Registry · deep sky

NGC 4559B

HIIG SIMBAD H2G 33 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: 12h 36m 53.93s
Declination: +27° 44′ 56.6″
Galactic l, b: 201.2, 86.72
Redshift z: 0.02578
Radial velocity: 7,629.1 km/s
Angular size: 0.6313′ × 0.4565′

Also known as

16 identifiers

2MASX J12365393+2744569CAIRNS J123653.95+274456.4Gaia DR3 3962457804186915200GASS 50406IC 3593IRAS F12344+2801LEDA 42098Mrk 776NGC 4559BNGP9 F322-1457530SDSS J123653.92+274456.7SDSS J123653.92+274456.8UZC J123654.0+274457Z 1234.4+2802Z 159-30MCG+05-30-039

In the same field

within 9 arcmin · wider search

Object	Type	Separation	V
SDSS J123701.56+274950.4	Seyfert1	310.7″	20.04
SDSS J123634.62+274813.0	QSO	322.8″	19.5
NGC 4559A	HIIG	406.8″	—
LEDA 1817100	Galaxy	468.1″	—
SDSS J123634.49+275249.6	QSO	538.8″	19.11

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/ngc-4559b · Registry entry updated 2026-08-14.