Dear ASCA users, We have installed a 20-ksec ASCA ToO observation of GRB970228 (see IAU Circ. Nos. 6572, 6574) on March 7. A 20-ksec observation of G359.1+0.9 (PI; J. Hughes), once allocated in the span, is shifted to the next window in fall. F. Nagase ----------------------------------------------------------------------------- A S C A WEEKLY OBSERVATION PLAN ----------------------------------------------------------------------------- March 4 - 15, 1997 ver-3 (rev. 97/03/06) (ISAS contact scientist: K. ASAI asai@astro.isas.ac.jp) ----------------------------------------------------------------------------- Date MNV Target Tag. Exp. Observation PI or start name Cat. (ks) Cat. Pri./TC ( PPI/Co-PI) ----------------------------------------------------------------------------- 3/ 4 21:20 NGC 6334 Star 40 JPN 1/n Y. Sekimoto 3/ 5 19:40 G337.2-0.7 SNR 20 MUJ 1/n J. Hughes /TBD 3/ 6 6:50 X0921-630.1 #2 Bin. 20 JPN 2/Y K. Asai 3/ 7 0:10 GRB970228 Star 20 JPN TOO F. Nagase 3/ 7 11:40 A 2259 CG 46 US 1/n J. Hughes 3/ 8 13:00 X0921-630.1 #3 Bin. 20 JPN 2/Y K. Asai 3/ 9 6:20 Monoceros Star 80 JPN 1/n K. Koyama 3/11 15:50 Sigma CrB Star 100 US 2/Y A. Brown 3/13 22:20 RS Oph CV 40 MUJ 1/n L. Bildsten /TBD 3/14 22:20 Geminga Neb #1 SNR 40 JPN 1/n N. Kawai 3/16 2:30 Geminga Neb #2 SNR 20 JPN 1/n N. Kawai ----------------------------------------------------------------------------- (Note) Obs. Cat. JPN: Japan time, US: US time, JUS: Japan-US Collaboration, USJ: US-Japan Collaboration, MJU: Merged Japan-US (PPI=Japan), MUJ: Merged US-Japan (PPI=US), ESJ: ESA-Japan Program, MOT: Manager's observatory time (Calibration and maintenance)