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Comet 100P/HARTLEY = 1985 L1 = 1991 E1
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image |
Photometry (FOCAS) |
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astrometry |
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B96 - |
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B96 - |
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Data obtained by use of FOCAS-
10x10 20x20 30x30 40x40 50x50 60x60 SNR SB COD
OBJECT DATE TIME +/-
-
100P 20/04/2022 22:31:42 18.66 18.11 17.87 3.6 18.2 B96
100P 20/04/2022 22:31:42* 0.19 0.16 0.02 2 3.4 Gai
100P 27/04/2022 22:49:02 18.64 18.41 18.05 17.68 17.73 4.2 18.1 B96
100P 27/04/2022 22:49:02* 0.17 0.50 0.62 0.66 0.91 2 3.1 Gai
AFRHO LOG
COMET UTC DELTA r BOX " MAG RSR CM +/-
-
100P 20/04/2022 22:31:42 1.48 2.19 18.58 18.20 4 5 1 0.728 B96
100P 27/04/2022 22:49:02 1.52 2.17 18.14 18.33 4 5 1 0.687 B96
Discovery:
Malcolm Hartley (U.K. Schmidt Telescope Unit, Australia) discovered this comet on a pair of plates exposed with a 1.2-
Recovery:
The comet might have become lost if it was not for the accidental recovery by Carolyn and Eugene Shoemaker and David Levy in 1991. Using the 0.46-