MPEC 1999-T17: 1999 SJ10
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M.P.E.C. 1999-T17 Issued 1999 Oct. 4, 14:59 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 ISSN 1523-6714
1999 SJ10
Observations:
J99S10J* C1999 09 30.24096 23 46 21.29 -26 58 13.5 18.5 704
J99S10J C1999 09 30.25639 23 46 20.51 -26 57 33.7 19.0 704
J99S10J C1999 09 30.26994 23 46 19.99 -26 57 00.4 19.3 704
J99S10J C1999 09 30.29666 23 46 18.73 -26 55 52.8 19.4 704
J99S10J C1999 10 01.20837 23 45 52.47 -26 18 52.0 18.8 704
J99S10J C1999 10 01.21372 23 45 52.23 -26 18 39.8 18.5 704
J99S10J C1999 10 01.21884 23 45 52.03 -26 18 27.1 18.7 704
J99S10J C1999 10 01.22397 23 45 51.80 -26 18 16.0 18.9 704
J99S10J C1999 10 01.22921 23 45 51.59 -26 18 03.8 18.9 704
J99S10J C1999 10 01.23435 23 45 51.40 -26 17 51.7 18.3 704
J99S10J C1999 10 01.23949 23 45 51.25 -26 17 39.6 18.7 704
J99S10J C1999 10 01.24462 23 45 50.99 -26 17 27.8 19.3 704
J99S10J C1999 10 02.59517 23 45 16.62 -25 26 25.1 18.5 R 426
J99S10J C1999 10 02.59800 23 45 16.51 -25 26 18.5 18.4 R 426
J99S10J C1999 10 02.60075 23 45 16.42 -25 26 13.3 18.4 R 426
J99S10J C1999 10 02.89958 23 45 10.27 -25 16 07.5 17.3 R 046
J99S10J C1999 10 02.90084 23 45 10.22 -25 16 04.8 046
J99S10J C1999 10 02.90198 23 45 10.17 -25 16 02.0 046
J99S10J C1999 10 02.90306 23 45 10.09 -25 15 59.3 046
J99S10J C1999 10 02.90463 23 45 10.01 -25 15 55.9 046
J99S10J C1999 10 03.58730 23 44 56.00 -24 51 58.6 18.5 R 426
J99S10J C1999 10 03.59088 23 44 55.89 -24 51 51.4 18.2 R 426
J99S10J C1999 10 04.49145 23 44 40.96 -24 22 19.7 18.7 R 426
J99S10J C1999 10 04.49493 23 44 40.86 -24 22 13.2 18.7 R 426
J99S10J C1999 10 04.49838 23 44 40.79 -24 22 06.6 18.4 R 426
Observer details:
046 Klet. Observers J. Ticha, M. Tichy, Z. Moravec. 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, M. Elowitz. Measurers J. Stuart, H. Viggh, R. Sayer. 1.0-m
f/2.15 reflector + CCD.
Orbital elements:
1999 SJ10
Epoch 1999 Sept. 19.0 TT = JDT 2451440.5 Williams
M 17.74042 (2000.0) P Q
n 0.31773551 Peri. 126.35395 -0.16377800 +0.98291580
a 2.1269578 Node 133.98965 -0.93836989 -0.12895594
e 0.7085869 Incl. 6.70347 -0.30436609 -0.13132742
P 3.10 H 19.6 G 0.15
From 25 observations 1999 Sept. 30-Oct. 4.
Ephemeris:
1999 SJ10 a,e,i = 2.13, 0.71, 7 q = 0.6198
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
1999 09 29 23 47.08 -27 52.6 0.260 1.232 149.0 24.8 18.3
1999 10 04 23 44.81 -24 38.3 0.326 1.290 148.5 23.9 18.8
1999 10 09 23 43.93 -22 14.3 0.395 1.347 146.7 24.1 19.4
1999 10 14 23 44.05 -20 18.9 0.467 1.403 144.1 24.7 19.8
1999 10 19 23 44.96 -18 41.2 0.542 1.458 141.0 25.5 20.3
1999 10 24 23 46.52 -17 15.2 0.620 1.512 137.7 26.3 20.7
1999 10 29 23 48.63 -15 57.2 0.701 1.565 134.2 27.1 21.0
1999 11 03 23 51.22 -14 44.9 0.785 1.618 130.7 27.7 21.4
1999 11 08 23 54.25 -13 36.7 0.872 1.669 127.1 28.3 21.7
1999 11 13 23 57.68 -12 31.5 0.962 1.719 123.5 28.7 22.0
1999 11 18 00 01.46 -11 28.6 1.054 1.768 119.9 29.0 22.2
Gareth V. Williams (C) Copyright 1999 MPC M.P.E.C. 1999-T17
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