MPEC 2007-K75 : COMET C/2007 E2 (LOVEJOY)
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M.P.E.C. 2007-K75 Issued 2007 May 31, 15:11 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 E2 (LOVEJOY)
Observations:
CK07E020 C2007 05 03.89186 17 55 46.59 +43 15 19.7 13.8 N EK075A27
CK07E020 C2007 05 03.89259 17 55 46.25 +43 15 26.3 13.9 N EK075A27
CK07E020 C2007 05 03.89333 17 55 45.88 +43 15 32.7 13.9 N EK075A27
CK07E020 C2007 05 03.89369 17 55 45.72 +43 15 36.0 13.8 N EK075A27
CK07E020 C2007 05 03.89516 17 55 45.00 +43 15 48.6 13.7 N EK075A27
CK07E020 2007 05 13.64219 16 29 20.88 +59 04 08.7 10.5 T EK075372
CK07E020 C2007 05 14.47959 16 21 38.30 +59 48 41.3 17.5 T EK075662
CK07E020 C2007 05 14.48064 16 21 37.69 +59 48 44.5 17.3 T EK075662
CK07E020 C2007 05 14.48167 16 21 37.11 +59 48 46.8 17.6 T EK075662
CK07E020 C2007 05 14.48270 16 21 36.58 +59 48 50.4 17.3 T EK075662
CK07E020 C2007 05 14.48374 16 21 36.00 +59 48 54.1 17.2 T EK075662
CK07E020 C2007 05 14.48582 16 21 34.84 +59 48 59.6 17.8 T EK075662
CK07E020 C2007 05 14.48685 16 21 34.31 +59 49 02.7 17.5 T EK075662
CK07E020 C2007 05 14.48789 16 21 33.70 +59 49 06.1 17.7 T EK075662
CK07E020 C2007 05 14.48896 16 21 33.09 +59 49 09.1 17.0 T EK075662
CK07E020 C2007 05 15.62170 16 11 14.80 +60 42 30.1 EK075D88
CK07E020 C2007 05 15.62376 16 11 13.67 +60 42 35.6 EK075D88
CK07E020 C2007 05 15.62582 16 11 12.53 +60 42 41.2 12.1 T EK075D88
CK07E020 C2007 05 15.93889 16 08 23.22 +60 56 00.9 14.9 N EK075A27
CK07E020 C2007 05 15.94521 16 08 19.79 +60 56 16.6 14.8 N EK075A27
CK07E020 C2007 05 15.97682 16 08 02.40 +60 57 36.4 15.0 N EK075A27
CK07E020 C2007 05 17.58212 15 53 48.14 +61 57 45.4 EK075D88
CK07E020 C2007 05 17.58418 15 53 47.09 +61 57 49.7 EK075D88
CK07E020 C2007 05 17.58624 15 53 45.99 +61 57 53.2 12.7 T EK075D88
CK07E020 2007 05 17.59973 15 53 38.98 +61 58 20.4 11.3 T EK075372
CK07E020 C2007 05 17.94152 15 50 40.70 +62 09 23.5 11.0 N EK075560
CK07E020 C2007 05 17.94196 15 50 40.28 +62 09 26.1 11.4 N EK075560
CK07E020 C2007 05 17.94219 15 50 40.11 +62 09 26.3 11.2 N EK075560
CK07E020 C2007 05 18.18625 15 48 33.92 +62 17 00.9 15.9 N EK075762
CK07E020 C2007 05 18.19247 15 48 30.67 +62 17 12.3 16.1 N EK075762
CK07E020 C2007 05 18.19464 15 48 29.51 +62 17 16.4 15.9 N EK075762
CK07E020 C2007 05 18.20096 15 48 26.29 +62 17 27.3 16.2 N EK075762
CK07E020 C2007 05 19.05212 15 41 10.40 +62 41 48.5 15.4 N EK075147
CK07E020 C2007 05 19.05502 15 41 08.95 +62 41 53.3 15.2 N EK075147
CK07E020 C2007 05 19.05774 15 41 07.55 +62 41 57.7 15.2 N EK075147
CK07E020 C2007 05 19.05817 15 41 07.32 +62 41 58.3 15.2 N EK075147
CK07E020 2007 05 19.70052 15 35 45.74 +62 58 20.8 11.5 T EK075372
CK07E020 C2007 05 19.90069 15 34 07.63 +63 03 05.3 15.5 T EK075A77
CK07E020 C2007 05 19.90378 15 34 06.07 +63 03 09.8 15.5 T EK075A77
CK07E020 C2007 05 19.90689 15 34 04.59 +63 03 13.8 11.8 T EK075A77
CK07E020 C2007 05 22.55729 15 13 14.43 +63 52 50.0 EK075D88
