A. Kruszewski, Warsaw University Observatory, and W. Krzeminski, Copernicus Astronomical Center, communicate: "E. Bogusz and A. Udalski monitored the nova WZ Sge in B on the nights Dec. 6-7, 7-8 and 8-9. The nova continues to vary with amplitude 0.3 magnitude, and it faded to 9.2 in B. Single broad maxima and minima follow the pre-outburst ephemeris. Secondary minima are absent. Further visual magnitude estimates: Dec. 12.97 UT, 9.6 (C. S. Morris, Prospect Hill Observatory); 15.08, 9.6 (P. L. Collins, Mount Hopkins Observatory); 18.01, 10.0 (D. Levy, Amherst View, Ontario); 21.99, 10.5 (J. E. Bortle, Brooks Observatory); 26.01, 10.5 (J. De Young, Huntington, WV); 28.96, 10.8 (Bortle); 30.02, 10.9 (L. Hyatt, Arlington, VA); 1979 Jan. 1.10, 12.6 (J. Morgan, Prescott, AZ); 2.11, 12.7 (Morgan).
International Astronomical Union Circular
- Pub Date:
- January 1979