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M.P.E.C. 2001-E05 Issued 2001 Mar. 3, 00:08 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/2001 A2 (LINEAR)
Observations:
CK01A020 C2001 01 17.45625 08 17 06.71 +11 52 43.1 341
CK01A020 C2001 01 17.46250 08 17 05.98 +11 52 39.3 17.5 T 341
CK01A020 C2001 01 17.46875 08 17 05.24 +11 52 34.2 341
CK01A020 C2001 01 17.57618 08 16 52.91 +11 51 18.6 903
CK01A020 C2001 01 17.58102 08 16 52.39 +11 51 15.6 17.5 T 903
CK01A020 C2001 01 17.58488 08 16 51.98 +11 51 12.3 903
CK01A020 C2001 01 17.59450 08 16 50.89 +11 51 05.2 17.3 T 348
CK01A020 C2001 01 17.60318 08 16 49.92 +11 51 00.0 348
CK01A020 C2001 01 17.68418 08 16 40.37 +11 50 02.8 349
CK01A020 C2001 01 17.68716 08 16 39.98 +11 50 01.9 349
CK01A020 C2001 01 17.69360 08 16 39.22 +11 49 57.4 17.1 T 349
CK01A020 C2001 01 21.56170 08 09 00.96 +11 02 50.5 17.3 T 349
CK01A020 C2001 01 21.56680 08 09 00.29 +11 02 45.5 349
CK01A020 C2001 01 21.56943 08 09 00.04 +11 02 44.9 349
CK01A020 C2001 01 21.65935 08 08 48.66 +11 01 36.0 16.8 T 360
CK01A020 C2001 01 21.66311 08 08 48.19 +11 01 33.1 360
CK01A020 C2001 01 24.55821 08 02 41.18 +10 24 17.2 900
CK01A020 C2001 01 24.56935 08 02 39.75 +10 24 07.9 16.9 T 900
CK01A020 C2001 02 02.63850 07 41 49.47 +08 17 13.9 16.6 T 360
CK01A020 C2001 02 02.64613 07 41 48.40 +08 17 06.7 360
CK01A020 C2001 02 02.65094 07 41 47.64 +08 17 03.1 360
CK01A020 C2001 02 08.86969 07 26 41.94 +06 42 22.4 046
CK01A020 C2001 02 08.87301 07 26 41.47 +06 42 19.4 046
CK01A020 C2001 02 08.87405 07 26 41.33 +06 42 18.8 046
CK01A020 C2001 02 08.87507 07 26 41.23 +06 42 18.1 046
CK01A020 C2001 02 10.81088 07 21 58.02 +06 11 54.7 201
CK01A020 C2001 02 10.81876 07 21 56.82 +06 11 46.6 201
CK01A020 C2001 02 10.82880 07 21 55.42 +06 11 37.4 201
CK01A020 C2001 02 11.76730 07 19 38.77 +05 56 45.5 16.3 T 473
CK01A020 C2001 02 11.76919 07 19 38.26 +05 56 44.0 201
CK01A020 C2001 02 11.77833 07 19 36.91 +05 56 35.6 16.1 T 473
CK01A020 C2001 02 11.77924 07 19 36.79 +05 56 34.4 201
CK01A020 C2001 02 11.78054 07 19 36.42 +05 56 32.5 16.2 T 473
CK01A020 C2001 02 11.81221 07 19 31.93 +05 56 03.2 201
CK01A020 C2001 02 13.82343 07 14 40.20 +05 23 59.2 127
CK01A020 C2001 02 13.83230 07 14 38.88 +05 23 50.5 127
CK01A020 C2001 02 14.86260 07 12 10.57 +05 07 18.9 127
CK01A020 C2001 02 14.87103 07 12 09.33 +05 07 10.6 127
CK01A020 C2001 02 15.80526 07 09 55.99 +04 52 10.1 16.7 T 106
CK01A020 C2001 02 15.80785 07 09 55.69 +04 52 08.2 16.7 T 106
CK01A020 C2001 02 15.81044 07 09 55.31 +04 52 05.9 16.5 T 106
CK01A020 C2001 02 26.53554 06 46 03.16 +01 59 13.4 322
CK01A020 C2001 02 26.55231 06 46 00.96 +01 58 56.8 322
CK01A020 C2001 02 26.56867 06 45 58.88 +01 58 40.7 322
Observer details:
046 Klet. Observers J. Ticha, M. Tichy, H. Znachorova. 0.57-m f/5.2
reflector + CCD.
106 Crni Vrh. Observer H. Mikuz. 0.36-m f/6.7 Schmidt-Cassegrain + CCD.
127 Bornheim. Observer N. Ehring. 0.19-m reflector + CCD.
201 Postel Observatory. Observer V. Pozzoli. 0.30-m f/10.0 reflector.
322 Perth Observatory, Bickley-MCT. Observer J. Biggs. 0.25-m f/4.5
reflector + CCD.
