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Object IDs in DR1 differ from DR2 and later releases.

DR4: Object 185151826 (SMSS J172716.23-202023.2)

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Data releaseDR4
RA (deg)261.8176
Dec (deg)-20.3398
Galactic lon. (deg)5.0572
Galactic lat. (deg)8.1133
E(B-V) (SFD98) (mag)0.778
E(B-V) (GNILC) (mag)0.585 ± 0.030
Nearest DR4 source 185151925 (5.8 arcs away)
2nd-nearest DR4 source 185151913 (6.0 arcs away)
3rd-nearest DR4 source 185151914 (6.1 arcs away)
Times observed9
Total bad pixels0
Observing flags515

Magnitudes

Filter u v g r i z
PSF mag. 18.764 ± -- 17.792 ± 0.045 17.118 ± 0.034 16.765 ± 0.045
Petrosian mag. 19.949 ± -- 17.933 ± 0.084 17.038 ± 0.404 16.926 ± 0.056

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 18.858 ± 0.162 512,0 5 2
r 20140722114203 17.812 ± 0.091 0,0 5 2
r 20140729111131 17.903 ± 0.095 0,0 5 2
r 20160420170109 17.687 ± 0.109 0,0 5 2
i 20140722114229 17.160 ± 0.067 3,0 10 2
i 20140729111202 17.129 ± 0.064 3,0 10 2
i 20160420170134 17.083 ± 0.071 3,0 10 2
z 20140722114259 16.726 ± 0.058 3,0 20 2
z 20140729111235 16.770 ± 0.062 3,0 20 2
z 20160420170204 16.789 ± 0.076 1,0 20 2

Gaia DR3 data
Matching radius: 15"

Best match Second match
Distance (arcsec) 0.44 0.74
GAIA source ID 4121231990583290496 4121231990523510912
Bp mag. 18.523 18.690
G mag. 18.348 18.338
Rp mag. 16.792 16.207
Bp/Rp excess 2.382 3.519
Parallax (mas) -0.068 ± 0.230 0.194 ± 0.236
PM RA (mas/yr) 0.603 ± 0.235 -1.013 ± 0.240
PM Dec (mas/yr) -7.108 ± 0.171 -4.881 ± 0.175
A.E.N. (mas) 0.162 ± 0.231 0.0 ± 0.0

UV to IR data
Matching radius: 2"

Filter Magnitude1
FUV -- ± --
NUV -- ± --
u -- ± --
g -- ± --
r 17.757 ± 0.003
i -- ± --
z -- ± --
Y -- ± --
J 15.454 ± 0.007
H -- ± --
K 14.736 ± 0.013
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.