MPEC 2008-S48 : COMET P/2008 QP20 (LINEAR-HILL)
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M.P.E.C. 2008-S48 Issued 2008 Sept. 24, 17:48 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 P/2008 QP20 (LINEAR-HILL)
Observations:
PK08Q20P C2008 09 23.26302 01 48 57.76 +24 38 26.1 ES048703
PK08Q20P C2008 09 23.27126 01 48 57.67 +24 38 31.9 ES048703
PK08Q20P C2008 09 23.27934 01 48 57.72 +24 38 38.3 17.7 T ES048703
PK08Q20P C2008 09 23.28764 01 48 57.72 +24 38 43.4 ES048703
PK08Q20P C2008 09 23.31329 01 48 57.57 +24 39 01.0 ES048703
PK08Q20P C2008 09 23.32185 01 48 57.57 +24 39 06.8 17.6 T ES048703
PK08Q20P C2008 09 23.33043 01 48 57.48 +24 39 11.9 ES048703
PK08Q20P C2008 09 23.33910 01 48 57.57 +24 39 17.7 ES048703
PK08Q20P C2008 09 23.96847 01 48 58.52 +24 46 04.5 18.6 T ES048A13
PK08Q20P C2008 09 23.99152 01 48 58.44 +24 46 19.5 18.3 T ES048A13
PK08Q20P C2008 09 24.04447 01 48 58.58 +24 46 57.1 18.7 T ES048J47
PK08Q20P C2008 09 24.04867 01 48 58.56 +24 46 59.9 18.5 T ES048J47
PK08Q20P C2008 09 24.05287 01 48 58.56 +24 47 02.5 18.4 T ES048J47
PK08Q20P C2008 09 24.22718 01 48 58.91 +24 48 53.1 18.3 N ES048651
PK08Q20P C2008 09 24.22964 01 48 58.91 +24 48 54.7 18.2 N ES048651
PK08Q20P C2008 09 24.23210 01 48 58.89 +24 48 56.3 18.3 N ES048651
PK08Q20P C2008 09 24.29340 01 48 58.71 +24 49 36.5 ES048703
PK08Q20P C2008 09 24.30155 01 48 58.60 +24 49 42.2 17.7 T ES048703
PK08Q20P C2008 09 24.30397 01 48 58.55 +24 49 42.6 17.8 T ES048G96
PK08Q20P C2008 09 24.30972 01 48 58.60 +24 49 47.8 ES048703
PK08Q20P C2008 09 24.31139 01 48 58.60 +24 49 47.8 17.8 T ES048G96
PK08Q20P C2008 09 24.31789 01 48 58.60 +24 49 51.9 ES048703
PK08Q20P C2008 09 24.31879 01 48 58.72 +24 49 53.6 17.5 T ES048G96
PK08Q20P C2008 09 24.32626 01 48 58.63 +24 49 57.9 17.5 T ES048G96
PK08Q20P C2008 09 24.34363 01 48 58.30 +24 50 08.2 18.9 T ES048H55
PK08Q20P C2008 09 24.34964 01 48 58.29 +24 50 12.1 19.0 T ES048H55
PK08Q20P C2008 09 24.35564 01 48 58.26 +24 50 15.9 19.2 T ES048H55
PK08Q20P C2008 09 24.37609 01 48 58.32 +24 50 30.3 18.3 T ES048H06
PK08Q20P C2008 09 24.39310 01 48 58.09 +24 50 40.1 17.8 T ES048850
PK08Q20P C2008 09 24.40745 01 48 58.21 +24 50 50.2 18.5 T ES048H06
PK08Q20P C2008 09 24.40801 01 48 58.02 +24 50 49.4 18.1 T ES048850
PK08Q20P C2008 09 24.42257 01 48 58.02 +24 50 59.0 17.6 T ES048850
PK08Q20P C2008 09 24.52384 01 48 58.61 +24 52 15.7 18.2 T ES048474
PK08Q20P C2008 09 24.52755 01 48 58.59 +24 52 18.4 18.8 T ES048474
PK08Q20P C2008 09 24.53113 01 48 58.59 +24 52 20.7 18.6 T ES048474
PK08Q20P C2008 09 24.60534 01 48 58.81 +24 52 56.3 ES048900
PK08Q20P C2008 09 24.61326 01 48 58.62 +24 53 00.5 ES048900
PK08Q20P C2008 09 24.66503 01 48 58.45 +24 53 34.2 18.5 T ES048900
PK08Q20P C2008 09 24.67296 01 48 58.40 +24 53 38.9 18.0 T ES048900
Observer details:
474 Mount John Observatory, Lake Tekapo. Observer A. C. Gilmore. Measurer
P. M. Kilmartin. 1.0-m f/7.7 reflector + CCD.
651 Grasslands Observatory, Tucson. Observer J. E. McGaha. 0.62-m f/5.1
Newtonian reflector + CCD.
703 Catalina Sky 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. 0.68-m Schmidt + CCD.
850 Cordell-Lorenz Observatory, Sewanee. Observer D. T. Durig. 0.30-m f/2.5
Schmidt-Cassegrain + CCD.
900 Moriyama. Observer Y. Ikari. 0.26-m f/7.0 reflector + CCD.
A13 Observatoire Naef, Marly. Observer P. Kocher. 0.5-m f/3.3 Hypergraph
+ CCD.
G96 Mt. Lemmon Survey. Observer A. D. Grauer. 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.
H06 RAS Observatory, Mayhill. Observers E. Guido, G. Sostero, P. Camilleri.
0.25-m f/3.4 reflector + CCD.
H55 Astronomical Research Observatory, Charleston. Observer R. Holmes.
Measurer H. Devore. 0.61-m f/4.0 astrograph + CCD.
J47 Observatorio Nazaret. Observer G. Muler. 0.30-m Schmidt-Cassegrain + CCD.
Orbital elements:
P/2008 QP20 (LINEAR-Hill)
T 2008 Nov. 2.277 TT MPC
q 1.72410 (2000.0) P Q
n 0.150842 Peri. 71.796 +0.794065 -0.602930
a 3.49506 Node 325.167 +0.494174 +0.714178
e 0.50670 Incl. 7.752 +0.353910 +0.355562
P 6.53
From 47 observations 2008 Aug. 25-Sept. 24.
Ephemeris:
P/2008 QP20 (LINEAR-Hill)
Date TT R. A. (2000) Decl. Delta r Elong. Phase m1 m2
2008 09 21 01 48.79 +24 13.2 0.862 1.768 142.6 20.2 17.7
2008 10 01 01 48.29 +25 56.2 0.808 1.750 150.4 16.4 17.5
2008 10 11 01 45.03 +27 12.7 0.771 1.737 157.8 12.5 17.3
2008 10 21 01 40.09 +27 57.4 0.752 1.728 162.7 9.8 17.3
2008 10 31 01 35.08 +28 09.9 0.752 1.724 162.2 10.1 17.2
2008 11 10 01 31.81 +27 56.3 0.771 1.726 156.7 13.1 17.3
2008 11 20 01 31.64 +27 27.8 0.808 1.732 149.1 17.0 17.4
2008 11 30 01 35.21 +26 55.4 0.862 1.743 141.1 20.8 17.6
Brian G. Marsden (C) Copyright 2008 MPC M.P.E.C. 2008-S48
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