IC 2391

IC 2391 (Caldwell 85, VDBH 42, omi Vel Cluster and others) is a trumpler (https://en.wikipedia.org/wiki/Trumpler_classification) class II 3 p open cluster approximately 456 light-years away in Vela.

Luminance – 10x600s – 60 minutes – binned 1x1
RGB – 10x600s – 60 minutes each – binned 1x1

240 minutes total exposure – 4 hours

LRGB - https://www.flickr.com/photos/dcrowson/53415791142/sizes/l/
LRGB annotated - https://www.flickr.com/photos/dcrowson/53416879338/sizes/l/

Imaged over seven nights in May and June, 2022 at the Heaven’s Mirror Observatory (Australia) with a FLI PL16083 on a Takahashi FSQ-106ED at f/3.6 382 mm.

RGB – 2x600s – 20 minutes each – binned 1x1

60 minutes total exposure – 1 hour

RGB - https://www.flickr.com/photos/dcrowson/53415791372/sizes/l/

Imaged January 8th, 2022 at the El Sauce Observatory – Telescope.Live (Rio Hurtado, Chile) with a FLI ML16200 on an Officina Stellare RH200.

This data is from Telescope Live (https://telescope.live/) “One-click Observations.”