CK07E020 C2007 05 22.55935 15 13 13.52 +63 52 51.7 EK075D88
CK07E020 C2007 05 22.56141 15 13 12.66 +63 52 53.7 12.7 T EK075D88
CK07E020 C2007 05 22.67726 15 12 19.88 +63 54 31.4 EK075349
CK07E020 C2007 05 22.67892 15 12 19.11 +63 54 32.9 EK075349
CK07E020 2007 05 22.67951 15 12 18.84 +63 54 34.4 11.8 T EK075372
CK07E020 C2007 05 22.68059 15 12 18.36 +63 54 34.2 11.5 T EK075349
CK07E020 C2007 05 24.84684 14 56 53.07 +64 18 51.3 14.1 N EK075213
CK07E020 C2007 05 24.85106 14 56 51.37 +64 18 53.1 14.3 N EK075213
CK07E020 C2007 05 24.85682 14 56 48.91 +64 18 56.6 14.1 N EK075213
CK07E020 C2007 05 24.86279 14 56 46.36 +64 18 58.7 15.0 N EK075A24
CK07E020 C2007 05 24.86380 14 56 45.92 +64 19 00.4 15.0 N EK075A24
CK07E020 C2007 05 24.87137 14 56 42.84 +64 19 03.7 14.6 N EK075A24
CK07E020 C2007 05 24.88751 14 56 36.21 +64 19 10.5 15.0 N EK075A24
CK07E020 C2007 05 24.88814 14 56 35.87 +64 19 11.3 16.2 N EK075A24
CK07E020 C2007 05 24.88851 14 56 35.70 +64 19 13.0 14.7 N EK075A24
CK07E020 C2007 05 24.91211 14 56 25.88 +64 19 24.9 14.8 N EK075A24
CK07E020 C2007 05 24.91312 14 56 25.50 +64 19 25.7 15.0 N EK075A24
CK07E020 C2007 05 24.92139 14 56 22.10 +64 19 30.0 15.4 N EK075A24
CK07E020 C2007 05 24.92992 14 56 18.57 +64 19 34.2 15.3 N EK075A24
CK07E020 C2007 05 24.93782 14 56 15.28 +64 19 38.3 15.0 N EK075A24
CK07E020 C2007 05 24.93883 14 56 14.88 +64 19 38.8 15.0 N EK075A24
CK07E020 2007 05 25.68125 14 51 17.47 +64 25 15.0 11.9 T EK075372
CK07E020 C2007 05 25.88308 14 49 59.76 +64 26 33.8 14.7 N EK075233
CK07E020 C2007 05 25.88711 14 49 57.73 +64 26 35.8 14.7 N EK075233
CK07E020 C2007 05 25.89066 14 49 56.30 +64 26 36.8 14.5 N EK075233
CK07E020 C2007 05 25.89296 14 49 55.93 +64 26 37.6 14.2 N EK075939
CK07E020 C2007 05 25.89420 14 49 54.90 +64 26 38.2 14.9 N EK075233
CK07E020 C2007 05 25.89947 14 49 53.30 +64 26 40.4 14.2 N EK075939
CK07E020 C2007 05 25.90594 14 49 50.69 +64 26 43.3 14.2 N EK075939
CK07E020 C2007 05 25.91579 14 49 46.81 +64 26 47.4 14.2 N EK075J64
CK07E020 C2007 05 25.91729 14 49 46.23 +64 26 48.0 14.3 N EK075J64
CK07E020 C2007 05 25.91806 14 49 45.96 +64 26 48.4 14.4 N EK075J64
CK07E020 C2007 05 25.93746 14 49 38.19 +64 26 55.0 14.4 N EK075213
CK07E020 C2007 05 25.93920 14 49 37.61 +64 26 55.4 14.5 N EK075213
CK07E020 C2007 05 25.94006 14 49 37.16 +64 26 55.8 14.4 N EK075213
CK07E020 C2007 05 25.96321 14 49 28.10 +64 27 04.7 14.2 N EK075232
CK07E020 C2007 05 25.96497 14 49 27.27 +64 27 05.5 14.3 N EK075232
CK07E020 C2007 05 25.96669 14 49 26.72 +64 27 05.7 14.3 N EK075232
CK07E020 C2007 05 26.10218 14 48 33.70 +64 27 54.8 13.4 T EK075J47
CK07E020 C2007 05 26.11039 14 48 30.51 +64 27 57.0 13.4 T EK075J47
CK07E020 C2007 05 26.11772 14 48 27.68 +64 27 59.6 13.4 T EK075J47
CK07E020 C2007 05 27.01696 14 42 49.42 +64 32 31.0 14.5 N EK075J67
CK07E020 C2007 05 27.01861 14 42 48.78 +64 32 31.3 14.5 N EK075J67
CK07E020 C2007 05 27.02021 14 42 48.24 +64 32 31.6 14.4 N EK075J67
CK07E020 C2007 05 27.64550 14 39 01.38 +64 34 48.4 EK075349
