Arp263 (NGC3239)
2023.Feb.27 etc. C14 35cmF11+reducer F7, ZWO
ASI294MM L: 5sec*2634 + Baader H-alpha 35nm 10sec*458,
RGB: Baader Planetarium RGB filter 10sec*327, 465, 412 +
H-alpha total 496.5min
Arp263 (NGC3239)
2023.Feb.27 etc. C14 35cmF11+reducer F7, ZWO
ASI294MM L: 5sec*2634 + Baader H-alpha 35nm 10sec*458,
RGB: Baader Planetarium RGB filter 10sec*327, 465, 412 +
H-alpha total 496.5min