[vsnet-alert 11374] Optical spectrum of Possible nova in Sagittarii (ASAS 180708-3346.6)

新井彰 arai-akira at hiroshima-u.ac.jp
Sat Aug 8 07:20:59 JST 2009


We performed optical spectroscopy of ASAS 180708-3346.6 with
High Speed Spectrograph/KANATA on 2009 August 7.63 UT.

The balmer lines(H-alpha and H-beta) and Fe II emission lines
are seen in our spectrum. H-alpha emission line shows an
asymmetricprofile. The FWHM of the H-alpha emission line is about
2100 km/s. Our results are agreement with the report by
M. Fujii (vsnet-alert 11372). We also confirmed that the object is a nova.

Our spectrum is reported in our blog:
http://kanatatmp.g.hatena.ne.jp/kanataobslog/20090807


Regards, Akira Arai,
Tomoyuki Komatsu, Msayuki Yamanaka,
Mahito Sasada and Ryosuke Itoh,
Higashi-Hiroshima Observatory, Japan (Hiroshima Univ.)


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