M 106 (NGC 4258)
M 106 (NGC 4258) is a galaxy in the constellation Canes Venatici, magnitude 8.4, 17′ × 7.2′ across.
A large, bright spiral in Canes Venatici with an active nucleus; telescopes show an elongated glow with a bright core, and photographs reveal extra 'anomalous' arms.
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 43°S and never sets north of 43°N.
At its highest it stands 87° up from 50°N, 78° up from 35°N, 43° up from the equator, 8° up from 35°S.
Facts
- Type
- Galaxy
- Constellation
- Canes Venatici
- Designations
- NGC 4258
- Magnitude
- 8.4
- Apparent size
- 17′ × 7.2′
- Position
- RA 12h 19.0m, Dec +47° 18′ (J2000)
Open AstroPilot to see when M 106 (NGC 4258) is highest tonight from your location, how easy it is with your telescope or binoculars, and an eyepiece view.