MPEC 2001-K31 : 2001 KN20
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M.P.E.C. 2001-K31 Issued 2001 May 24, 17:33 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.
Prepared using the Tamkin Foundation Computer Network
MPC@CFA.HARVARD.EDU
URL http://cfa-www.harvard.edu/iau/mpc.html ISSN 1523-6714
2001 KN20
Observations:
K01K20N* C2001 05 22.39305 19 50 38.53 -04 34 46.6 18.2 704
K01K20N C2001 05 22.40396 19 50 40.71 -04 34 47.9 18.2 704
K01K20N C2001 05 22.41450 19 50 42.73 -04 34 49.0 18.3 704
K01K20N C2001 05 22.42464 19 50 44.66 -04 34 51.1 17.6 704
K01K20N C2001 05 23.01561 19 52 43.22 -04 36 38.1 17.7 R 046
K01K20N C2001 05 23.01674 19 52 43.53 -04 36 38.3 046
K01K20N C2001 05 23.01782 19 52 43.74 -04 36 38.9 046
K01K20N C2001 05 23.01866 19 52 43.89 -04 36 39.3 046
K01K20N C2001 05 23.01971 19 52 44.13 -04 36 38.8 046
K01K20N C2001 05 23.02087 19 52 44.31 -04 36 38.7 17.6 R 046
K01K20N C2001 05 23.04706 19 52 49.45 -04 36 44.6 557
K01K20N C2001 05 23.06935 19 52 53.78 -04 36 49.1 557
K01K20N C2001 05 23.07420 19 52 54.78 -04 36 49.8 557
K01K20N C2001 05 23.07659 19 52 55.25 -04 36 50.2 557
K01K20N SC2001 05 23.26609 19 53 33.74 -04 37 00.2 808
K01K20N SC2001 05 23.28600 19 53 37.61 -04 37 04.3 808
K01K20N SC2001 05 23.30324 19 53 41.00 -04 37 07.4 808
K01K20N SC2001 05 23.31806 19 53 43.94 -04 37 10.1 808
K01K20N SC2001 05 23.33090 19 53 46.36 -04 37 12.5 808
K01K20N C2001 05 23.33104 19 53 46.83 -04 37 35.3 17.2 R 649
K01K20N C2001 05 23.33382 19 53 47.37 -04 37 35.4 17.1 R 649
K01K20N C2001 05 23.33660 19 53 47.95 -04 37 36.2 17.0 R 649
K01K20N C2001 05 23.37650 19 53 55.79 -04 37 44.8 918
K01K20N C2001 05 23.38128 19 53 56.73 -04 37 46.2 918
K01K20N C2001 05 23.38166 19 53 57.02 -04 37 43.7 17.6 704
K01K20N C2001 05 23.38177 19 53 57.01 -04 37 43.8 17.5 704
K01K20N C2001 05 23.38502 19 53 57.53 -04 37 46.9 18.7 R 918
K01K20N C2001 05 23.39276 19 53 59.19 -04 37 46.2 17.9 704
K01K20N C2001 05 23.39287 19 53 59.21 -04 37 46.0 17.9 704
K01K20N C2001 05 23.40010 19 54 00.69 -04 37 47.9 18.6 V 919
K01K20N C2001 05 23.40266 19 54 01.15 -04 37 47.7 18.0 V 919
K01K20N C2001 05 23.40386 19 54 01.34 -04 37 48.4 18.4 704
K01K20N C2001 05 23.40397 19 54 01.37 -04 37 47.9 18.7 704
K01K20N C2001 05 23.40530 19 54 01.72 -04 37 47.6 18.7 V 919
K01K20N C2001 05 23.41496 19 54 03.53 -04 37 51.0 17.9 704
K01K20N C2001 05 23.41507 19 54 03.58 -04 37 50.4 18.2 704
K01K20N C2001 05 23.42606 19 54 05.69 -04 37 52.5 17.9 704
K01K20N C2001 05 23.42617 19 54 05.71 -04 37 52.3 17.6 704
K01K20N C2001 05 23.99650 19 56 01.79 -04 39 49.9 17.5 R 046
K01K20N C2001 05 23.99733 19 56 01.96 -04 39 50.3 046
K01K20N C2001 05 23.99814 19 56 02.10 -04 39 50.6 046
K01K20N C2001 05 23.99914 19 56 02.33 -04 39 50.6 046
K01K20N C2001 05 24.05676 19 56 13.81 -04 40 03.0 118
K01K20N C2001 05 24.06089 19 56 14.61 -04 40 03.1 118
K01K20N C2001 05 24.06223 19 56 14.84 -04 40 03.8 17.2 R 118
K01K20N C2001 05 24.06905 19 56 16.18 -04 40 05.2 557
K01K20N C2001 05 24.07137 19 56 16.68 -04 40 06.0 557
K01K20N C2001 05 24.07387 19 56 17.18 -04 40 06.2 557
K01K20N C2001 05 24.07624 19 56 17.59 -04 40 06.5 557
K01K20N C2001 05 24.37635 19 57 19.31 -04 41 06.7 19.2 V 926
K01K20N C2001 05 24.37745 19 57 19.53 -04 41 06.5 18.9 V 926
K01K20N C2001 05 24.37854 19 57 19.75 -04 41 06.8 19.0 V 926
K01K20N C2001 05 24.39107 19 57 21.92 -04 41 11.8 17.4 R 649
K01K20N C2001 05 24.39462 19 57 22.63 -04 41 11.7 17.5 R 649
K01K20N C2001 05 24.39817 19 57 23.32 -04 41 13.1 17.6 R 649
K01K20N 1C2001 05 24.45634 19 57 35.32 -04 41 28.1 658
K01K20N 1C2001 05 24.45822 19 57 35.71 -04 41 28.5 658
K01K20N 1C2001 05 24.46240 19 57 36.58 -04 41 29.0 658
Observer details:
