Registry · deep sky

[EF2003] B3

HIIReg SIMBAD HII 5 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 27m 52.88s
Declination: −43° 54′ 11.8″
Galactic l, b: 277.38, 11.73
Redshift z: 0.0096802
Radial velocity: 2,888 km/s

In the same field

within 9 arcmin · wider search

Object	Type	Separation	V
[LDT2000] R04	X	9.221″	—
[LDT2000] R02	X	12.24″	—
[LDT2000] R08	X	13.57″	—
NGC 3256	Seyfert2	17.34″	11.33
[LDT2000] R09	X	17.86″	—
ATPMN J102751.1-435418	RadioG	19.48″	—
SN 2018ec	Supernova	23.46″	—
SN 2001db	Supernova	28.34″	—
TYC 7721-2441-1	Star	233.4″	11.24
UCAC2 13108432	Star	328.5″	11.84
CD-43 6289	SB*	342.2″	9.79

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/ef2003-b3 · Registry entry updated 2026-08-14.