MPEC 2011-L04 : COMET C/2011 K1 (SCHWARTZ-HOLVORCEM)
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M.P.E.C. 2011-L04 Issued 2011 June 1, 01:17 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 https://www.minorplanetcenter.net/ ISSN 1523-6714
COMET C/2011 K1 (SCHWARTZ-HOLVORCEM)
Observations:
CK11K010 C2011 05 26.25521 17 07 31.83 -16 40 15.9 19.5 ToEL004926
CK11K010 C2011 05 26.26764 17 07 29.98 -16 40 25.9 19.2 ToEL004926
CK11K010 C2011 05 26.27986 17 07 28.15 -16 40 35.6 19.3 ToEL004926
CK11K010 C2011 05 27.30014 17 04 57.28 -16 52 54.4 19.6 ToEL004926
CK11K010 |C2011 05 27.30194 17 04 57.11 -16 52 55.7 cEL004H06
CK11K010 |C2011 05 27.30435 17 04 56.70 -16 52 57.8 cEL004H06
CK11K010 |C2011 05 27.30675 17 04 56.36 -16 52 59.4 cEL004H06
CK11K010 |C2011 05 27.30916 17 04 55.98 -16 53 01.4 17.9 TcEL004H06
CK11K010 C2011 05 27.31003 17 04 55.87 -16 53 01.8 19.4 ToEL004926
CK11K010 C2011 05 27.31995 17 04 54.38 -16 53 08.6 19.2 ToEL004926
CK11K010 |C2011 05 27.32550 17 04 53.36 -16 53 08.5 20.3 ToEL004807
CK11K010 |C2011 05 27.32798 17 04 52.98 -16 53 10.0 oEL004807
CK11K010 |C2011 05 27.33239 17 04 52.32 -16 53 13.1 oEL004807
CK11K010 C2011 05 27.34531 17 04 50.48 -16 53 28.3 rEL004703
CK11K010 C2011 05 27.35409 17 04 49.18 -16 53 33.5 rEL004703
CK11K010 C2011 05 27.36296 17 04 47.89 -16 53 40.4 rEL004703
CK11K010 C2011 05 27.37183 17 04 46.52 -16 53 45.9 18.9 TrEL004703
CK11K010 KC2011 05 27.97643 17 03 16.71 -17 01 03.3 19.4 TvEL004I93
CK11K010 KC2011 05 27.98314 17 03 15.71 -17 01 08.2 19.3 TvEL004I93
CK11K010 KC2011 05 27.99109 17 03 14.51 -17 01 13.8 18.7 TvEL004I93
CK11K010 KC2011 05 27.99886 17 03 13.32 -17 01 18.6 18.6 TvEL004I93
CK11K010 C2011 05 28.24156 17 02 37.23 -17 04 14.3 19.0 ToEL004926
CK11K010 C2011 05 28.24669 17 02 36.46 -17 04 17.7 19.1 ToEL004926
CK11K010 C2011 05 28.29485 17 02 29.19 -17 04 52.6 18.9 ToEL004926
CK11K010 C2011 05 28.30578 17 02 27.60 -17 05 00.3 18.7 ToEL004926
CK11K010 C2011 05 28.30885 17 02 27.14 -17 05 01.7 18.2 ToEL004926
CK11K010 C2011 05 28.32267 17 02 24.99 -17 05 13.0 19.0 ToEL004H01
CK11K010 C2011 05 28.33081 17 02 23.76 -17 05 18.5 18.4 ToEL004H01
CK11K010 C2011 05 28.34531 17 02 21.57 -17 05 29.4 18.6 ToEL004H01
CK11K010 C2011 05 28.34795 17 02 21.20 -17 05 31.5 18.6 ToEL004H01
CK11K010 KC2011 05 28.98964 17 00 45.17 -17 13 12.8 18.9 TvEL004204
CK11K010 KC2011 05 29.00074 17 00 43.48 -17 13 20.8 vEL004204
