MPEC 1998-M21 : 1998 MW5
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M.P.E.C. 1998-M21 Issued 1998 June 26, 17:10 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 MW5
Observations:
J98M05W* C1998 06 24.16808 16 32 47.67 -24 37 36.8 18.2 704
J98M05W C1998 06 24.18654 16 32 44.45 -24 37 45.5 17.9 704
J98M05W C1998 06 24.20481 16 32 41.39 -24 37 50.6 18.2 704
J98M05W C1998 06 24.22310 16 32 37.96 -24 37 57.0 18.5 704
J98M05W C1998 06 25.87542 16 28 25.08 -24 46 35.8 18.3 R 046
J98M05W C1998 06 25.87652 16 28 24.95 -24 46 35.9 046
J98M05W C1998 06 25.87753 16 28 24.72 -24 46 36.5 046
J98M05W C1998 06 25.88094 16 28 24.16 -24 46 37.7 046
J98M05W C1998 06 25.88197 16 28 24.04 -24 46 38.6 046
J98M05W C1998 06 25.88303 16 28 23.87 -24 46 39.0 046
J98M05W C1998 06 26.24224 16 27 31.20 -24 48 22.3 711
J98M05W C1998 06 26.24689 16 27 30.43 -24 48 22.8 711
J98M05W C1998 06 26.25155 16 27 29.69 -24 48 23.4 711
J98M05W C1998 06 26.41207 16 27 08.04 -24 48 46.2 18.3 R 426
J98M05W C1998 06 26.41693 16 27 07.25 -24 48 47.8 18.6 R 426
J98M05W C1998 06 26.42325 16 27 06.33 -24 48 50.3 18.5 R 426
J98M05W C1998 06 26.42778 16 27 05.66 -24 48 51.7 18.4 R 426
Observer details:
046 Klet. Observers M. Tichy, Z. Moravec. Measurer M. Tichy. 0.57-m f/5.2
reflector + CCD.
426 Woomera. Observer F. B. Zoltowski. 0.30-m f/3.3 Schmidt-Cassegrain + CCD.
704 Lincoln Laboratory ETS, New Mexico. Observers M. Blythe, F. Shelly,
M. Bezpalko. Measurers J. Stuart, H. Viggh, R. Sayer. 1.0-m f/2.15
reflector + CCD.
711 McDonald Observatory. Observer P. J. Shelus. 0.76-m reflector + CCD.
Orbital elements:
1998 MW5
Epoch 1998 June 16.0 TT = JDT 2450980.5 Williams
M 133.17083 (2000.0) P Q
n 0.94957224 Peri. 26.13115 -0.28364713 -0.95244565
a 1.0251420 Node 80.51275 +0.85884473 -0.30396005
e 0.3679543 Incl. 6.48028 +0.42653256 -0.02134418
P 1.04 H 19.0 G 0.15
From 17 observations 1998 June 24-26.
Ephemeris:
1998 MW5 a,e,i = 1.03, 0.37, 6 q = 0.6479
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
1998 06 26 16 28.11 -24 46.8 0.369 1.359 154.8 18.6 18.5
1998 07 01 16 17.38 -25 08.8 0.398 1.370 147.7 23.4 18.8
1998 07 06 16 09.47 -25 26.9 0.430 1.379 141.2 27.5 19.1
1998 07 11 16 04.14 -25 43.2 0.465 1.386 135.3 31.1 19.4
1998 07 16 16 01.06 -25 59.1 0.501 1.392 129.9 34.1 19.6
1998 07 21 15 59.95 -26 15.1 0.539 1.397 124.9 36.6 19.9
1998 07 26 16 00.59 -26 31.9 0.578 1.400 120.4 38.8 20.1
1998 07 31 16 02.72 -26 49.4 0.618 1.402 116.1 40.5 20.3
1998 08 05 16 06.17 -27 07.7 0.658 1.402 112.2 42.1 20.5
1998 08 10 16 10.74 -27 26.5 0.698 1.401 108.5 43.3 20.6
1998 08 15 16 16.29 -27 45.5 0.738 1.399 105.0 44.4 20.8
1998 08 20 16 22.73 -28 04.3 0.778 1.396 101.7 45.2 20.9
1998 08 25 16 29.97 -28 22.7 0.817 1.391 98.5 46.0 21.0
1998 09 04 16 46.56 -28 56.9 0.892 1.376 92.6 47.1 21.2
1998 09 14 17 05.53 -29 25.3 0.962 1.356 87.1 47.8 21.4
1998 09 24 17 26.59 -29 45.2 1.026 1.331 82.0 48.3 21.5
1998 10 04 17 49.49 -29 53.9 1.081 1.300 77.2 48.6 21.6
1998 10 14 18 13.98 -29 48.6 1.127 1.264 72.7 48.9 21.6
1998 10 24 18 39.92 -29 26.7 1.163 1.222 68.5 49.2 21.6
1998 11 03 19 07.15 -28 45.7 1.186 1.174 64.5 49.7 21.6
1998 11 13 19 35.46 -27 42.8 1.196 1.121 60.9 50.4 21.5
Gareth V. Williams (C) Copyright 1998 MPC M.P.E.C. 1998-M21
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