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IAUC 5443: 1992 BF

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                                                  Circular No. 5443
Central Bureau for Astronomical Telegrams
INTERNATIONAL ASTRONOMICAL UNION
Postal Address: Central Bureau for Astronomical Telegrams
Smithsonian Astrophysical Observatory, Cambridge, MA 02138, U.S.A.
Telephone 617-495-7244/7440/7444 (for emergency use only)
TWX 710-320-6842 ASTROGRAM CAM     EASYLINK 62794505
MARSDEN or GREEN@CFA.BITNET    MARSDEN or GREEN@CFAPS2.SPAN


1992 BF
     E. Helin reports the discovery of a fast-moving asteroidal
object by K. Lawrence and herself on exposures obtained with the
assistance also of P. Rose with the 0.46-m Palomar Schmidt telescope.
Measurements by Rose:

     1992 UT             R.A. (2000) Decl.        Mag.
     Jan. 30.46806   10 05 07.56   +15 17 04.7
          30.50764   10 04 55.19   +15 16 36.4
          31.49479    9 59 52.96   +15 04 19.5    16.5
          31.52031    9 59 44.61   +15 03 59.4
     Feb.  2.33958    9 49 47.18   +14 38 57.8    16
           2.35903    9 49 40.21   +14 38 39.9
           3.32153    9 44 00.03   +14 23 58.9    15.5
           3.34583    9 43 50.63   +14 23 35.6
           3.42101    9 43 21.45   +14 22 24.6

     Preliminary orbital elements by B. G. Marsden:

     T = 1992 June  8.486 TT          Peri. = 336.327
     e = 0.25688                      Node  = 315.670   2000.0
     q = 0.67650 AU                   Incl. =   6.809
       a =  0.91036 AU     n = 1.134716     P =   0.87 years

1992 TT    R. A. (2000) Decl.     Delta     r    Elong. Phase    V
Feb.  2    9 51.72    +14 44.3    0.134   1.116  167.3   11.2   15.1
      4    9 39.83    +14 13.4    0.128   1.112  172.0    7.1   14.8
      6    9 26.85    +13 37.6    0.123   1.109  176.6    3.1   14.5
      8    9 12.86    +12 56.6    0.118   1.104  176.4    3.2   14.4
     10    8 57.99    +12 09.8    0.114   1.100  171.4    7.7   14.6
     12    8 42.44    +11 17.5    0.111   1.095  165.7   12.8   14.7
     14    8 26.41    +10 19.9    0.109   1.091  159.9   18.2   14.8
     16    8 10.17    + 9 17.8    0.108   1.086  153.9   23.6   15.0
     18    7 53.97    + 8 12.2    0.107   1.080  148.0   29.0   15.1
     20    7 38.04    + 7 04.5    0.107   1.075  142.0   34.5   15.2
     22    7 22.59    + 5 56.0    0.107   1.069  136.2   39.8   15.4
     24    7 07.80    + 4 48.0    0.109   1.063  130.6   45.0   15.5
     26    6 53.79    + 3 41.5    0.110   1.057  125.1   50.0   15.7
     28    6 40.63    + 2 37.3    0.112   1.051  119.8   54.8   15.9


1992 February 3                (5443)             Daniel W. E. Green

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