341 Akashina. Observer A. Akahori. 0.40-m f/6.0 reflector + CCD.
348 Ayabe. Observer N. Otuki. 0.28-m f/5.5 Schmidt-Cassegrain + CCD.
349 Ageo. Observer K. Kadota. 0.18-m f/5.5 reflector + CCD.
360 Kuma Kogen. Observer A. Nakamura. 0.60-m f/6.0 Ritchey-Chretien + CCD.
473 Remanzacco. Observers S. Garzia, R. Geretti, G. Sostero. 0.31-m f/2.8
Baker-Schmidt + CCD,
900 Moriyama. Observer Y. Ikari. 0.25-m f/6.3 reflector + CCD.
903 Fukuchiyama. Observer M. Yoshimi. 0.25-m f/6.3 Schmidt-Cassegrain + CCD.
Orbital elements:
C/2001 A2 (LINEAR)
Epoch 2001 May 11.0 TT = JDT 2452040.5
T 2001 May 24.52282 TT Marsden
q 0.7790350 (2000.0) P Q
z +0.0006922 Peri. 295.32567 -0.47634234 +0.69520515
+/-0.0000863 Node 295.12713 -0.42467942 -0.71800326
e 0.9994608 Incl. 36.48315 -0.76989958 -0.03407514
Residuals in seconds of arc
010103 699 0.8+ 0.3- 010117 704 0.2- 0.4- 010121 349 0.9+ 0.8+
010103 699 1.4+ 1.2+ 010117 704 0.5+ 0.2+ 010121 349 0.4+ 0.4-
010103 704 1.0- 1.0- 010117 704 0.3+ 0.2+ 010121 349 1.6+ 1.0+
010103 699 0.7+ 1.1+ 010117 704 1.2+ 0.2- 010121 372 1.3- 0.4-
010103 704 0.6+ 0.8- 010117 704 0.6- 0.1- 010121 360 0.1+ 0.3-
010103 704 0.3+ 1.3+ 010117 704 0.2- 0.0 010121 360 0.2+ 0.4-
010103 699 1.1+ 0.7+ 010117 704 0.4+ 0.2+ 010124 900 0.4+ 1.1-
010103 704 0.8+ 0.6- 010117 704 0.2- 0.2- 010124 900 1.1+ 1.7-
010103 704 0.5- 0.3+ 010117 704 0.3- 0.3+ 010126 108 0.3- 0.9+
010105 704 1.3- 1.7- 010117 341 0.2+ 0.4- 010126 108 0.0 0.6-
010105 704 0.6- 0.0 010117 341 0.1- 0.1+ 010127 046 0.0 0.1+
010105 704 0.3+ 0.1- 010117 341 0.5- 0.6- 010127 046 0.3+ 0.3+
010105 704 0.0 0.8+ 010117 903 0.4- 0.9- 010127 046 0.3- 0.9+
010105 704 0.3- 0.3+ 010117 903 0.2+ 0.5- 010127 046 0.0 0.2+
010105 704 1.6- 0.9+ 010117 903 0.7+ 1.1- 010129 372 0.4+ 0.7+
010105 704 0.5- 0.3- 010117 348 1.0+ 1.4- 010130 611 0.5- 0.5+
010105 704 0.5- 0.3- 010117 348 1.5+ 0.5- 010130 611 0.4- 0.3-
010106 704 0.5+ 0.1- 010117 349 0.4- 0.3- 010201 108 1.6- 0.2-
010106 704 0.3+ 0.5+ 010117 349 1.1- 0.9+ 010201 108 0.4- 1.2+
010106 704 0.1- 0.1+ 010117 349 1.3- 1.0+ 010202 360 0.0 0.3-
010115 704 0.0 0.0 010118 704 0.9+ 1.6+ 010202 360 0.7+ 0.7-
010115 704 0.7- 0.1- 010118 704 0.2- 0.3- 010202 360 0.1- 0.0
010115 704 0.6- 0.2+ 010118 704 0.3- 0.4- 010202 118 0.9+ 0.8+
010115 046 0.5- 0.1- 010118 704 0.4+ 0.1+ 010202 118 0.7+ 0.9+
010115 046 1.1+ 0.3- 010118 704 1.0- 0.6- 010208 046 0.6- 0.2-
010115 046 0.1- 0.5- 010118 704 1.2+ 0.6- 010208 046 0.2- 0.0
010115 046 0.4+ 0.2- 010118 704 0.1- 0.5+ 010208 046 0.0 0.3+
010115 046 0.7- 0.1+ 010118 704 1.2+ 0.4+ 010208 046 0.8+ 0.6+
010115 046 0.0 0.5- 010119 704 0.1+ 0.3+ 010210 201 0.3- 0.5+
010116 557 0.1- 0.2- 010119 704 0.3- 0.0 010210 201 0.7- 0.1-
