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[vsnet-obs 19441] U Sco observation (Ouda team) Feb. 25
- Date: Fri, 26 Feb 1999 22:35:45 +0900 (JST)
- To: vsnet-obs
- From: Taichi Kato <tkato>
- Subject: [vsnet-obs 19441] U Sco observation (Ouda team) Feb. 25
- Sender: owner-vsnet-obs@kusastro.kyoto-u.ac.jp
Comparison star:
GSC6206.372 162227.64 -174857.5 (2000.0) 13.67 0
GSC6206.372 162227.66 -174856.9 (2000.0) 13.73 0
USNO0675.10698092 162227.652 -174857.02 (2000.0) 12.3 15.0
USNO r mag 12.3 assumed.
Unfiltered CCD magnitudes:
SCOU 990225.722 8.03C Oud (secondary extinction effect?)
SCOU 990225.743 8.01C Oud
SCOU 990225.760 8.01C Oud
SCOU 990225.777 8.00C Oud
SCOU 990225.795 8.03C Oud
SCOU 990225.813 8.06C Oud
SCOU 990225.829 8.09C Oud
SCOU 990225.846 8.10C Oud
SCOU 990225.862 8.13C Oud
SCOU 990225.874 8.21C Oud
Fading rapidly.
observer: Ouda team (K. Matsumoto and T. Kato)
telescope: Ouda team rooftop station, 25-cm SCT + ST-7 unfiltered
through a objective grism
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