Registry · deep sky

TW Hya Association

Association SIMBAD As* 1,029 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: 11h 01m 54.00s
Declination: −34° 42′ 00.0″
Galactic l, b: 278.68, 22.96

Also known as

5 identifiers

Kastner 1TWATW Hya AssociationTW Hya ClusterTW Hydrae Association

In the same field

within 9 arcmin · wider search

Object	Type	Separation	V
V* TW Hya	TTauri*	30.94″	10.5
TW Hya b	Planet Candidate	30.94″	—
UCAC4 277-058758	ChemPec*	195.2″	12.42
TYC 7208-1422-1	Star	234.1″	11.96
UCAC4 277-058772	Star	249.6″	12.05
UCAC2 17035307	Star	448.2″	12.57
GSC 07208-00445	Star	499.4″	11.87

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/tw-hya-association · Registry entry updated 2026-08-14.