CK07E020 C2007 05 27.64881 14 39 00.18 +64 34 49.0 EK075349
CK07E020 C2007 05 27.65212 14 38 58.99 +64 34 49.4 11.8 T EK075349
CK07E020 C2007 05 28.05098 14 36 38.03 +64 35 53.4 15.2 N EK075118
CK07E020 C2007 05 28.05302 14 36 37.20 +64 35 53.6 15.2 N EK075118
CK07E020 C2007 05 28.05575 14 36 36.28 +64 35 54.1 15.0 N EK075118
CK07E020 C2007 05 28.05915 14 36 35.13 +64 35 54.3 14.9 N EK075118
CK07E020 C2007 05 28.13041 14 36 11.39 +64 36 07.7 15.0 N EK075750
CK07E020 C2007 05 28.14819 14 36 05.03 +64 36 10.5 15.3 N EK075750
CK07E020 C2007 05 28.17006 14 35 57.24 +64 36 13.6 EK075750
CK07E020 C2007 05 28.86029 14 32 01.95 +64 37 28.2 14.4 N EK075213
CK07E020 C2007 05 28.86113 14 32 01.60 +64 37 27.4 14.4 N EK075213
CK07E020 C2007 05 28.86197 14 32 01.35 +64 37 27.5 14.5 N EK075213
CK07E020 C2007 05 28.87443 14 31 57.03 +64 37 28.7 14.9 N EK075B20
CK07E020 C2007 05 28.87576 14 31 56.59 +64 37 28.8 15.0 N EK075B20
CK07E020 C2007 05 28.87686 14 31 56.28 +64 37 28.5 15.1 N EK075B20
CK07E020 C2007 05 28.89793 14 31 49.16 +64 37 30.4 14.4 N EK075J67
CK07E020 C2007 05 28.89853 14 31 48.93 +64 37 30.7 14.3 N EK075J67
CK07E020 C2007 05 28.89934 14 31 48.66 +64 37 30.8 14.4 N EK075J67
CK07E020 C2007 05 28.92964 14 31 38.26 +64 37 34.3 14.3 N EK075J78
CK07E020 C2007 05 28.93158 14 31 37.77 +64 37 31.5 14.4 N EK075J78
CK07E020 C2007 05 28.93309 14 31 37.38 +64 37 32.1 14.3 N EK075J78
CK07E020 C2007 05 28.96848 14 31 25.24 +64 37 35.8 14.5 N EK075J53
CK07E020 C2007 05 28.97968 14 31 21.38 +64 37 36.4 14.4 N EK075J53
CK07E020 C2007 05 28.98227 14 31 20.49 +64 37 36.6 14.6 N EK075J53
CK07E020 C2007 05 29.85356 14 26 37.57 +64 38 02.0 15.7 N EK075B20
CK07E020 C2007 05 29.85577 14 26 36.85 +64 38 02.5 15.7 N EK075B20
CK07E020 C2007 05 29.85659 14 26 36.48 +64 38 02.2 15.5 T EK075619
CK07E020 C2007 05 29.85729 14 26 36.31 +64 38 02.6 16.0 T EK075619
CK07E020 C2007 05 29.85796 14 26 36.15 +64 38 02.3 16.0 N EK075B20
CK07E020 C2007 05 29.85803 14 26 36.00 +64 38 02.2 15.8 T EK075619
CK07E020 C2007 05 29.92692 14 26 13.71 +64 38 02.4 15.8 N EK075J70
CK07E020 C2007 05 29.92730 14 26 13.23 +64 38 02.7 16.0 N EK075J70
CK07E020 C2007 05 29.92779 14 26 13.42 +64 38 01.4 16.3 N EK075J70
CK07E020 C2007 05 29.92817 14 26 13.70 +64 38 00.8 15.8 N EK075J70
CK07E020 C2007 05 30.50253 14 23 14.59 +64 37 45.7 16.1 N EK075379
CK07E020 C2007 05 30.50547 14 23 13.68 +64 37 45.6 16.2 N EK075379
CK07E020 C2007 05 30.50840 14 23 12.85 +64 37 45.3 16.1 N EK075379
CK07E020 C2007 05 30.52491 14 23 07.67 +64 37 45.0 15.9 N EK075379
CK07E020 C2007 05 30.85092 14 21 28.91 +64 37 22.1 15.9 N EK075B20
CK07E020 C2007 05 30.85225 14 21 28.49 +64 37 22.3 15.7 N EK075B20
CK07E020 C2007 05 30.85356 14 21 28.03 +64 37 22.5 16.1 N EK075B20
CK07E020 C2007 05 30.88988 14 21 16.93 +64 37 19.6 14.7 N EK075J67
CK07E020 C2007 05 30.89075 14 21 16.68 +64 37 19.5 14.8 N EK075J67
CK07E020 C2007 05 30.89324 14 21 15.94 +64 37 19.5 14.8 N EK075J67
Observer details:
