Registry · deep sky

* zet Ori A

SB* SIMBAD SB* O9.2IbvarNwk 680 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: 05h 40m 45.53s
Declination: −01° 56′ 33.3″
Galactic l, b: 206.45, -16.59
Magnitude V: 1.9
Redshift z: 6.038e-05
Radial velocity: 18.1 km/s
Proper motion: 4, 2.5 mas/yr

Also known as

18 identifiers

* 50 Ori AADS 4263 AALS 14793BD-02 1338ACGO 105CSI-02 1338 2GCRV 3517GOS G206.45-16.59 01HD 37742HR 1948** NOI 1PMSC 05357-0200Aab** STF 774ATYC 4771-1188-1WDS J05407-0157AWDS J05407-0157Aa,AbWEB 5270* zet Ori A

In the same field

within 9 arcmin · wider search

Object	Type	Separation	V
* zet Ori	**	0.008132″	1.77
* zet Ori B	Star	2.419″	3.73
* zet Ori C	Star	57.71″	9.54
Gaia DR3 3216643261586461696	EmLine*	232.7″	—
2MASS J05405701-0200012	YSO	270.1″	—
2MASS J05405249-0200461	YSO	273.6″	—
Kiso A-0904 115	TTauri*	284.6″	13.11
Kiso A-0904 106	TTauri*	396.3″	15.75
GSC 04771-01156	Star	408.6″	—
Gaia DR3 3216534925332952448	YSO Candidate	488.9″	—

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/zet-ori-a · Registry entry updated 2026-08-14.