Registry · deep sky

RX J0333.5-3609

ULX SIMBAD ULX 20 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: 03h 33m 34.60s
Declination: −36° 09′ 35.0″
Galactic l, b: 237.99, -54.6

Also known as

9 identifiers

1RXS J033333.5-3609422XMM J033334.6-360935RX J0333.5-3609[S99c] 1[LB2005] NGC 1365 ULX1[LB2005] NGC 1365 X2NGC 1365-X1[SK2009] X1[TUM93] NGC 1365b 5

In the same field

within 9 arcmin · wider search

Object	Type	Separation	V
SN 1983V	Supernova	53.8″	—
[AEL81] L2	HIIReg	66.11″	—
[AEL81] L3	HIIReg	68.79″	—
[SJL82] A	Radio	69.79″	—
NGC 1365	Seyfert1	72.23″	9.63
[SJL82] F	Radio	73.43″	—
[AEL81] L1	PartofG	75.78″	—
[GAP2005] NGC 1365 M8	Radio	77.17″	—
[GAP2005] NGC 1365 M4	Radio	80.59″	—
[GAP2005] NGC 1365 M6	Radio	81.72″	—
[AEL81] L12	PartofG	83.57″	—

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-j0333-5-3609 · Registry entry updated 2026-08-14.