CK11K010 KC2011 05 29.01379 17 00 41.46 -17 13 30.3 vEL004204
CK11K010 KC2011 05 29.05818 17 00 34.84 -17 14 01.3 18.5 ToEL004J04
CK11K010 KC2011 05 29.06019 17 00 34.48 -17 14 03.8 19.0 TrEL004104
CK11K010 KC2011 05 29.06078 17 00 34.46 -17 14 03.2 18.7 ToEL004J04
CK11K010 KC2011 05 29.06415 17 00 33.90 -17 14 06.7 19.2 TrEL004104
CK11K010 KC2011 05 29.06692 17 00 33.48 -17 14 08.5 18.7 TrEL004104
CK11K010 KC2011 05 29.27298 17 00 02.66 -17 16 36.7 18.6 TrEL004H10
CK11K010 KC2011 05 29.30999 16 59 57.10 -17 17 02.4 18.6 TrEL004H10
CK11K010 KC2011 05 30.02224 16 58 09.73 -17 25 31.9 19.8 ToEL004J04
CK11K010 KC2011 05 30.02485 16 58 09.37 -17 25 34.5 20.3 ToEL004J04
CK11K010 KC2011 05 30.30526416 57 26.91 -17 28 54.0 19.7 TtEL004H21
CK11K010 KC2011 05 30.30841116 57 26.38 -17 28 56.7 19.0 TtEL004H21
CK11K010 IC2011 05 30.31158316 57 25.98 -17 28 59.2 tEL004H21
CK11K010 C2011 05 30.33644 16 57 22.23 -17 29 15.0 19.2 TcEL004704
CK11K010 C2011 05 30.34814 16 57 20.45 -17 29 24.1 19.1 TcEL004704
CK11K010 KC2011 05 30.34883 16 57 20.32 -17 29 25.1 19.2 TuEL004H15
CK11K010 C2011 05 30.35936 16 57 18.77 -17 29 30.7 18.8 TcEL004704
CK11K010 IC2011 05 30.36127 16 57 18.33 -17 29 32.0 18.9 TuEL004H15
CK11K010 C2011 05 30.37064 16 57 17.01 -17 29 39.4 19.1 TcEL004704
CK11K010 KC2011 05 30.39095 16 57 13.89 -17 29 54.7 19.7 TrEL004H10
CK11K010 KC2011 05 30.39842 16 57 12.74 -17 30 00.4 19.8 TrEL004H10
CK11K010 KC2011 05 30.40589 16 57 11.63 -17 30 05.9 19.5 TrEL004H10
CK11K010 C2011 05 31.35292 16 54 48.13 -17 41 18.4 18.6 ToEL004H01
CK11K010 C2011 05 31.36233 16 54 46.70 -17 41 25.0 18.8 ToEL004H01
CK11K010 C2011 05 31.37610 16 54 44.59 -17 41 34.7 18.7 ToEL004H01
CK11K010 C2011 05 31.38672 16 54 42.95 -17 41 41.9 18.5 ToEL004H01
CK11K010 C2011 05 31.91093 16 53 23.35 -17 47 52.3 19.0 TrEL004B18
CK11K010 C2011 05 31.91442 16 53 22.82 -17 47 55.1 18.8 TrEL004B18
CK11K010 C2011 05 31.91789 16 53 22.31 -17 47 57.6 18.9 TrEL004B18
Observer details:
104 San Marcello Pistoiese. Observers L. Tesi, P. Bacci, G. Fagioli.
Measurer P. Bacci. 0.60-m f/4 reflector + CCD.
204 Schiaparelli Observatory. Observer L. Buzzi. 0.38-m f/6.8 reflector
+ CCD.
703 Catalina Sky Survey. Observer A. R. Gibbs. Measurers J. D. Ahern,
E. C. Beshore, A. Boattini, G. J. Garradd, A. R. Gibbs, P. Tricarico,
A. D. Grauer, R. E. Hill, R. A. Kowalski, S. M. Larson, R. H. McNaught.
0.68-m Schmidt + CCD.
