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Object IDs in DR1 differ from DR2 and later releases.

DR4: Object 179900776 (SMSS J172819.40-203525.1)

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Data releaseDR4
RA (deg)262.0809
Dec (deg)-20.5903
Galactic lon. (deg)4.9802
Galactic lat. (deg)7.7701
E(B-V) (SFD98) (mag)0.862
E(B-V) (GNILC) (mag)0.697 ± 0.034
Nearest DR4 source 179900777 (3.7 arcs away)
2nd-nearest DR4 source 179900778 (8.0 arcs away)
3rd-nearest DR4 source 179900775 (9.4 arcs away)
Times observed4
Total bad pixels0
Observing flags3

Magnitudes

Filter u v g r i z
PSF mag. 17.460 ± 0.026 16.910 ± 0.026
Petrosian mag. 17.780 ± 0.120 17.201 ± 0.078

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 20140722114229 17.474 ± 0.086 3,0 10 2
i 20160420172350 17.439 ± 0.100 3,0 10 2
z 20140722114259 16.903 ± 0.067 3,0 20 2
z 20160420172420 16.961 ± 0.081 3,0 20 2

Gaia DR3 data
Matching radius: 15"

Best match Second match
Distance (arcsec) 0.15 4.11
GAIA source ID 4121034074140840576 4121022323106307456
Bp mag. 19.136 17.691
G mag. 18.181 16.685
Rp mag. 17.074 15.707
Bp/Rp excess 1.468 1.323
Parallax (mas) 0.182 ± 0.193 0.276 ± 0.083
PM RA (mas/yr) -4.971 ± 0.212 -5.888 ± 0.092
PM Dec (mas/yr) -7.847 ± 0.168 -11.353 ± 0.074
A.E.N. (mas) 0.0 ± 0.000 0.133 ± 0.911

UV to IR data
Matching radius: 2"

Filter Magnitude1
FUV -- ± --
NUV -- ± --
u -- ± --
g -- ± --
r 18.292 ± 0.003
i -- ± --
z -- ± --
Y -- ± --
J 15.424 ± 0.007
H -- ± --
K 14.489 ± 0.010
W1 15.175 ± 0.045
W2 15.357 ± 0.065
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.