Horse head

Captured with ATK-16HR

The Horsehead and Flame Nebulas, in composite color (Ha, SII and Blue filters). Sky-Watcher ED80 with TeleVue 0.8x reducer. Image by Filipe Alves.

Captured with ATK-16HR

The Trifid Nebula in LRGB. L=5x300s, RG=5x180s (binned), and B=5x210s (binned)with the TMB 130 f/6 refractor. Image by Rui Tripa

Captured with ATK-16HR

The Dumbbell nebula in LRGB. LRG=4x300s and B=4x400s, with the TMB 130 f/6 refractor. Image by Rui Tripa.