MPEC 1998-S35 : 1998 SU27
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M.P.E.C. 1998-S35 Issued 1998 Sept. 26, 20:49 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 SU27
Observations:
J98S27U* C1998 09 24.28200 23 49 51.58 +37 43 49.1 19.2 704
J98S27U C1998 09 24.30428 23 49 49.68 +37 45 03.1 19.0 704
J98S27U C1998 09 24.32648 23 49 47.92 +37 46 16.9 18.9 704
J98S27U C1998 09 24.34861 23 49 46.07 +37 47 28.7 19.9 704
J98S27U C1998 09 24.92064 23 49 08.31 +38 19 20.9 17.6 V 046
J98S27U C1998 09 24.92199 23 49 08.24 +38 19 25.6 046
J98S27U C1998 09 24.92257 23 49 08.08 +38 19 28.1 17.2 R 118
J98S27U C1998 09 24.92309 23 49 08.11 +38 19 29.6 046
J98S27U C1998 09 24.92510 23 49 07.87 +38 19 36.6 118
J98S27U C1998 09 24.93074 23 49 07.42 +38 19 55.7 118
J98S27U C1998 09 25.06877 23 48 56.28 +38 27 41.0 557
J98S27U C1998 09 25.07029 23 48 56.17 +38 27 46.0 557
J98S27U C1998 09 25.07181 23 48 56.06 +38 27 51.3 17.9 V 557
J98S27U C1998 09 25.54866 23 48 23.23 +38 55 58.7 17.5 R 422
J98S27U C1998 09 25.54983 23 48 23.21 +38 56 05.0 17.4 R 422
J98S27U C1998 09 25.55062 23 48 23.12 +38 56 07.4 17.8 R 422
J98S27U C1998 09 25.90625 23 47 56.87 +39 16 18.3 17.8 V 046
J98S27U C1998 09 25.90736 23 47 56.78 +39 16 22.2 046
J98S27U C1998 09 25.90846 23 47 56.69 +39 16 25.9 046
J98S27U C1998 09 25.90958 23 47 56.59 +39 16 29.7 046
J98S27U C1998 09 25.93755 23 47 54.10 +39 18 08.7 557
J98S27U C1998 09 25.93918 23 47 53.97 +39 18 14.4 557
J98S27U C1998 09 25.94081 23 47 53.81 +39 18 20.1 557
J98S27U C1998 09 25.94244 23 47 53.68 +39 18 25.6 17.5 V 557
J98S27U C1998 09 26.12503 23 47 41.55 +39 29 19.2 734
J98S27U C1998 09 26.12929 23 47 41.01 +39 29 33.5 734
J98S27U C1998 09 26.13786 23 47 40.33 +39 30 02.4 734
J98S27U C1998 09 26.28292 23 47 27.74 +39 38 48.9 17.8 R 699
J98S27U C1998 09 26.30028 23 47 26.14 +39 39 52.3 18.3 R 699
J98S27U C1998 09 26.31765 23 47 24.51 +39 40 52.8 18.0 R 699
J98S27U C1998 09 26.58726 23 47 03.86 +39 57 43.8 17.3 R 426
J98S27U pC1998 09 26.59132 23 47 03.52 +39 57 57.7 18.0 R 426
J98S27U C1998 09 26.59541 23 47 03.11 +39 58 13.8 17.2 R 426
J98S27U C1998 09 26.79859 23 46 48.45 +40 09 52.4 046
J98S27U C1998 09 26.80020 23 46 48.27 +40 10 00.2 046
J98S27U C1998 09 26.80348 23 46 48.06 +40 10 11.8 046
J98S27U C1998 09 26.80465 23 46 47.80 +40 10 14.6 046
J98S27U C1998 09 26.83848 23 46 44.76 +40 12 21.1 557
J98S27U C1998 09 26.84152 23 46 44.49 +40 12 32.4 557
J98S27U C1998 09 26.84303 23 46 44.35 +40 12 37.9 557
Observer details:
046 Klet. Observers J. Ticha, M. Tichy, Z. Moravec. Measurer M. Tichy.
0.57-m f/5.2 reflector + CCD.
