THE ASTRONOMER Electronic Circular No 245 1989 Jan 15  18.37UT.
Telecom Gold 72:MAG60138
Ed:Guy M Hurst, 16, Westminster Close, Kempshott Rise, Basingstoke,
Hants, RG22 4PP, England. Telephone:(0256)471074.Int:+44256471074
Telex:265871(MONREF G) Quote"72:MAG60138 ATT G.HURST"in FIRST line.
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COMET SHOEMAKER (1989e)
Brian Marsden telexes that Shoemaker has discovered a comet as
follows:
1989 Jan 13.52725UT RA 10h12.4m DEC +19 05' Mag 13
         14.38489      10 11.0      +19 46

1989 AZ
A fast-moving asteroid has been found by C.S.and E.M.Shoemaker with
the 0.46-m Palomar Schmidt on Jan 8 at mag 17.
Ephemeris:
Jan 12 RA 09h36.06m DEC +15 44.9' Earth 0.134 Sun 1.102 V=15.9
    14    09 23.50      +13 29.3
    16    09 12.91      +11 34.8        0.160     1.133   16.1
    18    09 03.90      +09 58.4
    20    08 56.18      +08 37.4        0.188     1.166   16.4
                                                          IAUC 4713
COMET HELIN-ROMAN-CROCKETT (1989b)
Updated elements:
T    =1988 June 30.40 ET               Peri=357.53
e    =0.1439                           Node= 92.24    (1950)
q    =3.4797 AU                        Incl=  4.36
a    =4.0648 AU    n=0.12027           P   =  8.20 years
Ephemeris:
Jan 14    08h30.27m     +21 59.5  Earth 2.577 Sun 3.546   14.6
    24    08 23.19      +22 33.2
Feb  3    08 16.10      +23 03.4        2.592     3.560   14.6
    13    08 09.71      +23 27.8
    23    08 04.67      +23 45.0        2.723     3.574   14.7
                                                          IAUC 4714
1989 AC
Revised ephemeris(cfE-240):
Jan 24    05h49.50m     +23 02.6
    26    05 56.82      +23 07.7        0.330     1.266   13.7
    28    06 03.55      +23 11.2
    30    06 09.76      +23 13.3        0.373     1.302   14.0
Feb  1    06 15.54      +23 14.4
     3    06 20.96      +23 14.5        0.418     1.338   14.3
     5    06 26.06      +23 13.9
     7    06 30.89      +23 12.7        0.466     1.374   14.6
                                                          IAUC 4715
COMET BRADFIELD (1989c)
Improved elements by Herald from 15 observations Jan 7-13:
T    =1988 Dec. 5.477 ET               Peri=195.969
                                       Node= 27.485 (1950)
q    =0.42654 AU                       Incl= 82.885
Ephemeris:
Jan 14    22h22.97m     -51 53.0        1.472     1.019   11.9
    24    23 24.91      -44 30.0        1.670     1.201   12.9
Feb  3    00 03.60      -37 41.7        1.893     1.376   13.8
    13    00 30.72      -31 57.7        2.127     1.545   14.5
                                                          IAUC 4716
Guy M Hurst