Messier Index/M43
Messier 43 (also known as M43, De Mairan's Nebula, and NGC 1982) is an w:H II region in the w:Orion constellation. It was discovered by w:Jean-Jacques Dortous de Mairan before w:1731. The De Mairan's Nebula is part of the w:Orion Nebula, separated from the main nebula by a lane of w:dust. It is part of the much larger w:Orion Molecular Cloud Complex.
Messier 43 | |
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Observation data: w:J2000 epoch | |
Type | Reflection and Emission |
Right ascension | 05h 35.6m |
Declination | -05° 16′ |
Distance | 1.6 w:kly |
Apparent magnitude (V) | +9.0 |
Apparent dimensions (V) | 20′x15′ |
Constellation | Orion |
Physical characteristics | |
Notable features | Trapezium cluster |
Other designations | M43, NGC 1982, De Mairan's Nebula |