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KT Eri (2010.01.12)

KT Eri (= Possible Nova in Eridanus)
KT_Eri20100112506.png
D=280mm, F/10 + DSS-7 + ST-402
slit = 50micron
Exposure 60sec x 10 (= 10 min)
FWHM of H alpha : 1600 km/s