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M.P.E.C. 2001-S38 Issued 2001 Sept. 25, 19:27 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 SW169
Observations:
K01SG9W* C2001 09 19.11837 21 08 55.05 -22 30 15.5 18.3 704
K01SG9W C2001 09 19.13232 21 08 55.48 -22 29 58.9 19.1 704
K01SG9W C2001 09 19.14697 21 08 55.86 -22 29 41.8 18.7 704
K01SG9W C2001 09 19.16219 21 08 56.29 -22 29 23.3 18.7 704
K01SG9W C2001 09 19.17631 21 08 56.63 -22 29 06.8 18.9 704
K01SG9W C2001 09 21.11314 21 10 21.57 -21 50 31.2 18.3 704
K01SG9W C2001 09 21.14132 21 10 22.53 -21 49 59.0 18.8 704
K01SG9W C2001 09 21.15537 21 10 23.04 -21 49 42.7 18.9 704
K01SG9W C2001 09 24.38562 21 13 08.85 -20 45 45.0 18.8 608
K01SG9W C2001 09 24.39584 21 13 09.31 -20 45 32.7 19.1 608
K01SG9W C2001 09 24.40647 21 13 09.81 -20 45 19.8 19.3 608
K01SG9W C2001 09 25.10670 21 13 51.76 -20 31 44.2 18.2 R 649
K01SG9W C2001 09 25.11254 21 13 52.02 -20 31 37.5 18.0 R 649
K01SG9W C2001 09 25.11996 21 13 52.41 -20 31 28.8 17.8 R 649
K01SG9W C2001 09 25.12256 21 13 53.23 -20 31 23.5 18.8 644
K01SG9W C2001 09 25.14521 21 13 54.33 -20 30 57.1 18.6 644
K01SG9W C2001 09 25.16693 21 13 55.34 -20 30 31.9 18.5 644
Observer details:
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, S. Gardehire.
0.75-m Newtonian + CCD.
704 Lincoln Laboratory ETS, New Mexico. Observers M. Blythe, F. Shelly,
M. Bezpalko, R. Huber, L. Manguso, S. Adams. Measurers J. Stuart,
R. Sayer, J. B. Evans, H. Viggh. 1.0-m f/2.15 reflector + CCD.
Orbital elements:
2001 SW169
Epoch 2001 Sept. 8.0 TT = JDT 2452160.5 Spahr
M 43.94573 (2000.0) P Q
n 0.71233864 Peri. 282.51646 +0.36199945 +0.93213246
a 1.2416858 Node 8.72350 -0.82983941 +0.32675986
e 0.0498363 Incl. 3.49500 -0.42464449 +0.15606754
P 1.38 H 19.0 G 0.15
From 17 observations 2001 Sept. 19-25.
Ephemeris:
2001 SW169 a,e,i = 1.24, 0.05, 3 q = 1.1798
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2001 09 18 21 08.19 -22 52.2 0.255 1.205 137.2 34.5 17.9
2001 09 28 21 16.88 -19 34.9 0.291 1.211 130.6 38.9 18.3
2001 10 08 21 29.87 -16 24.8 0.331 1.218 124.8 42.3 18.7
2001 10 18 21 46.01 -13 21.1 0.375 1.226 119.6 45.0 19.0
2001 10 28 22 04.55 -10 21.5 0.424 1.233 114.9 46.9 19.4
2001 11 07 22 24.81 -07 24.3 0.476 1.241 110.6 48.4 19.7
2001 11 17 22 46.36 -04 28.3 0.531 1.249 106.6 49.4 20.0
2001 11 27 23 08.97 -01 32.7 0.589 1.256 102.9 50.0 20.2
2001 12 07 23 32.42 +01 22.2 0.648 1.264 99.3 50.3 20.4
2001 12 17 23 56.63 +04 15.7 0.710 1.270 95.8 50.4 20.6
2001 12 27 00 21.58 +07 07.1 0.773 1.277 92.5 50.3 20.8
2002 01 06 00 47.23 +09 54.4 0.836 1.283 89.3 50.0 21.0
2002 01 16 01 13.64 +12 36.0 0.901 1.288 86.1 49.6 21.2
2002 01 26 01 40.86 +15 09.9 0.965 1.293 83.1 49.1 21.3
2002 02 05 02 08.91 +17 33.5 1.029 1.296 80.1 48.5 21.4
2002 02 15 02 37.85 +19 44.4 1.092 1.299 77.2 47.8 21.6
2002 02 25 03 07.69 +21 40.2 1.154 1.302 74.3 47.1 21.7
Timothy B. Spahr (C) Copyright 2001 MPC M.P.E.C. 2001-S38
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