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Object IDs in DR1 differ from DR2 and later releases.

DR4: Object 185218754 (SMSS J172901.53-201055.6)

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Data releaseDR4
RA (deg)262.2564
Dec (deg)-20.1821
Galactic lon. (deg)5.4165
Galactic lat. (deg)7.8531
E(B-V) (SFD98) (mag)0.896
E(B-V) (GNILC) (mag)0.727 ± 0.035
Nearest DR4 source 185218748 (8.0 arcs away)
2nd-nearest DR4 source 185218755 (9.2 arcs away)
Times observed12
Total bad pixels0
Observing flags3

Magnitudes

Filter u v g r i z
PSF mag. 17.932 ± 0.168 17.021 ± 0.067 16.091 ± 0.041 15.523 ± 0.040
Petrosian mag. 17.938 ± 0.098 17.039 ± 0.058 15.868 ± 0.071 15.217 ± 0.093

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 18.025 ± 0.083 0,0 5 2
r 20140722114203 17.088 ± 0.058 0,0 5 2
r 20140729111131 17.038 ± 0.051 0,0 5 2
r 20160420172325 17.136 ± 0.068 0,0 5 2
i 20140722114229 16.112 ± 0.042 3,0 10 2
i 20140729111202 16.114 ± 0.039 3,0 10 2
i 20150901084153 16.089 ± 0.033 3,0 100 2
i 20160420172350 16.175 ± 0.041 1,0 10 2
z 20140722114259 15.553 ± 0.037 3,0 20 2
z 20140729111235 15.501 ± 0.033 3,0 20 2
z 20150901084353 15.519 ± 0.032 3,0 100 2
z 20160420172420 15.539 ± 0.033 3,0 20 2

Gaia DR3 data
Matching radius: 15"

Best match Second match
Distance (arcsec) 0.05 3.7
GAIA source ID 4121074210680475008 4121074210655295616
Bp mag. 18.008 --
G mag. 16.838 19.137
Rp mag. 15.787 --
Bp/Rp excess 1.355 --
Parallax (mas) 0.031 ± 0.065 0.148 ± 0.281
PM RA (mas/yr) -2.126 ± 0.081 -3.109 ± 0.418
PM Dec (mas/yr) -0.656 ± 0.056 -2.788 ± 0.307
A.E.N. (mas) 0.0 ± 0.0 0.589 ± 0.763

UV to IR data
Matching radius: 2"

Filter Magnitude1
FUV -- ± --
NUV -- ± --
u -- ± --
g -- ± --
r 17.137 ± 0.003
i -- ± --
z -- ± --
Y -- ± --
J 14.119 ± 0.076
H 13.205 ± 0.071
K 13.01 ± 0.158
W1 12.861 ± 0.018
W2 12.955 ± 0.016
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.