Circular No. 3808 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) Further precise positions have been reported as follows: 1983 UT R.A. (1950.0) Decl. Observer Apr. 20.70278 19 07 48.9 +47 30 00 Kumamori May 6.24549 18 41 20.55 +56 33 02.1 Douglass 9.83584 15 54 17.70 +72 54 22.8 Milet 9.88824 15 42 53.02 +73 13 25.9 " 9.90805 15 38 17.17 +73 20 00.1 Stattmayer 9.91086 15 37 38.23 +73 20 52.7 " 9.92009 15 35 30.26 +73 23 31.8 Manning 9.93264 15 32 26.06 +73 27 50.4 Stattmayer 10.44748 12 52 27.30 +72 54 50.5 Skiff 10.85422 10 54 49.72 +65 14 48.7 Fabricius 10.86092 10 53 21.96 +65 04 07.0 Milet 10.86181 10 53 06.35 +65 02 05.1 Fabricius 10.91771 10 40 56.73 +63 23 52.0 " 10.96042 10 32 21.43 +62 04 04.9 " 11.11667 10 05 24.83 +56 44 10.4 Douglass 11.14792 10 00 40.20 +55 33 58.2 " 11.88261 8 53 09.18 +24 45 35.6 McNaught 11.88298 8 53 07.79 +24 44 41.3 " 11.88461 8 53 00.54 +24 40 37.5 Stattmayer 11.88527 8 52 58.18 +24 39 00.7 " 12.14601 8 40 15.91 +14 48 07.8 Skiff 12.33706 8 32 52.14 + 8 36 54.0 Gilmore 12.33996 8 32 45.76 + 8 31 30.0 " T. Kumamori (Muro, Nara). Prediscovery observation. Long. 136.00 deg east, lat. 34.57 deg north, height 400 m. Measurer: H. Kosai. G. Douglass (U.S. Naval Observatory, Washington). 0.20-m astrograph. Measurer: R. S. Harrington. B. Milet (Nice Observatory). P. Stattmayer (Herrsching). Long. 11deg11'39" east, 47deg59'38" north, height 585 m. Measurer: R. M. West. B. Manning (Stakenbridge). 0.26-m reflector. B. A. Skiff (Lowell Observatory, Anderson Mesa Station). 0.33-m photographic telescope. Measurer: C. Shoemaker. J. Fabricius (Skalnate Pleso Observatory). Measurer: J. Svoren. R. McNaught (Royal Greenwich Observatory). Long. 0.348 deg east, lat. 50.869 deg north, height 36 m (incorrectly given on IAUC 3804). A. C. Gilmore and P. M. Kilmartin (Mt. John Observatory). 1983 May 13 (3808) Brian G. Marsden
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