Registry · deep sky

NGC 3947

EmissionG SIMBAD EmG 118 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: 11h 53m 20.31s
Declination: +20° 45′ 05.9″
Galactic l, b: 235.49, 75.29
Redshift z: 0.0207
Radial velocity: 6,141.5 km/s
Angular size: 1.57′ × 1.027′

Also known as

23 identifiers

2MASX J11532031+2045055CAIRNS J115320.30+204504.9ECO 3152FIRST J115320.3+204505Gaia DR2 3976306290577894272Gaia DR3 3976306290578088832IRAS 11507+2101LEDA 37264NGC 3947NVSS J115320+204505PSCz Q11507+2101QDOT B1150461+210141SDSS J115320.31+204506.1SDSS J115320.32+204506.1SDSS J115320.32+204506.2UGC 6863UZC J115320.3+204506Z 1150.8+2102Z 127-95[CHM2007] HDC 678 J115320.31+2045055[CHM2007] LDC 836 J115320.31+2045055MCG+04-28-088[SKM2012] A1367 372

In the same field

within 9 arcmin · wider search

Object	Type	Separation	V
SN 2006aa	Supernova	13.65″	18.1
SN 2001P	Supernova	21.56″	17.5
SN 1972C	Supernova	44.72″	16
LEDA 213896	Galaxy	94.42″	—
SDSS J115319.11+204655.1	QSO	110.5″	—
SDSS J115332.06+204527.7	Galaxy	166.2″	—
LEDA 213895	Galaxy	179.7″	—
TYC 1443-1339-1	RGB*	194.8″	11.05
2MASX J11532791+2041397	GtowardsCl	231.9″	—
2MASS J11530372+2045357	RGB*	234.5″	—
SDSS J115340.21+204711.1	AGN Candidate	306″	—

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-3947 · Registry entry updated 2026-08-14.