MPEC 1998-K30: 1998 KH9
The following Minor Planet Electronic Circular may be linked-to from your own Web pages, but must not otherwise be redistributed electronically.
Read MPEC 1998-K29
Read MPEC 1998-K31
M.P.E.C. 1998-K30 Issued 1998 May 29, 16:35 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 KH9
Observations:
J98K09H* C1998 05 27.16991 15 15 34.50 +14 38 47.6 18.1 704
J98K09H C1998 05 27.18974 15 15 33.24 +14 37 49.0 18.1 704
J98K09H C1998 05 27.20944 15 15 32.02 +14 36 51.8 18.4 704
J98K09H C1998 05 27.22911 15 15 30.78 +14 35 54.2 18.2 704
J98K09H C1998 05 28.06156 15 14 46.90 +13 53 56.6 17.5 V 046
J98K09H C1998 05 28.06236 15 14 46.82 +13 53 53.8 046
J98K09H C1998 05 28.06317 15 14 46.82 +13 53 51.3 046
J98K09H C1998 05 28.29174 15 14 35.95 +13 42 14.9 17.6 704
J98K09H C1998 05 28.31167 15 14 34.69 +13 41 12.8 18.3 704
J98K09H C1998 05 28.33161 15 14 33.49 +13 40 10.1 18.2 704
J98K09H C1998 05 28.35158 15 14 32.20 +13 39 08.5 18.0 704
J98K09H C1998 05 28.37147 15 14 31.06 +13 38 05.6 704
J98K09H C1998 05 28.47119 15 14 28.06 +13 33 29.3 17.3 R 422
J98K09H C1998 05 28.47296 15 14 27.95 +13 33 23.2 17.2 R 422
J98K09H C1998 05 28.47475 15 14 27.85 +13 33 18.5 17.5 R 422
J98K09H C1998 05 28.47860 15 14 27.59 +13 33 06.3 17.4 R 422
J98K09H C1998 05 28.85266 15 14 09.14 +13 12 47.4 620
J98K09H C1998 05 28.85694 15 14 08.86 +13 12 34.0 620
J98K09H C1998 05 28.86134 15 14 08.23 +13 12 16.2 557
J98K09H C1998 05 28.86181 15 14 08.54 +13 12 18.7 620
J98K09H C1998 05 28.86297 15 14 08.12 +13 12 10.7 557
J98K09H C1998 05 28.86461 15 14 08.03 +13 12 05.7 557
J98K09H C1998 05 28.86609 15 14 08.26 +13 12 05.3 16.8 R 620
J98K09H C1998 05 28.86624 15 14 07.92 +13 12 00.3 17.4 V 557
J98K09H C1998 05 28.88892 15 14 06.60 +13 10 48.7 17.1 V 046
J98K09H C1998 05 28.89012 15 14 06.53 +13 10 45.2 046
J98K09H C1998 05 28.89138 15 14 06.46 +13 10 41.2 046
J98K09H FC1998 05 29.12376 15 13 53.99 +12 58 55.1 16.6 R 860
J98K09H FC1998 05 29.12953 15 13 53.88 +12 58 33.2 17.5 R 860
J98K09H C1998 05 29.14722 15 13 53.75 +12 57 04.0 16.7 R 784
J98K09H C1998 05 29.14948 15 13 53.62 +12 56 56.7 16.9 R 784
J98K09H C1998 05 29.18331 15 13 51.53 +12 55 07.2 16.8 R 784
J98K09H C1998 05 29.18559 15 13 51.43 +12 54 59.9 16.5 R 784
J98K09H C1998 05 29.21424 15 13 49.71 +12 53 27.6 16.6 R 784
J98K09H C1998 05 29.21649 15 13 49.55 +12 53 19.6 16.7 R 784
J98K09H C1998 05 29.26690 15 13 47.25 +12 50 42.8 711
J98K09H C1998 05 29.27113 15 13 46.97 +12 50 29.2 711
J98K09H C1998 05 29.27603 15 13 46.68 +12 50 13.1 711
J98K09H C1998 05 29.45912 15 13 38.88 +12 40 49.6 17.7 R 422
J98K09H C1998 05 29.46108 15 13 38.80 +12 40 43.0 17.8 R 422
J98K09H C1998 05 29.46305 15 13 38.63 +12 40 36.8 17.5 R 422
Observer details:
046 Klet. Observers M. Tichy, Z. Moravec. Measurer M. Tichy. 0.57-m f/5.2
reflector + CCD.
422 Loomberah. Observer G. J. Garradd. 0.25-m f/4.1 reflector + CCD.
557 Ondrejov. Observer P. Pravec. 0.65-m f/3.6 reflector + CCD.
620 Observatorio Astronomico de Mallorca. Observers A. Lopez, R. Pacheco.
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. 1.0-m f/2.15 reflector + CCD.
