Abell 12 Hidden Nebula

by Derek Santiago

Objects in field: The star μOri

Equipment: Celestron EdgeHD 9.25", QSI 640wsg

Integration: 9h

Abell 12, Magnitude 12.4 Planetary Nebula in Orion. Often called the "Hidden Nebula" because it is very difficult to observe and image due to its proximity to Mag 4 star, Mu Orionis Imaging Camera: QSI540 wsg Imaging Scope: 9.25" Celestron edge at F/10 Guide Camera: SX Lodestar x 2, PHD2 Mount:Avalon M Uno Filters: Astrodon Exposure: 2.5 hours 5nm OIII and 2.5 hours 5nm Ha, binned X2, 10 minute…