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Object IDs in DR1 differ from DR2 and later releases.

DR4: Object 185152204 (SMSS J172719.50-201900.1)

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Data releaseDR4
RA (deg)261.8313
Dec (deg)-20.3167
Galactic lon. (deg)5.0838
Galactic lat. (deg)8.1152
E(B-V) (SFD98) (mag)0.818
E(B-V) (GNILC) (mag)0.581 ± 0.030
Nearest DR4 source 185151991 (7.1 arcs away)
2nd-nearest DR4 source 185151990 (14.0 arcs away)
3rd-nearest DR4 source 185152422 (14.1 arcs away)
Times observed37
Total bad pixels6
Observing flags2

Magnitudes

Filter u v g r i z
PSF mag. — — 16.159 ± 0.010 14.892 ± 0.011 13.536 ± 0.008 12.860 ± 0.010
Petrosian mag. — — 16.106 ± 0.023 14.879 ± 0.017 13.535 ± 0.008 12.868 ± 0.009

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 20140719114908 16.194 ± 0.029 0,0 5 2
g 20140722114132 16.158 ± 0.030 0,0 5 2
g 20140729111106 16.172 ± 0.030 0,0 5 2
g 20160420170043 16.179 ± 0.030 0,0 5 2
g 20180605124544 16.143 ± 0.031 0,0 5 2
g 20190506165109 16.136 ± 0.025 2,0 100 2
g 20190507143127 16.150 ± 0.037 0,0 100 2
g 20190822094124 16.207 ± 0.037 24,24 100 2
g 20200524153348 16.177 ± 0.042 0,0 5 3
g 20210407183532 16.172 ± 0.031 0,0 5 2
r 20140719114939 14.934 ± 0.028 0,1 5 2
r 20140722114203 14.912 ± 0.027 0,0 5 2
r 20140729111131 14.886 ± 0.026 0,0 5 2
r 20160420170109 14.911 ± 0.021 0,0 5 2
r 20190506165309 14.884 ± 0.030 0,0 100 2
r 20190507143327 14.895 ± 0.039 0,0 100 2
r 20190822094324 15.049 ± 0.041 24,24 100 2
r 20200524153415 14.889 ± 0.036 0,0 5 2
r 20210407183558 14.848 ± 0.036 0,0 5 2
i 20140719115004 13.536 ± 0.027 0,0 10 2
i 20140722114229 13.533 ± 0.030 0,0 10 2
i 20140729111202 13.532 ± 0.028 0,0 10 2
i 20150901084153 13.550 ± 0.028 0,0 100 2
i 20150901084554 13.549 ± 0.032 0,0 100 2
i 20160420170134 13.548 ± 0.015 0,0 10 2
i 20180605124636 13.543 ± 0.024 0,0 10 2
i 20190508164002 13.536 ± 0.035 0,0 100 2
i 20190509140533 13.538 ± 0.046 16,0 100 2
i 20200513190610 13.557 ± 0.028 0,0 100 2
i 20200524153441 13.529 ± 0.029 0,0 10 2
i 20210407183626 13.522 ± 0.028 0,1 10 2
z 20140719115035 12.842 ± 0.029 0,1 20 2
z 20140722114259 12.860 ± 0.028 0,0 20 2
z 20140729111235 12.853 ± 0.030 0,0 20 2
z 20150901084353 12.866 ± 0.027 0,0 100 2
z 20150901084754 12.862 ± 0.031 0,0 100 2
z 20160420170204 12.885 ± 0.018 0,3 20 2
z 20180605124707 12.869 ± 0.019 0,0 20 2
z 20190508164202 12.851 ± 0.030 0,0 100 2
z 20190509140733 12.868 ± 0.049 16,0 100 2
z 20200513190811 12.874 ± 0.031 0,0 100 2
z 20200524153511 12.871 ± 0.028 0,0 20 3
z 20210407183658 12.846 ± 0.030 0,0 20 2

Gaia DR3 data
Matching radius: 15"

Best match Second match
Distance (arcsec) 0.12 2.67
GAIA source ID 4121255557008010368 4121255561321115904
Bp mag. 15.908 18.965
G mag. 14.372 18.549
Rp mag. 13.181 17.104
Bp/Rp excess 1.436 2.088
Parallax (mas) 0.148 ± 0.031 0.616 ± 0.376
PM RA (mas/yr) -2.980 ± 0.032 -0.663 ± 0.345
PM Dec (mas/yr) -3.395 ± 0.023 -3.314 ± 0.254
A.E.N. (mas) 0.0 ± 0.0 1.072 ± 5.230

UV to IR data
Matching radius: 2"

Filter Magnitude1
FUV -- ± --
NUV -- ± --
u -- ± --
g -- ± --
r -- ± --
i -- ± --
z -- ± --
Y -- ± --
J 11.214 ± 0.019
H 10.274 ± 0.024
K 9.992 ± 0.017
W1 9.796 ± 0.013
W2 9.991 ± 0.01
W3 9.909 ± 0.063
W4 8.417 ± --
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.