MPEC 1998-W11 : 1998 WL
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M.P.E.C. 1998-W11 Issued 1998 Nov. 18, 17:40 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
1998 WL
Observations:
J98W00L* C1998 11 16.41070 02 57 47.79 +10 43 25.2 17.2 V 566
J98W00L C1998 11 16.42112 02 57 47.34 +10 43 31.9 17.3 V 566
J98W00L C1998 11 16.43152 02 57 46.91 +10 43 38.8 17.2 V 566
J98W00L C1998 11 16.86581 02 57 31.99 +10 48 16.7 15.9 R 118
J98W00L C1998 11 16.87250 02 57 31.72 +10 48 21.1 118
J98W00L C1998 11 16.88165 02 57 31.37 +10 48 27.2 118
J98W00L C1998 11 17.21447 02 57 19.77 +10 52 07.8 734
J98W00L C1998 11 17.22136 02 57 19.48 +10 52 11.7 734
J98W00L C1998 11 17.23160 02 57 19.10 +10 52 18.9 734
J98W00L C1998 11 17.51852 02 57 09.34 +10 55 44.5 17.6 R 428
J98W00L C1998 11 17.52486 02 57 09.06 +10 55 48.7 17.5 R 428
J98W00L C1998 11 17.55536 02 57 08.12 +10 56 08.9 16.1 R 426
J98W00L C1998 11 17.56021 02 57 07.91 +10 56 12.0 16.1 R 426
J98W00L C1998 11 17.56483 02 57 07.72 +10 56 15.2 16.0 R 426
J98W00L C1998 11 17.80348 02 56 59.99 +10 58 31.6 17.4 V 046
J98W00L C1998 11 17.80457 02 56 59.93 +10 58 32.3 046
J98W00L C1998 11 17.80630 02 56 59.85 +10 58 33.3 046
J98W00L C1998 11 17.80737 02 56 59.82 +10 58 33.9 046
J98W00L C1998 11 17.82043 02 56 59.39 +10 58 43.2 108
J98W00L C1998 11 17.82488 02 56 59.25 +10 58 46.8 108
J98W00L C1998 11 17.82888 02 56 59.18 +10 58 48.7 17.0 V 108
J98W00L C1998 11 17.86545 02 56 57.69 +10 59 13.1 106
J98W00L C1998 11 17.88023 02 56 57.12 +10 59 22.8 106
J98W00L C1998 11 17.89417 02 56 56.60 +10 59 31.9 106
J98W00L C1998 11 17.94094 02 56 54.77 +11 00 02.7 106
J98W00L C1998 11 18.10428 02 56 49.91 +11 01 52.0 16.6 R 761
J98W00L C1998 11 18.13715 02 56 48.62 +11 02 14.9 16.5 R 761
J98W00L C1998 11 18.23463 02 56 45.15 +11 03 19.6 711
J98W00L C1998 11 18.23888 02 56 44.99 +11 03 22.2 711
J98W00L C1998 11 18.24314 02 56 44.83 +11 03 24.9 711
Observer details:
046 Klet. Observers M. Tichy, Z. Moravec. Measurer M. Tichy. 0.57-m f/5.2
reflector + CCD.
106 Crni Vrh. Observers H. Mikuz, S. Maticic. 0.36-m f/6.7
Schmidt-Cassegrain + CCD.
108 Montelupo. Observers M. Tombelli, A. Boattini, D. Guidetti, G. Forti,
E. Masotti. 0.30-m f/5.7 Schmidt-Cassegrain + CCD.
118 Modra. Observers L. Kornos, J. Toth. 0.6-m f/5.5 reflector + CCD.
426 Woomera. Observer F. B. Zoltowski. 0.30-m f/3.3 Schmidt-Cassegrain + CCD.
428 Reedy Creek. Observer J. Broughton. 0.25-m f/6.3 Schmidt-Cassegrain
+ CCD.
566 Haleakala-NEAT/GEODSS. Observers E. F. Helin, S. Pravdo, K. J. Lawrence,
D. L. Rabinowitz for the NEAT team. 1.0-m f/2.2 GEODSS telescope + CCD.
711 McDonald Observatory. Observers P. J. Shelus, J. G. Ries. 0.76-m
reflector + CCD.
734 Farpoint Observatory. Observer G. Hug. 0.30-m Schmidt-Cassegrain + CCD.
761 Zephyrhills. Observer R. A. Kowalski. 0.178-m f/9.45 reflector + CCD.
Orbital elements:
1998 WL
Epoch 1998 Nov. 3.0 TT = JDT 2451120.5 Williams
M 10.44918 (2000.0) P Q
n 0.22756895 Peri. 301.77469 +0.97509617 -0.19401966
a 2.6570152 Node 69.60285 +0.22154961 +0.87433180
e 0.4611495 Incl. 6.58226 -0.01016061 +0.44485984
P 4.33 H 16.9 G 0.15
From 30 observations 1998 Nov. 16-18.
Ephemeris:
1998 WL a,e,i = 2.66, 0.46, 7 q = 1.4317
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
1998 11 13 02 59.92 +10 06.3 0.544 1.530 171.7 5.3 16.9
1998 11 23 02 54.40 +11 55.4 0.593 1.565 163.6 10.3 17.4
1998 12 03 02 51.76 +13 43.2 0.660 1.605 153.9 15.7 17.9
1998 12 13 02 52.66 +15 27.2 0.744 1.648 144.5 20.3 18.3
1998 12 23 02 57.12 +17 06.1 0.843 1.693 135.9 23.9 18.8
1999 01 02 03 04.82 +18 39.7 0.956 1.742 127.9 26.5 19.2
1999 01 12 03 15.23 +20 07.4 1.081 1.792 120.4 28.2 19.6
1999 01 22 03 27.88 +21 28.8 1.216 1.844 113.4 29.3 19.9
1999 02 01 03 42.34 +22 43.3 1.361 1.897 106.8 29.8 20.3
1999 02 11 03 58.21 +23 50.3 1.512 1.951 100.5 29.8 20.5
1999 02 21 04 15.21 +24 49.1 1.670 2.005 94.4 29.5 20.8
1999 03 03 04 33.09 +25 39.2 1.832 2.060 88.5 28.8 21.0
1999 03 13 04 51.60 +26 20.2 1.997 2.115 82.7 27.8 21.3
1999 03 23 05 10.58 +26 51.7 2.163 2.169 77.1 26.6 21.5
1999 04 02 05 29.88 +27 13.7 2.329 2.224 71.5 25.2 21.6
1999 04 12 05 49.33 +27 26.1 2.493 2.278 66.0 23.7 21.8
1999 04 22 06 08.83 +27 29.0 2.655 2.332 60.6 22.1 21.9
1999 04 27 06 18.56 +27 26.9 2.734 2.358 57.9 21.2 22.0
Gareth V. Williams (C) Copyright 1998 MPC M.P.E.C. 1998-W11
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