Astrophotography · Stars and systems
Ptolemy's Cluster
Captured by Md. Shahadat Hossain Shahal
The object · NGC 6475
A detailed essay on Ptolemy’s Cluster is coming soon.
বাংলায়
এই জ্যোতিষ্কের বিস্তারিত বাংলা বিবরণ শীঘ্রই যুক্ত হবে।
- Photographer
- Md. Shahadat Hossain Shahal | Sohanur Rahman
- Observing location
- Saint Martin (21 North 92 East) | Pabna (24 North 89 East)
- Observation date
- 10 March, 2024 | 15 May, 2024
- Exposure
- 108 Seconds | 32 Minutes
- Telescope
- Unistellar eQuinox 1 (Ashwin 1 | Ashwin 2)
- Camera
- Sony IMX224, 1.27 Mpx
- Field of view
- 0.61° x 0.46° (1.72 arcsec/pixel)
- Image processing
- Md. Shahadat Hossain Shahal
Astrophotographic information
- Object type
- Open Star Cluster
- Constellation
- Scorpius
- Distance
- ~ 980 ly
- Angular size
- ~ 80 arcminutes
- Physical size
- ~ 25 ly
- Apparent magnitude
- 3.3
Astrophysical information