MPEC 2002-O02 : 2002 NA31
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M.P.E.C. 2002-O02 Issued 2002 July 16, 13:58 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
2002 NA31
Observations:
K02N31A* C2002 07 15.26885 21 04 27.08 -03 44 41.0 19.1 704
K02N31A C2002 07 15.28167 21 04 28.01 -03 45 21.4 18.9 704
K02N31A C2002 07 15.29425 21 04 28.78 -03 46 01.6 19.2 704
K02N31A C2002 07 16.01251 21 05 23.80 -04 24 26.6 557
K02N31A C2002 07 16.01414 21 05 24.01 -04 24 30.8 557
K02N31A C2002 07 16.01578 21 05 24.06 -04 24 36.5 557
K02N31A C2002 07 16.34096 21 05 49.44 -04 42 17.1 18.5 R 711
K02N31A C2002 07 16.34533 21 05 49.73 -04 42 30.3 18.4 R 711
K02N31A C2002 07 16.34989 21 05 50.03 -04 42 45.6 18.6 R 711
Observer details:
557 Ondrejov. Observer L. Sarounova. 0.65-m f/3.6 reflector + CCD.
704 Lincoln Laboratory ETS, New Mexico. Observers M. Blythe, F. Shelly,
M. Bezpalko, R. Huber, L. Manguso, S. Adams, J. Piscitelli. Measurers
J. Stuart, R. Sayer, J. B. Evans, H. Viggh. 1.0-m f/2.15 reflector + CCD.
711 McDonald Observatory. Observer J. G. Ries. 0.76-m reflector + CCD.
Orbital elements:
2002 NA31
Epoch 2002 July 5.0 TT = JDT 2452460.5 MPC
M 333.05478 (2000.0) P Q
n 0.40957866 Peri. 216.97645 +0.92161824 +0.25048326
a 1.7957443 Node 125.84557 -0.20585736 +0.96303619
e 0.3275161 Incl. 21.45115 -0.32900238 +0.09909307
P 2.41 H 19.9 G 0.15
From 9 observations 2002 July 15-16.
Ephemeris:
2002 NA31 a,e,i = 1.80, 0.33, 21 q = 1.2076
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2002 07 15 21 04.09 -03 30.4 0.315 1.303 152.1 21.4 19.0
2002 07 25 21 17.81 -14 14.2 0.266 1.274 164.4 12.4 18.3
2002 08 04 21 34.45 -28 39.1 0.240 1.249 165.6 11.7 18.0
2002 08 14 21 55.99 -43 43.1 0.242 1.229 150.4 24.0 18.4
2002 08 24 22 24.45 -55 35.0 0.267 1.216 135.6 35.6 18.9
2002 09 03 22 59.15 -62 54.6 0.305 1.209 124.8 43.3 19.4
2002 09 13 23 35.34 -66 20.6 0.349 1.208 117.6 47.6 19.8
2002 09 23 00 06.99 -66 58.6 0.395 1.214 113.1 49.5 20.2
2002 10 03 00 30.82 -65 41.2 0.441 1.227 110.5 49.8 20.4
2002 10 13 00 47.75 -62 59.1 0.485 1.245 109.3 49.2 20.6
2002 10 23 01 00.44 -59 10.8 0.529 1.269 108.9 47.9 20.8
2002 11 02 01 11.01 -54 29.1 0.574 1.298 109.0 46.3 21.0
2002 11 12 01 21.04 -49 03.6 0.621 1.331 109.3 44.6 21.2
2002 11 22 01 31.43 -43 06.7 0.673 1.367 109.4 43.0 21.4
2002 12 02 01 42.54 -36 51.4 0.732 1.406 109.0 41.5 21.6
2002 12 12 01 54.61 -30 30.5 0.800 1.448 108.0 40.3 21.8
2002 12 22 02 07.69 -24 16.6 0.878 1.490 106.3 39.3 22.0
Brian G. Marsden (C) Copyright 2002 MPC M.P.E.C. 2002-O02
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