Theta CrB B6Vnn SAO 64769


Subject: Theta CrB, type B6Vnn, SAO 64769, magnitude 4.13
Telescope: Celestron 8 at f/6.3
Mount: Losmandy G-11
Imager: SBIG ST-7 CFW-8
Image Details: This image is a single four second drifted (unguided) image using the Rainbow Optics transmission grating threaded into the CFW-8 filter wheel. MaxImDL was used to take the image and process the data. Calibration was done using VSpec software. This is a hydrogen emission star as can be seen by its spectrum. May 13, 2001.