Registry · deep sky

SN 1939C

Supernova SIMBAD SN* SNI: 41 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: 20h 34m 24.07s
Declination: +60° 09′ 29.9″
Galactic l, b: 95.688, 11.72
Magnitude V: 13.8
Parallax: 0.7941 mas
Proper motion: -6.314, -8.227 mas/yr

Also known as

7 identifiers

2MASS J20342405+6009299Gaia DR2 2194501518284091008Gaia DR3 2194501518284091008GPM 308.600512+60.158384Pul -3 1420364SN 1939CTIC 352823048

In the same field

within 9 arcmin · wider search

Object	Type	Separation	V
[LWB2019] 14	SNRemnant	71.48″	—
[LWB2019] 35	SNRemnant	74.63″	—
[LDG97] 8	SNRemnant	81.27″	—
[HSH2003] 15	SNRemnant	92.65″	—
[L2004] n6946-1447	Cluster*	95.82″	15.7
[LM2005] NGC 6946 ULX1	X	96.61″	—
[LWB2019] 19	SNRemnant	101.8″	—
[HSH2003] 13	SNRemnant Candidate	103.2″	—
[LWB2019] 40	SNRemnant	107.6″	—
[HSH2003] 21	SNRemnant	136.5″	—
[LDG97] 13	SNRemnant	151.8″	—

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/sn-1939c · Registry entry updated 2026-08-14.