Registry · deep sky

BASV 21

RRLyrae SIMBAD RR* 15 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: 17h 20m 32.52s
Declination: +57° 55′ 09.3″
Galactic l, b: 86.369, 34.68
Magnitude V: 20.43
Parallax: 0.1626 mas
Proper motion: 0.599, -0.784 mas/yr

Also known as

9 identifiers

BASV 21EV* U10822 V0021Gaia DR2 1433160973845478144Gaia DR3 1433160973845478144ZTF J172032.53+575509.3[BFO2002] Dra 11010[BSS2004] Draco J172032.5+575509.8[KHS2008] 21[SHM2017] J260.13555+57.91926

In the same field

within 9 arcmin · wider search

Object	Type	Separation	V
TYC 3896-765-1	Star	48.31″	11.46
BASV 162	RRLyrae	48.69″	20.04
SDSS J172038.25+575448.2	Star	50.3″	19.39
SDSS J172038.33+575532.2	Star	51.68″	19.69
BASV 106	RRLyrae	62.65″	20.21
BASV 161	RRLyrae	66.44″	20.34
SDSS J172024.10+575515.4	RGB*	67.28″	19.1
SDSS J172039.20+575557.4	Star	71.73″	20.37
SDSS J172027.24+575611.9	Star	75.41″	18.21
BASV 17	RRLyrae	82.71″	20.48
SDSS J172040.31+575618.1	Star	92.67″	18.7

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/basv-21 · Registry entry updated 2026-08-14.