Arp 299 (Galaxy cluster)

R/B-band color composite image from the Second Digitized Sky Survey (DSS2), measuring 30 arcminutes across.

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From Cambridge , Arp 299 will become visible at around 20:58 (EDT), 32° above your north-western horizon, as dusk fades to darkness. It will then sink towards the horizon, becoming tricky to observe after 22:39 when it dips 21° above your north-western horizon.

Name Arp 299
Object type Galaxy cluster
Comprised of NGC3690
IC694
Other names
Arp 299[1]
Mrk 171[2]
Position
Right ascension:11h28m [1]
Declination:+58°33' [1]
Constellation:Ursa Major
Magnitude:11.80 (V) [2]

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