Circular No. 3804 Central Bureau for Astronomical Telegrams INTERNATIONAL ASTRONOMICAL UNION Postal Address: Central Bureau for Astronomical Telegrams Smithsonian Astrophysical Observatory, Cambridge, MA 02138, U.S.A. TWX 710-320-6842 ASTROGRAM CAM Telephone 617-864-5758 COMET IRAS-ARAKI-ALCOCK (1983d) Selected precise positions have been reported as follows: 1983 UT R.A. (1950.0) Decl. Observer May 1.87583 18 59 44.5 +51 16 01 Oja 3.88318 18 54 24.6 +52 59 15 " 4.96216 18 49 50.8 +54 19 10 " 7.06222 18 32 31.75 +58 33 18.0 McNaught 8.76271 17 48 07.34 +65 37 16.6 Ishida 8.76618 17 47 56.73 +65 38 29.8 " 8.76965 17 47 45.91 +65 39 41.1 " 8.77313 17 47 35.00 +65 40 53.3 " 9.90562 15 38 50.89 +73 19 14.8 Stattmayer 9.90680 15 38 34.59 +73 19 34.9 " 9.90967 15 37 54.33 +73 20 32.5 " 9.91285 15 37 09.00 +73 21 34.8 " 10.08033 14 53 02.47 +74 02 11.3 " 10.27892 13 50 40.23 +74 02 21.9 Bothum 10.94771 10 34 54.99 +62 28 52.3 McNaught 10.94793 10 34 52.38 +62 28 25.3 " 10.94841 10 34 47.29 +62 27 36.0 " 10.95038 10 34 23.79 +62 23 52.0 " 10.95068 10 34 19.81 +62 23 13.5 " 10.95124 10 34 13.39 +62 22 10.6 " 11.15531 9 59 34.81 +55 16 39.4 Green 11.15541 9 59 34.00 +55 16 28.9 " 11.15550 9 59 33.23 +55 16 15.1 " 11.19369 9 54 08.57 +53 47 44.8 " 11.19379 9 54 07.92 +53 47 32.5 " 11.19389 9 54 06.96 +53 47 16.7 " 11.21488 9 51 20.74 +53 00 04.4 Bothum T. Oja and G. Hahn (Kvistaberg). Measurer: Lundgren. R. McNaught, Bennet and White (Royal Greenwich Observatory). Hewitt satellite camera, University of Aston. Long. 0.348 east, lat. 50.869 north, height 36 m. K. Ishida (Tokyo Observatory, Kiso Station). P. Stattmayer (Herrsching, near Munich). Long. 11.19 east, lat. 48.00 north. Measurer: R. M. West. G. Bothum and J. Patterson (Whipple Observatory). D. W. E. Green (Oak Ridge Observatory). 0.4-m astrograph. 1983 May 11 (3804) Brian G. Marsden
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