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Object IDs in DR1 differ from DR2 and later releases.

DR4: Object 179829531 (SMSS J172559.13-204258.5)

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Data releaseDR4
RA (deg)261.4964
Dec (deg)-20.7163
Galactic lon. (deg)4.5727
Galactic lat. (deg)8.1601
E(B-V) (SFD98) (mag)0.876
E(B-V) (GNILC) (mag)0.721 ± 0.051
Nearest DR4 source 179829527 (5.2 arcs away)
2nd-nearest DR4 source 179829532 (7.3 arcs away)
3rd-nearest DR4 source 179829530 (8.7 arcs away)
Times observed5
Total bad pixels0
Observing flags0

Magnitudes

Filter u v g r i z
PSF mag. 19.543 ± 0.049 18.673 ± 0.028 18.249 ± 0.032
Petrosian mag. 19.913 ± 0.192 18.846 ± 0.130 18.523 ± 0.140

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)
r 20190506165309 19.646 ± 0.115 0,0 100 2
i 20150901084153 18.777 ± 0.105 0,0 100 2
i 20150901084554 18.726 ± 0.089 1024,0 100 2
i 20190505170526 18.659 ± 0.096 0,0 100 2
z 20150901084353 18.287 ± 0.115 0,0 100 2
z 20150901084754 18.480 ± 0.131 100 2
z 20190505170726 18.315 ± 0.129 0,0 100 2

Gaia DR3 data
Matching radius: 15"

Best match Second match
Distance (arcsec) 0.27 1.11
GAIA source ID 4121123104527804672 4121123104527804544
Bp mag. 20.311 --
G mag. 19.455 20.774
Rp mag. 18.301 --
Bp/Rp excess 1.549 --
Parallax (mas) -0.091 ± 0.331 -- ± --
PM RA (mas/yr) -3.744 ± 0.462 -- ± --
PM Dec (mas/yr) -8.391 ± 0.312 -- ± --
A.E.N. (mas) 0.803 ± 1.262 2.652 ± 1.143

UV to IR data
Matching radius: 2"

Filter Magnitude1
FUV -- ± --
NUV -- ± --
u -- ± --
g 20.692 ± 0.016
r 19.285 ± 0.005
i 18.588 ± 0.011
z 18.206 ± 0.011
Y -- ± --
J 16.769 ± 0.019
H -- ± --
K 15.957 ± 0.032
W1 15.898 ± 0.04
W2 16.814 ± 0.216
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.