MPEC 1994-R04 : 1991 AQ = 1994 RD
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M.P.E.C. 1994-R04 Issued 1994 Sept. 6, 15:08 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.
MARSDEN@CFA or WILLIAMS@CFA (.HARVARD.EDU, .SPAN or .BITNET)
1991 AQ = 1994 RD
1994 RD was discovered 1994 Sept. 2 by R. H. McNaught at Siding Spring.
Available observations:
J94R00D* A1994 09 02.42667 20 40 25.62 -21 00 57.3 16 V 413
J94R00D A1994 09 02.48917 20 40 36.23 -20 59 05.0 413
J94R00D 1994 09 04.46969 20 46 06.72 -20 04 45.8 413
J94R00D 1994 09 04.59751 20 46 24.39 -20 01 35.3 413
J94R00D 1994 09 04.70637 20 46 39.84 -19 58 50.8 413
J94R00D C1994 09 05.96652 20 49 36.92 -19 30 37.9 16.4 V 589
J94R00D C1994 09 05.97242 20 49 37.60 -19 30 30.6 16.3 V 589
J94R00D C1994 09 05.98131 20 49 38.74 -19 30 18.5 16.4 V 589
J94R00D 1994 09 06.46909 20 50 43.24 -19 19 30.1 413
Observer details:
413 Siding Spring Observatory. Observers M. Hartley, R. H. McNaught.
Measurer R. H. McNaught. U.K. Schmidt telescope, Uppsala Southern Schmidt.
589 Santa Lucia Stroncone. Observer A. Vagnozzi. 0.50-m f/2.8
Ritchey-Chretien + CCD.
Orbital elements:
1991 AQ = 1994 RD
Id. G. V. Williams, D. I. Steel
Epoch 1994 Sept. 5.0 TT = JDT 2449600.5 (M-N) Williams
M 19.07510 (2000.0) P Q
n 0.29777884 Peri. 239.65938 -0.73744046 +0.67520732
a 2.2209570 Node 342.79251 -0.59877566 -0.66496133
e 0.7772145 Incl. 3.22311 -0.31248885 -0.31925149
P 3.31 H 16.5 G 0.15
Residuals in seconds of arc
910114 675 1.8- 0.0 910123 568 0.1+ 0.5- 910127 801 0.4+ 0.6-
910114 675 0.0 0.1+ 910123 896 (4.0- 3.6+) 910127 801 0.4+ 0.4-
910115 675 (1.2- 2.4+) 910123 896 (5.9+ 3.6-) 910127 801 0.4- 0.8-
910119 657 1.0+ 1.2- 910123 402 (2.6- 1.0+) 910127 801 0.1+ 0.0
910119 657 (0.7- 2.5-) 910123 402 1.5- 0.4+ 910127 801 0.6+ 0.5+
910119 675 0.3+ 0.9- 910125 568 (2.9- 0.4-) 910127 568 1.5- 0.6+
910119 897 0.4- 0.5- 910126 801 0.3+ 0.2+ 910127 871 (4.0+ 6.1-)
910119 897 0.7- 0.3- 910126 801 0.3+ 0.2+ 910127 871 (1.9+ 6.0+)
910120 801 0.2+ 1.8- 910126 801 0.1- 0.7+ 940902 413 0.6+ 0.1-
910120 657 1.2- 0.7- 910126 801 0.1+ 0.9+ 940902 413 1.4- 0.8-
910120 675 (2.1- 0.5-) 910126 801 0.3+ 0.5+ 940904 413 0.6+ 0.4+
910120 657 0.4- 0.4+ 910126 801 0.7+ 0.5+ 940904 413 0.1+ 0.3+
910120 674 0.9+ 0.6+ 910126 801 0.2+ 0.1+ 940904 413 0.3+ 0.6+
910120 568 0.4- 1.1+ 910126 801 0.2+ 0.3+ 940905 589 0.2+ 0.5+
910121 568 0.4- 1.5+ 910126 801 0.2+ 0.3+ 940905 589 0.5- 0.0
910121 568 0.8+ 0.3+ 910126 801 0.4+ 0.3+ 940905 589 0.1- 0.3+
910122 592 (0.4- 3.0-) 910126 568 1.8- 0.1+ 940906 413 0.1+ 0.3-
910122 592 (3.6- 1.7+) 910126 871 0.6+ 1.8-
910122 592 (2.2+ 2.4-) 910126 871 (5.5- 0.9-)
Ephemeris:
1991 AQ a,e,i = 2.22, 0.78, 3 q = 0.4948
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
1994 09 05 20 47.41 -19 52.1 0.284 1.255 146.6 26.3 15.5
1994 09 15 21 04.79 -17 07.9 0.447 1.384 141.6 26.8 16.7
1994 09 25 21 16.68 -15 31.8 0.621 1.507 135.0 28.1 17.6
1994 10 05 21 27.27 -14 18.4 0.805 1.625 128.0 29.0 18.4
1994 10 15 21 37.78 -13 12.8 1.000 1.737 120.9 29.5 19.0
1994 10 25 21 48.58 -12 08.9 1.204 1.845 113.8 29.5 19.5
1994 11 04 21 59.72 -11 04.1 1.415 1.948 106.7 29.2 20.0
1994 11 14 22 11.23 -09 57.2 1.633 2.047 99.7 28.4 20.4
1994 11 24 22 23.05 -08 47.6 1.853 2.142 92.8 27.4 20.7
1994 12 04 22 35.11 -07 35.2 2.076 2.233 85.9 26.1 21.0
Gareth V. Williams M.P.E.C. 1994-R04
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