Registry · deep sky

HD 193946

Star SIMBAD * B1Ib 35 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 21m 32.72s
Declination: +39° 49′ 45.6″
Galactic l, b: 77.723, 1.731
Magnitude V: 9.04
Parallax: 0.5684 mas
Redshift z: -8.489e-05
Radial velocity: -25.45 km/s
Proper motion: -3.588, -6.144 mas/yr

Also known as

28 identifiers

2MASS J20213273+3949455AG+39 2112ALS 11214BD+39 4151CCDM J20215+3950ACSI+39 4151 1Gaia DR2 2061499850151685888Gaia DR3 2061499850151685888GCRV 70946GEN# +1.00193946GSC 03156-00479HD 193946HGAM 910HIC 100391HIP 100391[I59] +39 100IDS 20179+3931 ALS II +39 34MCW 881NSV 13041PMC 90-93 4770PPM 84783SAO 69895TIC 13340937TYC 3156-479-1UBV M 24780WDS J20215+3950AWEB 18119

In the same field

within 9 arcmin · wider search

Object	Type	Separation	V
HD 229073	Star	108.6″	10.17
HD 229114	Star	339″	8.86
Ass Cyg OB 9	Association	454.6″	—

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-193946 · Registry entry updated 2026-08-14.