First light and first spectra were obtained on
October 31, 2002. DEFPOS operated under 20 cm hole on the
roof of the RTT150 building. So first light from zenith!
Halpha profile for laboratory
Atmospheric Halpha emission
Galactic Halpha feature from the region
indicated below
Scanned region of galactic plane (red line)
Few More:....
Various examples on Atmospheric and Galactic features.
Instrumental profile is not corrected on the velocity profiles.