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Object IDs in DR1 differ from DR2 and later releases.

DR4: Object 1212979842 (SMSS J172816.14-203640.1)

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Data releaseDR4
RA (deg)262.0672
Dec (deg)-20.6110
Galactic lon. (deg)4.9557
Galactic lat. (deg)7.7697
E(B-V) (SFD98) (mag)0.862
E(B-V) (GNILC) (mag)0.742 ± 0.036
Nearest DR4 source 179900594 (6.0 arcs away)
2nd-nearest DR4 source 179900593 (6.7 arcs away)
3rd-nearest DR4 source 1212979846 (7.4 arcs away)
Times observed2
Total bad pixels0
Observing flags3

Magnitudes

Filter u v g r i z
PSF mag. 16.361 ± 0.599 17.869 ± 0.188
Petrosian mag. 15.586 ± 0.030 17.455 ± 0.097

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 20190822094324 18.771 ± 0.056 3,0 100 2
z 20150901084353 17.912 ± 0.086 3,0 100 2

Gaia DR3 data
Matching radius: 15"

Best match Second match
Distance (arcsec) 0.89 1.55
GAIA source ID 4121022189993135616 4121022189993130112
Bp mag. 19.703 20.501
G mag. 18.929 19.797
Rp mag. 18.081 18.84
Bp/Rp excess 1.274 1.395
Parallax (mas) -0.281 ± 0.302 0.262 ± 0.700
PM RA (mas/yr) -1.268 ± 0.297 -2.123 ± 0.696
PM Dec (mas/yr) -3.968 ± 0.229 -4.509 ± 0.489
A.E.N. (mas) 0.0 ± 0.0 1.118 ± 1.062

UV to IR data
Matching radius: 2"

Filter Magnitude1
FUV -- ± --
NUV -- ± --
u -- ± --
g -- ± --
r 18.609 ± 0.011
i -- ± --
z -- ± --
Y -- ± --
J 16.856 ± 0.024
H -- ± --
K 16.274 ± 0.048
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.