[vsnet-alert 9221] Re: V1280 Sco still rising

Taichi Kato tkato at kusastro.kyoto-u.ac.jp
Tue Feb 13 13:07:08 JST 2007


   Fujii-san reported the following spectrum of V1280 Sco
this morning.

http://www1.harenet.ne.jp/~aikow/etc/v1280_sco_20070212.gif

   Balmer lines other than Halpha were in absorption. The overall
spectrum resembles that of a B-A type star.  Halpha was in weak
emission accompanied by a P Cyg profile (blue-shifted by 400 km/s).

   The overall reported behavior sounds pretty unusual (slow
evolution in brightness and >13 mag amplitude).


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