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Object IDs in DR1 differ from DR2 and later releases.

DR4: Object 185163138 (SMSS J172753.19-200626.1)

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Data releaseDR4
RA (deg)261.9716
Dec (deg)-20.1073
Galactic lon. (deg)5.3337
Galactic lat. (deg)8.1184
E(B-V) (SFD98) (mag)0.839
E(B-V) (GNILC) (mag)0.614 ± 0.025
Nearest DR4 source 185163141 (6.2 arcs away)
2nd-nearest DR4 source 185163139 (10.2 arcs away)
3rd-nearest DR4 source 185163137 (12.6 arcs away)
Times observed20
Total bad pixels0
Observing flags1

Magnitudes

Filter u v g r i z
PSF mag. — — 19.370 ± 0.093 18.546 ± 0.112 18.083 ± 0.076 17.627 ± 0.083
Petrosian mag. — — 19.571 ± 0.132 18.984 ± 0.139 17.939 ± 0.114 17.877 ± 0.071

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 19.384 ± 0.065 0,0 100 2
g 20190506165109 19.362 ± 0.054 0,0 100 2
g 20190822094124 19.480 ± 0.070 1,0 100 2
r 20190505165926 18.609 ± 0.067 0,0 100 2
r 20190506165309 18.556 ± 0.052 0,0 100 2
r 20190507143327 18.788 ± 0.074 1040,0 100 2
r 20190822094324 18.626 ± 0.063 1,0 100 2
i 20140722114229 18.172 ± 0.145 0,0 10 2
i 20150901084153 17.904 ± 0.054 0,0 100 2
i 20150901084554 17.933 ± 0.058 1,0 100 2
i 20190505170526 17.911 ± 0.062 0,0 100 2
i 20190508164002 18.187 ± 0.087 513,0 100 2
i 20190509140533 17.874 ± 0.073 0,0 100 2
i 20190720124743 17.957 ± 0.087 1,0 100 2
i 20200513190610 17.987 ± 0.070 0,0 100 2
z 20140729111235 17.784 ± 0.135 0,0 20 2
z 20150901084353 17.612 ± 0.066 0,0 100 2
z 20150901084754 17.625 ± 0.072 1,0 100 2
z 20190505170726 17.591 ± 0.078 0,0 100 2
z 20190508164202 17.703 ± 0.087 1,0 100 2
z 20190509140733 17.722 ± 0.090 0,0 100 2
z 20190720124943 17.625 ± 0.091 0,0 100 2

Gaia DR3 data
Matching radius: 15"

Best match Second match
Distance (arcsec) 1.12 1.49
GAIA source ID 4121265555710842368 4121265560006045440
Bp mag. 19.873 --
G mag. 19.138 19.581
Rp mag. 18.006 --
Bp/Rp excess 1.563 --
Parallax (mas) 0.166 ± 0.279 -5.034 ± 0.949
PM RA (mas/yr) -9.752 ± 0.370 -0.037 ± 1.182
PM Dec (mas/yr) -13.634 ± 0.269 -4.786 ± 0.893
A.E.N. (mas) 0.0 ± 0.0 6.029 ± 55.803

UV to IR data
Matching radius: 2"

Filter Magnitude1
FUV -- ± --
NUV -- ± --
u -- ± --
g -- ± --
r 18.621 ± 0.005
i -- ± --
z -- ± --
Y -- ± --
J 16.749 ± 0.021
H -- ± --
K 15.971 ± 0.039
W1 -- ± --
W2 -- ± --
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.