MPEC 2001-P38: 2001 PT9
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M.P.E.C. 2001-P38 Issued 2001 Aug. 13, 17:20 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://cfa-www.harvard.edu/iau/mpc.html ISSN 1523-6714
2001 PT9
Observations:
K01P09T* C2001 08 11.60163 23 56 38.26 -03 19 48.9 19.9 608
K01P09T C2001 08 11.61208 23 56 35.35 -03 19 46.9 20.0 608
K01P09T C2001 08 11.62283 23 56 32.33 -03 19 45.2 19.9 608
K01P09T C2001 08 11.99649 23 54 54.25 -03 18 57.8 17.6 R 046
K01P09T C2001 08 11.99831 23 54 53.84 -03 18 56.0 046
K01P09T C2001 08 12.00110 23 54 53.01 -03 18 56.4 046
K01P09T C2001 08 12.00238 23 54 52.65 -03 18 56.8 046
K01P09T C2001 08 12.00396 23 54 52.31 -03 18 53.6 17.7 R 046
K01P09T C2001 08 12.02362 23 54 46.80 -03 18 54.2 557
K01P09T C2001 08 12.02618 23 54 46.07 -03 18 53.7 557
K01P09T C2001 08 12.02873 23 54 45.39 -03 18 52.9 557
K01P09T C2001 08 12.03000 23 54 45.07 -03 18 52.6 557
K01P09T C2001 08 12.03127 23 54 44.73 -03 18 52.8 19.1 V 557
K01P09T C2001 08 12.34354 23 53 22.44 -03 17 55.0 20.5 644
K01P09T C2001 08 12.35393 23 53 19.60 -03 17 53.6 19.5 644
K01P09T C2001 08 12.36487 23 53 16.56 -03 17 52.0 19.4 644
K01P09T C2001 08 12.42385 23 53 00.21 -03 17 42.9 19.6 644
K01P09T C2001 08 12.42501 23 52 59.85 -03 17 42.9 19.1 644
K01P09T C2001 08 12.42803 23 52 58.30 -03 17 45.3 18.5 R 649
K01P09T C2001 08 12.42939 23 52 57.95 -03 17 45.3 18.7 R 649
K01P09T C2001 08 12.43080 23 52 57.47 -03 17 44.7 19.0 R 649
K01P09T C2001 08 12.43435 23 52 57.31 -03 17 41.5 19.1 644
K01P09T C2001 08 12.43559 23 52 56.92 -03 17 41.2 19.0 644
K01P09T C2001 08 12.44452 23 52 54.47 -03 17 39.9 19.1 644
K01P09T C2001 08 12.44564 23 52 54.13 -03 17 39.8 18.9 644
K01P09T C2001 08 12.58397 23 52 17.14 -03 17 12.8 20.3 608
K01P09T C2001 08 12.59477 23 52 14.15 -03 17 11.5 20.1 608
K01P09T C2001 08 12.60543 23 52 11.19 -03 17 09.8 19.9 608
K01P09T C2001 08 12.93728 23 50 45.92 -03 16 34.4 046
K01P09T C2001 08 12.93815 23 50 45.76 -03 16 34.1 046
K01P09T C2001 08 12.93917 23 50 45.35 -03 16 34.3 17.9 R 046
K01P09T C2001 08 12.94007 23 50 45.10 -03 16 34.1 046
K01P09T C2001 08 12.94117 23 50 44.88 -03 16 35.0 046
K01P09T C2001 08 12.94204 23 50 44.62 -03 16 33.0 046
K01P09T C2001 08 13.03655 23 50 18.96 -03 16 20.8 557
K01P09T C2001 08 13.03782 23 50 18.65 -03 16 20.9 557
K01P09T C2001 08 13.03910 23 50 18.24 -03 16 20.9 557
K01P09T C2001 08 13.04037 23 50 17.90 -03 16 21.1 557
Observer details:
046 Klet. Observers J. Ticha, M. Tichy, P. Jelinek. 0.57-m f/5.2
reflector + CCD.
557 Ondrejov. Observer P. Kusnirak. 0.65-m f/3.6 reflector + CCD.
608 Haleakala-NEAT/MSSS. Observers E. F. Helin, S. Pravdo, K. Lawrence,
P. Kervin, R. Maeda, J. Africano, M. Hicks. 1.2-m reflector + CCD.
644 Palomar Mountain/NEAT. Observers E. F. Helin, S. Pravdo, K. Lawrence,
M. Hicks, E. Hovland, T. Bickler, J. Schroeder, L. Scherr, R. Thicksten,
A. Deetz. 1.2-m Schmidt + CCD.
649 Powell Observatory, Louisburg. Observers K. Smalley, D. Young.
Measurer K. Smalley. 0.75-m Newtonian + CCD.
Orbital elements:
2001 PT9 PHA 0.026
Epoch 2001 July 30.0 TT = JDT 2452120.5 Spahr
M 36.32255 (2000.0) P Q
n 0.55669313 Peri. 261.04095 -0.62070336 +0.78158635
a 1.4634980 Node 330.30932 -0.66110962 -0.56428267
e 0.4533172 Incl. 7.19645 -0.42149902 -0.26590945
P 1.77 H 20.2 G 0.15
From 38 observations 2001 Aug. 11-13.
Ephemeris:
2001 PT9 a,e,i = 1.46, 0.45, 7 q = 0.8001
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2001 08 09 00 08.49 -03 28.3 0.229 1.189 135.8 36.5 18.9
2001 08 19 23 25.63 -03 08.2 0.268 1.261 155.2 19.7 18.8
2001 08 29 22 51.59 -03 14.9 0.323 1.331 171.8 6.2 18.8
2001 09 08 22 27.77 -03 31.7 0.396 1.399 170.2 7.1 19.4
2001 09 18 22 13.29 -03 46.8 0.485 1.465 157.7 15.1 20.3
2001 09 28 22 06.49 -03 53.4 0.588 1.528 146.6 21.2 21.0
2001 10 08 22 05.56 -03 48.3 0.705 1.588 136.8 25.5 21.6
2001 10 18 22 08.97 -03 31.0 0.832 1.645 127.9 28.6 22.1
Timothy B. Spahr (C) Copyright 2001 MPC M.P.E.C. 2001-P38
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