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    • MPEC 2002-B02 : 2002 AV31

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    M.P.E.C. 2002-B02                                Issued 2002 Jan. 16, 00:31 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 AV31

Observations:
     K02A31V* C2002 01 14.39230 10 04 07.81 +14 51 59.7          19.1        704
     K02A31V  C2002 01 14.40749 10 04 06.69 +14 52 46.2          19.6        704
     K02A31V  C2002 01 14.42271 10 04 05.55 +14 53 33.6          19.8        704
     K02A31V  C2002 01 14.43845 10 04 04.41 +14 54 21.4          19.8        704
     K02A31V  C2002 01 14.45377 10 04 03.25 +14 55 08.5          19.4        704
     K02A31V  C2002 01 15.41889 10 02 59.64 +15 44 35.7          18.9 R      649
     K02A31V  C2002 01 15.42343 10 02 59.29 +15 44 49.7          19.3 R      649
     K02A31V  C2002 01 15.42735 10 02 59.11 +15 45 05.3          19.9 R      711
     K02A31V  C2002 01 15.42782 10 02 58.94 +15 45 03.0          19.2 R      649
     K02A31V  C2002 01 15.43137 10 02 58.86 +15 45 15.7          19.5 R      711
     K02A31V  C2002 01 15.43541 10 02 58.49 +15 45 30.4                      711
     K02A31V  C2002 01 15.98272 10 02 21.66 +16 13 29.0          18.9 R      046
     K02A31V  C2002 01 15.98527 10 02 21.46 +16 13 37.2                      046

Observer details:
046 Klet.  Observer M. Tichy.  0.57-m f/5.2 reflector + CCD.
649 Powell Observatory, Louisburg.  Observers K. Smalley, R. Fredrick,
    R. Trentman.  0.75-m Newtonian + 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.  Observers P. J. Shelus, J. G. Ries.  0.76-m
    reflector + CCD.

Orbital elements:
2002 AV31
Epoch 2002 Jan. 6.0 TT = JDT 2452280.5                  MPC
M  61.93853              (2000.0)            P               Q
n   0.64752366     Peri.  265.79706     +0.86862164     -0.43471258
a   1.3232207      Node   119.81520     +0.48789815     +0.83403890
e   0.2564812      Incl.   15.90317     -0.08632402     +0.33971175
P   1.52           H   20.4           G   0.15
From 13 observations 2002 Jan. 14-15.

Ephemeris:
2002 AV31                a,e,i = 1.32, 0.26, 16                  q = 0.9838
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2002 01 16    10 02.33   +16 14.6    0.336    1.282   148.5    23.7    19.7
2002 01 26    09 47.63   +24 36.0    0.349    1.321   161.7    13.5    19.5
2002 02 05    09 29.40   +31 35.2    0.383    1.359   164.1    11.5    19.7
2002 02 15    09 12.07   +36 22.8    0.437    1.395   154.7    17.6    20.2
2002 02 25    08 59.71   +39 02.4    0.506    1.430   143.8    24.2    20.8
2002 03 07    08 54.01   +40 06.1    0.587    1.462   133.9    29.3    21.3
2002 03 17    08 54.70   +40 05.2    0.678    1.493   125.3    33.0    21.8

Brian G. Marsden             (C) Copyright 2002 MPC           M.P.E.C. 2002-B02

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