MPEC 2001-M50: COMET C/2000 WM1 (LINEAR)
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Read MPEC 2001-M49
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M.P.E.C. 2001-M50 Issued 2001 June 28, 17:10 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
COMET C/2000 WM1 (LINEAR)
Observations:
CK00W01M C2001 06 02.74057 02 35 55.71 +45 36 02.1 897
CK00W01M C2001 06 02.74688 02 35 56.34 +45 36 02.9 897
CK00W01M C2001 06 02.75201 02 35 56.55 +45 36 05.2 15.7 T 897
CK00W01M C2001 06 02.75600 02 35 56.73 +45 36 02.7 349
CK00W01M C2001 06 02.75880 02 35 56.89 +45 36 03.1 16.3 T 349
CK00W01M C2001 06 16.12742 02 54 06.82 +46 13 37.0 16.1 T 170
CK00W01M C2001 06 22.05839 03 02 13.91 +46 31 12.5 16.0 T 170
CK00W01M C2001 06 22.06469 03 02 14.74 +46 31 13.4 16.0 T 170
CK00W01M C2001 06 22.06716 03 02 14.86 +46 31 14.2 16.1 T 170
CK00W01M C2001 06 22.06949 03 02 15.10 +46 31 17.4 16.4 N 620
CK00W01M C2001 06 22.07979 03 02 15.88 +46 31 17.2 16.0 T 170
CK00W01M C2001 06 22.08234 03 02 16.13 +46 31 17.4 16.1 T 170
CK00W01M C2001 06 22.08484 03 02 16.28 +46 31 17.9 16.0 T 170
CK00W01M C2001 06 22.08721 03 02 16.66 +46 31 18.9 620
CK00W01M C2001 06 22.08976 03 02 16.68 +46 31 19.0 16.0 T 170
CK00W01M C2001 06 22.10000 03 02 17.68 +46 31 22.2 620
CK00W01M C2001 06 23.07839 03 03 38.12 +46 34 15.5 16.5 T 165
CK00W01M C2001 06 23.07976 03 03 38.22 +46 34 16.4 165
CK00W01M C2001 06 23.08466 03 03 38.56 +46 34 18.9 165
CK00W01M C2001 06 23.08803 03 03 38.81 +46 34 19.9 165
CK00W01M C2001 06 24.12682 03 05 04.47 +46 37 28.4 15.9 T 170
CK00W01M C2001 06 24.13063 03 05 04.74 +46 37 29.3 16.0 T 170
Observer details:
165 Piera Observatory, Barcelona. Observer J. Guarro. 0.40-m f/2 Schmidt
+ CCD.
170 Observatorio de Beques. Observer J. Manteca. 0.26-m Schmidt-Cassegrain
+ CCD.
349 Ageo. Observer K. Kadota. 0.18-m f/5.5 reflector + CCD.
620 Observatorio Astronomico de Mallorca. Observers A. Garcia, S. Sanchez.
0.40-m f/2.0 Schmidt + CCD.
897 Chiyoda. Observer T. Kojima. 0.25-m f/6.0 reflector + CCD.
Orbital elements:
C/2000 WM1 (LINEAR)
Epoch 2002 Jan. 6.0 TT = JDT 2452280.5
T 2002 Jan. 22.67929 TT Marsden
q 0.5553991 (2000.0) P Q
z -0.0005100 Peri. 276.76858 -0.31490398 -0.49779484
+/-0.0000103 Node 237.89721 +0.43042913 -0.83373650
e 1.0002832 Incl. 72.54874 -0.84591149 -0.23892204
Residuals in seconds of arc
001116 704 0.2+ 0.3+ 001222 402 0.4+ 1.0- 010217 620 0.3- 0.4-
001116 704 0.6+ 0.1+ 001222 402 0.3+ 0.1+ 010217 620 0.1- 0.1+
001116 704 0.7+ 0.0 001222 341 0.2+ 0.2+ 010217 620 0.0 0.6+
