NGC 3628 is a spiral galaxy known as the Hamburger Galaxy or the Sarah Galaxy. It is about 35 million light years away from our Earth. It is located in the constellation Leo, where it forms a small group of galaxies with galaxies M65 and M66 (Leo Triplet). The galaxy was discovered by William Herschel in 1784.
Spiral galaxy – NGC 3628
| Telescope | ASA 10″ F/3.6 10N ASTROGRAPH OTA |
| Focal length | 900 mm |
| Mount | DDM 85 |
| Imaging camera | Atik 460EX mono |
| Guiding cameras | – |
| Guiding optics | – |
| Focal reducers | ASA 3″ Wynne Corrector 0,85x |
| Constellations | Draco |
| Distance | 35 million light years |
| RA center | 11h 20′ 17″ |
| DEC center | +13°35′ 23″ |
| Location taken | Slovakia |
| Date taken | 04/2022 |
| Pixel scale | 1.04 arcsec/pixel |
| Filters | Astrodon LRGB, |
| Exposure | 241×90 s. L filter 46×90 s. R filter 46×90 s. G filter 46×90 s. B filter |
| Total exposure | cca.9,5 hours |
| Processing software | PixInsight, CCD Inspector |
The galaxy NGC 3628 was captured using Astrodon LRGB filters. Short exposure times were used to avoid star saturation and for better detail.