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Object IDs in DR1 differ from DR2 and later releases.

DR4: Object 179829618 (SMSS J172557.91-204243.6)

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Data releaseDR4
RA (deg)261.4913
Dec (deg)-20.7121
Galactic lon. (deg)4.5736
Galactic lat. (deg)8.1664
E(B-V) (SFD98) (mag)0.876
E(B-V) (GNILC) (mag)0.721 ± 0.051
Nearest DR4 source 179829526 (4.9 arcs away)
2nd-nearest DR4 source 2268062148 (8.4 arcs away)
3rd-nearest DR4 source 179829529 (9.9 arcs away)
Times observed1
Total bad pixels0
Observing flags0

Magnitudes

Filter u v g r i z
PSF mag. — — — — 19.001 ± 0.066 —
Petrosian mag. — — — — 19.445 ± 0.238 —

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)
i 20150901084153 19.162 ± 0.146 0,0 100 2
i 20190505170526 19.127 ± 0.143 1024,0 100 2

Gaia DR3 data
Matching radius: 15"

Best match Second match
Distance (arcsec) 0.11 3.16
GAIA source ID 4121123104527850368 4121123104535005952
Bp mag. 20.056 22.074
G mag. 19.258 20.744
Rp mag. 18.512 20.485
Bp/Rp excess 1.184 0.747
Parallax (mas) -0.120 ± 0.283 -- ± --
PM RA (mas/yr) -5.027 ± 0.378 -- ± --
PM Dec (mas/yr) -4.121 ± 0.255 -- ± --
A.E.N. (mas) 0.443 ± 0.561 2.081 ± 0.918

UV to IR data
Matching radius: 2"

Filter Magnitude1
FUV -- ± --
NUV -- ± --
u -- ± --
g 20.405 ± 0.012
r 19.488 ± 0.005
i 18.99 ± 0.013
z 18.747 ± 0.014
Y -- ± --
J 17.313 ± 0.037
H -- ± --
K 16.875 ± 0.086
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.