MPEC 2007-O23 : COMET C/2007 K1 (LEMMON)
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M.P.E.C. 2007-O23 Issued 2007 July 19, 15:24 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/2007 K1 (LEMMON)
Observations:
CK07K010 C2007 06 17.15741 18 06 15.65 +31 49 41.1 20.8 N EO023850
CK07K010 C2007 06 17.17246 18 06 15.04 +31 49 44.2 20.8 N EO023850
CK07K010 C2007 06 17.18751 18 06 14.41 +31 49 47.8 20.8 N EO023850
CK07K010 C2007 06 17.27873 18 06 10.93 +31 50 06.1 20.9 N EO023850
CK07K010 C2007 06 17.29292 18 06 10.34 +31 50 09.5 20.8 N EO023850
CK07K010 C2007 07 13.04233 17 49 30.70 +32 39 25.7 20.2 N EO023204
CK07K010 C2007 07 17.22824 17 46 57.44 +32 40 58.6 19.8 T EO023673
CK07K010 C2007 07 17.23542 17 46 57.16 +32 40 58.8 EO023673
CK07K010 C2007 07 17.25336 17 46 56.54 +32 40 58.7 EO023673
CK07K010 C2007 07 17.26146 17 46 56.19 +32 40 58.8 EO023673
Observer details:
204 Schiaparelli Observatory. Observers L. Buzzi, F. Luppi. Measurer
L. Buzzi. 0.60-m f/4.64 reflector + CCD.
673 Table Mountain Observatory, Wrightwood. Observer J. Young. 0.61-m f/16
Cassegrain + CCD.
850 Cordell-Lorenz Observatory, Sewanee. Observer D. T. Durig. 0.30-m f/3
Schmidt-Cassegrain + CCD.
Orbital elements:
C/2007 K1 (Lemmon)
Epoch 2007 May 20.0 TT = JDT 2454240.5
T 2007 May 6.48348 TT MPC
q 9.2374675 (2000.0) P Q
z +0.0024828 Peri. 51.90785 +0.03119359 -0.50537133
+/-0.0000838 Node 294.64415 -0.90662901 +0.34889652
e 0.9770649 Incl. 108.42190 +0.42077405 +0.78922179
Residuals in seconds of arc
070518 G96 0.3+ 0.2- 070520 J95 0.3+ 0.2- 070524 291 0.3- 0.3-
070518 G96 0.3+ 0.2- 070520 473 0.1- 1.6- 070524 291 0.9- 0.3-
070518 G96 0.3+ 0.0 070520 J95 0.5- 0.0 070524 291 0.4- 0.2-
070518 G96 0.1+ 0.1- 070520 473 0.1- 0.3+ 070524 J95 0.3- 0.7+
070518 A17 0.5- 1.9- 070520 473 1.0- 1.0- 070524 J95 0.1+ 0.1-
070518 A17 1.3+ 0.3- 070520 473 0.5- 0.0 070525 291 0.4- 0.5-
070518 595 0.7+ 1.1+ 070521 673 0.0 0.1+ 070525 291 0.5- 0.5-
070518 A74 0.5+ 0.3+ 070521 673 0.1- 0.8+ 070525 658 0.3+ 0.6+
070518 A17 0.3+ 0.1+ 070521 673 0.4- 0.4+ 070525 658 0.3+ 0.5+
070518 A74 0.3+ 0.3+ 070521 673 0.3+ 0.6- 070525 658 0.4+ 0.6+
070518 A13 1.0+ 0.6- 070521 291 0.4- 0.1- 070525 658 0.5+ 0.5+
070518 A74 0.8+ 0.4+ 070521 291 0.6- 0.1- 070525 658 1.1+ 0.6+
070518 A13 0.5- 1.0+ 070521 291 0.9- 0.7+ 070606 850 0.0 0.4+
070519 595 0.6+ 0.1+ 070521 A44 0.6+ 0.2+ 070606 850 0.2- 0.3+
070519 649 1.8+ 0.8- 070521 A44 0.6+ 0.0 070607 850 (2.7+ 3.2+)
070519 649 0.8- 0.4+ 070522 A44 0.4+ 0.0 070607 850 0.2+ 1.2-
070519 H55 0.8+ 0.3+ 070522 G96 0.0 0.2- 070607 215 0.3- 0.7+
070519 H55 0.7- 0.4+ 070522 G96 0.3+ 0.1+ 070607 215 0.3+ 0.1-
070519 H55 0.2- 0.4+ 070522 G96 0.0 0.0 070607 215 0.3+ 0.2-
070519 H55 0.2- 0.6+ 070522 G96 0.4+ 0.1- 070611 850 0.1- 1.2+
070519 734 0.0 0.7- 070523 H55 0.3+ 0.2- 070611 850 0.2+ 0.3-
070519 734 0.1- 0.4- 070523 H55 0.7+ 0.1- 070613 673 0.2+ 0.2-
070519 703 1.2+ 1.3+ 070523 H55 0.0 0.6- 070613 673 0.4+ 0.2-
070519 734 0.3+ 0.1- 070523 G96 0.3+ 0.1- 070613 673 0.4+ 0.0
070519 734 0.3+ 0.1- 070523 G96 0.2- 0.2- 070613 673 0.0 0.2-
070519 734 0.2+ 0.1- 070523 G96 0.1+ 0.2- 070617 850 0.3+ 0.6-
070519 703 0.2- 0.7+ 070523 G96 0.1- 0.1- 070617 850 0.1+ 0.5-
070519 291 0.3- 0.3- 070524 473 0.4+ 0.3- 070617 850 0.4- 0.1+
070519 673 0.9+ 0.1- 070524 473 0.5- 0.6- 070617 850 1.0+ 0.4+
070519 291 0.1+ 0.6- 070524 H55 0.4+ 0.1- 070617 850 0.6+ 1.0+
070519 673 0.1- 0.6+ 070524 H55 0.3+ 0.0 070713 204 0.4- 0.5-
070519 673 0.5- 0.6+ 070524 H55 0.1- 0.1+ 070717 673 0.1+ 0.1+
070519 291 0.3+ 0.1+ 070524 658 0.2+ 0.5+ 070717 673 0.2- 0.2+
070519 673 0.3- 0.5+ 070524 658 0.2+ 0.4+ 070717 673 0.3+ 0.1-
070519 246 1.6+ 1.8+ 070524 658 0.2+ 0.4+ 070717 673 0.4- 0.1-
070519 246 0.5+ 0.1+ 070524 658 0.2+ 0.4+
070520 J95 0.2+ 0.1- 070524 658 0.3+ 0.5+
The "original" and "future" barycentric values of 1/a are +0.002530
and +0.002528 (+/- 0.000084) AU^-1, respectively.
Brian G. Marsden (C) Copyright 2007 MPC M.P.E.C. 2007-O23
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