Registry · deep sky

TOI-561

MainSequence* SIMBAD MS* 73 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: 09h 52m 44.55s
Declination: +06° 12′ 58.9″
Galactic l, b: 230.85, 42.73
Magnitude V: 10.24
Parallax: 11.834 mas
Redshift z: 0.00026726
Radial velocity: 80.111 km/s
Proper motion: -108.5, -61.28 mas/yr

Also known as

11 identifiers

2MASS J09524454+0612589AP J09524454+0612589Gaia DR1 3850421000995561088Gaia DR2 3850421005290172416Gaia DR3 3850421005290172416GSC 00243-01528TIC 377064495TYC 243-1528-1UCAC4 482-047857WISE J095244.47+061258.2TOI-561

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
0.806	M_sun	± 0.036	NASA Exoplanet Archive	Piotto et al. 2024	2024
0.7601	M_sun	± 0.0245	NASA Exoplanet Archive	MacDougall et al. 2023	2023
0.806	M_sun	± 0.036	NASA Exoplanet Archive	Lacedelli et al. 2022	2022
0.785	M_sun	± 0.018	NASA Exoplanet Archive	Lacedelli et al. 2021	2021
0.805	M_sun	± 0.03	NASA Exoplanet Archive	Weiss et al. 2021	2021

Radius 7 values

Value	Unit	Uncertainty	Source	Reference	Year
0.843	R_sun	± 0.005	NASA Exoplanet Archive	Piotto et al. 2024	2024
0.8566	R_sun	± 0.0143	NASA Exoplanet Archive	MacDougall et al. 2023	2023
0.843	R_sun	± 0.005	NASA Exoplanet Archive	Lacedelli et al. 2022	2022
0.849	R_sun	± 0.007	NASA Exoplanet Archive	Lacedelli et al. 2021	2021
0.832	R_sun	± 0.019	NASA Exoplanet Archive	Weiss et al. 2021	2021
0.84	R_sun	± 0.05	NASA Exoplanet Archive	ExoFOP	2020
0.840576	R_sun	± 0.04523	NASA Exoplanet Archive	ExoFOP	2020

Effective temperature 5 values

Value	Unit	Uncertainty	Source	Reference	Year
5,342	K	± 57	NASA Exoplanet Archive	MacDougall et al. 2023	2023
5,372	K	± 70	NASA Exoplanet Archive	Lacedelli et al. 2022	2022
5,455	K	± 65	NASA Exoplanet Archive	Lacedelli et al. 2021	2021
5,326	K	± 64	NASA Exoplanet Archive	Weiss et al. 2021	2021
5,391	K	± 185	NASA Exoplanet Archive	ExoFOP	2020

Related objects

Object	Type	Relation
TOI-561 b	Exoplanet	host
TOI-561 c	Exoplanet	host
TOI-561 d	Exoplanet	host
TOI-561 e	Exoplanet	host

In the same field

within 9 arcmin · wider search

Object	Type	Separation	V
TOI-561f	Planet	0″	—
TOI-561 b	Exoplanet	1.932″	10.25
TOI-561 c	Exoplanet	1.932″	10.25
TOI-561 d	Exoplanet	1.932″	10.25
TOI-561 e	Exoplanet	1.932″	10.25
BD+06 2221	HighPM*	242.3″	9.62
LEDA 1297523	Galaxy	302.5″	—
ACT-CL J0952.6+0618	ClG	349.9″	—
LEDA 3461387	Galaxy	430.7″	—
[VV2006] J095229.9+060641	QSO	436″	18.97
2MASS J09524622+0620410	Low-Mass*	462.9″	—

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/toi-561-1658814 · Registry entry updated 2026-08-14.