Registry · deep sky

HD 201639

SB* SIMBAD SB* F8 47 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 10m 14.25s
Declination: +20° 44′ 37.1″
Galactic l, b: 68.901, -18.2
Magnitude V: 8.14
Parallax: 15.255 mas
Redshift z: 0.00010168
Radial velocity: 30.48 km/s
Proper motion: -91.49, 66.34 mas/yr

Also known as

24 identifiers

2MASS J21101426+2044369AG+20 2384BD+20 4844CSI+20 4844 2Gaia DR2 1789948653064791680Gaia DR3 1789948653064791680GC 29592GEN# +1.00201639GSC 01661-00373HD 201639HD 201639AHIC 104514HIP 104514PPM 112558** RAO 25ASAO 89501SBC9 3562SKY# 40277TD1 27755TIC 85412186TYC 1661-373-1uvby98 100201639WDS J21102+2045AYZ 20 8121

In the same field

within 9 arcmin · wider search

Object	Type	Separation	V
ATO J317.5543+20.6868	RSCVnV*	204.9″	13.99

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-201639 · Registry entry updated 2026-08-14.