MPEC 2001-D11 : 2001 CL42
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M.P.E.C. 2001-D11 Issued 2001 Feb. 19, 21:56 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 CL42
Observations:
K01C42L* C2001 02 15.27491 12 06 26.35 +30 24 48.7 18.6 704
K01C42L C2001 02 15.28881 12 06 25.23 +30 24 57.1 19.2 704
K01C42L C2001 02 15.30271 12 06 24.06 +30 25 04.0 18.8 704
K01C42L C2001 02 15.31689 12 06 22.84 +30 25 12.1 19.0 704
K01C42L C2001 02 15.33079 12 06 21.66 +30 25 19.3 18.6 704
K01C42L C2001 02 16.01859 12 05 24.56 +30 31 19.8 046
K01C42L C2001 02 16.02084 12 05 24.34 +30 31 21.8 17.9 R 046
K01C42L C2001 02 16.02231 12 05 24.22 +30 31 22.4 046
K01C42L C2001 02 16.02367 12 05 24.09 +30 31 22.7 046
K01C42L C2001 02 16.02495 12 05 23.96 +30 31 23.7 17.8 R 046
K01C42L C2001 02 16.08441 12 05 18.77 +30 31 53.8 557
K01C42L C2001 02 16.08681 12 05 18.55 +30 31 55.4 19.2 V 557
K01C42L C2001 02 16.09024 12 05 18.26 +30 31 57.8 118
K01C42L C2001 02 16.09554 12 05 17.77 +30 32 00.8 18.2 R 118
K01C42L C2001 02 16.09918 12 05 17.42 +30 32 02.8 118
K01C42L 5C2001 02 16.24153 12 05 06.03 +30 33 20.4 675
K01C42L C2001 02 16.29887 12 05 01.05 +30 33 49.3 18.8 V 926
K01C42L C2001 02 16.30147 12 05 00.80 +30 33 50.8 18.9 V 926
K01C42L C2001 02 16.30404 12 05 00.54 +30 33 52.2 18.9 V 926
K01C42L C2001 02 16.36315 12 04 55.21 +30 34 22.8 18.5 704
K01C42L C2001 02 16.37731 12 04 53.94 +30 34 31.6 18.8 704
K01C42L C2001 02 16.39146 12 04 52.70 +30 34 38.5 19.5 704
K01C42L C2001 02 16.39705 12 04 52.26 +30 34 41.5 18.1 704
K01C42L C2001 02 16.40561 12 04 51.41 +30 34 46.1 19.3 704
K01C42L C2001 02 16.41145 12 04 50.88 +30 34 48.9 18.5 704
K01C42L C2001 02 16.41983 12 04 50.03 +30 34 52.7 19.4 704
K01C42L C2001 02 16.42566 12 04 49.52 +30 34 55.4 18.3 704
K01C42L C2001 02 16.43973 12 04 48.37 +30 35 04.3 18.5 704
K01C42L C2001 02 16.84501 12 04 13.67 +30 38 29.4 18.0 R 118
K01C42L C2001 02 16.84738 12 04 13.44 +30 38 30.5 18.7 R 118
K01C42L C2001 02 16.85292 12 04 13.03 +30 38 33.4 18.2 R 118
K01C42L C2001 02 16.96918 12 04 02.42 +30 39 36.4 595
K01C42L C2001 02 16.97734 12 04 01.70 +30 39 40.7 595
K01C42L C2001 02 16.98434 12 04 01.05 +30 39 45.1 18.7 V 595
K01C42L C2001 02 16.99162 12 04 00.26 +30 39 47.8 595
K01C42L C2001 02 17.00613 12 03 59.10 +30 39 55.0 18.1 R 587
K01C42L C2001 02 17.01181 12 03 58.54 +30 39 58.5 587
K01C42L C2001 02 17.01594 12 03 58.30 +30 40 00.2 201
K01C42L C2001 02 17.02289 12 03 57.64 +30 40 04.2 201
K01C42L C2001 02 17.04493 12 03 55.49 +30 40 15.7 18.7 106
