MPEC 2019-T127 : S/2004 S 21
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M.P.E.C. 2019-T127 Issued 2019 October 7, 16:41 UT
The Minor Planet Electronic Circulars contain information on unusual
minor planets and routine data on comets. They are published
on behalf of Division F 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 https://www.minorplanetcenter.net/ ISSN 1523-6714
S/2004 S 21
Observations:
SK04S210* C2004 12 12.38869 07 49 33.108+21 24 24.60 cET127568
SK04S210 C2004 12 12.42515 07 49 32.528+21 24 26.36 cET127568
SK04S210 C2004 12 14.59311 07 49 00.261+21 25 56.96 25.8 RcET127568
SK04S210 C2004 12 14.61734 07 48 59.884+21 25 57.96 cET127568
SK04S210 C2005 01 05.39030 07 42 28.776+21 43 07.96 25.6 RcET127568
SK04S210 C2005 01 05.44775 07 42 27.591+21 43 10.78 cET127568
SK04S210 C2006 01 05.52396 08 51 20.383+17 53 39.06 cET127568
SK04S210 C2006 01 05.56917 08 51 19.575+17 53 41.99 cET127568
SK04S210 C2006 01 06.53756 08 51 02.995+17 54 53.97 24.9 RcET127568
SK04S210 C2006 02 01.32936 08 42 47.723+18 29 57.56 25.5 RVET127568
SK04S210 C2006 02 02.31788 08 42 27.987+18 31 19.46 25.4 RcET127568
SK04S210 C2006 02 02.34594 08 42 27.381+18 31 22.01 25.6 RcET127568
SK04S210 C2007 01 16.38652 09 42 24.039+15 06 00.98 cET127568
SK04S210 C2007 01 16.40457 09 42 23.759+15 06 02.34 cET127568
SK04S210 C2007 01 17.38756 09 42 08.039+15 07 38.61 25.8 RcET127568
SK04S210 C2007 01 17.40203 09 42 07.781+15 07 39.97 cET127568
SK04S210 C2007 01 17.41651 09 42 07.554+15 07 41.15 cET127568
Observer details:
568 Mauna Kea. Observers S. S. Sheppard, D. C. Jewitt, J. Kleyna. Measurer S.
S. Sheppard. 8.2-m reflector + CCD.
Orbital elements:
S/2004 S 21
Epoch 2019 Apr. 27.0 TT = JDT 2458600.5 Williams
M 280.97841 (2000.0) P Q
n 0.28297181 Peri. 223.47845 +0.06765528 -0.95508455
a 0.1513694 Node 134.93217 -0.76694020 +0.13517018
e 0.3182926 Incl. 155.95034 -0.63814221 -0.26370917
P 3.48 H 16.3 P/d 1272.21
From 18 observations 2004 Dec. 12-2007 Jan. 17, mean residual 0".37.
Residuals in seconds of arc
041212 568 0.5+ 0.1+ 060105 568 1.0+ 0.4+ 060202 568 0.5- 0.3+
041212 568 0.0 0.3+ 060105 568 0.7+ 0.0 070116 568 0.7- 0.1-
041214 568 0.1+ 0.3+ 060106 568 0.3- 0.1- 070116 568 0.5- 0.5-
041214 568 0.1+ 0.3+ 060106 568 0.3- 0.3- 070117 568 0.5+ 0.3+
050105 568 0.1- 0.2- 060201 568 0.5- 0.1+ 070117 568 0.3+ 0.2+
050105 568 0.3- 0.3- 060202 568 0.0 0.1+ 070117 568 0.5+ 0.0
A. U. Tomatic (C) Copyright 2019 MPC M.P.E.C. 2019-T127
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