118 Modra. Observer S. Gajdos. 0.6-m f/5.5 reflector + CCD.
147 Osservatorio Astronomico di Suno. Observers D. Crespi, S. Foglia,
G. Galli, S. Minuto. Measurers D. Crespi, S. Foglia, G. Galli. 0.40-m
f/4 reflector + CCD.
213 Observatorio Montcabre. Observer R. Naves. Measurer M. Campas. 0.30-m
f/10 Schmidt-Cassegrain + CCD.
232 Masquefa Observatory. Observer E. Reina. 0.25-m f/3.3 Schmidt-Cassegrain
+ CCD.
233 San Vito. Observer S. Donati. 0.30-m f/10 Schmidt-Cassegrain + CCD.
349 Ageo. Observer K. Kadota. 0.25-m f/5.0 reflector + CCD.
372 Geisei. Observer T. Seki. 0.60-m f/3.5 reflector.
379 Hamamatsu-Yuto. Observer S. Wakuda. 0.25-m f/5.0 Schmidt-Cassegrain
+ CCD.
560 Madonna di Dossobuono. Observer L. Lai. 0.4-m f/5 reflector + CCD.
619 Sabadell. Observer R. Josa. 0.50-m f/4 reflector + CCD.
662 Lick Observatory, Mount Hamilton. Observers V. Reddy, F. Marchis,
J. Emery, M. Wong. Measurer V. Reddy. 1.0-m f/17.5 reflector + CCD.
750 Hobbs Observatory, Fall Creek. Observer N. Moritz. Measurer R. Elliott.
0.6-m f/5 Newtonian reflector + CCD.
762 Four Winds Observatory, Lake Leelanau. Observer R. Elliott. 0.3-m
Schmidt-Cassegrain + CCD.
939 Observatorio Rodeno. Observer J. Castellano. 0.20-m f/10
Schmidt-Cassegrain + CCD.
A24 New Millennium Observatory, Mozzate. Observer E. Cozzi. 0.36-m f/7.6
Schmidt-Cassegrain + CCD.
A27 Eridanus Observatory, Langelsheim. Observer E. Meyer. 0.15-m refractor
+ CCD.
A77 Observatoire Chante-Perdrix, Dauban. Observer F. Kugel. 0.20-m f/5.5
Schmidt-Cassegrain + CCD.
B20 Observatori Carmelita, Tiana. Observer J. M. Aymami. 0.20-m f/4.2
Schmidt-Cassegrain + CCD.
D88 Hiratsuka. Observer Y. Sugiyama. 0.25-m f/5.0 reflector + CCD.
J47 Observatorio Nazaret. Observer G. Muler. 0.20-m f/6.70 Schmidt-Cassegrain
+ CCD. Long. = 346.4440, rho cos phi' = 0.87501, rho sin phi' = +0.48260.
J53 Posadas. Observer R. Benavides. 0.23-m f/5.0 Schmidt-Cassegrain + CCD.
J64 La Mata. Observer J. Garcia. 0.20-m f/5.0 Schmidt-Cassegrain + CCD.
J67 Observatorio La Puebla de Vallbona. Observer E. Arce. 0.25-m f/5
Schmidt-Cassegrain + CCD.
J70 Obs. Astronomico Vega del Thader, El Palmar. Observer J. P. Navarro P.
0.20-m Schmidt-Cassegrain + CCD.
J78 Murcia. Observer J. Sanchez. 0.25-m f/10.5 Schmidt-Cassegrain + CCD.
Orbital elements:
C/2007 E2 (Lovejoy)
Epoch 2007 Apr. 10.0 TT = JDT 2454200.5
T 2007 Mar. 27.51249 TT MPC
q 1.0930008 (2000.0) P Q
z +0.0002659 Peri. 340.54602 -0.54777105 -0.27972428
+/-0.0000358 Node 232.43504 -0.57306568 -0.56119216
e 0.9997093 Incl. 95.88837 -0.60954294 +0.77898503
From 1174 observations 2007 Mar. 18-May 30, mean residual 0".57.
The "original" and "future" barycentric values of 1/a are +0.000617
and +0.000816 (+/- 0.000036) AU^-1, respectively.
Brian G. Marsden (C) Copyright 2007 MPC M.P.E.C. 2007-K75
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