010116 557 0.3- 0.4- 010119 704 0.3- 0.1+ 010210 201 0.6+ 0.2+
010116 557 0.3- 0.2- 010119 704 0.2- 0.3- 010211 201 0.4- 0.1+
010116 557 0.7- 0.2- 010119 704 0.3+ 0.1+ 010211 473 0.1+ 0.4+
010116 557 0.2- 0.3+ 010119 704 1.0+ 1.3+ 010211 201 0.2- 0.0
010116 557 0.3- 0.2- 010119 704 0.5+ 1.8- 010211 201 0.0 0.2+
010116 557 0.4- 0.5- 010119 704 0.7- 0.1- 010213 127 0.4+ 0.3+
010116 046 0.1+ 0.1+ 010119 704 1.1- 0.5+ 010213 127 0.0 0.2+
010116 151 0.6- 1.0- 010119 704 0.1- 0.3+ 010214 127 0.6- 0.4-
010116 046 0.5- 0.7+ 010119 704 1.1- 0.9- 010214 127 0.8- 0.6-
010116 046 0.3- 0.8+ 010119 704 1.3- 0.0 010215 106 0.7- 0.4-
010116 151 0.1+ 0.7- 010119 704 0.1- 0.8+ 010215 106 0.4+ 0.2+
010116 046 0.7+ 0.6+ 010119 704 0.1+ 1.7+ 010215 106 0.3+ 0.4+
010116 046 0.2- 0.5- 010120 422 1.1+ 0.5+ 010226 322 1.4+ 0.1-
010116 151 0.4+ 0.9- 010120 422 1.8+ 0.7+ 010226 322 0.0 0.6-
010116 151 0.7+ 0.7- 010120 372 1.7- 0.2- 010226 322 0.4- 0.9-
Ephemeris:
C/2001 A2 (LINEAR)
Date TT R. A. (2000) Decl. Delta r Elong. Phase m1 m2
2001 03 02 06 39.24 +01 03.8 0.969 1.670 116.8 32.0 15.2
2001 03 12 06 22.64 -01 33.0 0.959 1.532 103.4 39.1 14.8
2001 03 22 06 10.76 -04 07.0 0.952 1.395 91.4 45.6 14.3
2001 04 01 06 03.18 -06 44.1 0.938 1.259 81.0 51.6 13.9
2001 04 11 05 58.84 -09 33.1 0.911 1.128 72.1 57.7 13.3
2001 04 21 05 56.23 -12 42.0 0.866 1.006 64.6 64.4 12.7
2001 05 01 05 53.22 -16 16.4 0.798 0.901 58.5 72.5 12.1
2001 05 03 05 52.30 -17 02.3 0.782 0.883 57.4 74.3 11.9
2001 05 05 05 51.21 -17 49.1 0.765 0.865 56.4 76.1 11.8
2001 05 07 05 49.90 -18 36.6 0.747 0.850 55.5 78.1 11.7
2001 05 09 05 48.33 -19 24.6 0.728 0.835 54.6 80.1 11.5
2001 05 11 05 46.47 -20 12.8 0.709 0.822 53.7 82.2 11.4
2001 05 13 05 44.28 -21 01.0 0.688 0.811 53.0 84.4 11.3
2001 05 15 05 41.70 -21 48.9 0.667 0.801 52.3 86.5 11.2
2001 05 17 05 38.68 -22 36.1 0.646 0.793 51.6 88.7 11.0
2001 05 19 05 35.18 -23 22.0 0.624 0.786 51.0 90.9 10.9
2001 05 21 05 31.14 -24 06.3 0.601 0.782 50.5 93.1 10.8
2001 05 23 05 26.50 -24 48.3 0.578 0.780 50.1 95.3 10.7
2001 05 25 05 21.20 -25 27.3 0.555 0.779 49.7 97.4 10.6
2001 05 27 05 15.18 -26 02.6 0.532 0.781 49.5 99.3 10.6
2001 05 29 05 08.38 -26 33.5 0.508 0.784 49.4 101.2 10.5
2001 05 31 05 00.73 -26 58.9 0.485 0.789 49.4 102.8 10.4
2001 06 02 04 52.17 -27 17.9 0.462 0.796 49.6 104.3 10.3
2001 06 04 04 42.62 -27 29.3 0.439 0.805 49.9 105.4 10.3
2001 06 06 04 32.03 -27 31.7 0.416 0.816 50.5 106.3 10.2
2001 06 08 04 20.33 -27 23.8 0.395 0.828 51.4 106.8 10.2
2001 06 10 04 07.45 -27 03.9 0.373 0.842 52.5 106.9 10.1
2001 06 12 03 53.33 -26 30.2 0.353 0.857 54.0 106.5 10.1
2001 06 14 03 37.91 -25 40.7 0.334 0.873 55.9 105.7 10.0
2001 06 16 03 21.17 -24 33.3 0.315 0.891 58.2 104.2 10.0
