NGC 2997 Revisited

20-inch keller-cassegrain, NA, antlia, astrofotografie, astronomie, astronomy, astrophotography, galaxy, hakos, hakos guest farm, ias, ias observatory, ias observatory hakos, khomas, luftpumpe, namibia, ngc, ngc2997, spiral galaxy, world
NGC 2997 – Galaxy in Antlia – IAS Hakos, Namibia – Apr 2022 v1

Already done in 2019, here comes another shot at NGC 2997, a face-on unbarred spiral galaxy in Antlia. Only 1 hour of total exposure time due to many technical problems with the 20″ Cassegrain.

More details at Astrobin.

IAS – Internationale Amateursternwarte e.V. – Hakos Observatory, Namibia
IAS 20″ Philipp Keller Cassegrain, prime focus f/3 @ 1500 mm, Liebscher Mount with TeenAstro
ASI294MC Pro, Astronomik L-2
Off axis guiding with Lodestar X2
12 x 300s RGB, gain 120, offset 30, -10C, 20 flats, 71 darks
Data calibration/integration: PixInsight
Image processing: PixInsight, Lightroom

20-inch keller-cassegrain, NA, antlia, astrofotografie, astronomie, astronomy, astrophotography, galaxy, hakos, hakos guest farm, ias, ias observatory, ias observatory hakos, khomas, luftpumpe, namibia, ngc, ngc2997, spiral galaxy, world
NGC 2997 – Galaxy in Antlia – IAS Hakos, Namibia – Apr 2022 v1 Annotated

… and in comparison the 2019 image:

20-inch ak3, NA, ak3, antlia, astrofotografie, astronomie, astronomy, astrophotography, galaxy, hakos, hakos guest farm, ias, ias observatory, ias observatory hakos, khomas, luftpumpe, namibia, ngc, ngc2997, spiral galaxy, star, stars, stern, sterne, world
NGC 2997 – Spiral Galaxy in Antlia