NGC 3293 is an open cluster in the Carina constellation.
It was discovered by Nicolas-Louis de Lacaille in 1751
It consists of more than 100 stars brighter than 14th magnitude in a 10 arc minute field, the brightest of which are blue supergiants of apparent magnitude 6.5 and 6.7. (WIKI)

Ha-LRGB image
Ha-2 HRS bin 2
L - 120 min bin 1
RGB - 30 min each bin 2

16" F3.75 Dream scope
Apogee Alta U-16M camera
Imaged from Tivoli farm Namibia