MPEC 1998-K35 : 1998 KH17
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Read MPEC 1998-K34
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M.P.E.C. 1998-K35 Issued 1998 May 31, 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 KH17
Observations:
J98K17H* C1998 05 28.39949 18 26 56.91 +15 49 40.6 19.0 704
J98K17H C1998 05 28.41174 18 26 57.29 +15 50 18.2 18.5 704
J98K17H C1998 05 28.42400 18 26 57.74 +15 50 55.9 18.4 704
J98K17H C1998 05 28.43622 18 26 58.17 +15 51 33.1 18.6 704
J98K17H C1998 05 28.44845 18 26 58.55 +15 52 09.9 18.8 704
J98K17H C1998 05 29.01595 18 27 22.29 +16 20 59.4 557
J98K17H C1998 05 29.02479 18 27 22.59 +16 21 26.0 046
J98K17H C1998 05 29.02713 18 27 22.69 +16 21 33.6 16.8 V 046
J98K17H C1998 05 29.02898 18 27 22.76 +16 21 39.2 046
J98K17H C1998 05 29.03021 18 27 22.81 +16 21 43.0 046
J98K17H C1998 05 29.03155 18 27 22.85 +16 21 47.0 046
J98K17H C1998 05 29.04958 18 27 23.47 +16 22 41.8 16.7 V 557
J98K17H C1998 05 29.05248 18 27 23.58 +16 22 50.6 557
J98K17H C1998 05 29.28088 18 27 33.39 +16 34 29.9 18.0 704
J98K17H C1998 05 29.30078 18 27 34.07 +16 35 30.9 18.6 704
J98K17H C1998 05 29.32076 18 27 34.70 +16 36 31.4 704
J98K17H C1998 05 29.34065 18 27 35.43 +16 37 31.7 18.3 704
J98K17H C1998 05 29.36060 18 27 36.08 +16 38 32.4 704
J98K17H C1998 05 29.42476 18 27 38.21 +16 41 49.3 711
J98K17H C1998 05 29.42899 18 27 38.35 +16 42 02.1 711
J98K17H C1998 05 29.43342 18 27 38.50 +16 42 15.5 711
J98K17H C1998 05 29.59889 18 27 45.84 +16 50 55.4 16.7 R 422
J98K17H C1998 05 29.60046 18 27 45.89 +16 51 00.2 16.7 R 422
J98K17H C1998 05 29.60274 18 27 45.95 +16 51 06.9 16.7 R 422
J98K17H C1998 05 29.60431 18 27 46.00 +16 51 11.9 16.7 R 422
J98K17H C1998 05 29.88750 18 27 57.36 +17 05 09.2 046
J98K17H C1998 05 29.89334 18 27 57.64 +17 05 26.7 16.4 V 046
J98K17H C1998 05 29.89427 18 27 57.65 +17 05 29.8 046
J98K17H C1998 05 29.89520 18 27 57.74 +17 05 31.7 046
J98K17H C1998 05 29.92843 18 27 58.84 +17 07 13.5 557
J98K17H C1998 05 29.93955 18 27 59.22 +17 07 47.7 557
J98K17H C1998 05 29.94205 18 27 59.31 +17 07 55.2 17.1 V 557
J98K17H C1998 05 30.27959 18 28 12.24 +17 25 01.0 734
J98K17H C1998 05 30.28263 18 28 12.36 +17 25 10.4 734
J98K17H C1998 05 30.28661 18 28 12.50 +17 25 22.0 734
J98K17H C1998 05 30.36285 18 28 15.32 +17 29 15.5 670
