Globular cluster · constellation Oph
M 12
NGC 6218M 12MWSC 2464
Catalogue data
- Right ascension
- 16h 47m 14.5s
- Declination
- -1° 56' 52"
- Size
- 11.1′
- Position angle
- not available
- Magnitude
- 6.1 (V)
- Surface brightness
- 19.93 mag/arcsec²(derived)
- Difficulty
- 2/5
- Suggested techniques
- LRGB, RGB, OSC
- Data source
- OpenNGC
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