Wikidata facts
- Constellation
- Sagittarius
- Image
- Stellar Swarm in NGC 6440 (52515287351).jpg
Show 12 more facts
- Commons category
- NGC 6440
- discoverer or inventor
- William Herschel
- time of discovery or invention
- 1786-05-28
- catalog code
- 2FGL J1748.7-2020
- apparent magnitude
- 6.080
- right ascension
- 267.219458
- declination
- -20.359583
- epoch
- J2000.0
- radial velocity
- -78.7
- metallicity
- -0.39
- right ascension component of proper motion
- -3.55
- declination component of proper motion
- -3.38
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