Registry · deep sky

RX J0040.0+4025

X SIMBAD X 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: 00h 40m 01.21s
Declination: +40° 25′ 23.8″
Galactic l, b: 120.58, -22.4

In the same field

within 9 arcmin · wider search

Object	Type	Separation	V
2MASS J00395064+4025317	RedSG Candidate	121″	19.27
RX J003958.1+402720	SNRemnant Candidate	126.7″	—
[AMB2011] HII 423	HIIReg	153.7″	22.47
LGGS J003959.11+402817.2	BlueSG Candidate	174.9″	18.27
FJCHP 58	PlanetaryNeb	175.6″	22.42
FJCHP 57	PlanetaryNeb	190.7″	21.79
[SCM2012b] PN030	PlanetaryNeb	203.4″	21.52
Bol 321	GlobCluster	215.3″	17.61
LGGS J003945.82+402303.2	WolfRayet*	225.3″	18.48
LGGS J004021.05+402444.3	RedSG Candidate	229.9″	19.96
HKPN M31 25	PlanetaryNeb	261.1″	22.18

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/rx-j0040-0-4025 · Registry entry updated 2026-08-14.