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Object IDs in DR1 differ from DR2 and later releases.

DR4: Object 179879278 (SMSS J172925.99-205008.0)

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Data releaseDR4
RA (deg)262.3584
Dec (deg)-20.8356
Galactic lon. (deg)4.9143
Galactic lat. (deg)7.4191
E(B-V) (SFD98) (mag)0.989
E(B-V) (GNILC) (mag)0.876 ± 0.046
Nearest DR4 source 179879284 (7.8 arcs away)
2nd-nearest DR4 source 179879277 (8.9 arcs away)
3rd-nearest DR4 source 179879281 (9.4 arcs away)
Times observed30
Total bad pixels0
Observing flags3

Magnitudes

Filter u v g r i z
PSF mag. — — 19.205 ± 0.017 18.066 ± 0.020 17.149 ± 0.015 16.611 ± 0.014
Petrosian mag. — — 19.447 ± 0.049 17.875 ± 0.139 17.217 ± 0.026 16.658 ± 0.058

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 19.18 ± 0.047 0,0 100 2
g 20190506165109 19.200 ± 0.046 0,0 100 2
g 20190507143127 19.172 ± 0.054 0,0 100 2
g 20190822094124 19.203 ± 0.049 0,0 100 2
r 20140722114203 18.034 ± 0.113 512,0 5 2
r 20140729111131 17.945 ± 0.097 0,0 5 2
r 20190505165926 18.066 ± 0.041 0,0 100 2
r 20190506165309 18.048 ± 0.038 0,0 100 2
r 20190507143327 18.008 ± 0.049 0,0 100 2
r 20190822094324 18.055 ± 0.042 3,0 100 2
i 20140719115004 17.226 ± 0.079 0,0 10 2
i 20140722114229 17.270 ± 0.074 512,0 10 2
i 20140729111202 17.201 ± 0.068 0,0 10 2
i 20150901084153 17.070 ± 0.036 0,0 100 2
i 20150901084554 17.117 ± 0.037 0,0 100 2
i 20160420172350 17.131 ± 0.084 0,0 10 2
i 20180605125802 17.176 ± 0.090 0,0 10 2
i 20190505170526 17.102 ± 0.038 0,0 100 2
i 20190508164002 17.130 ± 0.041 0,0 100 2
i 20190509140133 17.147 ± 0.044 8208,0 100 2
i 20190509140533 17.103 ± 0.054 0,0 100 2
i 20190720124743 17.125 ± 0.068 2,0 100 2
z 20140719115035 16.623 ± 0.066 0,0 20 2
z 20140722114259 16.593 ± 0.056 0,0 20 2
z 20140729111235 16.616 ± 0.056 0,0 20 2
z 20150901084353 16.566 ± 0.037 0,0 100 2
z 20150901084754 16.573 ± 0.037 0,0 100 2
z 20160420172420 16.400 ± 0.057 0,0 20 2
z 20180605125833 16.648 ± 0.078 0,0 20 2
z 20190505170726 16.565 ± 0.038 0,0 100 2
z 20190508164202 16.561 ± 0.041 0,0 100 2
z 20190509140333 16.630 ± 0.049 8208,0 100 2
z 20190509140733 16.577 ± 0.060 0,0 100 2
z 20190720124943 16.613 ± 0.065 0,0 100 2
z 20200513183957 16.663 ± 0.049 8192,0 100 2
z 20210411183118 16.599 ± 0.073 16,0 20 2

Gaia DR3 data
Matching radius: 15"

Best match Second match
Distance (arcsec) 0.26 1.77
GAIA source ID 4120965148501884160 4120965152799379200
Bp mag. 18.937 20.829
G mag. 17.877 20.257
Rp mag. 16.807 18.854
Bp/Rp excess 1.401 1.961
Parallax (mas) -0.055 ± 0.173 -2.679 ± 1.102
PM RA (mas/yr) -4.072 ± 0.174 -5.027 ± 1.124
PM Dec (mas/yr) -7.329 ± 0.116 -5.013 ± 0.674
A.E.N. (mas) 0.0 ± 0.0 1.574 ± 0.907

UV to IR data
Matching radius: 2"

Filter Magnitude1
FUV -- ± --
NUV -- ± --
u -- ± --
g 19.331 ± 0.010
r 17.931 ± 0.003
i 17.103 ± 0.006
z 16.669 ± 0.006
Y -- ± --
J 15.085 ± 0.005
H 14.276 ± 0.045
K 14.113 ± 0.007
W1 13.878 ± 0.013
W2 14.231 ± 0.019
W3 12.0 ± --
W4 8.599 ± --
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.