MPEC 2000-Q23 : 2000 PM8 = 1991 GM12
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M.P.E.C. 2000-Q23 Issued 2000 Aug. 25, 16:25 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
BMARSDEN@CFA.HARVARD.EDU or GWILLIAMS@CFA.HARVARD.EDU
URL http://cfa-www.harvard.edu/iau/mpc.html ISSN 1523-6714
2000 PM8 = 1991 GM12
Revision to MPEC 2000-P44
Observations:
J91G12M* A1991 04 10.43619 10 14 29.62 -09 03 58.1 MPC 2046417.5 V 413
J91G12M A1991 04 10.47786 10 14 30.17 -09 03 04.3 MPC 20464 413
Observer details:
413 Siding Spring. Observations originally reported by R. H. McNaught, but
sense of motion was incorrect. Trail located and measured by A. Boattini
and G. Forti. 1.2-m Schmidt.
Orbital elements:
2000 PM8 = 1991 GM12
Epoch 2000 Sept. 13.0 TT = JDT 2451800.5 Williams
M 1.76402 (2000.0) P Q
n 0.29976423 Peri. 218.62092 +0.48924230 -0.85712735
a 2.2111397 Node 203.47554 +0.86635263 +0.49888902
e 0.5443723 Incl. 23.86467 +0.10037474 -0.12822808
P 3.29 H 14.7 G 0.15 U 3
Residuals in seconds of arc
910410 413 0.8+ 0.6- 000808 106 0.4- 0.5+ 000810 118 0.2- 0.4-
910410 413 0.8- 0.7+ 000808 557 1.1- 0.2+ 000810 046 0.2+ 0.6+
000802 568 0.6- 1.0+ 000808 557 0.2- 0.6- 000810 118 0.7- 0.3+
000802 568 0.6- 0.7+ 000808 860 1.3- 1.8+ 000810 118 0.0 0.6+
000803 568 0.4+ 0.4- 000808 860 0.4- 0.8+ 000810 104 0.0 0.4-
000803 568 0.5+ 0.1- 000808 860 2.0+ 0.5+ 000810 104 0.6+ 0.4+
000803 568 0.4+ 0.2+ 000809 104 1.1- 0.8- 000810 104 0.7+ 1.1+
000803 568 1.1+ 0.4- 000809 104 1.4- 1.3- 000810 104 0.3- 0.2-
000804 568 0.4+ 0.4- 000809 104 0.8- 1.9- 000810 104 0.3- 0.5-
000804 568 0.2+ 0.3- 000810 557 0.1+ 0.6- 000810 104 0.4- 0.6-
000804 568 0.9+ 0.6- 000810 557 0.0 0.4- 000814 360 0.0 0.1-
000804 568 0.1+ 0.5- 000810 557 0.2- 0.3- 000814 360 0.2+ 0.1+
000807 568 0.2+ 0.2+ 000810 557 0.1- 0.0 000814 360 0.2+ 0.0
000807 568 0.5+ 0.2+ 000810 046 0.4+ 0.2+ 000823 104 0.2+ 0.3-
000807 568 0.4+ 0.4+ 000810 046 0.5- 0.6- 000823 104 0.4+ 0.2+
000808 106 0.0 0.6+ 000810 046 0.1+ 0.0
000808 106 0.4+ 0.7+ 000810 046 0.2+ 0.5+
Ephemeris:
2000 PM8 a,e,i = 2.21, 0.54, 24 q = 1.0075
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2000 08 24 06 30.03 +15 56.8 1.203 1.023 54.2 53.3 17.1
2000 09 03 07 15.31 +11 32.5 1.220 1.009 52.8 52.8 17.1
2000 09 13 07 57.40 +06 54.6 1.252 1.010 51.8 51.5 17.1
2000 09 23 08 36.23 +02 20.3 1.294 1.027 51.2 49.6 17.2
2000 10 03 09 11.92 -01 59.1 1.341 1.058 51.2 47.5 17.3
2000 10 13 09 44.68 -05 57.5 1.390 1.102 51.9 45.4 17.4
2000 10 23 10 14.76 -09 32.7 1.434 1.156 53.2 43.5 17.5
2000 11 02 10 42.34 -12 44.7 1.472 1.217 55.1 42.0 17.6
2000 11 12 11 07.55 -15 34.3 1.501 1.284 57.8 40.7 17.7
2000 11 22 11 30.48 -18 03.0 1.518 1.355 61.2 39.7 17.8
2000 12 02 11 51.13 -20 11.8 1.523 1.428 65.4 38.9 17.9
2000 12 12 12 09.42 -22 01.2 1.516 1.503 70.2 38.1 18.0
2000 12 22 12 25.21 -23 31.5 1.497 1.578 75.9 37.2 18.1
2001 01 01 12 38.23 -24 42.0 1.467 1.653 82.3 36.1 18.1
2001 01 11 12 48.15 -25 31.0 1.428 1.727 89.5 34.7 18.1
2001 01 21 12 54.62 -25 56.0 1.382 1.800 97.7 32.8 18.1
2001 01 31 12 57.25 -25 52.9 1.332 1.872 106.8 30.2 18.0
2001 02 10 12 55.81 -25 16.5 1.285 1.943 117.0 26.9 17.9
2001 02 20 12 50.35 -24 01.7 1.245 2.012 128.2 22.7 17.8
2001 03 02 12 41.36 -22 05.0 1.219 2.080 140.2 17.8 17.6
2001 03 12 12 29.99 -19 28.9 1.214 2.145 152.6 12.3 17.5
2001 03 22 12 17.77 -16 23.7 1.235 2.209 163.9 7.2 17.4
2001 04 01 12 06.31 -13 06.6 1.285 2.271 167.7 5.4 17.5
2001 04 11 11 56.94 -09 56.8 1.365 2.332 159.9 8.5 17.8
2001 04 21 11 50.37 -07 09.4 1.473 2.390 148.9 12.6 18.2
2001 05 01 11 46.80 -04 52.4 1.604 2.447 137.9 16.0 18.5
2001 05 11 11 46.11 -03 07.9 1.754 2.502 127.6 18.7 18.9
2001 05 21 11 47.92 -01 53.7 1.919 2.555 117.9 20.5 19.2
2001 05 31 11 51.86 -01 06.2 2.094 2.606 109.0 21.6 19.4
2001 06 10 11 57.57 -00 41.1 2.275 2.656 100.5 22.1 19.7
2001 06 20 12 04.69 -00 34.3 2.460 2.704 92.6 22.1 19.9
2001 06 30 12 12.97 -00 42.4 2.645 2.750 85.0 21.6 20.1
2001 07 10 12 22.19 -01 02.5 2.828 2.794 77.7 20.8 20.2
2001 07 20 12 32.16 -01 31.9 3.007 2.837 70.7 19.8 20.3
2001 07 30 12 42.76 -02 08.6 3.178 2.878 63.8 18.4 20.5
Gareth V. Williams (C) Copyright 2000 MPC M.P.E.C. 2000-Q23
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