Astronomical data · SIMBAD
- Object type
- Sy2
- Redshift
- z = 0.005876989667634502
- Morphology
- Sa
- Coordinates
- RA 27.2951° · Dec -10.4263°
View on SIMBAD →
via SIMBAD · CDS Strasbourg
Key facts
- Constellation
- Cetus
- Right ascension
- 01 49 10.829
- Declination
- −10 ° 25 ′ 35.13 ″
- Redshift
- 0.00587 ± 0.00002
- Heliocentric radial velocity
- 1760.4 ± 6.6 km/s
- Distance
- ~66.5 million ly (20.39 ± 1.45 Mpc )
- Group or cluster
- MCG -02-05-053 Group (LGG 33)
- Type
- SAB(s)ab
- Mass
- 1.9 × 10 M ☉
- Mass light ratio
- 3.6 M ☉ / L ☉
- Size
- ~29.07 kpc (diameter)
- Apparent size v
- 2.70 × 1.8 arcmin
via Wikipedia infobox
Wikidata facts
Show 11 more facts
- catalog code
- LEDA 6671
- time of discovery or invention
- 1785-11-28
- discoverer or inventor
- William Herschel
- redshift
- 0.005821
- apparent magnitude
- 8.652
- galaxy morphological type
- Sa
- Commons category
- NGC 681
- right ascension
- 27.29505773937390
- declination
- -10.42633715247790
- radial velocity
- 1820
- epoch
- J2000.0
Sources (1)
via Wikidata · CC0
~2 min read
Encyclopedic overview
NGC 681 is an intermediate spiral galaxy in the constellation of Cetus, located approximately 66.5 million light-years from Earth.
NGC 681 is a member of the MCG -02-05-053 group (also known as LGG 33), which contains four galaxies, including NGC 701 and IC 1738 [fr].
Excerpted from Wikipedia’s “NGC 681” article, available under the CC BY-SA 4.0 licence.
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