704 Lincoln Laboratory ETS, New Mexico. Observers M. Blythe, G. Spitz,
R. Brungard, J. Paige, P. Festler, T. McVey, A. Valdivia. 1.0-m f/2.15
reflector + CCD.
807 Cerro Tololo. Observers R. Holmes, T. Linder, V. Hoette. Measurers
R. Holmes, T. Linder. 0.41-m f/11 Ritchey-Chretien + CCD.
926 Tenagra II Observatory. Observers M. Schwartz, P. R. Holvorcem. 0.41-m
f/3.75 astrograph + CCD, 0.81-m f/7 Ritchey-Chretien + CCD.
B18 Terskol. Observers M. Andreev, A. Sergeev, V. Kozlov, I. Sokolov,
Y. Bronich. Measurer M. Andreev. 0.6-m f/12.8 Cassegrain + CCD.
H01 Magdalena Ridge Observatory, Socorro. Observers W. H. Ryan, E. V. Ryan.
Measurer W. H. Ryan. 2.4-m f/8.9 reflector + CCD.
H06 RAS Observatory, Mayhill. Observer H. Sato. 0.50-m f/4.5 reflector + CCD.
H10 Tzec Maun Observatory, Mayhill. Observers S. Baroni, L. Buzzi, P. Concari,
S. Foglia, G. Galli, M. Tombelli, G. Sostero, E. Guido. 0.21-m f/7.87
refractor + CCD, 0.35-m f/3.8 reflector + CCD.
H15 ISON-NM Observatory, Mayhill. Observer L. Elenin. 0.45-m f/2.8
astrograph + CCD.
H21 Astronomical Research Observatory, Westfield. Observer R. Holmes.
Measurers T. Vorobjov, S. Foglia. 0.81-m f/4.0 astrograph + CCD.
I93 St Pardon de Conques. Observer F. Losse. 0.40-m f/5.0 reflector + CCD.
J04 ESA Optical Ground Station, Tenerife. Observers M. Busch, D. Koschny,
R. Kresken, A. Knoefel. Measurer M. Busch. 1.0-m f/4.4 reflector + CCD.
Orbital elements:
C/2011 K1 (Schwartz-Holvorcem)
T 2011 Apr. 19.30639 TT MPC
q 3.3529863 (2000.0) P Q
z +0.0199994 Peri. 166.62755 -0.20437382 -0.56346183
Node 70.78280 -0.95790567 +0.28353677
e 0.9329424 Incl. 122.03767 -0.20161368 -0.77596241
From 61 observations 2011 May 26-31.
Ephemeris:
C/2011 K1 (Schwartz-Holvorcem)
Date TT R. A. (2000) Decl. Delta r Elong. Phase m1 m2
2011 05 02 17 58 18.4 -11 56 41 2.6116 3.3550 130.5 13.2 19.3
...
2011 05 17 17 29 11.5 -14 47 59 2.4363 3.3624 151.9 8.1 19.2
...
2011 05 25 17 10 35.6 -16 25 01 2.3839 3.3686 163.9 4.8 19.2
...
2011 05 31 16 55 41.9 -17 37 05 2.3664 3.3742 172.5 2.2 19.2
2011 06 01 16 53 09.9 -17 48 52 2.3654 3.3753 173.8 1.9 19.2
2011 06 02 16 50 37.4 -18 00 34 2.3650 3.3763 174.9 1.5 19.2
...
2011 06 08 16 35 16.9 -19 08 34 2.3739 3.3831 172.7 2.2 19.2
...
2011 06 16 16 15 08.3 -20 31 35 2.4162 3.3935 161.2 5.5 19.2
...
2011 07 01 15 41 06.0 -22 39 43 2.5799 3.4170 139.5 11.2 19.4
Gareth V. Williams (C) Copyright 2011 MPC M.P.E.C. 2011-L04
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