MPEC 1996-C04 : 1993 DQ1
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M.P.E.C. 1996-C04 Issued 1996 Feb. 9, 14:16 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.
BMARSDEN@CFA.HARVARD.EDU or GWILLIAMS@CFA.HARVARD.EDU
1993 DQ1
Observations:
J93D01Q C1996 01 28.71939 10 34 17.69 +05 04 24.0 19.5 V 413
J93D01Q C1996 01 28.72411 10 34 17.44 +05 04 24.4 413
J93D01Q PC1996 02 09.21781 10 22 27.11 +05 29 54.4 20.1 V 709
J93D01Q WC1996 02 09.22405 10 22 26.70 +05 29 55.9 19.6 V 709
J93D01Q WC1996 02 09.24323 10 22 25.30 +05 29 58.8 19.9 V 709
J93D01Q C1996 02 09.24972 10 22 24.77 +05 30 00.1 19.9 V 709
J93D01Q C1996 02 09.25862 10 22 24.20 +05 30 01.7 20.2 V 709
J93D01Q C1996 02 09.26986 10 22 23.39 +05 30 03.6 19.6 V 709
J93D01Q C1996 02 09.28030 10 22 22.69 +05 30 05.5 19.3 V 709
J93D01Q WC1996 02 09.28781 10 22 22.04 +05 30 06.5 19.7 V 709
Observer details:
413 Siding Spring. Observers R. H. McNaught, G. J. Garradd. 1.0-m reflector.
709 Cloudcroft. Observer W. Offutt. 0.6-m f/7 Ritchey-Chretien.
First and last observations above in comparison with prediction:
Residuals in seconds of arc (or two decimals in degrees)
960128 413 0.35+ 0.22- 960209 709 0.36+ 0.23- MPC 22034
Orbital elements:
1993 DQ1
Id. G. J. Garradd (1996 observations)
Epoch 1996 Apr. 27.0 TT = JDT 2450200.5 Marsden
M 280.02426 (2000.0) P Q
n 0.33896863 Peri. 344.61074 +0.47849608 +0.86906933
a 2.0371814 Node 313.78620 -0.78616191 +0.36031672
e 0.4918358 Incl. 10.01431 -0.39114058 +0.33895482
P 2.91 H 16.5 G 0.15 U 5
Residuals in seconds of arc
930226 691 0.1- 0.3+ 930304 691 0.7+ 0.0 960128 413 0.3+ 0.4-
930226 691 0.0 0.2+ 930304 691 0.2- 0.5- 960128 413 0.4+ 0.4-
930226 691 0.0 0.1+ 930319 691 0.8- 1.3+ 960209 709 0.2+ 0.2+
930303 691 0.4+ 0.2+ 930319 691 0.3+ 0.9+ 960209 709 0.7+ 0.5+
930303 691 0.8+ 0.1- 930319 691 1.1+ 0.1+ 960209 709 0.1+ 0.0
930303 691 0.3- 0.4- 930320 691 0.2+ 0.2+ 960209 709 0.9- 0.2+
930303 691 0.4- 0.2- 930320 691 1.4- 0.5- 960209 709 0.0 0.2+
930303 691 0.8- 0.1+ 930320 691 0.2- 0.2- 960209 709 0.1- 0.1+
930303 691 0.0 0.0 930326 691 0.2- 0.0 960209 709 0.6+ 0.1+
930304 691 0.3- 0.0 930326 691 0.2+ 0.7- 960209 709 1.2- 0.3-
930304 691 0.2+ 0.1- 930326 691 0.6+ 0.7-
Ephemeris:
1993 DQ1 a,e,i = 2.04, 0.49, 10 q = 1.0352
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
1996 02 07 10 24.97 +05 23.7 1.716 2.668 161.1 6.9 19.8
1996 02 17 10 12.92 +05 56.1 1.648 2.632 172.8 2.7 19.5
1996 02 27 09 59.82 +06 36.3 1.612 2.594 170.4 3.6 19.5
1996 03 08 09 47.03 +07 18.5 1.607 2.554 158.0 8.4 19.6
1996 03 18 09 35.80 +07 57.1 1.629 2.513 145.4 13.0 19.8
1996 03 28 09 27.17 +08 27.6 1.674 2.470 133.5 17.1 20.0
1996 04 07 09 21.68 +08 47.2 1.737 2.425 122.3 20.4 20.1
1996 04 17 09 19.47 +08 54.6 1.812 2.378 112.0 23.0 20.3
1996 04 27 09 20.41 +08 49.3 1.893 2.329 102.6 25.0 20.4
1996 05 07 09 24.22 +08 31.6 1.975 2.279 93.9 26.2 20.5
1996 05 17 09 30.54 +08 01.6 2.056 2.226 86.0 26.9 20.5
1996 05 27 09 39.07 +07 19.5 2.131 2.172 78.6 27.2 20.5
1996 06 06 09 49.49 +06 25.7 2.200 2.116 71.8 27.1 20.6
1996 06 16 10 01.58 +05 20.4 2.259 2.058 65.6 26.7 20.5
1996 06 26 10 15.16 +04 03.7 2.309 1.999 59.7 26.0 20.5
1996 07 06 10 30.08 +02 35.9 2.347 1.938 54.2 25.2 20.4
1996 07 16 10 46.28 +00 57.1 2.375 1.875 49.1 24.2 20.4
1996 07 26 11 03.71 -00 52.5 2.391 1.810 44.4 23.1 20.3
1996 08 05 11 22.38 -02 52.4 2.395 1.745 40.0 22.0 20.2
1996 08 15 11 42.37 -05 02.1 2.389 1.678 36.0 20.8 20.0
1996 08 25 12 03.78 -07 20.8 2.373 1.611 32.2 19.6 19.9
Brian G. Marsden (C) Copyright 1996 MPC M.P.E.C. 1996-C04
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