MPEC 2008-R76 : COMET P/2001 R1 = 2008 Q4 (LONEOS)
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M.P.E.C. 2008-R76 Issued 2008 Sept. 15, 17:08 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/2001 R1 = 2008 Q4 (LONEOS)
Observations:
PK08Q040 C2008 09 02.78221 07 48 54.32 +24 58 49.3 ER076349
PK08Q040 C2008 09 02.78531 07 48 54.95 +24 58 48.6 ER076349
PK08Q040 C2008 09 02.78838 07 48 55.56 +24 58 47.8 16.4 T ER076349
PK08Q040 C2008 09 03.11308 07 50 02.74 +24 57 00.8 ER076118
PK08Q040 C2008 09 03.11638 07 50 03.48 +24 56 59.6 ER076118
PK08Q040 C2008 09 08.77707 08 09 14.44 +24 22 24.9 ER076367
PK08Q040 C2008 09 08.78020 08 09 15.06 +24 22 23.3 16.7 N ER076367
PK08Q040 C2008 09 08.80184 08 09 19.48 +24 22 16.8 ER076900
PK08Q040 C2008 09 08.80803 08 09 20.63 +24 22 13.6 16.5 N ER076900
PK08Q040 C2008 09 09.10719 08 10 20.09 +24 20 10.8 16.3 N ER076A71
PK08Q040 C2008 09 09.11001 08 10 20.85 +24 20 10.1 16.4 N ER076A71
PK08Q040 C2008 09 09.11285 08 10 21.35 +24 20 09.3 16.5 N ER076A71
PK08Q040 C2008 09 09.12503 08 10 23.90 +24 20 03.8 17.0 T ER076215
PK08Q040 C2008 09 09.12574 08 10 24.02 +24 20 03.5 17.3 T ER076215
PK08Q040 C2008 09 09.12644 08 10 24.14 +24 20 03.1 17.0 T ER076215
PK08Q040 2008 09 09.78611 08 12 35.25 +24 15 32.8 18.0 T ER076372
PK08Q040 2008 09 09.79688 08 12 37.47 +24 15 28.4 17.8 T ER076372
PK08Q040 C2008 09 10.77030 08 15 49.97 +24 08 36.2 ER076349
PK08Q040 C2008 09 10.77337 08 15 50.56 +24 08 34.6 ER076349
PK08Q040 C2008 09 10.77642 08 15 51.14 +24 08 33.3 16.6 T ER076349
PK08Q040 C2008 09 14.22432 08 27 02.49 +23 42 54.9 17.5 N ER076J51
PK08Q040 C2008 09 14.23283 08 27 04.08 +23 42 52.0 17.1 N ER076J51
PK08Q040 C2008 09 14.24134 08 27 05.67 +23 42 48.1 16.8 N ER076J51
Observer details:
118 Modra. Observer S. Gajdos. 0.6-m f/5.5 reflector + CCD.
215 Buchloe. Observer W. Hasubick. 0.44-m f/4.6 reflector + CCD.
349 Ageo. Observer K. Kadota. 0.25-m f/5.0 reflector + CCD.
367 Yatsuka. Observer H. Abe. 0.26-m f/6.0 reflector + CCD.
372 Geisei. Observers T. Seki, K. Muraoka, S. Shimomoto. 0.70-m f/7
reflector.
900 Moriyama. Observer Y. Ikari. 0.26-m f/7.0 reflector + CCD.
A71 Stixendorf. Observer M. Jaeger. Measurer W. Vollmann. 0.20-m f/2.8
reflector + CCD.
J51 Observatorio Atlante, Tenerife. Observer J. A. Henriquez. 0.2-m f/9
Cassegrain + CCD.
Orbital elements:
P/2001 R1 = 2008 Q4 (LONEOS)
Epoch 2002 Feb. 15.0 TT = JDT 2452320.5
T 2002 Feb. 17.57306 TT MPC
q 1.3605080 (2000.0) P Q
n 0.15201658 Peri. 24.73672 +0.49843564 -0.86400240
a 3.4770325 Node 35.48768 +0.77359776 +0.40623500
e 0.6087158 Incl. 7.03953 +0.39129071 +0.29744408
P 6.48
Epoch 2008 Aug. 2.0 TT = JDT 2454680.5
T 2008 Aug. 4.75856 TT MPC
q 1.3450207 (2000.0) P Q
n 0.15293123 Peri. 24.96262 +0.49783288 -0.86438220
a 3.4631550 Node 35.30179 +0.77374084 +0.40581090
e 0.6116198 Incl. 7.03253 +0.39177485 +0.29691906
P 6.44
From 150 observations 2001-2008, mean residual 0".79.
Brian G. Marsden (C) Copyright 2008 MPC M.P.E.C. 2008-R76
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