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Object IDs in DR1 differ from DR2 and later releases.

DR4: Object 1212671189 (SMSS J172205.57-205516.2)

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Data releaseDR4
RA (deg)260.5232
Dec (deg)-20.9212
Galactic lon. (deg)3.8939
Galactic lat. (deg)8.8072
E(B-V) (SFD98) (mag)0.771
E(B-V) (GNILC) (mag)0.559 ± 0.025
Nearest DR4 source 1212671199 (5.2 arcs away)
2nd-nearest DR4 source 179622405 (6.5 arcs away)
3rd-nearest DR4 source 179622400 (7.6 arcs away)
Times observed5
Total bad pixels0
Observing flags3

Magnitudes

Filter u v g r i z
PSF mag. 19.564 ± 0.114 19.009 ± 0.075 18.465 ± 0.162 18.258 ± 0.161
Petrosian mag. 19.410 ± 0.101 18.561 ± 0.277 18.174 ± 0.103 17.842 ± 0.143

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 20180718115326 19.568 ± 0.067 3,0 100 2
r 20180718115528 18.972 ± 0.061 3,0 100 2
r 20180802115408 19.039 ± 0.072 3,0 100 2
i 20180718120132 18.488 ± 0.076 3,0 100 2
z 20180718120334 18.311 ± 0.112 1,0 100 2

Gaia DR3 data
Matching radius: 15"

Best match Second match
Distance (arcsec) 0.26 2.76
GAIA source ID 4121147603031901824 4121147603037717376
Bp mag. 19.664 20.913
G mag. 19.153 20.170
Rp mag. 18.289 19.742
Bp/Rp excess 1.386 0.990
Parallax (mas) 0.570 ± 0.287 -0.152 ± 0.658
PM RA (mas/yr) -6.985 ± 0.344 -4.243 ± 0.800
PM Dec (mas/yr) -3.867 ± 0.223 -2.959 ± 0.482
A.E.N. (mas) 0.0 ± 0.000 0.110 ± 0.008

UV to IR data
Matching radius: 2"

Filter Magnitude1
FUV -- ± --
NUV -- ± --
u -- ± --
g 19.844 ± 0.009
r 19.103 ± 0.004
i 18.719 ± 0.014
z 18.455 ± 0.016
Y -- ± --
J 17.385 ± 0.034
H -- ± --
K 16.829 ± 0.070
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.