# M 108 (NGC 3556)

M 108 (NGC 3556) is a galaxy in the constellation Ursa Major, magnitude 10.0, 8.7′ × 2.2′ across.

An edge-on barred spiral in Ursa Major, a mottled sliver of light 48′ from the Owl Nebula (M97); the two make a fine pair.

## When and where to see it

It is best placed in the evening sky around April, when it crosses the meridian at about 10 pm local time (around midnight in March). It can be seen from everywhere north of 34°S and never sets north of 34°N.

At its highest it stands 84° up from 50°N, 69° up from 35°N, 34° up from the equator, below the horizon from 35°S.

## Facts

- Type: Galaxy
- Constellation: Ursa Major
- Designations: NGC 3556, Surfboard Galaxy
- Magnitude: 10.0
- Apparent size: 8.7′ × 2.2′
- Position: RA 11h 11.5m, Dec +55° 40′ (J2000)

Open AstroPilot to see when M 108 (NGC 3556) is highest tonight from your location, how easy it is with your telescope or binoculars, and an eyepiece view. https://astropilot.space/object/M108