2001 06 18 03 03.09 -23 05.8 0.299 0.910 61.1 102.2 10.0
2001 06 20 02 43.70 -21 16.3 0.284 0.930 64.5 99.6 10.0
2001 06 22 02 23.07 -19 03.5 0.271 0.951 68.4 96.3 9.9
2001 06 24 02 01.34 -16 27.2 0.260 0.972 72.9 92.3 10.0
2001 06 26 01 38.74 -13 28.8 0.252 0.994 77.9 87.8 10.0
2001 06 28 01 15.55 -10 12.1 0.246 1.017 83.3 82.8 10.0
2001 06 30 00 52.13 -06 42.9 0.244 1.041 89.0 77.5 10.1
2001 07 02 00 28.83 -03 08.6 0.245 1.065 94.8 72.0 10.2
2001 07 04 00 06.03 +00 22.5 0.249 1.090 100.6 66.5 10.4
2001 07 06 23 44.05 +03 43.1 0.256 1.115 106.1 61.2 10.5
2001 07 08 23 23.14 +06 47.3 0.266 1.141 111.3 56.1 10.7
2001 07 10 23 03.48 +09 31.8 0.279 1.166 116.1 51.5 10.9
2001 07 12 22 45.18 +11 55.0 0.294 1.192 120.4 47.3 11.1
2001 07 14 22 28.29 +13 57.1 0.311 1.219 124.2 43.6 11.3
2001 07 16 22 12.77 +15 39.5 0.330 1.245 127.6 40.3 11.5
2001 07 18 21 58.60 +17 03.8 0.351 1.272 130.5 37.4 11.8
2001 07 20 21 45.71 +18 12.4 0.373 1.299 132.9 34.9 12.0
2001 07 22 21 34.00 +19 07.1 0.396 1.326 135.0 32.8 12.2
2001 07 24 21 23.40 +19 50.1 0.421 1.353 136.7 31.0 12.4
2001 07 26 21 13.82 +20 23.0 0.446 1.381 138.1 29.4 12.6
2001 07 28 21 05.17 +20 47.4 0.473 1.408 139.2 28.1 12.9
2001 07 30 20 57.37 +21 04.6 0.500 1.435 140.1 27.0 13.1
2001 08 01 20 50.35 +21 15.9 0.529 1.463 140.7 26.1 13.3
2001 08 03 20 44.03 +21 22.0 0.558 1.490 141.0 25.4 13.5
2001 08 05 20 38.36 +21 24.0 0.588 1.518 141.2 24.8 13.7
2001 08 07 20 33.26 +21 22.4 0.618 1.545 141.2 24.3 13.8
2001 08 09 20 28.70 +21 17.8 0.650 1.573 141.1 23.9 14.0
2001 08 11 20 24.63 +21 10.7 0.681 1.600 140.8 23.6 14.2
2001 08 13 20 21.00 +21 01.5 0.714 1.628 140.4 23.4 14.4
2001 08 15 20 17.78 +20 50.6 0.747 1.655 139.8 23.2 14.6
2001 08 17 20 14.93 +20 38.2 0.781 1.683 139.2 23.1 14.7
2001 08 19 20 12.43 +20 24.7 0.815 1.710 138.5 23.1 14.9
2001 08 21 20 10.25 +20 10.2 0.850 1.738 137.8 23.0 15.0
2001 08 23 20 08.37 +19 55.0 0.886 1.765 136.9 23.0 15.2
2001 08 25 20 06.76 +19 39.2 0.922 1.793 136.0 23.0 15.4
2001 08 27 20 05.41 +19 23.1 0.959 1.820 135.1 23.1 15.5
2001 08 29 20 04.30 +19 06.7 0.996 1.847 134.1 23.1 15.7
2001 09 08 20 01.69 +17 44.0 1.189 1.982 128.8 23.3 16.3
2001 09 18 20 02.94 +16 25.8 1.395 2.116 122.9 23.5 17.0
2001 09 28 20 07.01 +15 17.1 1.611 2.248 116.8 23.5 17.6
2001 10 08 20 13.14 +14 20.2 1.837 2.378 110.5 23.2 18.1
2001 10 18 20 20.78 +13 35.8 2.070 2.507 104.1 22.7 18.6
2001 10 28 20 29.58 +13 04.3 2.308 2.633 97.7 22.0 19.0
The "original" and "future" barycentric values of 1/a are +0.001016
and +0.000775 (+/- 0.000086) AU**-1, respectively.
Brian G. Marsden (C) Copyright 2001 MPC M.P.E.C. 2001-E05
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