Registry · deep sky

HD 4308

HighPM* SIMBAD PM* G6VFe-0.9 270 papers

harvesting The full record is being pulled from the archives right now — measurement tables, the Gaia row, catalogue photometry. This page will fill itself in.

Right ascension: 00h 44m 39.27s
Declination: −65° 38′ 58.3″
Galactic l, b: 304.05, -51.46
Magnitude V: 6.552
Parallax: 45.356 mas
Redshift z: 0.00031756
Radial velocity: 95.187 km/s
Proper motion: 157.6, -741.9 mas/yr

Also known as

1 identifiers

HD 4308

Recorded parameters

1 quantity with a single published value

Parameter	Value	Unit	Uncertainty	As published	Source	Reference
Radius	1.02	R_sun	± 0.01		NASA Exoplanet Archive	Stassun et al. 2017

Published measurements

2 quantities measured more than once

One object can carry a dozen published estimates of the same quantity. The register keeps them side by side rather than picking a winner — the citation is part of the value.

Mass 2 values

Value	Unit	Uncertainty	Band / method	Source	Reference	Year
0.93	M_sun	± 0.1		NASA Exoplanet Archive	Stassun et al. 2017	2017
0.83	M_sun	± 0.01		NASA Exoplanet Archive	Udry et al. 2006	2006

Effective temperature 2 values

Value	Unit	Uncertainty	Band / method	Source	Reference	Year
5,686	K	± 16		NASA Exoplanet Archive	Stassun et al. 2017	2017
5,685	K	± 13		NASA Exoplanet Archive	Udry et al. 2006	2006

Related objects

Object	Type	Relation
HD 4308 b	Exoplanet	host

In the same field

within 9 arcmin · wider search

Object	Type	Separation	V
HD 4308 b	Exoplanet	11.76″	6.55
Gaia DR3 4708609548964368384	WhiteDwarf	360.9″	—

Provenance

where this card came from

Archive	Read at (UTC)	Record
Seeded from the bulk archive load; no per-object fetch yet.

Machine-readable: /api/v1/object/hd-4308-3261446 · Registry entry updated 2026-08-14.