001116 704 0.2- 1.3- 001222 402 1.1+ 0.1- 010218 201 0.5- 0.2+
001116 704 0.3+ 0.5+ 001222 360 0.2- 0.0 010218 201 1.4- 0.9-
001116 704 1.1- 0.7- 001222 360 0.0 0.2+ 010218 201 0.4+ 0.3+
001116 704 0.5- 0.1+ 001223 704 0.1+ 0.3- 010219 360 0.5- 0.4-
001116 704 1.2- 1.0- 001223 704 0.3- 0.1- 010219 360 0.2- 0.2-
001116 704 0.9- 0.4- 001223 704 0.3+ 0.2- 010220 620 0.0 0.3+
001118 704 0.4+ 0.4+ 001223 704 0.1+ 0.1- 010220 620 0.1- 0.1-
001118 704 0.2- 0.4+ 001223 349 1.4- 1.6+ 010220 620 0.5- 0.0
001118 704 0.2- 0.5+ 001223 349 1.2- 0.2- 010220 620 0.4- 0.0
001216 704 1.7+ 0.3+ 001223 349 1.5- 0.0 010225 349 1.2+ 0.4+
001216 704 1.8+ 0.5+ 001226 372 0.6+ 1.1+ 010225 349 0.1- 0.5+
001216 704 1.6+ 0.1+ 001227 897 0.3+ 0.2- 010225 349 1.0+ 0.5+
001217 704 0.0 0.1+ 001227 897 0.2+ 1.2- 010225 349 0.1+ 0.7+
001217 854 0.6+ 0.0 001227 897 0.7- 0.1+ 010227 461 1.7- 0.1-
001217 704 0.5- 0.1- 001227 170 1.4+ 1.8- 010227 461 0.3- 0.2-
001217 704 0.3- 0.0 001229 372 0.3+ 0.9+ 010227 461 0.1+ 0.8-
001217 704 0.1- 0.1+ 001229 360 0.2- 0.1+ 010313 620 0.9+ 0.1-
001217 854 1.3- 0.1- 001229 360 0.1- 0.1+ 010313 620 1.0+ 0.5-
001217 704 0.5- 0.6+ 001229 372 0.8+ 0.5- 010313 620 1.0+ 0.7-
001217 704 0.4- 0.3+ 001229 897 0.0 1.2- 010314 473 1.6- 0.7+
001217 854 1.1- 0.0 001229 897 0.1+ 0.3+ 010314 473 (3.8- 2.9-)
001217 704 0.5+ 0.1+ 001229 897 1.0- 0.7- 010314 473 (4.9- 3.2-)
001217 704 0.7- 0.2+ 001229 402 0.5+ 0.7+ 010318 620 1.0+ 0.5+
001217 704 0.6- 0.7+ 001229 402 0.2+ 0.3+ 010318 620 0.4+ 0.0
001217 704 0.1- 0.3- 001229 402 1.1+ 0.4+ 010318 620 1.1+ 0.1-
001217 704 0.2- 0.9+ 001230 941 0.0 1.1- 010318 620 0.9+ 0.1-
001217 704 0.0 0.9+ 001230 941 (2.2+ 0.2-) 010404 402 1.1- 1.8-
001217 704 0.2+ 0.5- 001230 941 0.2+ 0.7- 010404 402 1.4- 0.1+
001217 704 0.6- 0.3- 001231 461 0.3- 0.6+ 010404 402 1.7- 1.1+
001217 704 0.1- 0.4+ 010106 341 0.0 0.0 010412 170 0.8+ 0.1+
001217 557 0.0 0.1- 010106 341 0.1- 0.1+ 010412 170 1.4+ 0.2-
001217 557 0.1+ 0.0 010106 341 0.4- 0.1- 010602 897 0.2- 0.2-
001217 557 0.1+ 0.2+ 010106 941 0.1+ 0.5- 010602 897 1.1+ 0.4-
001217 611 0.5+ 0.1+ 010113 118 0.1+ 0.3- 010602 897 1.1- 1.0+
001217 611 0.5+ 0.2- 010113 118 1.5+ 0.4+ 010602 349 (2.6- 2.2-)
001217 611 0.3+ 0.8+ 010113 118 0.0 0.2+ 010602 349 (3.3- 2.2-)
001219 704 0.7+ 0.4+ 010114 118 0.2- 0.1+ 010616 170 0.9+ 0.5+
001219 704 0.7- 0.1+ 010114 118 0.4- 0.2- 010622 170 (2.4- 0.5-)
001219 704 0.0 0.7+ 010115 372 0.0 0.3- 010622 170 0.8+ 0.8-
001219 704 0.3- 0.3- 010116 372 0.1- 0.8+ 010622 170 0.1- 0.5-
001220 696 0.4- 0.1- 010120 941 (3.9+ 1.0-) 010622 620 (0.3+ 2.3+)
