V838 Monocerotis
Abstract
A. M. Watson and R. Costero, Instituto de Astronomia, Universidad Nacional Autonoma de Mexico, report the following magnitudes obtained at the Observatorio Astronomico Nacional 2.1-m telescope (+ CID camera) on Sept. 19 UT: [7.7 microns] = 2.1:, [8.7 microns] = 1.5, [9.7 microns] = 1.3, [10.3 microns] = 1.3, [11.7 microns] = 1.2, [12.5 microns] about 1.3; [18 microns] = [1.0 (not detected). The star has brightened in the range 8.7-11.9 microns by about 3 mag since January (cf. IAUC 7831).
- Publication:
-
International Astronomical Union Circular
- Pub Date:
- September 2002
- Bibcode:
- 2002IAUC.7976....5W