J98K17H C1998 05 30.37326 18 28 15.70 +17 29 44.3 670
J98K17H C1998 05 30.37812 18 28 15.83 +17 30 00.2 17.4 V 670
J98K17H IC1998 05 30.54076 18 28 22.57 +17 38 28.6 17.0 R 422
J98K17H IC1998 05 30.54418 18 28 22.70 +17 38 39.8 16.9 R 422
J98K17H C1998 05 30.58164 18 28 24.02 +17 40 14.4 17.0 V 402
J98K17H C1998 05 30.58303 18 28 24.07 +17 40 18.9 402
J98K17H C1998 05 30.58442 18 28 24.10 +17 40 22.8 402
J98K17H C1998 05 30.95176 18 28 37.64 +17 58 47.4 17.1 V 046
J98K17H C1998 05 30.96910 18 28 38.22 +17 59 39.1 046
J98K17H C1998 05 30.97053 18 28 38.28 +17 59 44.9 046
J98K17H IC1998 05 31.00750 18 28 39.41 +18 01 35.2 557
J98K17H C1998 05 31.00983 18 28 39.52 +18 01 42.8 557
J98K17H C1998 05 31.00986 18 28 39.58 +18 01 45.2 17.2 V 609
J98K17H C1998 05 31.01123 18 28 39.60 +18 01 48.5 609
J98K17H C1998 05 31.01215 18 28 39.59 +18 01 49.7 16.5 V 557
J98K17H C1998 05 31.01238 18 28 39.63 +18 01 52.3 609
J98K17H C1998 05 31.17743 18 28 46.15 +18 10 08.6 17.0 R 784
J98K17H C1998 05 31.17951 18 28 46.24 +18 10 14.3 17.0 R 784
J98K17H C1998 05 31.18351 18 28 46.40 +18 10 26.5 17.2 R 784
J98K17H C1998 05 31.18559 18 28 46.46 +18 10 33.1 16.9 R 784
J98K17H IC1998 05 31.39271 18 28 53.59 +18 20 59.0 670
J98K17H C1998 05 31.39965 18 28 53.72 +18 21 19.6 17.6 V 670
J98K17H FC1998 05 31.41372 18 28 54.30 +18 22 02.0 670
Observer details:
046 Klet. Observers J. Ticha, M. Tichy, Z. Moravec. Measurer M. Tichy.
0.57-m f/5.2 reflector + CCD.
402 Dynic Astronomical Observatory. Observer A. Sugie. 0.60-m f/3.7 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.
609 Osservatorio Polino. Observers G. Iatteri, V. S. Casulli, V. Scirri,
G. Bernabei, A. Boattini. Measurers V. S. Casulli, V. Scirri, A. Boattini.
0.40-m f/2.9 reflector + CCD.
670 Camarillo. Observer J. E. Rogers. 0.25-m 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.
734 Farpoint Observatory. Observer G. Hug. 0.45-m reflector + CCD.
784 Stull Observatory, Alfred University. Observers D. R. DeGraff,
A. M. Robbins. 0.81-m f/4 reflector + CCD.
Orbital elements:
1998 KH17
Epoch 1998 May 27.0 TT = JDT 2450960.5 Williams
M 346.78532 (2000.0) P Q
n 0.27539369 Peri. 71.66587 +0.32846490 +0.91178456
a 2.3397353 Node 220.34328 -0.94438903 +0.31275744
e 0.4276409 Incl. 22.38114 -0.01549745 +0.26614227
P 3.58 H 16.5 G 0.15
From 59 observations 1998 May 28-31.
