Registry · deep sky

ATO J304.4180+37.6313

EclBin SIMBAD EB* 7 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: 20h 17m 40.33s
Declination: +37° 37′ 53.0″
Galactic l, b: 75.482, 1.113
Magnitude V: 15.07
Parallax: 0.4772 mas
Redshift z: -0.00027275
Radial velocity: -81.78 km/s
Proper motion: -5.606, -6.211 mas/yr

In the same field

within 9 arcmin · wider search

Object	Type	Separation	V
Ass Cyg OB 1	Association	91.36″	—
HD 193184	Star	134.5″	8.49
Gaia DR3 2060671363838390400	WhiteDwarf	239.4″	—
HD 228808	Star	267″	9.24
2MASS J20172212+3743367	HorBranch*	406″	—
ZTF J201724.88+373024.6	EclBin	484.4″	—
V* V2244 Cyg	RRLyrae	489.2″	—
HD 193076	Star	524.1″	7.65

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/ato-j304-4180-37-6313 · Registry entry updated 2026-08-14.