Astronomical data · SIMBAD
- Object type
- EmG
- Redshift
- z = 0.018623
- Coordinates
- RA 27.2691° · Dec -14.9748°
View on SIMBAD →
via SIMBAD · CDS Strasbourg
Key facts
- Constellation
- Cetus
- Right ascension
- 01 40 04.5754
- Declination
- −14 ° 58 ′ 29.019 ″
- Heliocentric radial velocity
- 5602 ± 19 km/s
- Distance
- 256.8 ± 18.0 Mly (78.73 ± 5.53 Mpc )
- Type
- SA0-
- Size
- ~105,900 ly (32.46 kpc ) (estimated)
- Apparent size v
- 1.4′ × 1.1′
via Wikipedia infobox
Wikidata facts
Show 11 more facts
- time of discovery or invention
- 1785-12-30
- discoverer or inventor
- William Herschel
- catalog code
- LEDA 6663
- redshift
- 0.018623
- apparent magnitude
- 9.435
- galaxy morphological type
- E-S0
- right ascension
- 27.2692000
- declination
- -14.9748806
- radial velocity
- 5531
- epoch
- J2000.0
- Commons category
- NGC 682
Sources (1)
via Wikidata · CC0
~1 min read
Encyclopedic overview
NGC 682 is a lenticular galaxy in the constellation of Cetus. Its velocity with respect to the cosmic microwave background is 5,338 ± 26 km/s, which corresponds to a Hubble distance of 78.7 ± 5.5 Mpc (~257 million light-years). It was discovered by German-British astronomer William Herschel on 30 December 1785.
One supernova has been observed in NGC 682: SN 2023xtg (Type Ia, mag. 18.1) was discovered by Kōichi Itagaki on 14 November 2023.
Excerpted from Wikipedia’s “NGC 682” article, available under the CC BY-SA 4.0 licence.
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