Registry · deep sky

* 42 Leo

Star SIMBAD * A1V 50 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 21m 50.30s
Declination: +14° 58′ 32.8″
Galactic l, b: 224.49, 53.21
Magnitude V: 6.163
Parallax: 6.3776 mas
Redshift z: 2.902e-05
Radial velocity: 8.7 km/s
Proper motion: -32.21, -11.41 mas/yr

Also known as

28 identifiers

2MASS J10215030+1458327* 42 LeoAG+15 1146BD+15 2192CSV 102637Gaia DR2 3887586972210435968Gaia DR3 3887586972210435968GC 14224GCRV 6515GEN# +1.00089774GSC 00843-01502HD 89774HIC 50755HIP 50755HR 4070NSV 4828PPM 127335SAO 99080SKY# 19905TD1 14778TIC 70666489TYC 843-1502-1UBV 9579UBV M 16154uvby98 100089774WEB 9292YPAC 488YZ 15 4123

In the same field

within 9 arcmin · wider search

Object	Type	Separation	V
SDSS J102155.00+150110.7	QSO	172″	—
Z 94-9	BrightestCG	251.9″	—
LEDA 1471393	Galaxy	257.3″	—
2MASS J10213585+1502347	RGB*	320″	—
SDSS J102216.97+145713.5	QSO	394.4″	—
TYC 1420-1299-1	Star	411.9″	11.44
LEDA 1472180	Galaxy	415″	—
Z 94-15	BrightestCG	453″	—
SDSS J102115.61+145741.8	QSO	505.3″	19.99
LEDA 1474153	Galaxy	520″	—

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/42-leo · Registry entry updated 2026-08-14.