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Object IDs in DR1 differ from DR2 and later releases.

DR4: Object 179857665 (SMSS J172642.62-202230.8)

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Data releaseDR4
RA (deg)261.6775
Dec (deg)-20.3752
Galactic lon. (deg)4.9550
Galactic lat. (deg)8.2042
E(B-V) (SFD98) (mag)0.760
E(B-V) (GNILC) (mag)0.577 ± 0.031
Nearest DR4 source 179857655 (4.6 arcs away)
2nd-nearest DR4 source 179857662 (5.1 arcs away)
3rd-nearest DR4 source 179857666 (6.6 arcs away)
Times observed37
Total bad pixels0
Observing flags3

Magnitudes

Filter u v g r i z
PSF mag. — — 18.205 ± 0.039 17.184 ± 0.022 16.359 ± 0.020 15.887 ± 0.015
Petrosian mag. — — 17.358 ± 0.101 16.521 ± 0.126 15.759 ± 0.114 15.446 ± 0.108

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)
g 20140722114132 18.430 ± 0.112 0,0 5 2
g 20140729111106 18.155 ± 0.088 0,0 5 2
g 20190505165725 18.289 ± 0.034 2,0 100 2
g 20190506165109 18.232 ± 0.028 3,0 100 2
g 20190507143127 18.285 ± 0.043 2,0 100 2
r 20140719114939 17.177 ± 0.064 0,0 5 2
r 20140722114203 17.290 ± 0.063 0,0 5 2
r 20140729111131 17.238 ± 0.056 0,0 5 2
r 20190505165926 17.228 ± 0.037 3,0 100 2
r 20190506165309 17.196 ± 0.032 3,0 100 2
r 20190507143327 17.214 ± 0.041 3,0 100 2
r 20190822094324 17.215 ± 0.037 3,0 100 2
r 20210407183558 17.422 ± 0.089 0,0 5 2
i 20140719115004 16.421 ± 0.045 0,0 10 2
i 20140722114229 16.389 ± 0.042 0,0 10 2
i 20140729111202 16.350 ± 0.039 0,0 10 2
i 20150901084153 16.371 ± 0.033 3,0 100 2
i 20150901084554 16.392 ± 0.033 3,0 100 2
i 20180605124636 16.372 ± 0.052 0,0 10 2
i 20190505170526 16.367 ± 0.037 3,0 100 2
i 20190508164002 16.355 ± 0.038 2,0 100 2
i 20190509140533 16.409 ± 0.048 3,0 100 2
i 20190720124743 16.349 ± 0.067 3,0 100 2
i 20200513190610 16.398 ± 0.032 2,0 100 2
i 20210407183626 16.443 ± 0.051 0,0 10 2
z 20140719115035 15.910 ± 0.043 0,0 20 2
z 20140722114259 15.889 ± 0.036 0,0 20 2
z 20140729111235 15.880 ± 0.038 0,0 20 2
z 20150901084353 15.927 ± 0.033 2,0 100 2
z 20150901084754 15.913 ± 0.034 2,0 100 2
z 20180605124707 15.932 ± 0.044 0,0 20 2
z 20190505170726 15.898 ± 0.038 2,0 100 2
z 20190508164202 15.903 ± 0.034 2,0 100 2
z 20190509140733 15.938 ± 0.051 0,0 100 2
z 20190720124943 15.884 ± 0.062 2,0 100 2
z 20200513190811 15.890 ± 0.037 2,0 100 2
z 20210407183658 15.919 ± 0.048 0,0 20 2

Gaia DR3 data
Matching radius: 15"

Best match Second match
Distance (arcsec) 0.21 4.22
GAIA source ID 4121230955435187584 4121230959732112768
Bp mag. 18.067 --
G mag. 17.009 20.623
Rp mag. 16.008 --
Bp/Rp excess 1.332 --
Parallax (mas) 0.249 ± 0.081 -- ± --
PM RA (mas/yr) -3.969 ± 0.099 -- ± --
PM Dec (mas/yr) -6.714 ± 0.070 -- ± --
A.E.N. (mas) 0.0 ± 0.0 0.0 ± 0.0

UV to IR data
Matching radius: 2"

Filter Magnitude1
FUV -- ± --
NUV -- ± --
u -- ± --
g 18.611 ± 0.007
r 17.217 ± 0.002
i 16.517 ± 0.003
z 16.121 ± 0.003
Y -- ± --
J 14.474 ± 0.034
H 13.595 ± 0.039
K 13.487 ± 0.045
W1 13.121 ± 0.013
W2 13.313 ± 0.012
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.