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Object IDs in DR1 differ from DR2 and later releases.

DR4: Object 179837577 (SMSS J172502.07-202217.0)

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Data releaseDR4
RA (deg)261.2586
Dec (deg)-20.3714
Galactic lon. (deg)4.7414
Galactic lat. (deg)8.5352
E(B-V) (SFD98) (mag)0.664
E(B-V) (GNILC) (mag)0.557 ± 0.026
Nearest DR4 source 179837576 (8.4 arcs away)
2nd-nearest DR4 source 179837580 (9.5 arcs away)
3rd-nearest DR4 source 179837581 (12.4 arcs away)
Times observed17
Total bad pixels3
Observing flags0

Magnitudes

Filter u v g r i z
PSF mag. — — 19.372 ± 0.03 18.268 ± 0.057 17.360 ± 0.026 16.923 ± 0.017
Petrosian mag. — — 19.756 ± 0.083 18.357 ± 0.181 17.564 ± 0.051 17.143 ± 0.054

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 20190505165725 19.419 ± 0.067 1024,0 100 2
g 20190506165109 19.409 ± 0.057 0,0 100 2
g 20190507143127 19.371 ± 0.066 0,0 100 2
r 20140722114203 18.265 ± 0.133 0,0 5 2
r 20140729111131 18.478 ± 0.156 512,0 5 2
r 20190505165926 18.330 ± 0.053 1024,0 100 2
r 20190506165309 18.286 ± 0.043 1024,0 100 2
r 20190507143327 18.289 ± 0.050 1024,0 100 2
r 20190822094324 18.295 ± 0.05 1024,0 100 2
i 20140719115004 17.246 ± 0.076 0,0 10 2
i 20140722114229 17.468 ± 0.083 0,0 10 2
i 20140729111202 17.213 ± 0.069 0,0 10 2
i 20150901084153 17.392 ± 0.042 1024,0 100 2
i 20150901084554 17.387 ± 0.042 0,0 100 2
i 20160420170134 17.466 ± 0.098 0,0 10 2
i 20180804082838 17.462 ± 0.049 1024,0 100 2
i 20190505170526 17.382 ± 0.044 0,0 100 2
i 20190509140533 17.376 ± 0.047 0,12 100 2
i 20190720124743 17.382 ± 0.067 1024,0 100 2
i 20200513170714 17.406 ± 0.050 1024,0 100 2
i 20200513190610 17.439 ± 0.049 1024,0 100 2
i 20210407183626 17.510 ± 0.106 512,0 10 2
z 20140719115035 16.969 ± 0.081 0,0 20 2
z 20140722114259 16.933 ± 0.067 0,0 20 2
z 20140729111235 16.847 ± 0.063 0,0 20 2
z 20150901084353 16.949 ± 0.045 1024,0 100 2
z 20150901084754 16.878 ± 0.046 1024,0 100 2
z 20160420170204 16.908 ± 0.079 0,0 20 2
z 20180605124707 16.972 ± 0.090 0,0 20 2
z 20180804083039 17.006 ± 0.051 1024,0 100 2
z 20190505170726 16.895 ± 0.047 1024,0 100 2
z 20190509140733 17.032 ± 0.057 0,3 100 2
z 20190720124943 16.912 ± 0.066 0,0 100 2
z 20200513170916 17.006 ± 0.051 1024,0 100 2
z 20200513190811 17.069 ± 0.063 1024,0 100 2
z 20210407183658 17.086 ± 0.103 0,0 20 2

Gaia DR3 data
Matching radius: 15"

Best match Second match
Distance (arcsec) 0.13 3.1
GAIA source ID 4121286794379450624 4121286794348462976
Bp mag. 19.124 21.245
G mag. 18.222 20.631
Rp mag. 16.961 19.315
Bp/Rp excess 1.661 1.827
Parallax (mas) -0.076 ± 0.373 -1.502 ± 1.260
PM RA (mas/yr) 3.005 ± 0.483 -3.409 ± 1.845
PM Dec (mas/yr) -5.404 ± 0.285 1.780 ± 1.125
A.E.N. (mas) 2.374 ± 53.222 0.0 ± 0.0

UV to IR data
Matching radius: 2"

Filter Magnitude1
FUV -- ± --
NUV -- ± --
u -- ± --
g 19.715 ± 0.010
r 18.212 ± 0.003
i 17.455 ± 0.005
z 17.050 ± 0.004
Y -- ± --
J 15.344 ± 0.006
H -- ± --
K 14.425 ± 0.009
W1 14.425 ± 0.015
W2 14.627 ± 0.031
W3 12.266 ± 0.399
W4 8.441 ± 0.336
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.