M97 / Owl Nebula / NGC 3587

NameOwl Nebula
Designation(s)M97, NGC 3587
Object Type(s)Planetary Nebula
Relevant Catalog(s)All (Chron), Messier, NGC
Obs. Lat/Long42° 17', 073° 57'
ConstellationUrsa Major
Date and Time Observed2024-04-20 23:06:00
InstrumentSeeStar S50 f5.0-250mm FL
CameraBuilt-in IMX462 Sensor
Image DetailsTotal integration time was 2m. Exposures 10s@auto gain. 93% moon; intermittent high clouds. Darks subtracted, no flats. Dual band filter..
DescriptionCharming planetary nebula discovered by French astronomer Pierre Méchain (Messier's observing partner) in 1781. There are actually two observations depicted here. Described in the text is my first, which you'll see in the gallery but not the featured image. Note M108 towards the bottom of the image. The featured image is based on another observation a few weeks later, this time captured with my EdgeHD 8" and ASI294 camera. A lot more focal length (2,032 v 250mm) and a better capture in some respects, but I'm fond of the SeeStar 50 image because it shows M97 in context with M108.
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