NGC_308 Knowpia

NGC 308
	; NGC 308 is the brightest star below (south of) the lenticular galaxy NGC 307; Credit: SDSS
Observation data; Epoch J2000.0 Equinox J2000.0
Constellation	Cetus
Right ascension	00h 56m 34.33s
Declination	−01° 47′ 03.6″
Apparent magnitude (V)	15.7
Astrometry
Proper motion (μ)	RA: −5.284 mas/yr ; Dec.: −15.102 mas/yr
Parallax (π)	0.4388 ± 0.0530 mas
Distance	approx. 7,400 ly ; (approx. 2,300 pc)
Details
Radius	1.56 R☉
Luminosity	2.472 L☉
Temperature	5,789 K
Other designations
	PGC 3354
Database references
SIMBAD	data

NGC 308 is a star located in the constellation Cetus. It is only 55" away from NGC 307. It was recorded on December 31, 1866, by Robert Ball.^[3]

References edit

^ ^a ^b ^c ^d ^e ^f ^g ^h Brown, A. G. A.; et al. (Gaia collaboration) (August 2018). "Gaia Data Release 2: Summary of the contents and survey properties". Astronomy & Astrophysics. 616. A1. arXiv:1804.09365. Bibcode:2018A&A...616A...1G. doi:10.1051/0004-6361/201833051. Gaia DR2 record for this source at VizieR.
^ "NASA/IPAC Extragalactic Database". Results for NGC 0308. Retrieved September 2, 2016.
^ "New General Catalog Objects: NGC 300 - 349". Cseligman. Retrieved October 20, 2016.

Observation data Epoch J2000.0 Equinox J2000.0
NGC 308 is the brightest star below (south of) the lenticular galaxy NGC 307 Credit: SDSS
Constellation	Cetus
Right ascension	00^h 56^m 34.33^s^[1]
Declination	−01° 47′ 03.6″^[1]
Apparent magnitude (V)	15.7
Astrometry

Proper motion (μ)	RA: −5.284^[1] mas/yr Dec.: −15.102^[1] mas/yr
Parallax (π)	0.4388 ± 0.0530 mas^[1]
Distance	approx. 7,400 ly (approx. 2,300 pc)

Details

Radius	1.56^[1] `R`_☉
Luminosity	2.472^[1] `L`_☉
Temperature	5,789^[1] K

Other designations
PGC 3354^[2]
Database references
SIMBAD	data