Planetary nebula · constellation Oph
NGC 6309
Box Nebula
NGC 6309PN G009.6+14.8
Catalogue data
- Right ascension
- 17h 14m 04.3s
- Declination
- -12° 54' 38"
- Size
- 15.6″
- Position angle
- not available
- Magnitude
- 11.5 (V)
- Surface brightness
- 17.20 mag/arcsec²(derived)
- Difficulty
- 2/5
- Suggested techniques
- HOO, SHO, NARROWBAND
- Data source
- OpenNGC
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