MPEC 2010-B46 : COMET C/2009 W2 (BOATTINI)
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M.P.E.C. 2010-B46 Issued 2010 Jan. 27, 19:15 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://www.cfa.harvard.edu/iau/mpc.html ISSN 1523-6714
COMET C/2009 W2 (BOATTINI)
Observations:
CK09W020 C2008 12 22.29923 08 15 11.88 +37 45 04.7 20.3 N EB046G96
CK09W020 C2008 12 22.30536 08 15 11.55 +37 45 05.2 20.0 N EB046G96
CK09W020 C2008 12 22.30942 08 15 11.34 +37 45 07.5 20.6 N EB046G96
CK09W020 C2008 12 22.31346 08 15 11.01 +37 45 07.7 20.2 N EB046G96
CK09W020 C2009 12 09.81041 06 01 21.73 +40 14 42.8 19.5 N EB046473
CK09W020 C2009 12 09.81180 06 01 21.62 +40 14 42.7 19.5 N EB046473
CK09W020 C2010 01 18.90175 05 10 57.91 +39 02 21.1 EB046204
CK09W020 C2010 01 19.01177 05 10 50.78 +39 01 57.7 19.7 N EB046204
Observer details:
204 Schiaparelli Observatory. Observer L. Buzzi. 0.38-m f/6.8 reflector
+ CCD.
473 Remanzacco. Observers L. Donato, V. Gonano, E. Guido, G. Sostero. 0.45-m
f/4.4 Newtonian reflector + CCD.
G96 Mt. Lemmon Survey. Observer R. E. Hill. Measurers E. C. Beshore,
A. Boattini, A. R. Gibbs, A. D. Grauer, R. E. Hill, R. A. Kowalski,
S. M. Larson. 1.5-m reflector + CCD. Prediscovery observations
identified by M. Meyer.
Orbital elements:
C/2009 W2 (Boattini)
Epoch 2010 May 4.0 TT = JDT 2455320.5
T 2010 May 1.80932 TT MPC
q 6.9071621 (2000.0) P Q
z +0.0000923 Peri. 121.34067 +0.21417525 +0.97267404
+/-0.0000840 Node 199.58436 +0.78050198 -0.11523872
e 0.9993623 Incl. 164.48992 +0.58732072 -0.20155708
Residuals in seconds of arc
081222 G96 0.1- 0.4+ 091124 H01 1.0- 0.1- 091209 104 0.4- 0.0
081222 G96 0.2+ 0.7- 091124 H01 1.0- 0.0 091209 104 0.1- 0.4-
081222 G96 0.5+ 0.6+ 091124 926 0.5+ 0.5+ 091209 104 0.5- 0.7-
081222 G96 0.6- 0.2- 091124 926 0.1- 0.0 091209 473 0.1- 0.2+
091121 703 0.0 0.9+ 091124 926 0.3- 0.1+ 091209 473 0.1- 0.1+
091121 703 1.1+ 1.2+ 091124 A77 1.0+ 0.1+ 091211 372 0.1- 0.4+
091121 703 0.4- 1.0- 091125 372 0.2- 1.7- 091211 372 1.2+ 1.9+
091121 703 1.1- 0.3- 091125 372 0.4+ 1.1- 091211 372 0.8+ 0.5+
091123 703 0.3+ 1.1+ 091126 850 0.3+ 0.1- 091216 204 0.1- 0.2-
091123 703 0.2- 1.1- 091126 850 0.3- 0.2+ 091216 204 0.3+ 0.1+
091123 703 0.4- 0.8- 091126 H10 0.7+ 0.1+ 091216 372 0.1- 0.8-
091123 G96 0.1- 0.1+ 091126 H10 1.4+ 1.0- 091216 372 0.4- 0.5+
091123 G96 0.7- 0.0 091126 H10 0.5- 0.8- 091223 585 0.3+ 0.1+
091123 G96 0.2- 0.1+ 091126 G96 0.0 0.2+ 091223 372 0.5+ 0.5-
091123 G96 0.9- 0.4+ 091126 G96 0.6+ 0.2- 091223 349 1.4+ 0.9+
091124 B18 0.2+ 0.1- 091126 G96 0.0 0.2+ 091223 349 0.6+ 0.2-
091124 B18 0.4- 0.0 091126 G96 0.6+ 0.2- 091226 G68 0.5- 0.0
091124 B18 0.3- 0.6- 091126 G96 0.6- 0.1- 091226 G68 0.5- 0.1+
091124 B18 0.3- 0.4- 091126 349 1.6+ 0.8- 091228 118 0.7- 0.0
091124 682 0.5+ 0.1- 091126 349 1.2+ 0.5- 091228 118 0.6- 0.2+
091124 682 0.2+ 0.4+ 091127 585 0.1- 0.6- 091228 118 0.3- 0.1-
091124 G96 0.3- 0.1+ 091127 585 0.9- 0.9+ 091228 118 0.5- 0.2-
091124 G96 0.8+ 0.2+ 091127 585 0.6- 1.0+ 100104 215 0.1+ 0.3+
091124 G96 0.3- 0.2+ 091127 585 0.1+ 0.8+ 100104 215 0.1+ 0.3+
091124 G96 0.1+ 0.2+ 091127 585 1.2+ 1.1+ 100104 215 0.1+ 0.2-
091124 H01 1.0- 0.0 091207 473 0.1+ 0.0 100118 204 0.0 0.1-
091124 H01 0.9- 0.1+ 091207 473 0.1- 0.0 100119 204 0.1- 0.4-
Ephemeris:
C/2009 W2 (Boattini)
Date TT R. A. (2000) Decl. Delta r Elong. Phase m1 m2
2010 01 24 05 05.69 +38 44.1 6.226 6.937 133.1 5.9 19.4
2010 02 03 04 56.57 +38 05.8 6.360 6.931 121.9 6.9 19.4
2010 02 13 04 49.13 +37 26.2 6.514 6.926 110.7 7.7 19.5
2010 02 23 04 43.39 +36 47.6 6.684 6.921 99.8 8.1 19.5
2010 03 05 04 39.25 +36 11.5 6.860 6.918 89.2 8.2 19.6
2010 03 15 04 36.55 +35 39.0 7.037 6.914 78.9 8.1 19.6
2010 03 25 04 35.14 +35 10.5 7.209 6.912 68.8 7.7 19.7
2010 04 04 04 34.82 +34 46.4 7.370 6.910 59.1 7.1 19.7
2010 04 14 04 35.41 +34 26.5 7.515 6.908 49.6 6.3 19.8
2010 04 24 04 36.75 +34 10.5 7.642 6.907 40.5 5.4 19.8
The "original" and "future" barycentric values of 1/a are +0.000427
and +0.000469 (+/- 0.000084) AU^-1, respectively.
Brian G. Marsden (C) Copyright 2010 MPC M.P.E.C. 2010-B46
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