NGC 4565 (Coma Berenices)
Fig. 1 - Probably the finest example of an edge-on spiral: The galaxy NGC 4565 in Coma Berenices, photographed with a 16-inch f/4.5 Dob on an equatorial platform.
| Object name: | Constellation: | Coordinates: | Apparent size: | Visual brightness: |
|---|---|---|---|---|
| NGC 4565 | Coma Berenices | 12h36m / +25°59' | 15.8' x 2.1' | 9.5 mag |
The edge-on spiral galaxy NGC 4565 in the constellation Coma Berenices. NGC 4565 is about 30 to 50 million light-years from earth and was discovered by William Herschel in 1785 (source: Wikipedia).
Exposure time: 56min (17x approx. 3min) at ISO 800, taken on February 25 / 26, 2014. Processing with DeepSkyStacker and Photoshop. No calibration frames were taken.
Equipment: Canon EOS 450D Baader modified camera, TeleVue Paracorr Type II coma corrector, 16" f/4.5 "Ninja" dobsonian telescope riding on a dual-axis Tom Osypowski equatorial platform, Lacerta MGEN autoguider, Lacerta off axis system.
Field of view comparison: image of the moon with the same setup.
Fig. 2 - Search chart for NGC 4565. Copyright 2025 'The Mag-7 Star Atlas Project', www.siaris.net.