Dear ASCA users, Attached please find an ASCA observation schedule for April 27 to May 9. In this week, the two targets Lockman Hole (PI; Ishisaki) and MS1137.5+662 (PI; Donahue) are splitted into two pointings to allocate the time constrainted target Mkn 421 (PI; Takahashi) into requested time intervals. Next short-term schedule will be released after April 14, when I come back from a trip. Let's meet at Washington "ASCA Cherry Blossom Workshop". F. Nagase ----------------------------------------------------------------------------- A S C A WEEKLY OBSERVATION PLAN ----------------------------------------------------------------------------- April 27 - May 9, 1997 ver-1 (97/03/21) (ISAS contact scientist: T. TAKAHASHI (takahasi@astro.isas.ac.jp) ----------------------------------------------------------------------------- Date MNV Target Tag. Exp. Observation PI or start name Cat. (ks) Cat. Pri./TC ( PPI/Co-PI) ----------------------------------------------------------------------------- 4/27 18:50 G 54.1~0.3 SNR 20 USJ 2/n S. Kulkarni 4/28 8:00 NGC 7099 Bin. 30 JPN 1/n H. Negoro 4/29 1:30 Mkn 421 #2 AGN 10 JUS 2/Y T. Takahashi 4/29 7:50 Lockman hole #1 CXB 30 JPN 1/n Y. Ishisaki 4/30 1:20 Mkn 421 #3 AGN 10 JUS 2/Y T. Takahashi 4/30 7:40 Lockman hole #1 CXB 70 JPN 1/n Y. Ishisaki 5/ 1 20:30 Mkn 421 #4 AGN 10 JUS 2/Y T. Takahashi 5/ 2 4:10 PSR1929+10 Neb. SNR 40 JPN 1/n N. Kawai 5/ 3 3:00 Mkn 421 #5 AGN 10 JUS 2/Y T. Takahashi 5/ 3 10:30 MS1137.5+662 #1 CG 30 US 1/n M. Donahue 5/ 4 4:10 Mkn 421 #6 AGN 10 JUS 2/Y T. Takahashi 5/ 4 12:00 HD 197890 Star 60 ESJ 1/n J. Schmitt 5/ 6 1:00 Mkn 421 #7 AGN 10 JUS 2/Y T. Takahashi 5/ 6 8:40 YY Dra CV 40 US 1/n J. Schachter 5/ 7 7:10 MS1137.5+662 #2 CG 50 US 1/n M. Donahue 5/ 8 11:50 SN1993J #1 SNR 50 JUS 1/n H. Inoue (5/ 9 16:30 to next target) ----------------------------------------------------------------------------- (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)