Key facts
- Constellation
- Pisces
- Right ascension
- 01 19 55.0731
- Declination
- +16 ° 32 ′ 41.668 ″
- Heliocentric radial velocity
- 2,134 km/s
- Distance
- 29.8 Mpc
- Type
- SABo(r)a
- Size
- ~73,500 ly (22.54 kpc ) (estimated)
- Apparent size v
- 1.9' x 1.2'
via Wikipedia infobox
Wikidata facts
- Instance of
- lenticular galaxy
- Constellation
- Pisces
- Distance from Earth
- 31.1
- Image
- NGC473 - SDSS DR14.jpg
Show 11 more facts
- galaxy morphological type
- S0
- catalog code
- Gaia DR2 2591750190310966400
- discoverer or inventor
- William Herschel
- time of discovery or invention
- 1784-10-15
- redshift
- 0.007185
- apparent magnitude
- 9.563
- Commons category
- NGC 473
- right ascension
- 19.97941322986630
- declination
- 16.54480230775920
- radial velocity
- 2146
- epoch
- J2000.0
via Wikidata · CC0
~1 min read
Encyclopedic overview
NGC 473 is a lenticular galaxy in the constellation of Pisces. Its velocity with respect to the cosmic microwave background is 1819 ± 22 km/s, which corresponds to a Hubble distance of 87.5 ± 6.2 Mly (26.82 ± 1.91 Mpc). In addition, one non redshift measurement gives a distance of 97 Mly (29.8 Mpc). It was discovered on December 20, 1786 by William Herschel.
See also
Excerpted from Wikipedia’s “Q1036837” article, available under the CC BY-SA 4.0 licence.