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M.P.E.C. 1996-K01 Issued 1996 May 16, 22:59 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
1996 JA1
Observations:
J96J01A*I 1996 05 14.35091 15 48 36.15 +16 49 34.0 16.5 V 693
J96J01A 1996 05 14.36925 15 48 32.96 +16 49 34.0 693
J96J01A 1996 05 16.21042 15 42 51.45 +16 48 17.4 14 V 693
J96J01A 1996 05 16.22095 15 42 47.88 +16 48 16.5 693
J96J01A C1996 05 16.26477 15 42 31.50 +16 48 16.9 15.1 R 691
J96J01A C1996 05 16.26895 15 42 30.00 +16 48 17.2 15.4 R 691
J96J01A C1996 05 16.27398 15 42 28.08 +16 48 16.9 691
J96J01A C1996 05 16.28023 15 42 25.71 +16 48 16.2 691
J96J01A 1996 05 16.31087 15 42 13.81 +16 48 09.8 693
J96J01A 1996 05 16.41015 15 41 34.54 +16 47 40.6 693
J96J01A C1996 05 16.91436 15 38 29.75 +16 44 21.5 15.1 R 046
J96J01A C1996 05 16.91601 15 38 28.87 +16 44 21.1 046
J96J01A C1996 05 16.91686 15 38 28.42 +16 44 20.6 046
J96J01A C1996 05 16.91881 15 38 27.39 +16 44 20.1 046
Observer details:
046 Klet. Observers J. Ticha, M. Tichy, Z. Moravec. 0.57-m f/5.2
reflector.
691 Steward Observatory, Kitt Peak. Observers C. W. Hergenrother, S. M.
Larson, V. Hansen. Measurers C. W. Hergenrother, J. V. Scotti.
2.3-m f/2 reflector.
693 Catalina Station, Tucson. Observers C. W. Hergenrother, T. Spahr.
Measurer T. Spahr (discoverer). 0.41-m f/3 Schmidt.
Orbital elements:
1996 JA1
Epoch 1996 Apr. 27.0 TT = JDT 2450200.5 Marsden
M 344.09901 (2000.0) P Q
n 0.24592611 Peri. 245.94759 +0.51172785 +0.79630616
a 2.5230912 Node 58.76165 -0.58509259 +0.59791046
e 0.6960932 Incl. 22.16223 -0.62912738 +0.09164927
P 4.01 H 20.5 G 0.15 U 8
From 12 observations 1996 May 14-16, mean residual 0".43.
Ephemeris:
1996 JA1 a,e,i = 2.52, 0.70, 22 q = 0.7668
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
1996 05 17.0 15 37.77 +16 46.2 0.033 1.038 143.9 35.1 14.6
1996 05 17.5 15 32.80 +16 41.9 0.027 1.033 143.8 35.3 14.2
1996 05 18.0 15 24.96 +16 33.9 0.021 1.029 143.7 35.7 13.6
1996 05 18.5 15 10.80 +16 16.0 0.015 1.024 143.2 36.3 12.9
1996 05 18.6 15 06.49 +16 09.7 0.014 1.023 143.0 36.5 12.7
1996 05 18.7 15 01.37 +16 01.9 0.013 1.022 142.8 36.8 12.5
1996 05 18.8 14 55.20 +15 51.8 0.011 1.021 142.4 37.2 12.3
1996 05 18.9 14 47.60 +15 38.5 0.010 1.020 142.0 37.7 12.1
1996 05 19.0 14 38.08 +15 20.3 0.0090 1.019 141.3 38.4 11.9
1996 05 19.1 14 25.81 +14 54.5 0.0079 1.018 140.2 39.5 11.6
1996 05 19.2 14 09.55 +14 16.4 0.0068 1.017 138.6 41.2 11.3
1996 05 19.3 13 47.24 +13 17.0 0.0057 1.016 135.9 43.9 11.0
1996 05 19.4 13 15.48 +11 39.0 0.0047 1.015 131.4 48.4 10.7
1996 05 19.5 12 29.11 +08 50.7 0.0039 1.014 123.6 56.2 10.5
1996 05 19.6 11 22.57 +04 08.9 0.0033 1.013 110.8 69.0 10.5
1996 05 19.7 09 58.09 -02 20.0 0.0030 1.012 93.3 86.5 11.0
1996 05 19.8 08 33.92 -08 25.7 0.0033 1.011 75.9 103.9 11.9
1996 05 19.9 07 27.99 -12 21.7 0.0039 1.010 63.0 116.8 13.1
1996 05 20.0 06 42.12 -14 28.7 0.0048 1.009 54.9 124.9 14.2
1996 05 20.1 06 10.69 -15 35.6 0.0058 1.008 49.8 129.9 15.0
1996 05 20.2 05 48.59 -16 12.4 0.0069 1.007 46.6 133.1 15.7
1996 05 20.3 05 32.46 -16 33.7 0.0080 1.006 44.5 135.2 16.3
1996 05 20.4 05 20.29 -16 46.7 0.0091 1.005 43.0 136.6 16.7
1996 05 20.5 05 10.82 -16 54.9 0.010 1.004 42.0 137.7 17.1
1996 05 20.6 05 03.28 -17 00.2 0.011 1.004 41.2 138.4 17.4
1996 05 20.7 04 57.13 -17 03.8 0.013 1.003 40.6 139.0 17.7
1996 05 20.8 04 52.04 -17 06.2 0.014 1.002 40.1 139.4 18.0
1996 05 20.9 04 47.75 -17 07.9 0.015 1.001 39.7 139.7 18.2
1996 05 21.0 04 44.09 -17 09.0 0.016 1.000 39.5 140.0 18.4
1996 05 21.5 04 31.73 -17 10.9 0.022 0.995 38.6 140.6 19.2
1996 05 22.0 04 24.64 -17 10.4 0.028 0.990 38.2 140.8 19.7
1996 05 22.5 04 20.05 -17 09.4 0.034 0.986 38.0 140.7 20.1
1996 05 23.0 04 16.84 -17 08.1 0.040 0.981 38.0 140.6 20.4
1996 05 23.5 04 14.46 -17 06.7 0.047 0.976 37.9 140.4 20.7
1996 05 24.0 04 12.63 -17 05.2 0.053 0.972 37.9 140.2 20.9
1996 05 24.5 04 11.18 -17 03.7 0.059 0.967 38.0 139.9 21.1
1996 05 25.0 04 10.00 -17 02.1 0.065 0.963 38.0 139.6 21.3
1996 05 25.5 04 09.03 -17 00.4 0.071 0.958 38.1 139.3 21.4
1996 05 26.0 04 08.20 -16 58.6 0.077 0.954 38.1 139.0 21.6
1996 05 26.5 04 07.50 -16 56.7 0.083 0.949 38.2 138.7 21.7
1996 05 27.0 04 06.90 -16 54.6 0.089 0.945 38.3 138.3 21.8
Apart from the moon, this is intrinsically the brightest object known
to pass this close to the earth.
(Last issue was M.P.E.C. 1996-J07)
Brian G. Marsden (C) Copyright 1996 MPC M.P.E.C. 1996-K01
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