001220 046 0.0 0.1- 010121 349 (1.1- 2.1-) 010622 170 0.3- 0.2+
001220 046 1.0+ 0.5+ 010121 349 0.7- 0.8- 010622 170 0.1+ 0.1-
001220 046 0.4- 0.2- 010121 349 1.6- 0.7- 010622 170 0.5- 0.1-
001220 046 0.5+ 0.5- 010124 341 0.3- 0.4- 010622 620 1.3+ 0.4+
001220 046 0.6+ 0.2+ 010124 341 0.1- 0.1- 010622 170 0.6- 0.1+
001221 704 0.1- 0.3- 010124 341 0.3- 0.0 010622 620 1.0+ 1.3+
001221 704 0.1+ 0.2+ 010203 170 1.3+ 1.9- 010623 165 (0.0 2.2-)
001221 704 0.4+ 0.7- 010216 201 0.2- 0.6+ 010623 165 0.1- 1.5-
001221 704 0.3+ 1.0+ 010216 201 0.2- 0.2+ 010623 165 0.8- 0.0
001221 704 0.4+ 0.6- 010217 473 0.4- 1.4+ 010623 165 1.1- 0.4+
001222 341 0.1+ 0.3+ 010217 473 (2.8+ 0.1+) 010624 170 0.1+ 0.0
001222 341 0.2+ 0.2+ 010217 473 (5.5+ 2.2-) 010624 170 0.4- 0.2+
Ephemeris:
C/2000 WM1 (LINEAR)
Date TT R. A. (2000) Decl. Delta r Elong. Phase m1 m2
2001 06 20 02 59.41 +46 25.1 4.190 3.499 41.9 11.2 15.1 17.5
2001 06 30 03 13.14 +46 55.4 3.993 3.379 46.8 12.7 14.8 17.4
2001 07 10 03 26.86 +47 26.5 3.782 3.257 52.1 14.3 14.5 17.3
2001 07 20 03 40.51 +47 57.9 3.556 3.134 57.7 15.9 14.2 17.1
2001 07 30 03 53.94 +48 29.1 3.319 3.008 63.6 17.6 13.9 16.9
2001 08 09 04 07.01 +48 59.7 3.070 2.880 69.7 19.3 13.5 16.7
2001 08 19 04 19.53 +49 29.4 2.813 2.750 76.0 20.9 13.1 16.5
2001 08 29 04 31.18 +49 57.8 2.548 2.618 82.6 22.5 12.7 16.2
2001 09 08 04 41.60 +50 24.1 2.279 2.483 89.5 23.9 12.2 15.9
2001 09 18 04 50.22 +50 47.4 2.006 2.345 96.6 25.2 11.7 15.5
2001 09 28 04 56.18 +51 05.4 1.733 2.205 104.2 26.1 11.1 15.1
2001 10 08 04 58.21 +51 13.6 1.462 2.062 112.4 26.6 10.5 14.6
2001 10 18 04 54.21 +51 01.6 1.196 1.915 121.5 26.3 9.7 14.0
2001 10 20 04 52.41 +50 55.0 1.144 1.886 123.4 26.2 9.5 13.9
2001 10 22 04 50.20 +50 46.4 1.092 1.856 125.4 25.9 9.4 13.7
2001 10 24 04 47.54 +50 35.4 1.041 1.826 127.5 25.6 9.2 13.6
2001 10 26 04 44.39 +50 21.4 0.990 1.796 129.6 25.2 9.0 13.4
2001 10 28 04 40.71 +50 04.0 0.940 1.765 131.8 24.8 8.8 13.2
2001 10 30 04 36.43 +49 42.4 0.890 1.735 134.2 24.2 8.6 13.1
2001 11 01 04 31.50 +49 15.7 0.841 1.704 136.6 23.6 8.4 12.9
2001 11 03 04 25.87 +48 42.9 0.793 1.674 139.1 22.8 8.2 12.7
2001 11 05 04 19.46 +48 02.5 0.745 1.643 141.7 21.9 8.0 12.5
2001 11 07 04 12.21 +47 13.0 0.699 1.612 144.5 20.9 7.8 12.3
2001 11 09 04 04.06 +46 12.1 0.653 1.581 147.4 19.7 7.6 12.1
2001 11 11 03 54.96 +44 57.3 0.609 1.550 150.5 18.3 7.3 11.8
2001 11 13 03 44.84 +43 25.4 0.567 1.518 153.6 16.8 7.1 11.6
2001 11 15 03 33.68 +41 32.4 0.526 1.487 156.7 15.2 6.8 11.3
2001 11 17 03 21.48 +39 13.8 0.487 1.455 159.6 13.7 6.6 11.0
