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Object IDs in DR1 differ from DR2 and later releases.

DR4: Object 2275599610 (SMSS J172113.23-201423.8)

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Data releaseDR4
RA (deg)260.3051
Dec (deg)-20.2400
Galactic lon. (deg)4.3542
Galactic lat. (deg)9.3541
E(B-V) (SFD98) (mag)0.468
E(B-V) (GNILC) (mag)0.392 ± 0.017
Nearest DR4 source 184980990 (4.4 arcs away)
2nd-nearest DR4 source 184980991 (6.5 arcs away)
3rd-nearest DR4 source 1218843015 (6.9 arcs away)
Times observed1
Total bad pixels0
Observing flags3

Magnitudes

Filter u v g r i z
PSF mag. — — — — — 17.010 ± 0.082
Petrosian mag. — — — — — 17.125 ± 0.095

2 x 2 arcmin

Image cutouts

See all image cutouts for this object here.
Images shown are the best images available from DR4, as determined by their coverage and approximate photometric zero-point.

Photometry measurements

Filter Image ID Magnitude (APC05) Flags Exp time (s) Image Quality
(1=best to 3)
z 20140626131048 16.987 ± 0.070 3,0 20 2

Gaia DR3 data
Matching radius: 15"

Best match Second match
Distance (arcsec) 0.38 4.05
GAIA source ID 4121972610396204032 4121949146985959168
Bp mag. 18.696 --
G mag. 18.21 19.65
Rp mag. 17.076 --
Bp/Rp excess 1.660 --
Parallax (mas) -- ± -- 0.137 ± 0.631
PM RA (mas/yr) -- ± -- -1.586 ± 0.715
PM Dec (mas/yr) -- ± -- -3.106 ± 0.553
A.E.N. (mas) 6.330 ± 373.718 0.144 ± 0.022

UV to IR data
Matching radius: 2"

Filter Magnitude1
FUV -- ± --
NUV -- ± --
u -- ± --
g 18.998 ± 0.005
r 18.023 ± 0.003
i 17.564 ± 0.004
z 17.332 ± 0.005
Y -- ± --
J 15.914 ± 0.009
H 13.813 ± --
K 15.091 ± 0.016
W1 -- ± --
W2 -- ± --
W3 -- ± --
W4 -- ± --
1Magnitude sources
FUV/NUV: AB mag (calibrated) from GALEX
ugriz: AB mag (Kron) from NOAO Source Catalog
YJHK: Vega mag from VISTA (2" aperture) or 2MASS PSC
W1-W4: Vega mag from CatWISE2020 or AllWISE (profile mag). No error value means the stated value is an upper limit.