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Object IDs in DR1 differ from DR2 and later releases.

DR4: Object 185163581 (SMSS J172723.92-200410.0)

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Data releaseDR4
RA (deg)261.8496
Dec (deg)-20.0696
Galactic lon. (deg)5.3028
Galactic lat. (deg)8.2351
E(B-V) (SFD98) (mag)0.943
E(B-V) (GNILC) (mag)0.721 ± 0.032
Nearest DR4 source 2275867997 (2.3 arcs away)
2nd-nearest DR4 source 185163583 (5.9 arcs away)
3rd-nearest DR4 source 185163582 (9.7 arcs away)
Times observed33
Total bad pixels0
Observing flags1

Magnitudes

Filter u v g r i z
PSF mag. — — 18.746 ± 0.016 17.837 ± 0.024 16.972 ± 0.027 16.507 ± 0.034
Petrosian mag. — — 18.720 ± 0.031 17.771 ± 0.086 17.004 ± 0.026 16.525 ± 0.024

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 18.576 ± 0.126 0,0 5 2
g 20190505165725 18.722 ± 0.045 0,0 100 2
g 20190506165109 18.668 ± 0.036 0,0 100 2
g 20190507143127 18.762 ± 0.049 0,0 100 2
g 20190822094124 18.751 ± 0.048 0,0 100 2
r 20140722114203 18.062 ± 0.111 0,0 5 2
r 20140729111131 17.800 ± 0.087 0,0 5 2
r 20160420170109 17.879 ± 0.132 0,0 5 2
r 20190505165926 17.788 ± 0.046 0,0 100 2
r 20190506165309 17.764 ± 0.036 0,0 100 2
r 20190507143327 17.796 ± 0.045 0,0 100 2
r 20190822094324 17.807 ± 0.047 1,0 100 2
i 20140719115004 16.932 ± 0.060 0,0 10 2
i 20140722114229 16.944 ± 0.058 0,0 10 2
i 20140729111202 16.936 ± 0.057 0,0 10 2
i 20150901084153 16.928 ± 0.034 0,0 100 2
i 20150901084554 16.906 ± 0.037 0,0 100 2
i 20160420170134 17.046 ± 0.069 0,0 10 2
i 20180605124636 17.008 ± 0.076 0,0 10 2
i 20190505170526 16.871 ± 0.041 0,0 100 2
i 20190720124743 16.887 ± 0.074 0,0 100 2
i 20200524153441 17.039 ± 0.073 0,0 10 2
i 20210407183626 16.918 ± 0.068 0,0 10 2
z 20140719115035 16.474 ± 0.058 0,0 20 2
z 20140722114259 16.369 ± 0.047 0,0 20 2
z 20140729111235 16.474 ± 0.052 0,0 20 2
z 20150901084353 16.446 ± 0.034 0,0 100 2
z 20150901084754 16.463 ± 0.039 0,0 100 2
z 20160420170204 16.530 ± 0.061 0,0 20 2
z 20180605124707 16.526 ± 0.064 0,0 20 2
z 20190505170726 16.442 ± 0.043 0,0 100 2
z 20190720124943 16.44 ± 0.068 0,0 100 2
z 20210407183658 16.474 ± 0.067 0,0 20 2

Gaia DR3 data
Matching radius: 15"

Best match Second match
Distance (arcsec) 0.57 0.61
GAIA source ID 4121272638113585152 4121272633802098176
Bp mag. -- 18.639
G mag. 19.838 17.753
Rp mag. -- 16.671
Bp/Rp excess -- 1.462
Parallax (mas) 0.097 ± 0.531 0.295 ± 0.124
PM RA (mas/yr) -2.251 ± 0.747 -2.234 ± 0.152
PM Dec (mas/yr) -6.968 ± 0.495 -9.019 ± 0.103
A.E.N. (mas) 0.893 ± 0.953 0.0 ± 0.0

UV to IR data
Matching radius: 2"

Filter Magnitude1
FUV -- ± --
NUV -- ± --
u -- ± --
g -- ± --
r 17.858 ± 0.002
i -- ± --
z -- ± --
Y -- ± --
J 15.228 ± 0.006
H -- ± --
K 14.407 ± 0.010
W1 13.882 ± 0.014
W2 13.899 ± 0.015
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.