Registry · deep sky

HD 181234

HighPM* SIMBAD PM* G8IV 71 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: 19h 20m 00.10s
Declination: −09° 19′ 25.0″
Galactic l, b: 27.782, -10.55
Magnitude V: 8.59
Parallax: 20.734 mas
Redshift z: -0.0001556
Radial velocity: -46.652 km/s
Proper motion: -123, -318.7 mas/yr

Also known as

21 identifiers

2MASS J19200010-0919244BD-09 5092Gaia DR1 4201307047255356544Gaia DR2 4201307051566729984Gaia DR3 4201307051566729984GEN# +1.00181234HD 181234HERZ 15143HIC 95015HIP 95015LTT 7654NLTT 47679** NSN 145APPM 202781SAO 143270SPOCS 837TIC 3409107TYC 5709-1345-1uvby98 100181234WDS J19200-0919AYZ 99 6685

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 5 values

Value	Unit	Uncertainty	Source	Reference	Year
1.011	M_sun	± 0.051	NASA Exoplanet Archive	An et al. 2025	2025
1.01	M_sun	± 0.06	NASA Exoplanet Archive	Xiao et al. 2023	2023
0.94	M_sun	± 0.118	NASA Exoplanet Archive	Feng et al. 2022	2022
0.97304	M_sun	± 0.03716	NASA Exoplanet Archive	Rosenthal et al. 2021	2021
1.01	M_sun	± 0.06	NASA Exoplanet Archive	Rickman et al. 2019	2019

Radius 2 values

Value	Unit	Uncertainty	Band / method	Source	Reference	Year
1.059423	R_sun	± 0.02399		NASA Exoplanet Archive	Rosenthal et al. 2021	2021
1.05	R_sun	± 0.07		NASA Exoplanet Archive	Rickman et al. 2019	2019

Effective temperature 3 values

Value	Unit	Uncertainty	Source	Reference	Year
5,386	K	± 60	NASA Exoplanet Archive	Xiao et al. 2023	2023
5,372.83	K	± 79.67	NASA Exoplanet Archive	Rosenthal et al. 2021	2021
5,386	K	± 60	NASA Exoplanet Archive	Rickman et al. 2019	2019

Related objects

Object	Type	Relation
HD 181234 b	Exoplanet	host

In the same field

within 9 arcmin · wider search

Object	Type	Separation	V
HD 181234 b	Exoplanet	5.294″	8.59
HD 181235	HighPM*	319.1″	7.4
ATO J289.9123-09.2381	RRLyrae	439.1″	—
HD 181188	HighPM*	473.1″	8.24

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-181234-2603036 · Registry entry updated 2026-08-14.