Registry · deep sky

UM 517

WhiteDwarf SIMBAD WD* DA 21 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 45m 38.65s
Declination: +01° 16′ 17.8″
Galactic l, b: 299.61, 64.11
Parallax: 6.5799 mas
Redshift z: 0.00015412
Radial velocity: 46.2 km/s
Proper motion: -29.07, -3.598 mas/yr

Also known as

12 identifiers

Gaia DR2 3702195464793095936Gaia DR3 3702195464793095936GALEX J124538.6+011618HS 1243+0132LAMOST J124538.63+011617.7LAMOST J124538.68+011618.6LEDA 43016SDSS J124538.63+011617.7SDSS J124538.63+011617.8UM 517WD 1243+015USNO-B1.0 0912-00213953

In the same field

within 9 arcmin · wider search

Object	Type	Separation	V
[VV2006] J124529.2+011327	QSO	222.4″	19.92
LEDA 1187968	Galaxy	251.5″	—
2MASS J12455769+0117533	Seyfert1	301.9″	18.53
LEDA 1191891	Seyfert1	307.2″	18.62
SDSS J124522.40+011947.4	QSO	321.4″	—
SDSS J124602.53+011318.8	BLLac	400.5″	17.16
LEDA 1192776	Galaxy	420″	—
[IMM2021] C-19	Stream	463.9″	—

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/um-517 · Registry entry updated 2026-08-14.