Registry · deep sky

Ass Cyg OB 8

Association SIMBAD As* 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: 20h 15m 00.00s
Declination: +40° 53′ 60.0″
Galactic l, b: 77.909, 3.364
Redshift z: -7.005e-05
Radial velocity: -21 km/s

Also known as

2 identifiers

Ass Cyg OB 8[MWC53] VIII Cyg

In the same field

within 9 arcmin · wider search

Object	Type	Separation	V
ATO J303.7611+40.9448	EclBin	164.4″	15.47
HD 192819	Star	312.6″	7.7
ATO J303.7090+40.8098	EclBin	342.9″	15.66
Fermi bn130219775	gammaBurst	384.9″	—
CGCS 4781	LongPeriodV*	417.3″	—
CGCS 4778	LongPeriodV*	485.3″	—
ATO J303.6271+41.0132	EclBin	527.3″	—

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/ass-cyg-ob-8 · Registry entry updated 2026-08-14.