M103

Compact Cassiopeia cluster.

Cassiopeia NGC 581

Tonight

Not ranked for tonight — it may stay below the useful altitude window.

Vespera fit

ModeNative

FilterBroadband

DifficultyEasy

Facts

Magnitude7.4

Size6 × 6′

Distance8,500 ly

RA / Dec1.555 h / 60.65°

About

Compact Cassiopeia cluster.