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Object IDs in DR1 differ from DR2 and later releases.

DR4: Object 185151925 (SMSS J172716.52-202018.9)

Find on Search these coordinates on SIMBAD   

Data releaseDR4
RA (deg)261.8188
Dec (deg)-20.3386
Galactic lon. (deg)5.0588
Galactic lat. (deg)8.1130
E(B-V) (SFD98) (mag)0.778
E(B-V) (GNILC) (mag)0.585 ± 0.030
Nearest DR4 source 185151826 (5.8 arcs away)
2nd-nearest DR4 source 185151914 (6.4 arcs away)
3rd-nearest DR4 source 185151913 (9.9 arcs away)
Times observed39
Total bad pixels5
Observing flags3

Magnitudes

Filter u v g r i z
PSF mag. — — 17.208 ± 0.019 16.117 ± 0.017 15.197 ± 0.013 14.702 ± 0.012
Petrosian mag. — — 16.724 ± 0.107 15.800 ± 0.110 14.944 ± 0.067 14.508 ± 0.060

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 17.244 ± 0.049 0,0 5 2
g 20140722114132 17.186 ± 0.046 0,0 5 2
g 20140729111106 17.220 ± 0.047 0,0 5 2
g 20160420170043 17.386 ± 0.075 0,0 5 2
g 20180605124544 17.312 ± 0.062 0,0 5 2
g 20190505165725 17.231 ± 0.029 3,0 100 2
g 20190506165109 17.275 ± 0.026 3,0 100 2
g 20190507143127 17.229 ± 0.038 3,0 100 2
g 20210407183532 17.392 ± 0.065 16,0 5 2
r 20140719114939 16.132 ± 0.036 0,0 5 2
r 20140722114203 16.139 ± 0.034 0,0 5 2
r 20140729111131 16.145 ± 0.033 0,0 5 2
r 20160420170109 16.162 ± 0.035 0,3 5 2
r 20190505165926 16.126 ± 0.034 3,0 100 2
r 20190506165309 16.119 ± 0.030 3,0 100 2
r 20190507143327 16.102 ± 0.039 3,0 100 2
r 20200524153415 16.1 ± 0.044 3,0 5 2
r 20210407183558 16.055 ± 0.043 16,0 5 2
i 20140719115004 15.233 ± 0.031 0,0 10 2
i 20140722114229 15.225 ± 0.033 3,0 10 2
i 20140729111202 15.188 ± 0.031 2,0 10 2
i 20150901084153 15.233 ± 0.029 3,0 100 2
i 20150901084554 15.239 ± 0.032 3,0 100 2
i 20160420170134 15.237 ± 0.021 3,2 10 2
i 20180605124636 15.198 ± 0.029 3,0 10 2
i 20190505170526 15.225 ± 0.035 3,0 100 2
i 20190508164002 15.200 ± 0.035 3,0 100 2
i 20190509140533 15.415 ± 0.047 3,0 100 2
i 20190720124743 15.173 ± 0.067 19,0 100 2
i 20200513190610 15.205 ± 0.029 3,0 100 2
i 20200524153441 15.202 ± 0.032 3,0 10 2
i 20210407183626 15.212 ± 0.032 24,15 10 2
z 20140719115035 14.705 ± 0.032 3,0 20 2
z 20140722114259 14.688 ± 0.030 3,0 20 2
z 20140729111235 14.692 ± 0.032 3,0 20 2
z 20150901084353 14.720 ± 0.027 3,0 100 2
z 20150901084754 14.714 ± 0.031 3,0 100 2
z 20160420170204 14.740 ± 0.022 1,0 20 2
z 20180605124707 14.704 ± 0.023 3,0 20 2
z 20190505170726 14.716 ± 0.036 3,0 100 2
z 20190508164202 14.700 ± 0.030 3,0 100 2
z 20190509140733 14.760 ± 0.050 3,0 100 2
z 20190720124943 14.683 ± 0.061 19,0 100 2
z 20200513190811 14.695 ± 0.032 3,0 100 2
z 20200524153511 14.712 ± 0.032 3,0 20 3
z 20210407183658 14.710 ± 0.033 24,11 20 2

Gaia DR3 data
Matching radius: 15"

Best match Second match
Distance (arcsec) 0.27 5.14
GAIA source ID 4121231986227435136 4121231990523510912
Bp mag. 16.991 18.690
G mag. 15.872 18.338
Rp mag. 14.841 16.207
Bp/Rp excess 1.347 3.519
Parallax (mas) 0.030 ± 0.059 0.194 ± 0.236
PM RA (mas/yr) -4.683 ± 0.060 -1.013 ± 0.240
PM Dec (mas/yr) -4.705 ± 0.044 -4.881 ± 0.175
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 16.144 ± 0.003
i -- ± --
z -- ± --
Y -- ± --
J 13.227 ± 0.026
H 12.422 ± 0.029
K 12.21 ± 0.024
W1 11.955 ± 0.016
W2 12.141 ± 0.013
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.