MPEC 2001-U18: 2001 SO73
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M.P.E.C. 2001-U18 Issued 2001 Oct. 17, 21:56 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://cfa-www.harvard.edu/iau/mpc.html ISSN 1523-6714
2001 SO73
Revision to MPEC 2001-S20
Observations:
K01S73O 1 1991 09 04.59094 23 10 50.44 +01 57 45.2 260
K01S73O 1 1991 09 04.63260 23 10 45.89 +01 57 01.2 260
K01S73O C2001 10 17.15850 00 25 18.30 +03 14 50.3 21.9 V 691
K01S73O C2001 10 17.17957 00 25 16.82 +03 14 38.0 21.7 V 691
K01S73O C2001 10 17.20050 00 25 15.32 +03 14 26.1 21.1 V 691
Observer details:
260 Siding Spring-DSS. Trail located and measured by DANEOPS (R. Stoss).
1.2-m Schmidt.
691 Steward Observatory, Kitt Peak. Observer T. Gehrels. 0.9-m
Spacewatch telescope.
Orbital elements:
2001 SO73 PHA 0.049
Epoch 2001 Oct. 18.0 TT = JDT 2452200.5 Spahr
M 91.80641 (2000.0) P Q
n 0.40160483 Peri. 30.58787 -0.66993405 +0.74198836
a 1.8194359 Node 197.39236 -0.69716058 -0.64045738
e 0.5688289 Incl. 4.86122 -0.25525575 -0.19816059
P 2.45 H 18.4 G 0.15 U 5
Residuals in seconds of arc
910904 260 1.2- 1.2- 010921 691 0.4- 1.3+ 010925 691 0.2- 0.4-
910904 260 1.2+ 1.2+ 010921 691 0.0 0.5+ 010926 568 0.1+ 0.1-
010919 691 0.6- 0.7- 010923 291 0.6+ 1.7+ 011010 696 0.1+ 0.7+
010919 691 0.5- 0.4- 010923 291 0.9+ 0.5- 011010 696 0.1+ 0.2+
010919 691 0.3- 0.4- 010923 691 0.6- 0.2+ 011010 696 0.3+ 0.6+
010919 046 0.3- 0.5+ 010923 691 0.1- 0.5- 011010 696 1.7- 0.5-
010919 046 1.3+ 1.3+ 010923 291 0.8+ 0.3- 011015 691 0.3+ 0.5-
010920 691 0.4+ 0.1+ 010923 691 0.0 0.8- 011015 691 0.1+ 0.6-
010920 691 0.5+ 1.2+ 010924 691 0.0 0.3- 011015 691 0.0 0.1-
010920 691 0.4+ 0.7- 010924 691 0.1- 0.4- 011017 691 0.1- 0.4+
010920 649 0.0 0.2+ 010924 691 0.4+ 0.0 011017 691 0.2+ 0.1+
010920 649 0.6- 0.8- 010925 691 0.1+ 0.6- 011017 691 0.1+ 0.1+
010920 649 1.4- 0.3- 010925 691 0.0 0.2-
Ephemeris:
2001 SO73 a,e,i = 1.82, 0.57, 5 q = 0.7845
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2001 10 18 00 24.34 +03 07.0 1.369 2.337 162.2 7.5 21.5
2001 10 28 00 14.61 +01 44.9 1.475 2.385 149.4 12.2 21.9
2001 11 07 00 08.18 +00 46.7 1.605 2.430 137.6 16.0 22.2
Timothy B. Spahr (C) Copyright 2001 MPC M.P.E.C. 2001-U18
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