Webb’s Cross

Captured by Md. Shahadat Hossain Shahal

Astrophotography information

Astrophotography Md. Shahadat Hossain Shahal
Observing location Saint Martin (21 North 92 East)
Exposure time 6 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 Md. Shahadat Hossain Shahal
Image processing method

Astrophysical information

Object type Open star cluster
Constellation Sagittarius
Distance ~ 3930 ly
Angular size ~ 14 arcminutes
Physical size ~ 18-20 ly
Apparent magnitude 6.5