Registry · deep sky

HD 203644

HighPM* SIMBAD PM* K0III 51 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: 21h 22m 00.42s
Declination: +49° 23′ 19.9″
Galactic l, b: 91.905, -0.4381
Magnitude V: 5.671
Parallax: 10.492 mas
Redshift z: -1.444e-05
Radial velocity: -4.33 km/s
Proper motion: 37.4, 61.14 mas/yr

Also known as

25 identifiers

2MASS J21220043+4923199AG+49 1787BD+48 3357DO 39482Gaia DR2 2171040585855284480Gaia DR3 2171040585855284480GC 29926GCRV 13446GEN# +1.00203644GSC 03597-01743HD 203644HIC 105497HIP 105497HR 8185IRAS 21202+4910PLX 5153PLX 5153.00PPM 61342SAO 50761SKY# 40697TIC 277247794TYC 3597-1743-1UBV 18455UBV M 25663WEB 19156

In the same field

within 9 arcmin · wider search

Object	Type	Separation	V
IRAS 21206+4906	LongPeriodV*	352.8″	—
Kiso J212152.93+491720.2	EclBin	367″	—
LS III +49 22	Star	370.1″	—
4C 49.39	Radio	377.2″	—
HD 203746	**	462.5″	6.843

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-203644 · Registry entry updated 2026-08-14.