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Object IDs in DR1 differ from DR2 and later releases.

DR4: Object 185206074 (SMSS J172844.26-201823.8)

Find on Search these coordinates on SIMBAD   

Data releaseDR4
RA (deg)262.185
Dec (deg)-20.307
Galactic lon. (deg)5.274
Galactic lat. (deg)7.842
E(B-V) (SFD98) (mag)0.754
E(B-V) (GNILC) (mag)0.684 ± 0.030
Nearest DR4 source 1219145954 (3.6 arcs away)
2nd-nearest DR4 source 185206072 (6.8 arcs away)
3rd-nearest DR4 source 185206073 (8.3 arcs away)
Times observed23
Total bad pixels0
Observing flags3

Magnitudes

Filter u v g r i z
PSF mag. 19.402 ± 0.017 18.545 ± 0.023 17.927 ± 0.018 17.566 ± 0.016
Petrosian mag. 19.810 ± 0.076 18.576 ± 0.087 17.880 ± 0.087 17.725 ± 0.055

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 19.478 ± 0.058 1,0 100 2
g 20190506165109 19.412 ± 0.057 1,0 100 2
g 20190507143127 19.395 ± 0.073 1,0 100 2
g 20190822094124 19.461 ± 0.064 1,0 100 2
r 20140729111131 18.580 ± 0.174 0,0 5 2
r 20190505165926 18.537 ± 0.055 1,0 100 2
r 20190506165309 18.575 ± 0.053 1,0 100 2
r 20190507143327 18.510 ± 0.064 1,0 100 2
r 20190822094324 18.629 ± 0.058 1,0 100 2
i 20140722114229 18.014 ± 0.134 512,0 10 2
i 20140729111202 18.043 ± 0.136 0,0 10 2
i 20150901084153 17.896 ± 0.057 1,11 100 2
i 20150901084554 17.872 ± 0.054 1,0 100 2
i 20160420172350 18.101 ± 0.208 512,0 10 2
i 20190505170526 17.879 ± 0.054 3,0 100 2
i 20190508164002 18.001 ± 0.076 1,0 100 2
i 20190509140533 17.862 ± 0.066 1,0 100 2
i 20190720124743 17.860 ± 0.081 1,0 100 2
i 20200513190610 17.981 ± 0.069 0,0 100 2
z 20140722114259 17.452 ± 0.104 0,0 20 2
z 20140729111235 17.585 ± 0.117 0,0 20 2
z 20150901084353 17.668 ± 0.072 0,8 100 2
z 20150901084754 17.542 ± 0.068 0,0 100 2
z 20160420172420 17.848 ± 0.191 0,0 20 2
z 20190505170726 17.551 ± 0.070 0,0 100 2
z 20190508164202 17.688 ± 0.086 0,0 100 2
z 20190509140733 17.554 ± 0.083 0,0 100 2
z 20190720124943 17.702 ± 0.094 1024,0 100 2

Gaia DR3 data
Matching radius: 15"

Best match Second match
Distance (arcsec) 0.22 2.35
GAIA source ID 4121070942140681728 4121070946482381440
Bp mag. 19.245 21.176
G mag. 18.421 20.228
Rp mag. 17.533 19.190
Bp/Rp excess 1.294 1.397
Parallax (mas) 0.353 ± 0.155 0.727 ± 0.640
PM RA (mas/yr) 3.931 ± 0.190 -1.807 ± 0.768
PM Dec (mas/yr) -0.817 ± 0.134 -4.088 ± 0.553
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 18.548 ± 0.011
i -- ± --
z -- ± --
Y -- ± --
J 16.243 ± 0.013
H -- ± --
K 15.575 ± 0.028
W1 16.15 ± 0.04
W2 16.137 ± 0.099
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.