K01C42L C2001 02 17.05740 12 03 54.39 +30 40 20.1 201
K01C42L C2001 02 17.06604 12 03 53.56 +30 40 26.7 18.3 106
K01C42L C2001 02 17.08739 12 03 51.54 +30 40 37.8 18.3 106
K01C42L C2001 02 17.36853 12 03 26.51 +30 43 04.6 18.7 704
K01C42L C2001 02 17.39670 12 03 23.82 +30 43 19.6 18.8 704
K01C42L C2001 02 17.41072 12 03 22.50 +30 43 27.3 18.8 704
K01C42L C2001 02 17.42483 12 03 21.14 +30 43 34.5 19.1 704
K01C42L C2001 02 18.28425 12 02 01.61 +30 50 49.9 20.0 V 912
K01C42L C2001 02 18.30462 12 01 59.72 +30 50 58.9 19.6 V 912
K01C42L C2001 02 18.31373 12 01 58.25 +30 51 17.0 18.6 V 859
K01C42L C2001 02 18.31980 12 01 57.78 +30 51 18.6 18.9 V 859
K01C42L C2001 02 18.32500 12 01 57.64 +30 51 11.6 19.7 V 912
K01C42L C2001 02 19.19605 12 00 34.02 +30 58 28.0 18.5 R 858
K01C42L C2001 02 19.19962 12 00 33.68 +30 58 28.7 18.6 R 858
K01C42L C2001 02 19.20309 12 00 33.36 +30 58 31.7 19.0 R 858
K01C42L C2001 02 19.40884 12 00 12.19 +31 00 16.3 18.6 V 926
K01C42L C2001 02 19.41058 12 00 12.01 +31 00 16.9 18.5 V 926
K01C42L C2001 02 19.41242 12 00 11.84 +31 00 17.9 18.4 V 926
Observer details:
046 Klet. Observer M. Tichy. 0.57-m f/5.2 reflector + CCD.
106 Crni Vrh. Observer S. Maticic. 0.36-m f/6.7 Schmidt-Cassegrain + CCD.
118 Modra. Observers A. Galad, S. Gajdos, J. Toth. 0.6-m f/5.5 reflector
+ CCD.
201 Jonathan B. Postel Observatory. Observer V. Pozzoli. 0.30-m f/10.0
reflector + CCD
557 Ondrejov. Observers P. Pravec, L. Sarounova. 0.65-m f/3.6 reflector + CCD.
587 Sormano. Observers G. Vospini, L. Pansecchi, M. Cavagna. 0.5-m reflector
+ CCD.
595 Farra d'Isonzo. Observers G. Lombardi, E. Pettarin. 0.40-m f/4.5
reflector + CCD.
675 Palomar Mountain. Observers M. Hicks, A. Hui, B. Buratti. 1.5-m
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.
858 Tebbutt Observatory, Edgewood. Observer F. B. Zoltowski. 0.3-m f/3.3
Schmidt-Cassegrain + CCD.
859 Wykrota Observatory-CEAMIG. Observers C. Jacques, C. Magno, L. Duczmal,
N. Cunha. 0.3-m f/3.3 Schmidt-Cassegrain + CCD.
912 Carbuncle Hill Observatory, Greene. Observer D. P. Pray. 0.30-m f/3.3
Schmidt-Cassegrain + CCD.
926 Tenagra II Observatory. Observers P. R. Holvorcem, C. W. Juels,
M. Schwartz. Measurer P. R. Holvorcem. 0.5-m f/10 Ritchey-Chretien + CCD.
Orbital elements:
2001 CL42
Epoch 2001 Jan. 31.0 TT = JDT 2451940.5 Spahr
M 267.23299 (2000.0) P Q
n 0.50461349 Peri. 270.67172 +0.20624897 +0.97539688
a 1.5625364 Node 12.10968 -0.68305492 +0.20049440
e 0.4064831 Incl. 21.78638 -0.70064067 +0.09166741
P 1.95 H 17.1 G 0.15
From 58 observations 2001 Feb. 15-19.
