Dear ASCA users, We have accepted the TOO observation of GRS 1915+105 requested by Eric Grove. It is allocated in the span of April 15-16 and the observation is performed in coordination with CGRO/OSSE and possibly with RXTE. Accordingly the observations of NGC 6799 (PI: Zabludoff) and NGC 6890 (PI: Moran) are shifted forward and G28.8+1.5 WN (PI: Nagase) is carried to the next window. F. Nagase ----------------------------------------------------------------------------- A S C A WEEKLY OBSERVATION PLAN ----------------------------------------------------------------------------- #09: April 7 - 18, 1999 ver-2 (99/ 4/ 12) (ISAS contact scientist: Y. ISHISAKI (ishisaki@phys.metro-u.ac.jp) ----------------------------------------------------------------------------- Date MNV Target Tag. Exp. Observation PI or start name Cat. (ks) Cat. Pri./TC ( PPI/Co-PI) ----------------------------------------------------------------------------- 4/ 7 19:00 APM 08279+5255 AGN 100 JPN 1/n T. Nakagawa 4/10 6:00 SN1993J N1 SNR 50 JUS 2/Y H. Inoue 4/11 9:00 3C 382 AGN 100 MJU 2/n H.Inoue /Sambruna 4/13 22:40 1E1841-0045 N4 Star 20 JPN 1/Y Y. Saito 4/14 13:50 A3667_2010-57 CG 50 JPN 1/n T. Kamae 4/15 20:00 GRS 1915+105 Bin. 30 TOO 1/Y E. Grove 4/16 14:50 NGC 6799 Gal. 60 MUJ 1/n A. Zabludoff /TBD 4/18 5:00 NGC 6890 AGN 40 MUJ 2/n E. Moran /TBD (4/18 14:40 MNV to next target) ----------------------------------------------------------------------------- A S C A WEEKLY OBSERVATION PLAN ----------------------------------------------------------------------------- #10: April 18 - 28, 1999 ver-2 (99/ 4/12) (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) ----------------------------------------------------------------------------- 4/19 5:00 G28.8+1.5 ES SNR 20 JPN 2/n F. Nagase 4/ 19 17:30 LMC 1 Gal. 40 JPN 1/n K. Koyama 4/20 19:00 LMC 2 Gal. 40 JPN 1/n K. Koyama 4/21 20:30 LMC 3 Gal. 40 JPN 1/n K. Koyama 4/22 21:50 0532-71.0 SNR 43 MUJ 2/n J. Hughes /TBD 4/24 2:20 MS 0821.5+0337 CG 65 US 1/n P. Henry 4/25 19:40 GR_17 N1 SNR 10 JPN 1/n S. Yamauchi 4/26 3:30 GR_17 N2 SNR 10 JPN 1/n S. Yamauchi 4/26 9:50 GR_17 N3 SNR 10 JPN 1/n S. Yamauchi 4/26 16:10 GR_17 N4 SNR 10 JPN 1/n S. Yamauchi 4/26 22:30 GR_17 N5 SNR 10 JPN 1/n S. Yamauchi 4/27 5:00 GR_17 N6 SNR 10 JPN 1/n S. Yamauchi 4/27 11:20 GR_17 N7 SNR 10 JPN 1/n S. Yamauchi 4/27 17:40 GR_17 N8 SNR 10 JPN 1/n S. Yamauchi 4/28 0:00 GR_17 N9 SNR 10 JPN 1/n S. Yamauchi (4/28 6:20 MNV 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: Observatory Time (Calibration, maintenance), and TOO: Target of Opportunity