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Object IDs in DR1 differ from DR2 and later releases.

DR4: Object 2268053140 (SMSS J172716.73-204951.7)

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Data releaseDR4
RA (deg)261.8197
Dec (deg)-20.8311
Galactic lon. (deg)4.6422
Galactic lat. (deg)7.8442
E(B-V) (SFD98) (mag)0.983
E(B-V) (GNILC) (mag)0.861 ± 0.037
Nearest DR4 source 179821065 (6.8 arcs away)
2nd-nearest DR4 source 179821070 (9.6 arcs away)
3rd-nearest DR4 source 179821066 (9.8 arcs away)
Times observed1
Total bad pixels0
Observing flags0

Magnitudes

Filter u v g r i z
PSF mag. — — — — 17.585 ± 0.298 —
Petrosian mag. — — — — 17.945 ± 0.189 —

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 20140729111202 17.790 ± 0.101 0,0 10 2

Gaia DR3 data
Matching radius: 15"

Best match Second match
Distance (arcsec) 1.24 1.31
GAIA source ID 4121011332320169600 4121011332320174208
Bp mag. -- 20.207
G mag. 20.003 19.311
Rp mag. -- 18.261
Bp/Rp excess -- 1.425
Parallax (mas) 1.304 ± 0.822 0.439 ± 0.278
PM RA (mas/yr) -4.139 ± 0.766 -0.677 ± 0.357
PM Dec (mas/yr) -2.688 ± 0.535 -4.853 ± 0.252
A.E.N. (mas) 0.0 ± 0.0 0.0 ± 0.0

UV to IR data
Matching radius: 2"

Filter Magnitude1
FUV -- ± --
NUV -- ± --
u -- ± --
g 21.569 ± 0.020
r 20.258 ± 0.008
i 19.712 ± 0.018
z 19.348 ± 0.018
Y -- ± --
J 16.886 ± 0.025
H -- ± --
K 16.263 ± 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.