Registry · deep sky

SN 1990U

Supernova SIMBAD SN* SNIb 69 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: 23h 04m 54.96s
Declination: +12° 18′ 20.1″
Galactic l, b: 86.25, -42.85
Redshift z: 0.00794
Radial velocity: 2,370.9 km/s

Also known as

1 identifiers

SN 1990U

In the same field

within 9 arcmin · wider search

Object	Type	Separation	V
NGC 7479	Seyfert2	66.97″	10.85
[RZH99] 315	HIIReg	103″	—
SN 2009jf	Supernova	103.5″	—
2XMM J230457.6+122028	ULX	135″	—
XBS J230443.8+121636	QSO	194.9″	—
SDSS J230453.47+122221.2	QSO	242″	—
SDSS J230518.33+122012.8	QSO	360.6″	—
XBS J230459.6+121205	Seyfert1	381.2″	—

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/sn-1990u · Registry entry updated 2026-08-14.