MPEC 1998-S45 : 1998 SF36
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M.P.E.C. 1998-S45 Issued 1998 Sept. 30, 15:09 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 SF36
Observations:
J98S36F* C1998 09 26.21434 00 34 19.73 -01 25 46.7 704
J98S36F C1998 09 26.23105 00 34 17.76 -01 25 59.8 19.3 704
J98S36F C1998 09 26.26439 00 34 13.22 -01 26 21.6 704
J98S36F C1998 09 26.28104 00 34 10.90 -01 26 31.7 704
J98S36F C1998 09 27.30131 00 32 08.81 -01 37 22.0 20.3 704
J98S36F C1998 09 27.33684 00 32 04.34 -01 37 45.0 20.3 704
J98S36F C1998 09 27.35425 00 32 02.25 -01 37 54.8 19.7 704
J98S36F C1998 09 27.37215 00 31 59.78 -01 38 07.3 20.0 704
J98S36F C1998 09 29.16204 00 28 29.59 -01 56 37.9 18.8 704
J98S36F C1998 09 29.16275 00 28 29.28 -01 56 38.1 19.0 704
J98S36F C1998 09 29.17595 00 28 27.78 -01 56 47.5 18.8 704
J98S36F C1998 09 29.17666 00 28 27.85 -01 56 47.4 18.8 704
J98S36F C1998 09 29.18969 00 28 26.20 -01 56 56.0 19.2 704
J98S36F C1998 09 29.19058 00 28 26.09 -01 56 55.8 704
J98S36F C1998 09 29.20361 00 28 24.51 -01 57 03.7 19.1 704
J98S36F C1998 09 29.20449 00 28 24.42 -01 57 03.2 18.5 704
J98S36F C1998 09 29.21749 00 28 22.71 -01 57 11.8 18.6 704
J98S36F C1998 09 29.21830 00 28 22.69 -01 57 11.6 18.9 704
J98S36F C1998 09 29.35321 00 28 06.42 -01 58 37.2 658
J98S36F C1998 09 29.35748 00 28 05.90 -01 58 39.7 658
J98S36F C1998 09 29.36209 00 28 05.34 -01 58 42.6 658
J98S36F C1998 09 29.37558 00 28 03.68 -01 58 50.7 658
J98S36F C1998 09 29.37942 00 28 03.22 -01 58 53.4 658
J98S36F C1998 09 29.38539 00 28 02.49 -01 58 56.5 658
J98S36F C1998 09 29.67166 00 27 29.00 -02 01 27.7 18.7 R 426
J98S36F C1998 09 29.68353 00 27 27.60 -02 01 34.2 18.7 R 426
J98S36F C1998 09 29.69537 00 27 26.10 -02 01 40.6 18.5 R 426
J98S36F C1998 09 29.97402 00 26 54.05 -02 04 49.7 19.2 V 046
J98S36F C1998 09 29.97650 00 26 53.76 -02 04 50.8 046
J98S36F C1998 09 29.97926 00 26 53.42 -02 04 52.5 046
J98S36F C1998 09 29.98108 00 26 53.20 -02 04 53.7 046
J98S36F C1998 09 29.98563 00 26 52.67 -02 04 56.7 046
J98S36F C1998 09 29.98808 00 26 52.39 -02 04 57.7 046
J98S36F C1998 09 29.98949 00 26 52.30 -02 04 58.7 557
J98S36F C1998 09 29.99095 00 26 52.05 -02 04 59.7 046
J98S36F C1998 09 29.99182 00 26 52.00 -02 04 59.9 557
J98S36F C1998 09 29.99378 00 26 51.68 -02 05 01.1 046
J98S36F C1998 09 29.99414 00 26 51.69 -02 05 01.3 19.0 V 557
J98S36F C1998 09 30.39907 00 26 04.75 -02 09 00.6 658
J98S36F C1998 09 30.40265 00 26 04.36 -02 09 02.5 658
J98S36F C1998 09 30.40500 00 26 04.13 -02 09 03.9 658
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.
557 Ondrejov. Observer L. Sarounova. 0.65-m f/3.6 reflector + CCD.
658 Dominion Astrophysical Observatory. Observer D. D. Balam. 1.82-m
reflector + 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.
Orbital elements:
1998 SF36 PHA 0.006
Epoch 1998 Sept. 24.0 TT = JDT 2451080.5 Williams
M 106.37677 (2000.0) P Q
n 0.65359520 Peri. 159.69730 -0.62705305 +0.77847585
a 1.3150133 Node 71.45916 -0.71870075 -0.56433395
e 0.2649553 Incl. 1.68783 -0.30045581 -0.27477726
P 1.51 H 19.0 G 0.15
From 35 observations 1998 Sept. 26-30.
Ephemeris:
1998 SF36 a,e,i = 1.32, 0.26, 2 q = 0.9666
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
1998 09 24 00 38.77 -01 01.4 0.488 1.487 170.9 6.1 18.8
1998 09 29 00 28.80 -01 54.8 0.501 1.502 175.4 3.1 18.7
1998 10 04 00 19.36 -02 42.2 0.520 1.516 171.5 5.6 18.9
1998 10 09 00 10.84 -03 21.7 0.543 1.530 165.0 9.7 19.2
1998 10 14 00 03.49 -03 52.2 0.571 1.543 158.5 13.7 19.5
1998 10 19 23 57.50 -04 13.3 0.604 1.556 152.1 17.4 19.8
1998 10 24 23 52.95 -04 25.0 0.640 1.568 146.1 20.7 20.0
1998 10 29 23 49.85 -04 27.7 0.681 1.579 140.4 23.6 20.3
1998 11 03 23 48.12 -04 22.3 0.724 1.589 135.1 26.2 20.5
1998 11 08 23 47.67 -04 09.6 0.770 1.599 130.1 28.3 20.7
1998 11 13 23 48.36 -03 50.5 0.818 1.608 125.4 30.1 20.9
1998 11 18 23 50.11 -03 25.6 0.868 1.617 120.9 31.7 21.1
1998 11 23 23 52.80 -02 55.6 0.920 1.624 116.7 32.9 21.3
1998 11 28 23 56.33 -02 21.1 0.974 1.631 112.6 33.9 21.4
1998 12 03 00 00.60 -01 42.6 1.028 1.638 108.8 34.7 21.6
1998 12 08 00 05.52 -01 00.8 1.083 1.643 105.2 35.4 21.7
1998 12 13 00 11.02 -00 16.0 1.138 1.648 101.6 35.8 21.8
1998 12 18 00 17.04 +00 31.5 1.194 1.653 98.2 36.1 21.9
1998 12 23 00 23.53 +01 21.2 1.250 1.656 95.0 36.3 22.1
Gareth V. Williams (C) Copyright 1998 MPC M.P.E.C. 1998-S45
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