# NGC 2451 (Cr 161)

NGC 2451 (Cr 161) is an open cluster in the constellation Puppis, magnitude 9.5, 38′ across.

A 9.5-magnitude open cluster in Puppis, about 38′ across.

## When and where to see it

It is best placed in the evening sky around February, when it crosses the meridian at about 10 pm local time (around midnight in January). It can be seen from everywhere south of 52°N and never sets south of 52°S.

At its highest it stands 2° up from 50°N, 17° up from 35°N, 52° up from the equator, 87° up from 35°S.

## Facts

- Type: Open cluster
- Constellation: Puppis
- Designations: Cr 161, Collinder 161
- Magnitude: 9.5
- Apparent size: 38′
- Position: RA 7h 45.3m, Dec −37° 58′ (J2000)

Open AstroPilot to see when NGC 2451 (Cr 161) is highest tonight from your location, how easy it is with your telescope or binoculars, and an eyepiece view. https://astropilot.space/object/NGC2451