Comments on: M51, The Whirlpool Galaxy https://astrodoc.ca/m51/ Astrodoc.ca - Images of the Universe Fri, 05 Apr 2024 14:28:19 +0000 hourly 1 https://wordpress.org/?v=7.0 By: Randal Gritzner https://astrodoc.ca/m51/#comment-16520 Mon, 21 Jun 2021 13:04:48 +0000 http://astrodoc.ca/?p=5273#comment-16520 Gorgeous image! The time and expertise put in is incredible!

]]> By: Ron Brecher https://astrodoc.ca/m51/#comment-16518 Mon, 21 Jun 2021 11:23:29 +0000 http://astrodoc.ca/?p=5273#comment-16518 In reply to Trever Miller.

Not needed with that mount for exposures up to about 10m – when the mount is very well polar aligned and the T-Point model and Periodic Error Correction are set up. Guiding isn’t detrimental; it’s just one more thing that can go wrong.

]]> By: Trever Miller https://astrodoc.ca/m51/#comment-16514 Mon, 21 Jun 2021 03:41:38 +0000 http://astrodoc.ca/?p=5273#comment-16514 Quick question: Why unguided? Not needed with that mount or actually detrimental?

]]> By: Mark https://astrodoc.ca/m51/#comment-5110 Fri, 22 Apr 2016 20:29:06 +0000 http://astrodoc.ca/?p=5273#comment-5110 Very nice image, Ron! A lot of time, but worth it.

]]>