046 Klet. Observers M. Tichy, M. Kocer. 0.57-m f/5.2 reflector + CCD.
118 Modra. Observers A. Galad, P. Koleny. 0.6-m f/5.5 reflector + CCD.
557 Ondrejov. Observers P. Pravec, P. Kusnirak. 0.65-m f/3.6 reflector + CCD.
649 Powell Observatory, Louisburg. Observers R. Fredrick, D. Trentman.
Measurer K. Smalley. 0.75-m Newtonian + CCD.
658 National Research Council of Canada. Observer D. D. Balam. 1.82-m
Plaskett reflector + CCD.
704 Lincoln Laboratory ETS, New Mexico. Observers M. Blythe, F. Shelly,
M. Bezpalko, R. Huber, L. Manguso, S. Adams. Measurers J. Stuart,
R. Sayer, J. B. Evans, H. Viggh. 1.0-m f/2.15 reflector + CCD.
808 El Leoncito. Observers H. S. Lepez, M. R. Cesco. 0.5-m f/7.5
double astrograph + CCD.
918 Badlands Observatory, Quinn. Observer R. Dyvig. 0.66-m f/4.8 reflector
+ CCD.
919 Desert Beaver Observatory. Observer K. W. Yeung. 0.45-m reflector + CCD.
926 Tenagra II Observatory. Observer M. Schwartz. Measurer P. R. Holvorcem.
0.5-m f/10 Ritchey-Chretien + CCD.
Orbital elements:
2001 KN20
Epoch 2001 May 11.0 TT = JDT 2452040.5 Spahr
M 337.29373 (2000.0) P Q
n 0.33241436 Peri. 201.73899 +0.58828735 +0.78345805
a 2.0638725 Node 104.84899 -0.70804904 +0.61868866
e 0.4350101 Incl. 11.95820 -0.39062072 +0.05846220
P 2.96 H 17.8 G 0.15
From 58 observations 2001 May 22-24.
Ephemeris:
2001 KN20 a,e,i = 2.06, 0.44, 12 q = 1.1661
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2001 05 21 19 46.05 -04 31.0 0.461 1.310 120.9 41.5 18.3
2001 05 31 20 20.98 -05 15.0 0.394 1.268 122.2 42.5 17.9
2001 06 10 21 01.38 -06 51.7 0.338 1.232 122.9 43.8 17.6
2001 06 20 21 47.85 -09 30.8 0.297 1.203 122.7 45.3 17.3
2001 06 30 22 39.25 -13 06.8 0.271 1.182 121.7 47.0 17.1
2001 07 10 23 32.12 -17 10.1 0.260 1.169 120.2 48.7 17.0
2001 07 20 00 21.23 -21 03.0 0.263 1.166 118.9 49.7 17.1
2001 07 30 01 02.07 -24 23.4 0.276 1.173 118.6 49.4 17.2
2001 08 09 01 32.63 -27 07.0 0.294 1.188 119.8 47.8 17.3
2001 08 19 01 52.52 -29 19.6 0.317 1.212 122.4 44.8 17.4
2001 08 29 02 02.29 -31 01.7 0.342 1.244 126.3 40.9 17.6
2001 09 08 02 03.24 -32 06.4 0.371 1.282 131.1 36.3 17.7
2001 09 18 01 57.08 -32 23.6 0.404 1.326 136.0 31.7 17.8
2001 09 28 01 46.41 -31 42.1 0.444 1.374 140.4 27.7 18.0
2001 10 08 01 34.36 -30 00.1 0.495 1.425 142.9 25.0 18.2
2001 10 18 01 23.58 -27 26.6 0.557 1.480 143.0 23.9 18.5
2001 10 28 01 15.87 -24 16.8 0.633 1.536 140.4 24.3 18.9
2001 11 07 01 11.92 -20 48.2 0.723 1.593 136.0 25.6 19.3
2001 11 17 01 11.62 -17 14.2 0.827 1.650 130.5 27.1 19.7
2001 11 27 01 14.58 -13 43.4 0.944 1.708 124.4 28.5 20.1
2001 12 07 01 20.25 -10 21.0 1.074 1.766 118.1 29.5 20.5
2001 12 17 01 28.11 -07 09.0 1.213 1.823 111.7 30.1 20.8
2001 12 27 01 37.77 -04 08.1 1.362 1.879 105.4 30.3 21.1
2002 01 06 01 48.86 -01 18.5 1.518 1.935 99.1 30.1 21.4
2002 01 16 02 01.12 +01 20.3 1.679 1.989 93.0 29.6 21.7
2002 01 26 02 14.36 +03 48.7 1.844 2.042 86.9 28.8 21.9
Timothy B. Spahr (C) Copyright 2001 MPC M.P.E.C. 2001-K31
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