Registry · deep sky

Ton 100

WhiteDwarf SIMBAD WD* DA 19 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 40m 26.17s
Declination: +09° 59′ 12.2″
Galactic l, b: 293.81, 72.66
Magnitude V: 15
Parallax: 5.4714 mas
Redshift z: 6.078e-05
Radial velocity: 18.22 km/s
Proper motion: -53.77, 1.18 mas/yr

Also known as

11 identifiers

FAUST 3355Gaia DR2 3903393826249505024Gaia DR3 3903393826249505024GALEX J124026.2+095911LAMOST J124026.13+095912.2RMB 194SDSS J124026.12+095912.1SDSS J124026.13+095912.1SDSS J124026.16+095912.1Ton 100[BFA97] 152

In the same field

within 9 arcmin · wider search

Object	Type	Separation	V
LEDA 42412	LowSurfBrghtG	373.2″	—
IC 3633	GtowardsGroup	393.7″	—
SDSS J123954.18+100137.4	QSO	494.4″	—
SDSS J123955.45+095520.7	AGN Candidate	509.4″	—
LEDA 42455	LowSurfBrghtG	509.5″	—

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/ton-100 · Registry entry updated 2026-08-14.