Barnard 174 is an impressive dark nebula in Cepheus
Mark
2 minute read
Integration time (running total):
* IR_PASS 12 X 180s (36m)
* L 19 X 180s (57m)
* R 38 X 180s (114m)
* G 32 X 180s (96m)
* B 28 X 180s (84m)
* Total: 6h45m
Integration time target
* Target: 10 hours
* L/IR_PASS 100 X 180s (150m)
* R 100 X 180s (150m)
* G 100 X 180s (150m)
* B 100 X 180s (150m)
* Progress: 65%
17th October 2024
Seeing index: Good (4) Jet stream: Good (9 m/s) Transparency: Ave (3)
Integration time (running total):
* L 61 X 180s (192m)
* R 58 X 180s (182m)
* G 60 X 180s (180m)
* B 54 X 180s (162m)
* Ha 53 X 300s (265m)
* Total: 16h24m
Integration time target
* Target: 28 hours
* L 100 X 180s (300m)
* R 100 X 180s (300m)
* G 100 X 180s (300m)
* B 100 X 180s (300m)
* Ha 100 X 300 (500m)
* Progress: 59%
17th October 2024
Seeing index: Good (4) Jet stream: Good (9 m/s) Transparency: Ave (3)
Integration time (running total):
* OSC 307 X 180s (921m)
* Total: 15h21m
Notes
January has been a better month for clear skies making astro imaging possible once again. Hooray! M78 in Orion is a reflection nebula approx 1600 light years from Earth with NGC2071 to its North. Also visible is part of the H-Alpha cloud known as Barnard’s Loop which encircles the left-hand/East side of the constellation. Barely visible on following the line of the dark lane in the centre of M78…