Ephemeris:
1998 KH17 a,e,i = 2.34, 0.43, 22 q = 1.3392
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
1998 05 27 18 25.95 +14 38.2 0.523 1.416 131.8 32.2 17.2
1998 06 01 18 29.25 +18 51.3 0.512 1.402 130.5 33.4 17.2
1998 06 06 18 31.88 +22 54.2 0.505 1.388 128.8 34.7 17.2
1998 06 11 18 33.88 +26 41.0 0.503 1.377 126.8 36.2 17.2
1998 06 16 18 35.34 +30 07.4 0.503 1.366 124.7 37.7 17.2
1998 06 21 18 36.34 +33 09.9 0.506 1.358 122.7 39.1 17.2
1998 06 26 18 37.01 +35 46.3 0.511 1.350 120.7 40.3 17.3
1998 07 01 18 37.54 +37 55.7 0.517 1.345 118.9 41.4 17.3
1998 07 06 18 38.13 +39 38.4 0.524 1.341 117.4 42.3 17.4
1998 07 11 18 38.93 +40 55.2 0.532 1.339 116.2 42.9 17.4
1998 07 16 18 40.11 +41 47.2 0.540 1.339 115.3 43.3 17.5
1998 07 21 18 41.81 +42 15.6 0.549 1.341 114.6 43.6 17.5
1998 07 26 18 44.17 +42 21.5 0.557 1.344 114.2 43.5 17.6
1998 07 31 18 47.33 +42 06.4 0.566 1.349 114.2 43.3 17.6
1998 08 05 18 51.36 +41 31.8 0.574 1.356 114.3 43.0 17.6
1998 08 10 18 56.28 +40 39.2 0.583 1.364 114.7 42.4 17.7
1998 08 15 19 02.09 +39 29.7 0.592 1.374 115.3 41.8 17.7
1998 08 20 19 08.76 +38 04.5 0.602 1.386 116.0 41.0 17.7
1998 08 25 19 16.28 +36 25.2 0.613 1.399 116.8 40.2 17.8
1998 08 30 19 24.59 +34 33.6 0.626 1.413 117.6 39.3 17.8
1998 09 04 19 33.62 +32 31.9 0.640 1.429 118.4 38.4 17.8
1998 09 09 19 43.26 +30 22.3 0.657 1.446 119.2 37.5 17.9
1998 09 14 19 53.42 +28 07.1 0.676 1.464 119.7 36.6 18.0
1998 09 19 20 04.01 +25 48.8 0.698 1.483 120.1 35.9 18.0
1998 09 24 20 14.97 +23 30.0 0.724 1.503 120.1 35.3 18.1
1998 09 29 20 26.20 +21 13.6 0.753 1.524 119.9 34.7 18.2
1998 10 04 20 37.63 +19 01.8 0.786 1.546 119.4 34.3 18.3
1998 10 09 20 49.18 +16 56.6 0.823 1.568 118.5 34.0 18.5
1998 10 14 21 00.78 +14 59.6 0.864 1.592 117.4 33.8 18.6
1998 10 19 21 12.38 +13 11.9 0.909 1.615 115.9 33.7 18.7
1998 10 24 21 23.97 +11 34.4 0.957 1.640 114.2 33.6 18.9
1998 10 29 21 35.49 +10 07.4 1.010 1.664 112.4 33.5 19.0
1998 11 03 21 46.91 +08 51.2 1.066 1.690 110.3 33.4 19.2
1998 11 08 21 58.21 +07 45.3 1.126 1.715 108.1 33.3 19.3
1998 11 13 22 09.38 +06 49.5 1.189 1.741 105.7 33.2 19.5
1998 11 18 22 20.41 +06 03.1 1.255 1.767 103.3 33.0 19.6
1998 11 23 22 31.30 +05 25.6 1.323 1.793 100.8 32.8 19.8
1998 11 28 22 42.04 +04 56.4 1.395 1.819 98.2 32.5 19.9
1998 12 03 22 52.64 +04 34.7 1.468 1.846 95.5 32.1 20.0
1998 12 08 23 03.09 +04 19.8 1.544 1.872 92.9 31.7 20.2
1998 12 13 23 13.40 +04 11.1 1.621 1.899 90.2 31.2 20.3
1998 12 18 23 23.57 +04 07.9 1.700 1.925 87.4 30.7 20.4
1998 12 23 23 33.63 +04 09.7 1.780 1.952 84.7 30.1 20.5
1998 12 28 23 43.57 +04 15.9 1.861 1.979 81.9 29.5 20.6
1999 01 02 23 53.39 +04 25.9 1.942 2.005 79.1 28.8 20.7
1999 01 07 00 03.10 +04 39.3 2.025 2.031 76.4 28.1 20.8
1999 01 12 00 12.71 +04 55.6 2.107 2.058 73.6 27.3 20.9
1999 01 17 00 22.24 +05 14.5 2.189 2.084 70.8 26.5 21.0
1999 01 22 00 31.68 +05 35.4 2.272 2.110 68.0 25.6 21.1
1999 01 27 00 41.05 +05 58.2 2.353 2.136 65.2 24.7 21.2
1999 02 01 00 50.35 +06 22.4 2.434 2.162 62.4 23.8 21.2
Gareth V. Williams (C) Copyright 1998 MPC M.P.E.C. 1998-K35
Read MPEC 1998-K34
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