MPEC 2004-T12 : 2001 RT17
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M.P.E.C. 2004-T12 Issued 2004 Oct. 5, 05:46 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
2001 RT17
Revision to MPEC 2001-R43
Additional Observations:
K01R17T 5C2004 10 04.18079 23 23 03.62 +03 55 03.9 20.5 R ET012673
K01R17T 5C2004 10 04.19329 23 23 02.12 +03 54 57.0 ET012673
K01R17T 5C2004 10 04.24201 23 22 56.30 +03 54 29.4 ET012673
K01R17T 5C2004 10 04.28310 23 22 51.50 +03 54 06.8 ET012673
K01R17T 5C2004 10 05.19907 23 21 06.09 +03 45 36.3 20.5 R ET012673
K01R17T 5C2004 10 05.21377 23 21 04.33 +03 45 27.8 ET012673
K01R17T 5C2004 10 05.21725 23 21 03.94 +03 45 25.9 ET012673
K01R17T 5C2004 10 05.22384 23 21 03.17 +03 45 22.4 ET012673
Observer details:
673 Table Mountain Observatory, Wrightwood. Observer J. Young. 0.6-m
reflector + CCD.
First and last observations above in comparison with prediction:
Residuals in seconds of arc (or two decimals in degrees), reference and Delta-T
041004 673 0.13+ 0.11+ 041005 673 0.13+ 0.11+ MPO 62350 -0.61 day
Orbital elements:
2001 RT17
Epoch 2004 July 14.0 TT = JDT 2453200.5 MPC
M 83.94576 (2000.0) P Q
n 0.68998304 Peri. 199.50082 -0.98250305 +0.17657114
a 1.2683636 Node 350.09239 -0.08872373 -0.72343144
e 0.7920510 Incl. 20.14201 -0.16375548 -0.66743508
P 1.43 H 17.7 G 0.15 U 5
Residuals in seconds of arc
010907 644 0.2+ 0.2- 010912 704 0.4+ 0.1- 010920 360 0.0 0.1-
010907 644 0.5+ 0.2- 010912 704 0.2+ 0.0 010920 360 0.5- 0.4-
010907 644 0.4- 0.1+ 010912 704 0.1+ 0.2+ 011011 644 0.2- 0.2+
010911 704 0.2- 0.4- 010913 658 0.7- 0.1- 011011 644 0.7- 0.2-
010911 704 0.0 0.5+ 010913 658 0.4- 0.5+ 011011 644 0.3+ 0.2-
010911 704 0.2+ 0.2- 010913 658 0.5+ 0.3- 011011 696 0.2+ 0.1-
010911 704 0.1+ 0.4- 010917 402 0.6- 0.6- 011011 696 0.1+ 0.3-
010911 704 0.2+ 0.6+ 010917 402 0.2+ 0.2- 041004 673 0.3+ 0.3+
010912 704 0.3- 0.2- 010917 402 0.2- 0.6- 041004 673 0.1+ 0.4+
010912 704 0.3+ 0.3- 010919 704 0.2- 0.8+ 041004 673 0.3- 0.1+
010912 704 0.4- 0.5- 010919 704 0.4+ 1.3+ 041004 673 1.0+ 0.5+
010912 704 0.5- 0.8- 010919 704 0.7+ 1.3+ 041005 673 0.2+ 0.1-
010912 704 0.2- 0.0 010919 704 0.3+ 0.6+ 041005 673 0.5- 0.5-
010912 704 0.8+ 0.5- 010919 704 0.4+ 0.4+ 041005 673 0.3- 0.4-
010912 704 0.7- 1.0+ 010920 360 0.1+ 0.5- 041005 673 0.4- 0.3-
Ephemeris:
2001 RT17 a,e,i = 1.27, 0.79, 20 q = 0.2638
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2004 10 02 23 27.39 +04 15.7 1.214 2.193 163.5 7.4 20.4
2004 10 12 23 09.21 +02 46.2 1.299 2.218 149.6 13.2 20.8
2004 10 22 22 55.77 +01 34.0 1.410 2.238 136.4 17.9 21.1
2004 11 01 22 47.17 +00 43.5 1.540 2.254 124.3 21.3 21.4
2004 11 11 22 42.90 +00 14.7 1.684 2.265 113.2 23.7 21.7
2004 11 21 22 42.33 +00 05.9 1.834 2.271 103.0 25.1 22.0
Kyle E. Smalley (C) Copyright 2004 MPC M.P.E.C. 2004-T12
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