AZ Cas post eclipse

AZ Cas post eclipse

Postby Robin Leadbeater » Sun Mar 31, 2013 5:28 pm

The spectrum around the Ca H K region has continued to evolve since 4th contact. Most obvious is the dramatic reduction in the Ca K absorption line at 3934 and the disappearance of broad lines at ~ 3860 and 3955. The spectrum now looks very similar to pre eclipse

_azcas_20130313_15-20130328_30.png (21.4 KiB) Viewed 1617 times
LHIRES III #29 ATIK314 ALPY 600/200 ATIK428 Star Analyser 100/200 C11 EQ6
Robin Leadbeater
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