107.3 33.5 21.2
2005 01 30 13 23.25 +12 46.4 1.027 1.690 114.3 32.1 21.0
2005 02 09 13 35.15 +16 17.7 0.935 1.675 121.3 30.2 20.7
2005 02 19 13 44.16 +20 40.1 0.856 1.658 127.9 28.1 20.4
2005 03 01 13 49.48 +25 45.9 0.793 1.639 133.2 26.2 20.2
2005 03 11 13 50.22 +31 16.6 0.747 1.617 136.2 25.2 20.0
2005 03 21 13 45.71 +36 40.5 0.720 1.594 136.0 25.7 19.9
2005 03 31 13 36.10 +41 20.9 0.710 1.569 132.7 27.9 19.9
2005 04 10 13 22.61 +44 46.6 0.714 1.543 127.3 31.1 19.9
2005 04 20 13 07.87 +46 40.0 0.728 1.515 121.1 34.6 20.0
2005 04 30 12 54.97 +47 02.7 0.748 1.485 114.7 38.0 20.2
2005 05 10 12 46.18 +46 07.0 0.771 1.454 108.7 41.1 20.3
2005 05 20 12 42.61 +44 08.7 0.794 1.422 103.3 43.8 20.4
2005 05 30 12 44.17 +41 22.2 0.814 1.390 98.4 46.2 20.4
2005 06 09 12 50.23 +37 56.9 0.830 1.357 94.1 48.3 20.5
2005 06 19 13 00.09 +33 58.7 0.842 1.324 90.4 50.1 20.5
2005 06 29 13 13.06 +29 31.4 0.849 1.291 87.1 51.9 20.5
2005 07 09 13 28.64 +24 36.3 0.852 1.259 84.2 53.5 20.5
2005 07 19 13 46.53 +19 14.7 0.852 1.228 81.7 55.0 20.5
2005 07 29 14 06.49 +13 28.5 0.850 1.200 79.5 56.3 20.5
2005 08 08 14 28.52 +07 20.0 0.847 1.173 77.6 57.6 20.5
2005 08 18 14 52.70 +00 54.4 0.844 1.150 76.0 58.6 20.4
2005 08 28 15 19.20 -05 40.9 0.845 1.131 74.6 59.4 20.4
2005 09 07 15 48.34 -12 15.6 0.850 1.117 73.4 59.8 20.4
2005 09 17 16 20.52 -18 36.3 0.859 1.107 72.4 59.9 20.4
2005 09 27 16 56.08 -24 27.9 0.874 1.102 71.6 59.6 20.5
2005 10 07 17 35.34 -29 34.6 0.896 1.103 71.0 58.9 20.5
2005 10 17 18 18.27 -33 41.3 0.922 1.110 70.6 57.9 20.5
2005 10 27 19 04.28 -36 35.8 0.954 1.121 70.3 56.5 20.6
2005 11 06 19 52.22 -38 10.5 0.990 1.138 70.1 55.0 20.7
2005 11 16 20 40.44 -38 24.3 1.030 1.158 70.0 53.3 20.7
2005 11 26 21 27.22 -37 22.9 1.074 1.182 69.8 51.6 20.8
2005 12 06 22 11.33 -35 16.6 1.123 1.209 69.7 49.8 20.9
2005 12 16 22 52.16 -32 19.0 1.175 1.239 69.4 48.0 21.0
2005 12 26 23 29.65 -28 43.7 1.233 1.270 68.9 46.3 21.1
2006 01 05 00 04.16 -24 43.2 1.295 1.302 68.1 44.5 21.2
2006 01 15 00 36.15 -20 28.7 1.363 1.335 67.1 42.7 21.4
2006 01 25 01 06.13 -16 09.2 1.436 1.368 65.8 41.0 21.5
2006 02 04 01 34.58 -11 51.8 1.515 1.401 64.1 39.3 21.6
2006 02 14 02 01.88 -07 42.5 1.598 1.433 62.2 37.5 21.7
Timothy B. Spahr (C) Copyright 2005 MPC M.P.E.C. 2005-B23
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