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Object IDs in DR1 differ from DR2 and later releases.

DR4: Object 1212945185 (SMSS J172826.05-205916.0)

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Data releaseDR4
RA (deg)262.109
Dec (deg)-20.988
Galactic lon. (deg)4.658
Galactic lat. (deg)7.533
E(B-V) (SFD98) (mag)0.959
E(B-V) (GNILC) (mag)0.769 ± 0.042
Nearest DR4 source 179866903 (2.1 arcs away)
2nd-nearest DR4 source 179866905 (3.2 arcs away)
3rd-nearest DR4 source 179866907 (8.9 arcs away)
Times observed14
Total bad pixels0
Observing flags3

Magnitudes

Filter u v g r i z
PSF mag. — — 17.609 ± 0.208 16.451 ± 0.193 15.961 ± 0.184 15.393 ± 0.179
Petrosian mag. — — 17.427 ± 0.073 16.440 ± 0.045 15.730 ± 0.063 15.268 ± 0.039

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 18.845 ± 0.041 3,0 100 2
g 20190507143127 18.764 ± 0.041 3,0 100 2
g 20190822094124 18.658 ± 0.036 3,0 100 2
r 20190505165926 17.818 ± 0.037 3,0 100 2
r 20190506165309 17.808 ± 0.035 3,0 100 2
r 20190507143327 17.717 ± 0.040 3,0 100 2
r 20190822094324 17.715 ± 0.034 3,0 100 2
i 20190419150817 16.977 ± 0.044 27,17 100 2
i 20190508164002 16.823 ± 0.033 3,0 100 2
i 20190720124743 16.938 ± 0.063 3,0 100 2
i 20210411183047 16.654 ± 0.067 0,0 10 2
z 20190419151018 16.380 ± 0.043 19,9 100 2
z 20190508164202 16.387 ± 0.034 3,0 100 2
z 20190720124943 16.453 ± 0.061 3,0 100 2
z 20200513183957 16.375 ± 0.042 3,0 100 2
z 20210411183118 16.334 ± 0.060 0,0 20 2

Gaia DR3 data
Matching radius: 15"

Best match Second match
Distance (arcsec) 0.45 1.75
GAIA source ID 4120959414721932928 4120959414783698688
Bp mag. -- --
G mag. 19.698 19.294
Rp mag. -- --
Bp/Rp excess -- --
Parallax (mas) -1.006 ± 0.757 0.409 ± 0.381
PM RA (mas/yr) -2.775 ± 0.871 -4.406 ± 0.516
PM Dec (mas/yr) 1.041 ± 0.570 -3.768 ± 0.349
A.E.N. (mas) 0.222 ± 0.046 0.000 ± 0.000

UV to IR data
Matching radius: 2"

Filter Magnitude1
FUV -- ± --
NUV -- ± --
u -- ± --
g -- ± --
r -- ± --
i -- ± --
z -- ± --
Y -- ± --
J 17.127 ± 0.031
H -- ± --
K 16.454 ± 0.057
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.