Winter Messier Cluster series No4.

Messier 48

An open cluster in Hydra.
M48 is very large cluster. it's size as same as full moon

海へび座にある有名な大散開星団。
その大きさは満月ほどもある。

Place:Backyard East Pattaya Thailand (Bortle Class 6, Moon Phase 72.9%)

Date:5th/Jan/2020 02:01
Telescope: William Optics GT 102 (102mm F/6.9)

Reducer/Flattener F0.8

ISO 1600
Expose:58 Frames X 30 Sec Total 29 Minutes.
Mount:Celestron AVX (No guide)
Camera: Pentax KP　(Stock, APS-C)
filter: Optlong L-Pro

Shot By Taro Seki Astropical.uk