NGC 2264 (the Christmas Tree) and Open Cluster Trumpler 5

1100mm/F7.3 telescope
Pentax 645z (astro-modified)
total exposure time 4.1 hr
more details in <a href="https://www.astrobin.com/326897/0/?nc=all" rel="noreferrer nofollow">www.astrobin.com/326897/0/?nc=all</a>