Monthly Archives: February 2015
zet Pup & gam2 Vel animations
20 spectra of zet Pup taken between UT 1130 and UT 1830 on February 19, 2015. 19 spectra of gam2 Vel taken between UT 1150 and UT 1820 on February 20, 2015.
Posted in Spectroscopy
Comments Off on zet Pup & gam2 Vel animations
Gamma² Velorum update …
The gam² Vel campaign entering its third month (click to enlarge image). The impressive feature at 5696Å is the C III emission of the Wolf-Rayet companion, and the ‘left-right’ wavelength shift over time is a result of its 78.5 day orbit. … Continue reading
Posted in Spectroscopy
Comments Off on Gamma² Velorum update …
The Lhires III spectroscope at low resolution
Some test absorption and emission spectra acquired with the Lhires III using a 150 l/mm grating.
Posted in Spectroscopy
Comments Off on The Lhires III spectroscope at low resolution