2001 11 19 03 08.25 +36 24.1 0.450 1.423 161.8 12.5 6.3 10.8
2001 11 21 02 54.07 +32 57.7 0.417 1.391 162.5 12.3 6.0 10.6
2001 11 23 02 39.01 +28 49.2 0.387 1.359 160.9 13.7 5.8 10.4
2001 11 25 02 23.24 +23 54.6 0.362 1.327 156.8 17.1 5.5 10.3
2001 11 27 02 06.94 +18 13.4 0.341 1.295 150.6 22.0 5.3 10.3
2001 11 29 01 50.30 +11 50.4 0.326 1.263 143.0 28.0 5.1 10.3
2001 12 01 01 33.54 +04 57.1 0.318 1.230 134.5 34.9 4.9 10.4
2001 12 03 01 16.89 -02 08.7 0.317 1.198 125.5 42.1 4.8 10.5
2001 12 05 01 00.53 -09 07.3 0.321 1.165 116.5 49.2 4.7 10.7
2001 12 07 00 44.62 -15 40.9 0.332 1.132 107.9 55.9 4.6 10.9
2001 12 09 00 29.28 -21 37.7 0.349 1.100 99.9 61.9 4.6 11.1
2001 12 11 00 14.59 -26 52.3 0.369 1.067 92.6 67.2 4.6 11.3
2001 12 13 00 00.56 -31 24.9 0.393 1.034 86.0 71.7 4.6 11.6
2001 12 15 23 47.19 -35 18.6 0.420 1.002 80.1 75.4 4.6 11.8
2001 12 17 23 34.45 -38 38.0 0.449 0.970 74.9 78.5 4.6 11.9
2001 12 19 23 22.25 -41 28.3 0.480 0.937 70.2 81.0 4.6 12.1
2001 12 21 23 10.53 -43 53.8 0.511 0.905 66.0 83.0 4.6 12.2
2001 12 23 22 59.19 -45 58.4 0.544 0.874 62.2 84.5 4.6 12.3
2001 12 25 22 48.14 -47 45.4 0.576 0.843 58.7 85.6 4.6 12.4
2001 12 27 22 37.29 -49 17.2 0.610 0.812 55.5 86.3 4.5 12.5
2001 12 29 22 26.53 -50 35.6 0.643 0.782 52.5 86.7 4.5 12.6
2001 12 31 22 15.81 -51 42.0 0.676 0.753 49.8 86.8 4.4 12.6
2002 01 02 22 05.05 -52 37.4 0.709 0.725 47.4 86.6 4.4 12.6
2002 01 04 21 54.21 -53 22.2 0.742 0.698 45.1 86.1 4.3 12.6
2002 01 06 21 43.27 -53 56.7 0.775 0.672 42.9 85.3 4.2 12.6
2002 01 08 21 32.23 -54 20.8 0.807 0.648 41.0 84.3 4.2 12.5
2002 01 10 21 21.14 -54 34.3 0.839 0.626 39.2 83.0 4.1 12.5
2002 01 12 21 10.06 -54 37.1 0.870 0.607 37.6 81.4 4.0 12.5
2002 01 14 20 59.09 -54 28.9 0.900 0.590 36.2 79.6 4.0 12.4
2002 01 16 20 48.37 -54 09.3 0.929 0.576 34.9 77.7 3.9 12.4
2002 01 18 20 38.04 -53 38.6 0.958 0.566 33.9 75.6 3.9 12.3
2002 01 20 20 28.25 -52 56.8 0.985 0.559 33.0 73.4 3.9 12.3
2002 01 22 20 19.13 -52 04.5 1.011 0.556 32.3 71.2 4.0 12.2
2002 01 24 20 10.79 -51 02.5 1.035 0.556 31.9 69.1 4.0 12.2
2002 01 26 20 03.29 -49 51.9 1.058 0.561 31.6 67.0 4.1 12.2
2002 01 28 19 56.67 -48 33.8 1.079 0.569 31.6 65.0 4.2 12.2
2002 01 30 19 50.91 -47 09.6 1.099 0.580 31.7 63.3 4.3 12.3
2002 02 01 19 45.97 -45 40.5 1.117 0.595 32.1 61.7 4.5 12.3
2002 02 03 19 41.79 -44 07.6 1.133 0.613 32.7 60.3 4.6 12.4
2002 02 05 19 38.30 -42 31.9 1.148 0.633 33.4 59.1 4.8 12.4
2002 02 07 19 35.40 -40 54.2 1.161 0.656 34.3 58.1 5.0 12.5
2002 02 09 19 33.02 -39 15.4 1.173 0.680 35.4 57.2 5.2 12.6
