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Observation by Andy Wilson: chi Cyg H-alpha Aug/Sep 2016

Uploaded by

Andy Wilson

Observer

Andy Wilson

Observed

2016 Sep 10 - 22:00

Uploaded

2016 Sep 21 - 18:32

Equipment
  • Altair Astro RC 250
  • Lhires III spectrograph 2400 l/mm
  • SXVR-H694
  • Astro-Physics AP1200
Location

Yatton

Target name

chi Cyg

Title

chi Cyg H-alpha Aug/Sep 2016

About this image

3 spectra near H-alpha of the Mira type of variable star chi Cyg. The star is on the rise in brightness with the H-alpha emission line making an appearance. The line is associated with a hypersonic shock wave that passes through the star once per cycle.

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