Ephemeris:
2001 CL42 a,e,i = 1.56, 0.41, 22 q = 0.9274
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2001 02 10 12 12.53 +29 37.7 0.899 1.776 140.6 20.6 19.1
2001 02 20 11 59.21 +31 05.1 0.807 1.729 148.4 17.5 18.7
2001 03 02 11 38.47 +32 09.4 0.735 1.679 152.8 15.6 18.4
2001 03 12 11 11.81 +32 18.0 0.685 1.626 150.8 17.3 18.2
2001 03 22 10 43.02 +31 05.7 0.658 1.572 142.8 22.5 18.3
2001 04 01 10 17.03 +28 29.6 0.651 1.515 132.1 29.3 18.4
2001 04 11 09 57.40 +24 50.0 0.661 1.457 121.0 36.1 18.5
2001 04 21 09 45.13 +20 33.6 0.680 1.397 110.5 42.4 18.6
2001 05 01 09 39.66 +15 59.4 0.703 1.336 101.2 47.7 18.8
2001 05 11 09 39.70 +11 16.8 0.725 1.275 93.1 52.3 18.9
2001 05 21 09 43.97 +06 28.0 0.744 1.214 86.1 56.3 18.9
2001 05 31 09 51.46 +01 31.4 0.755 1.155 80.1 59.9 18.9
2001 06 10 10 01.35 -03 35.7 0.756 1.099 75.1 63.2 18.9
2001 06 20 10 13.08 -08 55.9 0.748 1.047 71.0 66.6 18.9
2001 06 30 10 26.32 -14 32.1 0.728 1.002 67.8 69.9 18.9
2001 07 10 10 40.94 -20 26.1 0.698 0.966 65.5 73.4 18.8
2001 07 20 10 57.19 -26 39.1 0.657 0.941 64.3 76.7 18.7
2001 07 30 11 16.00 -33 14.3 0.607 0.928 64.2 79.8 18.6
2001 08 09 11 39.38 -40 15.7 0.550 0.930 65.3 82.1 18.5
2001 08 19 12 12.20 -47 47.8 0.490 0.945 68.0 83.2 18.3
2001 08 29 13 05.73 -55 41.9 0.432 0.973 72.7 82.2 18.1
2001 09 08 14 44.44 -62 21.0 0.382 1.012 79.7 78.5 17.8
2001 09 18 17 18.41 -62 11.2 0.351 1.058 88.9 71.7 17.5
2001 09 28 19 26.08 -51 42.6 0.350 1.111 98.9 63.0 17.3
2001 10 08 20 37.44 -37 10.2 0.385 1.168 106.5 55.1 17.4
2001 10 18 21 19.94 -24 08.1 0.454 1.228 110.0 49.7 17.7
2001 10 28 21 49.81 -14 03.5 0.547 1.289 110.2 46.3 18.1
2001 11 07 22 13.76 -06 30.7 0.657 1.350 108.3 44.2 18.5
2001 11 17 22 34.79 -00 45.2 0.780 1.411 105.2 42.6 19.0
2001 11 27 22 54.43 +03 48.3 0.912 1.470 101.4 41.1 19.4
2001 12 07 23 13.37 +07 34.0 1.051 1.528 97.2 39.8 19.7
2001 12 17 23 32.06 +10 47.1 1.195 1.584 92.8 38.3 20.0
2001 12 27 23 50.74 +13 38.2 1.342 1.639 88.2 36.9 20.3
2002 01 06 00 09.52 +16 13.4 1.491 1.690 83.5 35.3 20.6
2002 01 16 00 28.53 +18 37.0 1.640 1.740 78.7 33.7 20.8
2002 01 26 00 47.83 +20 51.4 1.788 1.787 74.0 32.0 21.0
2002 02 05 01 07.44 +22 58.2 1.933 1.831 69.2 30.2 21.2
Timothy B. Spahr (C) Copyright 2001 MPC M.P.E.C. 2001-D11
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