2002 02 11 19 31.08 -37 35.8 1.184 0.706 36.6 56.4 5.4 12.7
2002 02 13 19 29.52 -35 55.9 1.193 0.733 37.8 55.7 5.5 12.7
2002 02 15 19 28.25 -34 15.9 1.201 0.762 39.2 55.1 5.7 12.8
2002 02 17 19 27.24 -32 36.1 1.208 0.791 40.7 54.5 5.9 12.9
2002 02 19 19 26.42 -30 56.6 1.214 0.822 42.3 54.0 6.1 13.0
2002 02 21 19 25.77 -29 17.4 1.219 0.852 43.9 53.5 6.2 13.0
2002 02 23 19 25.23 -27 38.6 1.224 0.884 45.6 53.1 6.4 13.1
2002 02 25 19 24.78 -26 00.2 1.227 0.915 47.3 52.6 6.6 13.2
2002 02 27 19 24.40 -24 22.2 1.230 0.947 49.1 52.2 6.7 13.3
2002 03 01 19 24.05 -22 44.6 1.232 0.980 50.9 51.7 6.9 13.3
2002 03 03 19 23.72 -21 07.2 1.234 1.012 52.7 51.2 7.0 13.4
2002 03 05 19 23.39 -19 30.1 1.236 1.045 54.6 50.7 7.2 13.4
2002 03 07 19 23.04 -17 53.2 1.236 1.077 56.5 50.2 7.3 13.5
2002 03 09 19 22.65 -16 16.5 1.237 1.110 58.5 49.7 7.4 13.5
2002 03 11 19 22.22 -14 40.0 1.237 1.143 60.5 49.1 7.5 13.6
2002 03 13 19 21.72 -13 03.5 1.237 1.175 62.4 48.6 7.7 13.6
2002 03 15 19 21.15 -11 27.1 1.237 1.208 64.5 48.0 7.8 13.7
2002 03 17 19 20.50 -09 50.7 1.237 1.240 66.5 47.4 7.9 13.7
2002 03 19 19 19.75 -08 14.4 1.237 1.273 68.5 46.7 8.0 13.8
2002 03 21 19 18.90 -06 38.1 1.237 1.305 70.6 46.0 8.1 13.8
2002 03 23 19 17.93 -05 01.9 1.237 1.337 72.6 45.3 8.2 13.8
2002 03 25 19 16.85 -03 25.8 1.237 1.369 74.7 44.6 8.3 13.9
2002 03 27 19 15.65 -01 49.9 1.238 1.401 76.8 43.9 8.4 13.9
2002 03 29 19 14.31 -00 14.1 1.239 1.433 78.9 43.1 8.5 13.9
2002 03 31 19 12.83 +01 21.4 1.240 1.465 81.0 42.3 8.6 13.9
2002 04 02 19 11.21 +02 56.5 1.241 1.497 83.1 41.5 8.7 14.0
2002 04 04 19 09.43 +04 31.2 1.243 1.528 85.1 40.7 8.8 14.0
2002 04 06 19 07.50 +06 05.3 1.246 1.560 87.2 39.9 8.9 14.0
2002 04 08 19 05.41 +07 38.7 1.249 1.591 89.3 39.0 9.0 14.0
2002 04 10 19 03.14 +09 11.3 1.253 1.622 91.3 38.1 9.1 14.1
2002 04 12 19 00.71 +10 42.9 1.257 1.653 93.3 37.3 9.2 14.1
2002 04 14 18 58.10 +12 13.3 1.262 1.683 95.3 36.4 9.3 14.1
2002 04 16 18 55.32 +13 42.3 1.268 1.714 97.3 35.5 9.4 14.1
2002 04 18 18 52.36 +15 09.8 1.275 1.745 99.2 34.6 9.4 14.2
2002 04 20 18 49.22 +16 35.5 1.283 1.775 101.1 33.7 9.5 14.2
2002 04 22 18 45.91 +17 59.2 1.292 1.805 102.9 32.9 9.6 14.2
2002 04 24 18 42.42 +19 20.8 1.301 1.835 104.7 32.0 9.7 14.2
2002 04 26 18 38.77 +20 40.1 1.312 1.865 106.4 31.2 9.8 14.3
The "original" and "future" barycentric values of 1/a are +0.000516
and -0.000250 (+/- 0.000010) AU**-1, respectively.
Brian G. Marsden (C) Copyright 2001 MPC M.P.E.C. 2001-M50
Read MPEC 2001-M49
Read MPEC 2001-M51
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