711 McDonald Observatory. Observer J. G. Ries. Measurers J. G. Ries,
P. J. Shelus. 0.76-m reflector + CCD.
784 Stull Observatory, Alfred University. Observers D. R. DeGraff,
A. M. Robbins. 0.81-m f/4 reflector + CCD.
860 Valinhos. Observer P. R. Holvorcem. 0.20-m f/3.3 reflector + CCD.
Orbital elements:
1998 KH9
Epoch 1998 May 27.0 TT = JDT 2450960.5 Williams
M 350.65294 (2000.0) P Q
n 0.30062902 Peri. 184.90740 -0.04371167 +0.95253745
a 2.2068972 Node 82.81711 -0.90596261 +0.08931105
e 0.4575852 Incl. 17.67695 -0.42109505 -0.29102568
P 3.28 H 18.5 G 0.15
From 41 observations 1998 May 27-29.
Ephemeris:
1998 KH9 a,e,i = 2.21, 0.46, 18 q = 1.1971
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
1998 05 27 15 15.71 +14 47.3 0.277 1.241 141.2 30.8 17.5
1998 06 01 15 11.61 +10 14.4 0.259 1.229 141.8 30.7 17.3
1998 06 06 15 08.12 +04 42.9 0.245 1.218 142.1 30.8 17.2
1998 06 11 15 05.58 -01 42.6 0.235 1.209 141.8 31.3 17.1
1998 06 16 15 04.28 -08 50.0 0.230 1.203 140.7 32.3 17.1
1998 06 21 15 04.54 -16 19.8 0.230 1.199 138.8 33.9 17.1
1998 06 26 15 06.69 -23 49.0 0.235 1.197 136.3 35.9 17.2
1998 07 01 15 11.06 -30 55.6 0.244 1.198 133.4 38.1 17.4
1998 07 06 15 17.91 -37 23.7 0.258 1.201 130.5 40.1 17.5
1998 07 11 15 27.44 -43 04.4 0.276 1.206 127.9 41.7 17.7
1998 07 16 15 39.81 -47 54.5 0.298 1.214 125.5 43.0 18.0
1998 07 21 15 55.14 -51 54.6 0.321 1.224 123.6 43.8 18.2
1998 07 26 16 13.44 -55 07.3 0.348 1.235 121.9 44.2 18.4
1998 07 31 16 34.50 -57 35.8 0.376 1.249 120.6 44.4 18.6
1998 08 05 16 57.86 -59 23.4 0.406 1.265 119.5 44.2 18.8
1998 08 10 17 22.80 -60 33.2 0.438 1.283 118.6 43.9 18.9
1998 08 15 17 48.47 -61 08.7 0.471 1.302 117.9 43.5 19.1
1998 08 20 18 14.05 -61 13.3 0.507 1.322 117.2 42.9 19.3
1998 08 25 18 38.84 -60 51.2 0.543 1.344 116.5 42.3 19.5
1998 08 30 19 02.34 -60 06.6 0.582 1.368 115.9 41.6 19.6
1998 09 04 19 24.24 -59 03.5 0.622 1.392 115.2 41.0 19.8
1998 09 09 19 44.42 -57 45.6 0.664 1.417 114.4 40.3 20.0
1998 09 14 20 02.93 -56 16.0 0.708 1.443 113.6 39.7 20.1
1998 09 19 20 19.90 -54 37.3 0.754 1.470 112.7 39.1 20.3
1998 09 24 20 35.53 -52 51.9 0.802 1.498 111.6 38.5 20.4
1998 09 29 20 50.00 -51 01.7 0.852 1.526 110.5 38.0 20.6
1998 10 04 21 03.46 -49 08.3 0.905 1.554 109.2 37.4 20.8
1998 10 09 21 16.06 -47 12.9 0.960 1.583 107.9 36.9 20.9
1998 10 14 21 27.93 -45 16.4 1.017 1.612 106.4 36.4 21.1
1998 10 19 21 39.19 -43 19.6 1.076 1.642 104.7 35.9 21.2
1998 10 24 21 49.94 -41 23.2 1.137 1.671 103.0 35.4 21.3
1998 10 29 22 00.27 -39 27.5 1.201 1.701 101.2 34.9 21.5
1998 11 03 22 10.24 -37 33.2 1.267 1.731 99.3 34.4 21.6
1998 11 08 22 19.89 -35 40.4 1.335 1.761 97.3 33.9 21.8
1998 11 13 22 29.27 -33 49.3 1.404 1.790 95.2 33.4 21.9
Gareth V. Williams (C) Copyright 1998 MPC M.P.E.C. 1998-K30
Read MPEC 1998-K29
Read MPEC 1998-K31
Our Web policy. Index to the CBAT/MPC/ICQ pages.
