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Object IDs in DR1 differ from DR2 and later releases.

DR4: Object 185203626 (SMSS J172805.11-202109.2)

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Data releaseDR4
RA (deg)262.0213
Dec (deg)-20.3526
Galactic lon. (deg)5.1512
Galactic lat. (deg)7.9461
E(B-V) (SFD98) (mag)0.750
E(B-V) (GNILC) (mag)0.609 ± 0.030
Nearest DR4 source 185203691 (10.8 arcs away)
2nd-nearest DR4 source 185203688 (11.9 arcs away)
3rd-nearest DR4 source 185203625 (13.9 arcs away)
Times observed21
Total bad pixels0
Observing flags0

Magnitudes

Filter u v g r i z
PSF mag. — — 18.571 ± 0.035 17.677 ± 0.023 16.941 ± 0.017 16.515 ± 0.023
Petrosian mag. — — 18.875 ± 0.050 17.933 ± 0.032 17.207 ± 0.029 16.794 ± 0.032

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 20140729111106 18.570 ± 0.127 512,0 5 2
g 20190505165725 18.575 ± 0.042 1024,0 100 2
g 20190506165109 18.607 ± 0.035 0,0 100 2
g 20190507143127 18.565 ± 0.052 1024,0 100 2
g 20190822094124 18.591 ± 0.045 1024,0 100 2
r 20140729111131 17.721 ± 0.082 512,0 5 2
r 20160420172325 17.792 ± 0.123 0,0 5 2
r 20190505165926 17.716 ± 0.045 1024,0 100 2
r 20190506165309 17.715 ± 0.036 0,0 100 2
r 20190507143327 17.664 ± 0.049 0,0 100 2
r 20190822094324 17.713 ± 0.046 1024,0 100 2
i 20140719115004 17.017 ± 0.067 0,0 10 2
i 20140729111202 16.902 ± 0.055 0,0 10 2
i 20150901084153 16.972 ± 0.037 1040,0 100 2
i 20150901084554 16.976 ± 0.038 0,0 100 2
i 20160420172350 16.990 ± 0.079 0,0 10 2
i 20180605124636 17.137 ± 0.083 0,0 10 2
i 20190505170526 16.963 ± 0.042 0,0 100 2
i 20190508164002 16.995 ± 0.044 1024,0 100 2
i 20190509140533 16.940 ± 0.054 0,0 100 2
i 20190720124743 16.934 ± 0.073 1024,0 100 2
i 20200513190610 17.012 ± 0.041 0,0 100 2
i 20200524153441 17.146 ± 0.078 528,0 10 2
i 20210407183626 16.958 ± 0.070 0,0 10 2
z 20140719115035 16.525 ± 0.062 0,0 20 2
z 20140729111235 16.485 ± 0.052 0,0 20 2
z 20150901084353 16.587 ± 0.039 1040,0 100 2
z 20150901084754 16.545 ± 0.040 0,0 100 2
z 20160420172420 16.634 ± 0.069 1024,0 20 2
z 20180605124707 16.662 ± 0.069 0,0 20 2
z 20180605125833 16.642 ± 0.078 0,0 20 2
z 20190505170726 16.524 ± 0.044 0,0 100 2
z 20190508164202 16.589 ± 0.040 0,0 100 2
z 20190509140733 16.560 ± 0.059 1024,0 100 2
z 20190720124943 16.538 ± 0.068 1024,0 100 2
z 20200513190811 16.584 ± 0.049 1024,0 100 2
z 20210407183658 16.602 ± 0.072 0,0 20 2

Gaia DR3 data
Matching radius: 15"

Best match Second match
Distance (arcsec) 0.18 5.17
GAIA source ID 4121065513299109248 4121065517665799168
Bp mag. 18.415 21.527
G mag. 17.514 20.602
Rp mag. 16.573 20.142
Bp/Rp excess 1.318 0.952
Parallax (mas) 0.341 ± 0.111 -1.785 ± 1.508
PM RA (mas/yr) -2.671 ± 0.137 -3.055 ± 1.839
PM Dec (mas/yr) -8.977 ± 0.090 -6.354 ± 1.268
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 -- ± --
r 17.706 ± 0.002
i -- ± --
z -- ± --
Y -- ± --
J 15.104 ± 0.005
H 14.457 ± 0.02
K 14.314 ± 0.009
W1 15.112 ± 0.022
W2 16.076 ± 0.087
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.