Registry · deep sky

47 UMa

Star G0V

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: 10h 59m 27.54s
Declination: +40° 25′ 49.8″
Galactic l, b: 175.78, 63.37
Distance: 13.797 pc

Published measurements

3 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 3 values

Value	Unit	Uncertainty	Source	Reference	Year
1.005192	M_sun	± 0.04689	NASA Exoplanet Archive	Rosenthal et al. 2021	2021
1.06	M_sun	± 0.1284	NASA Exoplanet Archive	TICv8	2010
1.063	M_sun	± 0.029	NASA Exoplanet Archive	Wittenmyer et al. 2009	2009

Radius 2 values

Value	Unit	Uncertainty	Band / method	Source	Reference	Year
1.136537	R_sun	± 0.02653		NASA Exoplanet Archive	Rosenthal et al. 2021	2021
1.21334	R_sun	± 0.03888		NASA Exoplanet Archive	TICv8	2010

Effective temperature 4 values

Value	Unit	Uncertainty	Source	Reference	Year
5,880	K		NASA Exoplanet Archive	Harada et al. 2025	2025
5,829.16	K	± 94.78	NASA Exoplanet Archive	Rosenthal et al. 2021	2021
5,872	K	± 92.94	NASA Exoplanet Archive	TICv8	2010
5,882	K	± 44	NASA Exoplanet Archive	Wittenmyer et al. 2009	2009

Related objects

Object	Type	Relation
47 UMa b	Exoplanet	host
47 UMa c	Exoplanet	host
47 UMa d	Exoplanet	host

In the same field

within 9 arcmin · wider search

Object	Type	Separation	V
47 UMa b	Exoplanet	0″	5.034
47 UMa c	Exoplanet	0″	5.034
47 UMa d	Exoplanet	0″	5.034
* 47 UMa d	Planet	4.985″	—
* 47 UMa b	Planet	4.985″	—
* 47 UMa c	Planet	4.985″	—
* 47 UMa	HighPM*	4.985″	—
2MASS J10595324+4020557	QSO	415.8″	—
SDSS J105847.97+402738.4	QSO	464.5″	—
SDSS J105946.85+403314.5	QSO	496.3″	—

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/47-uma · Registry entry updated 2026-08-14.