British Astronomical Association
Supporting amateur astronomers since 1890

Secondary menu

Main menu

BAA Community Member Pages David Swan
Image search

WZ Cas: a carbon star

Image

Expand image

About this observation
Observer
David Swan
Time of observation
16/02/2018 - 22:27
Object
WZ Cas
Observing location
Tynemouth, UK
Equipment
200mm SCT @ f/6.3
ASI178MM
StarAnalyser100
FireCapture and RSpec
Exposure
100 x 500ms
Like This Image
Share

I collimated the scope this eve before taking the latest spectrum. The seeing was OK and I was pleased with how sharp the spectrum of WZ Cas looked.

You can easily see the absorption troughs attributable to C2 and CN as well as the metal lines Na I at 5889/96 A and Li I at 6708 A.

* This is uncorrected for instrument response, and the units on the y axis are arbitrary.

Copyright of all images and other observations submitted to the BAA remains with the owner of the work. Reproduction of the work by third-parties is expressly forbidden without the consent of the copyright holder. For more information, please contact the webmaster.