Registry · deep sky

NGC 3440

AGN SIMBAD AGN 90 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: 10h 53m 49.51s
Declination: +57° 07′ 07.5″
Galactic l, b: 149.55, 53.5
Redshift z: 0.0064
Radial velocity: 1,912.5 km/s
Angular size: 1.607′ × 0.5949′

Also known as

13 identifiers

2MASX J10534950+5707075IRAS 10508+5722IRAS F10507+5723LEDA 32714NGC 3440SDSS J105349.48+570707.1SWIRE J105349.60+570708.1UGC 6009UZC J105349.6+570708Z 1050.7+5724Z 291-9[LNJ2000] Lockman E4 1MCG+10-16-019

In the same field

within 9 arcmin · wider search

Object	Type	Separation	V
LEDA 2815935	Galaxy	30.69″	—
SDSS J105347.85+570924.8	QSO	138″	—
SDSS J105416.75+570508.6	QSO	251.8″	—
SDSS J105427.52+570749.2	QSO	312.4″	—
SDSS J105356.89+570110.1	QSO	362.4″	—
2MASX J10543226+5709324	EmissionG	377.3″	—
LEDA 3095998	Seyfert1	381.4″	—
[VV2006] J105414.7+571241	QSO	392.6″	19.42
2MASS J10530133+5705433	RadioG	401.2″	—
[VV2006] J105406.4+571340	Seyfert1	416.8″	20.31
LEDA 2558142	RadioG	435.4″	—

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-3440 · Registry entry updated 2026-08-14.