MPEC 1997-X02: 1997 WS22
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M.P.E.C. 1997-X02 Issued 1997 Dec. 3, 16:14 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
URL http://cfa-www.harvard.edu/iau/mpc.html
1997 WS22
Observations:
J97W22S* 1997 11 24.55047 03 39 05.48 +21 54 54.0 17.5 V 413
J97W22S 1997 11 24.59214 03 38 56.50 +21 56 16.7 413
J97W22S C1997 11 30.53785 03 18 40.67 +25 03 34.3 360
J97W22S C1997 11 30.54097 03 18 40.05 +25 03 39.7 360
J97W22S C1997 11 30.54444 03 18 39.30 +25 03 46.2 360
J97W22S C1997 12 02.15558 03 13 25.40 +25 50 06.6 658
J97W22S C1997 12 02.15772 03 13 25.00 +25 50 10.3 658
J97W22S C1997 12 02.16277 03 13 23.97 +25 50 19.2 658
J97W22S C1997 12 03.24544 03 09 57.72 +26 20 24.4 658
J97W22S C1997 12 03.24861 03 09 57.12 +26 20 29.6 658
J97W22S C1997 12 03.25118 03 09 56.64 +26 20 34.0 658
Observer details:
360 Kuma Kogen. Observer A. Nakamura. 0.60-m f/6.0 Ritchey-Chretien + CCD.
413 Siding Spring. Observer C. P. Cass. Measurer R. H. McNaught. 1.2-m
U.K. Schmidt. Object discovered by M. Hartley.
658 Dominion Astrophysical Observatory. Observer D. D. Balam. 1.82-m
reflector + CCD.
Orbital elements:
1997 WS22
Epoch 1997 Nov. 28.0 TT = JDT 2450780.5 Williams
M 162.79022 (2000.0) P Q
n 0.68734399 Peri. 197.26299 -0.25472780 +0.90074053
a 1.2716081 Node 59.29919 -0.83189459 -0.01862647
e 0.1211582 Incl. 24.15281 -0.49301637 -0.43395800
P 1.43 H 18.0 G 0.15
From 11 observations 1997 Nov. 24-Dec. 3.
Ephemeris:
1997 WS22 a,e,i = 1.27, 0.12, 24 q = 1.1175
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
1997 11 28 03 27.19 +23 46.5 0.440 1.420 168.5 7.9 17.5
1997 12 03 03 10.73 +26 13.8 0.456 1.422 159.9 13.8 17.8
1997 12 08 02 55.94 +28 21.7 0.477 1.424 151.7 19.1 18.1
1997 12 13 02 43.36 +30 11.2 0.505 1.425 144.3 23.8 18.4
1997 12 18 02 33.25 +31 44.7 0.536 1.425 137.4 27.8 18.7
1997 12 23 02 25.68 +33 05.5 0.570 1.426 131.2 31.3 18.9
1997 12 28 02 20.56 +34 16.9 0.608 1.425 125.6 34.1 19.1
1998 01 02 02 17.73 +35 21.5 0.647 1.425 120.5 36.5 19.3
1998 01 07 02 17.00 +36 21.7 0.687 1.424 115.8 38.4 19.5
1998 01 12 02 18.13 +37 19.0 0.728 1.422 111.6 40.0 19.7
1998 01 17 02 20.92 +38 14.2 0.769 1.420 107.6 41.3 19.8
1998 01 22 02 25.21 +39 08.0 0.810 1.418 104.0 42.3 19.9
1998 01 27 02 30.88 +40 00.7 0.850 1.415 100.7 43.1 20.1
1998 02 01 02 37.81 +40 52.5 0.890 1.412 97.5 43.8 20.2
1998 02 06 02 45.91 +41 43.4 0.929 1.408 94.6 44.3 20.3
1998 02 11 02 55.09 +42 33.1 0.967 1.404 91.9 44.6 20.4
1998 02 16 03 05.28 +43 21.3 1.003 1.399 89.3 44.9 20.5
1998 02 21 03 16.46 +44 07.5 1.038 1.395 86.9 45.1 20.5
1998 02 26 03 28.59 +44 51.2 1.072 1.389 84.6 45.2 20.6
1998 03 03 03 41.65 +45 31.9 1.104 1.384 82.5 45.3 20.6
1998 03 08 03 55.59 +46 09.1 1.134 1.378 80.5 45.3 20.7
1998 03 13 04 10.37 +46 42.0 1.162 1.371 78.6 45.3 20.7
1998 03 18 04 25.96 +47 09.9 1.189 1.365 76.8 45.2 20.8
1998 03 23 04 42.31 +47 31.9 1.214 1.358 75.1 45.2 20.8
1998 03 28 04 59.38 +47 47.3 1.237 1.350 73.4 45.1 20.8
1998 04 02 05 17.09 +47 55.5 1.259 1.343 71.9 45.0 20.9
1998 04 07 05 35.35 +47 55.6 1.278 1.335 70.5 45.0 20.9
1998 04 12 05 54.06 +47 46.9 1.297 1.327 69.1 44.9 20.9
1998 04 17 06 13.11 +47 28.9 1.313 1.318 67.8 44.8 20.9
1998 04 22 06 32.39 +47 00.9 1.328 1.310 66.6 44.8 20.9
1998 04 27 06 51.79 +46 22.7 1.342 1.301 65.5 44.7 20.9
1998 05 02 07 11.19 +45 33.9 1.354 1.292 64.4 44.7 20.9
1998 05 07 07 30.46 +44 34.5 1.365 1.283 63.4 44.7 20.9
1998 05 12 07 49.52 +43 24.4 1.375 1.274 62.4 44.6 20.9
1998 05 17 08 08.26 +42 03.7 1.383 1.264 61.4 44.6 20.9
1998 05 22 08 26.64 +40 32.7 1.391 1.255 60.5 44.6 20.9
Gareth V. Williams (C) Copyright 1997 MPC M.P.E.C. 1997-X02
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