NGC 7129 is a reflection nebula with dimension 7’x7’ located 3300 light years away in the constellation Cepheus.
A young open cluster is responsible for illuminating the surrounding nebula.
A professional survey indicated that the cluster contains more than 130 stars less than 1 million years old, so very youg stars.
All the area around NGC 7129 is rich in dust.
(text adapted from Wikipedia)
Optic GSO RC12 Truss - Aperture 304mm, focal lenght 2432mm, f/8
Mount 10Micron GM2000 HPSII
Camera ZWO ASI 2600 MM Pro with filter wheel 7 positions
Filters Astrodon Gen2 E-Serie Tru-Balance 50mm unmounted LRGB
Guiding system ZWO OAG-L with guide camera ASI 174MM
Exposure details L 44x300" bin3 -15C
R 13x300" bin3 -15C
G 14x300" bin3 -15C
B 13x300" bin3 -15C
Total integration 7h
Acquisition Voyager, PHD2
Processing Pixinsight 1.8, Photoshop CS5, StarXTerminator, NoiseXTerminator
Location Promiod (Aosta Valley, Italy), own remote observatory
Date 3/4/23 August, 22 September 2022