A Solar Minimum CaIIK View
Taken by Ron Cottrell on January 11, 2018 @ Kitt Peak National Observatory, AZ
Click photo for larger image
  Camera Used: Unavailable Unavailable
Exposure Time: Unavailable
Aperture: Unavailable
ISO: Unavailable
Date Taken: 2018:01:11 17:39:54
More images
When the solar disk in CaIIK looks like this you know you are rapidly approaching a minimum. Image captured with a Coronado 70mm CaIIK scope and a DMK41 camera.
  You must be logged in to comment.  
7 thumbs up
previous | next
Guide to Northern Lights
DarkSky Telescope Hire
Support SpaceWeather.com
Stargazing Experiences
Home | FAQ | Contact the Webmaster
©2016 Spaceweather.com. All rights reserved.