Registry · deep sky

HD 203856

Star SIMBAD * A0V 85 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 23m 35.53s
Declination: +40° 01′ 07.0″
Galactic l, b: 85.481, -7.283
Magnitude V: 7.21
Parallax: 6.3232 mas
Proper motion: 28.31, 7.49 mas/yr

Also known as

17 identifiers

2MASS J21233552+4001070AG+39 2270BD+39 4542Gaia DR1 1965474238352622848Gaia DR2 1965474242654170240Gaia DR3 1965474242654170240GC 29963GSC 03186-02302HD 203856HIC 105624HIP 105624PPM 61382SAO 71278SKY# 40756TD1 28053TIC 125395203TYC 3186-2302-1

In the same field

within 9 arcmin · wider search

Object	Type	Separation	V
ZTF J212411.73+400158.1	EclBin	419″	—
ATO J320.7420+39.9997	RRLyrae	435.4″	—
ATO J321.0784+39.9989	EclBin	502.5″	—

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-203856 · Registry entry updated 2026-08-14.