Registry · deep sky

EM* AS 404

EmLine* SIMBAD Em* B 13 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 19m 55.61s
Declination: +39° 47′ 03.0″
Galactic l, b: 77.509, 1.962
Magnitude V: 10.78
Parallax: 0.8622 mas
Proper motion: -3.53, -6.523 mas/yr

Also known as

16 identifiers

2MASS J20195560+3947031ALS 11177[D75b] Em* 20-046EM* AS 404Gaia DR1 2061506889589927040Gaia DR2 2061506893898163456Gaia DR3 2061506893898163456GSC 03155-00006HBHA 3703-82[KW97] 45-25LAMOST J201955.60+394702.9LS II +39 29MHA 328-81TIC 12927862TYC 3155-6-1CSI+39-20181

In the same field

within 9 arcmin · wider search

Object	Type	Separation	V
2MASS J20194544+3944007	YSO	216.6″	—
TYC 3156-583-1	Star	230.6″	10.89
[NH52] 10	EclBin	475.3″	10.66
HD 229007	Star	495.3″	10.34
HD 228929	Star	508.6″	9.69

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/em-as-404 · Registry entry updated 2026-08-14.