118 Modra. Observers L. Kornos, P. Koleny. 0.6-m f/5.5 reflector + CCD.
422 Loomberah. Observer G. J. Garradd. 0.45-m f/5.4 reflector + CCD.
426 Woomera. Observer F. B. Zoltowski. 0.30-m f/3.3 Schmidt-Cassegrain + CCD.
557 Ondrejov. Observers P. Pravec, L. Sarounova. 0.65-m f/3.6 reflector
+ CCD.
699 Lowell Observatory-LONEOS. Observer S. M. Hermann. Measurer B. W. Koehn.
0.59-m LONEOS Schmidt + 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.
734 Farpoint Observatory. Observer G. Hug. 0.30-m Schmidt-Cassegrain + CCD.
Orbital elements:
1998 SU27
Epoch 1998 Sept. 24.0 TT = JDT 2451080.5 Williams
M 340.03140 (2000.0) P Q
n 0.30924491 Peri. 170.13442 +0.15219123 -0.98050847
a 2.1657135 Node 271.03464 +0.89811357 +0.18968332
e 0.6021176 Incl. 7.13929 +0.41258920 -0.05121893
P 3.19 H 19.5 G 0.15
From 40 observations 1998 Sept. 24-26.
Ephemeris:
1998 SU27 a,e,i = 2.17, 0.60, 7 q = 0.8617
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
1998 09 24 23 50.17 +37 28.3 0.266 1.226 142.7 29.7 18.4
1998 09 29 23 43.54 +42 31.8 0.228 1.183 138.9 33.8 18.1
1998 10 04 23 33.39 +48 55.4 0.193 1.141 133.1 39.8 17.8
1998 10 09 23 15.76 +57 13.7 0.162 1.101 125.2 47.9 17.6
1998 10 14 22 35.31 +68 00.5 0.137 1.061 114.4 58.9 17.4
1998 10 19 19 50.1 +79 13.8 0.119 1.024 100.4 73.0 17.5
1998 10 24 14 29.8 +72 19.5 0.111 0.990 84.2 89.4 17.9
1998 10 29 13 13.60 +54 29.7 0.116 0.958 69.0 104.6 18.6
1998 11 03 12 49.55 +38 15.3 0.131 0.930 58.3 114.7 19.4
1998 11 13 12 34.79 +16 21.9 0.185 0.887 51.6 118.9 20.3
1998 11 23 12 35.21 +03 54.9 0.254 0.864 54.3 111.9 20.5
1998 12 03 12 42.66 -04 04.8 0.328 0.865 59.2 101.8 20.5
1998 12 13 12 54.05 -09 51.7 0.399 0.890 64.6 91.5 20.5
1998 12 23 13 06.93 -14 21.7 0.462 0.934 70.2 82.1 20.5
1999 01 02 13 19.31 -17 59.4 0.514 0.995 76.2 73.6 20.6
1999 01 12 13 29.64 -20 56.6 0.554 1.068 83.0 66.1 20.7
1999 01 22 13 36.47 -23 18.3 0.581 1.148 90.6 59.0 20.7
1999 02 01 13 38.59 -25 04.6 0.598 1.233 99.4 52.0 20.8
1999 02 11 13 35.12 -26 12.2 0.609 1.320 109.4 44.8 20.7
1999 02 21 13 25.60 -26 33.5 0.618 1.409 120.7 37.1 20.7
1999 03 03 13 10.72 -26 00.1 0.633 1.496 133.1 28.9 20.7
1999 03 13 12 52.46 -24 29.9 0.659 1.583 145.9 20.6 20.6
1999 03 23 12 33.73 -22 12.3 0.703 1.669 157.6 13.2 20.6
1999 04 02 12 17.43 -19 30.3 0.770 1.752 163.9 9.1 20.8
1999 04 12 12 05.28 -16 49.6 0.860 1.833 159.9 10.8 21.2
1999 04 22 11 57.80 -14 29.2 0.971 1.913 150.9 14.8 21.7
1999 05 02 11 54.69 -12 38.6 1.103 1.990 141.1 18.6 22.2
Gareth V. Williams (C) Copyright 1998 MPC M.P.E.C. 1998-S35
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