Registry · deep sky

MAC 2-505

Supergiant SIMBAD sg* B9/A0I 6 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 45m 17.07s
Declination: +41° 38′ 58.2″
Galactic l, b: 121.7, -21.21
Magnitude V: 17.02
Parallax: 0.047 mas
Redshift z: -0.00030717
Radial velocity: -92.1 km/s
Proper motion: 0.067, -0.025 mas/yr

In the same field

within 9 arcmin · wider search

Object	Type	Separation	V
DIRECT V4104 M31A	ClassicalCep	14.3″	21.11
[JSD2015] AP 975	Cluster*	22.94″	—
LGGS J004517.56+413922.0	WolfRayet*	24.38″	18.62
[JSD2015] AP 607	Cluster*	24.49″	—
[AMB2011] HII 3485	HIIReg	26.32″	21.78
DIRECT V4452 M31A	Cepheid	29.8″	21.76
MLA 1126	PlanetaryNeb	30.35″	21.82
[M98a] M 31ob48-338	RedSG	34.68″	19.63
M31GC J004517+413933	HIIReg	34.96″	19.9
[JSD2015] AP 1314	Cluster*	44.61″	—
[MPV95] B-014	Association	49.4″	—

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/mac-2-505 · Registry entry updated 2026-08-14.