MPEC 1998-F28: 1998 FG12
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M.P.E.C. 1998-F28 Issued 1998 Mar. 27, 14:45 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 FG12
Observations:
J98F12G* C1998 03 24.31769 13 32 06.43 +05 24 52.8 19.2 704
J98F12G C1998 03 24.33772 13 32 02.73 +05 23 55.1 19.5 704
J98F12G C1998 03 24.35775 13 31 58.97 +05 22 56.2 19.7 704
J98F12G C1998 03 24.39812 13 31 51.16 +05 21 10.5 19.1 704
J98F12G C1998 03 24.95650 13 30 17.26 +04 55 42.3 19.0 V 557
J98F12G C1998 03 24.95846 13 30 16.94 +04 55 36.4 557
J98F12G C1998 03 25.23101 13 29 32.00 +04 43 38.8 19.0 704
J98F12G C1998 03 25.23937 13 29 30.49 +04 43 16.5 704
J98F12G C1998 03 25.24771 13 29 29.04 +04 42 54.2 19.4 704
J98F12G C1998 03 25.25622 13 29 27.57 +04 42 31.8 19.3 704
J98F12G C1998 03 25.26424 13 29 26.15 +04 42 10.3 19.4 704
J98F12G C1998 03 26.90773 13 25 00.14 +03 32 18.2 557
J98F12G C1998 03 26.91325 13 24 59.28 +03 32 05.0 557
J98F12G C1998 03 26.95803 13 24 51.81 +03 30 16.8 18.2 V 046
J98F12G C1998 03 26.96169 13 24 51.29 +03 30 07.8 046
J98F12G C1998 03 26.96300 13 24 50.92 +03 30 04.3 046
J98F12G C1998 03 26.96434 13 24 50.73 +03 30 00.9 046
Observer details:
046 Klet. Observers M. Tichy, Z. Moravec. Measurer M. Tichy. 0.57-m f/5.2
reflector + CCD.
557 Ondrejov. Observers P. Pravec, L. Sarounova. 0.65-m f/3.6 reflector
+ CCD.
704 Lincoln Laboratory ETS, New Mexico. Observers M. Blythe, F. Shelly,
M. Bezpalko. Measurers J. Stuart, H. Viggh. 1.0-m f/2.15 reflector + CCD.
Orbital elements:
1998 FG12
Epoch 1998 Mar. 8.0 TT = JDT 2450880.5 Williams
M 13.01606 (2000.0) P Q
n 0.31505042 Peri. 97.42771 -0.49805324 -0.86533267
a 2.1390257 Node 22.71198 +0.72728227 -0.45205165
e 0.5607568 Incl. 8.34810 +0.47223243 -0.21644552
P 3.13 H 20.5 G 0.15
From 17 observations 1998 Mar. 24-26.
Ephemeris:
1998 FG12 a,e,i = 2.14, 0.56, 8 q = 0.9396
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
1998 03 18 13 52.71 +11 03.0 0.175 1.148 147.9 27.4 18.2
1998 03 23 13 36.00 +06 27.8 0.200 1.183 156.9 19.3 18.3
1998 03 28 13 22.20 +02 49.4 0.228 1.219 164.9 12.3 18.5
1998 04 02 13 10.93 -00 03.4 0.260 1.257 171.9 6.5 18.6
1998 04 07 13 01.94 -02 20.4 0.295 1.295 175.7 3.4 18.7
1998 04 12 12 54.98 -04 09.8 0.334 1.334 172.2 5.9 19.2
1998 04 17 12 49.79 -05 38.2 0.377 1.374 166.8 9.6 19.7
1998 04 22 12 46.18 -06 50.9 0.424 1.413 161.5 13.0 20.2
1998 04 27 12 43.97 -07 51.9 0.474 1.453 156.4 16.1 20.6
1998 05 02 12 43.02 -08 44.5 0.527 1.493 151.6 18.7 20.9
1998 05 07 12 43.18 -09 31.1 0.584 1.533 147.1 21.0 21.3
1998 05 12 12 44.29 -10 13.4 0.645 1.572 142.8 22.9 21.6
1998 05 17 12 46.22 -10 52.8 0.708 1.612 138.6 24.5 21.9
Gareth V. Williams (C) Copyright 1998 MPC M.P.E.C. 1998-F28
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