Registry · deep sky

M 101

GinPair SIMBAD GiP 3,161 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: 14h 03m 12.58s
Declination: +54° 20′ 55.5″
Galactic l, b: 102.04, 59.77
Magnitude V: 7.86
Redshift z: 0.000811
Radial velocity: 243.03 km/s
Angular size: 21.88′ × 20.89′

Also known as

24 identifiers

2MASX J14031258+5420555APG 26IRAS 14013+5435IRAS F14012+5434K73 610LEDA 50063M 101[M98c] 140126.6+543525NGC 5457PSCz Q14013+5435SDSS J140312.52+542056.2SPB 243TC 302UGC 8981UZC J140312.5+542056VV 344VV 344aVV 456Z 1401.5+5435Z 272-21[CHM2007] HDC 853 J140312.58+5420555[CHM2007] LDC 842 J140312.58+5420555MCG+09-23-028Pinwheel

In the same field

within 9 arcmin · wider search

Object	Type	Separation	V
GSC 03852-01012	HighMassXBin	0.6817″	—
HGGK 602	HIIReg	22.68″	—
2CXO J140310.7+542126	HighMassXBin	34.81″	23.79
2CXO J140308.0+542123	HighMassXBin	48.57″	23.2
2CXO J140314.6+542151	HighMassXBin	59.25″	—
[DK2003] M101-50	SNRemnant	61.55″	—
[H69] NGC 5457 105	HIIReg	74.09″	—
HGGK 493	HIIReg	81.54″	—
HGGK 822	HIIReg	81.71″	—
[MMF2013] F1 ch2-2-s0040	Cepheid	96.74″	24.7
[MF97] M 101 54	SNRemnant	102.6″	—

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-101 · Registry entry updated 2026-08-14.