Butterfly Cluster

Captured by Md. Shahadat Hossain Shahal

Astrophotography information

Astrophotography Md. Shahadat Hossain Shahal
Observing location Saint Martin (21 North 92 East)
Observation date 10 March 2024
Exposure time 2 Minutes
Telescope Unistellar eQuinox 1 (Ashwin 1)
Camera Sony IMX224, 1.27 Mpx
Field of view (resolution) 0.61° x 0.46° (1.72 arcsec/pixel)
Image processing

Astrophysical information

Object type Open star cluster
Constellation Scorpius
Distance ~ 1600 ly
Angular size ~ 25 arcminutes
Physical size ~ 12-15 ly
Apparent magnitude 4.2