The Water Bug Galaxy / NGC 5033

NameWater Bug Galaxy
Designation(s)NGC 5033
Object Type(s)Galaxy
Relevant Catalog(s)All (Chron), NGC
Obs. Lat/Long42° 17', 073° 57'
ConstellationCanes Venatici
Date and Time Observed2025-04-17 23:03:00
InstrumentEdgeHD 8" w/f7 reducer-1,422mm FL
CameraPlayer One Apollo-M Mini
Image DetailsUp is 268.0 degrees E of N. Transparency: Good. Seeing: Good. Total integration time was 45m. Exposures 15s@300g, UV/IR Cut Filter. Darks subtracted. Dithered and recentered in SharpCap. No guiding.
DescriptionThis is a very challenging galaxy to observe properly. Thought to be a Seyfert Galaxy with an Active Galactic Nucleus (i.e. a supermassive black hole), the nucleus is very bright. The arms, which are graceful and nearly fill the FOV of my not-so-large sensor, are quite dim. So the 45m I captured here, assisted by some post processing, are probably the minimum you can get away with and still capture the arms' full extent. The inverted view shows off the arms to some advantage. This galaxy was a another discovery by William Herschel, on May 1, 1785, though he undoubtedly could see only the nucleus.
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