Registry · deep sky

SN 1999gi

Supernova SIMBAD SN* SNIIP 251 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 18m 16.66s
Declination: +41° 26′ 28.2″
Galactic l, b: 178.31, 55.63
Redshift z: 0.003005
Radial velocity: 899.52 km/s

Also known as

3 identifiers

AAVSO 1012+41SN 1999gi[S2001b] d

In the same field

within 9 arcmin · wider search

Object	Type	Separation	V
AT 2010dn	Transient	36.32″	—
SN 2016bkv	Supernova	57.27″	—
NGC 3180	GtowardsGroup	60.54″	—
SN 1937F	Supernova	61.26″	13.9
SN 1921B	Supernova	61.26″	13.5
QSO B1015+4134	QSO	89.48″	19
[SST2011] J101823.00+412741.7	ULX Candidate	102.3″	—
[SST2011] J101812.05+412420.7	ULX Candidate	137.6″	—
SN 1921C	Supernova	335.9″	10.9
SDSS J101814.24+413236.9	QSO	369.7″	—
SDSS J101749.32+412259.3	QSO	371.7″	—

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-1999gi · Registry entry updated 2026-08-14.