Registry · deep sky

HD 213240

HighPM* SIMBAD PM* G0/1V 200 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: 22h 31m 00.37s
Declination: −49° 25′ 59.8″
Galactic l, b: 343.72, -55.07
Magnitude V: 6.8
Parallax: 24.425 mas
Redshift z: -1.735e-06
Radial velocity: -0.52 km/s
Proper motion: -135.9, -193.8 mas/yr

Also known as

1 identifiers

HD 213240

Recorded parameters

1 quantity with a single published value

Parameter	Value	Unit	Uncertainty	As published	Source	Reference
Radius	1.51	R_sun	± 0.02		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 3 values

Value	Unit	Uncertainty	Source	Reference	Year
1.22	M_sun	± 0.05	NASA Exoplanet Archive	Xiao et al. 2023	2023
1.57	M_sun	± 0.12	NASA Exoplanet Archive	Stassun et al. 2017	2017
1.22	M_sun	± 0.01	NASA Exoplanet Archive	Santos et al. 2001	2001

Effective temperature 3 values

Value	Unit	Uncertainty	Source	Reference	Year
5,975	K	± 100	NASA Exoplanet Archive	Xiao et al. 2023	2023
5,979	K	± 19	NASA Exoplanet Archive	Stassun et al. 2017	2017
5,975	K		NASA Exoplanet Archive	Santos et al. 2001	2001

Related objects

Object	Type	Relation
HD 213240 b	Exoplanet	host

In the same field

within 9 arcmin · wider search

Object	Type	Separation	V
HD 213240 b	Exoplanet	3.669″	6.81
UCAC2 10771617	HighPM*	21.94″	12
HD 213240B	HighPM*	95.67″	—
HD 213285	Star	177.1″	9.51

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-213240-3388406 · Registry entry updated 2026-08-14.