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Object IDs in DR1 differ from DR2 and later releases.

DR4: Object 179900727 (SMSS J172816.08-203457.9)

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Data releaseDR4
RA (deg)262.0670
Dec (deg)-20.5828
Galactic lon. (deg)4.9795
Galactic lat. (deg)7.7851
E(B-V) (SFD98) (mag)0.862
E(B-V) (GNILC) (mag)0.697 ± 0.034
Nearest DR4 source 179900726 (3.9 arcs away)
2nd-nearest DR4 source 179900729 (7.4 arcs away)
3rd-nearest DR4 source 179900728 (8.4 arcs away)
Times observed4
Total bad pixels0
Observing flags3

Magnitudes

Filter u v g r i z
PSF mag. — — — — 18.528 ± 0.050 18.096 ± 0.049
Petrosian mag. — — — — 18.327 ± 0.090 17.928 ± 0.114

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)
i 20150901084153 18.541 ± 0.088 3,0 100 2
i 20190505170526 18.473 ± 0.080 3,0 100 2
z 20150901084353 18.074 ± 0.099 0,0 100 2
z 20190505170726 18.032 ± 0.100 0,0 100 2

Gaia DR3 data
Matching radius: 15"

Best match Second match
Distance (arcsec) 0.42 1.09
GAIA source ID 4121034108512958976 4121034112822625792
Bp mag. 20.094 --
G mag. 19.223 20.921
Rp mag. 18.199 --
Bp/Rp excess 1.406 --
Parallax (mas) -0.378 ± 0.430 -- ± --
PM RA (mas/yr) -2.555 ± 0.401 -- ± --
PM Dec (mas/yr) -9.083 ± 0.302 -- ± --
A.E.N. (mas) 0.0 ± 0.0 2.999 ± 0.473

UV to IR data
Matching radius: 2"

Filter Magnitude1
FUV -- ± --
NUV -- ± --
u -- ± --
g -- ± --
r 19.272 ± 0.006
i -- ± --
z -- ± --
Y -- ± --
J 16.838 ± 0.024
H -- ± --
K 16.006 ± 0.038
W1 16.849 ± 0.076
W2 16.482 ± --
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.