Periodic Comet Grigg-Skjellerup (1986m)
Abstract
Ephemeris from the orbital elements on MPC 10519: 1987 ET R.A. (1950) Decl. Delta r m1 Apr. 5 6 03.32 - 0 13.9 15 6 21.71 + 1 40.5 1.191 1.316 15.7 25 6 44.02 + 3 32.0 May 5 7 10.37 + 5 19.9 1.120 1.164 14.7 15 7 40.92 + 7 03.6 25 8 15.90 + 8 42.5 1.023 1.049 13.9 June 4 8 55.49 +10 14.5 14 9 39.68 +11 35.1 0.926 0.995 13.3 24 10 28.08 +12 36.6 July 4 11 19.75 +13 08.0 0.868 1.018 13.3 14 12 13.01 +12 59.9 24 13 05.82 +12 08.6 0.884 1.111 13.9 Aug. 3 13 56.28 +10 39.0 13 14 43.10 + 8 43.3 0.989 1.251 14.9 23 15 25.79 + 6 35.5 Sept. 2 16 04.49 + 4 27.7 1.175 1.416 16.1 T. A. Morley writes that this comet is currently considered to be the most attractive candidate for the retargeting of the GIOTTO spacecraft and therefore points out the need for extensive and reliable astrometric observations. Further information can be obtained from him at the address: ESOC, Robert-Bosch-Str. 5, D-6100 Darmstadt, West Germany; telex (West Germany) 419453 ESOC D.
- Publication:
-
International Astronomical Union Circular
- Pub Date:
- March 1987
- Bibcode:
- 1987IAUC.4346....1M