IAUC No. 7706 announced the visual discovery of a nova in Sagittarius discovered independently by Alfredo J. S. Pereira (Cabo da Roca, Portugal) and W. Liller (Vina del Mar, Chile).
Position (J2000.0) 181145.82 -303049.9 (W. Liller) 181146.01 -303050.9 (A. Hale) YYYYMMDD(UT) mag observer 20010903.979 100r (W. Liller) independent discovery 20010905.846 70 (A. Pereira) discovery 20010905.868 70 (A. Pereira) 20010905.880 69 (A. Pereira) 20010905.898 70 (A. Pereira) 20010905.904 68 (A. Pereira) 20010905.928 69 (A. Pereira) 20010906.026 69 (D. W. E. Green) 20010906.039 7.27VR (W. Liller) 20010906.13 70 (A. Hale)Liller suggests the presence of H-alpha emission on a low-resolution spectrum.
Spectrum and image by Maurice Gavin
VSNET light curve (requires Java)
VSNET data search
Charts
Chart by Reinder Bouma/Edwin van Dijk
Charts with Hipparcos/Tycho magnitudes:
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