Circular No. 2274 Central Bureau for Astronomical Telegrams INTERNATIONAL ASTRONOMICAL UNION Postal Address: Central Bureau for Astronomical Telegrams Smithsonian Astrophysical Observatory, Cambridge, MA 02138, U.S.A. Cable Address: SATELLITES, NEWYORK Western Union: RAPID SATELLITE CAMBMASS COMET ABE (1970g) The following precise positions have been reported: 1970 UT R. A. (1950) Decl. Mag. Observer July 25.78912 2 18 27.54 +34 04 05.3 Seki 25.79259 2 18 27.26 +34 04 13.0 " 26.73680 2 18 04.88 +34 41 20.5 " 26.78993 2 18 03.70 +34 43 29.8 " 27.77396 2 17 36.90 +35 23 27.0 " 27.78889 2 17 36.59 +35 24 0?.9 " 28.69063 2 17 08.89 +36 01 52.5 " 28.70313 2 17 08.65 +36 02 23.0 " Aug. 1.07206 2 14 52.07 +38 34 30.4 Milet 3.79201 2 12 16.06 +40 50 53.2 Seki 3.80313 2 12 15.47 +40 51 23.3 " 11.71808 1 58 28.12 +48 55 04.1 " 11.73125 1 58 26.25 +48 55 55.9 " 11.73576 1 58 25.54 +48 56 15.0 " 14.96884 1 48 15.00 +52 57 20.0 6.5 Rutter T. Seki (Kochi Observatory). B. Milet (Nice Observatory). G. H. Rutter (Woolston Observatory). Communicated by R. L. Waterfield The following improved parabolic elements and ephemeris have been calculated by the undersigned from 46 observations July 5 to August 14: T = 1970 Oct. 20.698 ET Peri. = 96.589 Node = 21.002 1950.0 q = 1.11238 AU Incl. = 126.721 1970 ET R. A. (1950) Decl. Delta r Mag. Sept. 2 20 42.00 +73 54.1 3 20 07.79 +73 14.5 0.811 1.350 5.8 4 19 36.62 +72 14.6 5 19 09.11 +70 57.6 0.809 1.332 5.8 6 18 45.36 +69 27.0 Sept. 7 18 25.10 +67 46.2 0.812 1.315 5.7 8 18 07.88 +65 58.0 9 17 53.25 +64 04.6 0.822 1.299 5.7 10 17 40.78 +62 08.2 11 17 30.10 +60 10.1 0.837 1.283 5.7 12 17 20.90 +58 11.6 13 17 12.93 +56 13.7 0.856 1.268 5.7 14 17 05.98 +54 17.2 15 16 59.89 +52 22.7 0.881 1.253 5.7 16 16 54.52 +50 30.5 17 16 49.76 +48 41.1 0.909 1.238 5.7 18 16 45.53 +46 54.6 19 16 41.74 +45 11.4 0.941 1.225 5.7 20 16 38.33 +43 31.4 21 16 35.26 +41 54.7 0.976 1.212 5.8 26 16 23.65 +34 40.7 Oct. 1 16 16.08 +28 42.1 1.181 1.158 6.0 6 16 10.87 +23 45.5 11 16 07.11 +19 37.9 1.406 1.124 6.2 16 16 04.30 +16 08.3 21 16 02.14 +13 08.0 1.622 1.112 6.5 26 16 00.45 +10 30.7 31 15 59.10 + 8 11.5 1.813 1.125 6.8 Mag. = 5.0 + 5 log Delta + 10 log r NOVA SCUTI 1970 Mr. T. Seki, Kochi, provides the following position: R.A. 1950 = 18h42m59s.89 +/- 0s.06, Decl. 1950 = -8o36'13".3 +/- 0".6. The following visual magnitudes have been reported: 1970 UT mv Observer Aug. 7.67 7.7 Seki 11.12 8.6 Bailey 16.17 8.6 " 18.10 8.8 " T. Seki (Kochi Observatory). R. R. Bailey (Houston, Texas). 12.5 inch reflector. 1970 September 1 (2274) Zdenek Sekanina
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