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[vsnet-alert 7551] Re: SAX J1808.4-3658 optical observations
- Date: Thu, 17 Oct 2002 19:04:40 +0900 (JST)
- To: vsnet-alert@ooruri.kusastro.kyoto-u.ac.jp, vsnet-campaign-xray@ooruri.kusastro.kyoto-u.ac.jp
- From: Taichi Kato <tkato@kusastro.kyoto-u.ac.jp>
- Subject: [vsnet-alert 7551] Re: SAX J1808.4-3658 optical observations
- Sender: owner-vsnet-alert@ooruri.kusastro.kyoto-u.ac.jp
Re: SAX J1808.4-3658 optical observations
The object underwent an optical outburst reaching a similar optical
magnitude (V=16.6) in 1998. Please also note that this object has a
GCVS name V4580 Sgr (XN+XP). Further time-series observations are
evidently most urgently needed!
Regards,
Taichi Kato
VSNET Collaboration team
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