Registry · deep sky

M 99

HIIG SIMBAD H2G 1,019 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 18m 49.62s
Declination: +14° 24′ 59.4″
Galactic l, b: 270.43, 75.19
Magnitude V: 9.87
Redshift z: 0.0080984
Radial velocity: 2,418 km/s
Angular size: 4.602′ × 4.282′

Also known as

49 identifiers

1RXS J121853.8+1426022E 1216.3+14412E 26502MASX J12184962+142459387GB 121618.2+144207ALFALFA 1-248BWE 1216+1442CAIRNS J121849.56+142459.4[DC78] UGC 7345EVCC 319GB6 B1216+1442GLEAM J121850+142515HIPASS J1218+14IRAS 12162+1441IRAS F12163+1441JCMTSE J121849.6+142502LEDA 39578M 99[M98c] 121616.9+144146MITG J121849+1424MRC 1216+146NAIC 1216+147NAICGB 1216+147NGC 4254NVSS B121617+144129NVSS J121850+142450PCCS1 545 G270.36+75.19PCCS1 857 G270.45+75.20PSCz Q12162+1441SDSS J121849.60+142459.4UGC 7345UZC J121849.6+142501VCC 307VLSS J1218.8+1424WB 1216+1442Z 1216.3+1442Z 98-144Z 99-11[BEC2010] HRS 102[CAB95] IRAS F12163+1441[CHM2007] HDC 702 J121849.62+1424593[CHM2007] LDC 904 J121849.62+1424593Coma Pinwheel[DSB94] 308MCG+03-31-099[NKB95] N4254[VDD93] 153Virgo Cluster Pinwheel[YOF95] 67

In the same field

within 9 arcmin · wider search

Object	Type	Separation	V
SN 1972Q	Supernova	0.5114″	—
SN 1967H	Supernova	0.5114″	14
SN 2014L	Supernova	20.98″	—
SN 1986I	Supernova	38.25″	14.2
PTF 10fqs	Supernova	100.1″	—
[SW2006b] 5	ULX Candidate	105.9″	—
2MASS J12190080+1428397	Star	273.7″	13.4
2MASS J12190855+1421235	SB*	349.3″	11.9
SDSS J121814.29+142505.0	QSO	513.3″	—
2MASX J12191091+1432126	GtowardsCl	532″	—

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/m-99 · Registry entry updated 2026-08-14.