Registry · deep sky

HD 180420

Star SIMBAD * A7III 19 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: 19h 17m 55.74s
Declination: −34° 31′ 10.2″
Galactic l, b: 3.5399, -20.06
Magnitude V: 8.29
Parallax: 5.9403 mas
Proper motion: -1.563, -7.198 mas/yr

Also known as

16 identifiers

2MASS J19175574-3431101CD-34 13554CPC 17 10517CPD-34 8385Gaia DR2 6743708372578346368Gaia DR3 6743708372579321472GEN# +1.00180420GSC 07431-00827HD 180420HIC 94844HIP 94844PPM 298811SAO 211141TIC 31862071TYC 7431-827-1uvby98 100180420

In the same field

within 9 arcmin · wider search

Object	Type	Separation	V
HD 180336	Star	237.4″	8.5
HD 180444	Star	460.2″	9.68
Cl* Terzan 7 SL 35	Star	504.6″	16.08
Cl* Terzan 7 BCP 1282	Star	517.5″	16.08
Cl Terzan 7	GlobCluster	518.6″	—
Cl* Terzan 7 KHG 1	Star	533.1″	16.76
Cl* Terzan 7 BCP 1272	Star	534.2″	16.62
Cl* Terzan 7 SL 16	Star	535.1″	15.04

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/hd-180420 · Registry entry updated 2026-08-14.