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Object IDs in DR1 differ from DR2 and later releases.

DR4: Object 185163579 (SMSS J172723.59-200421.1)

Find on Search these coordinates on SIMBAD   

Data releaseDR4
RA (deg)261.8483
Dec (deg)-20.0725
Galactic lon. (deg)5.2997
Galactic lat. (deg)8.2345
E(B-V) (SFD98) (mag)0.943
E(B-V) (GNILC) (mag)0.721 ± 0.032
Nearest DR4 source 185163576 (7.1 arcs away)
2nd-nearest DR4 source 185163582 (10.9 arcs away)
3rd-nearest DR4 source 185163581 (11.4 arcs away)
Times observed2
Total bad pixels0
Observing flags1040

Magnitudes

Filter u v g r i z
PSF mag. 19.659 ± -- 18.866 ± -- 18.319 ± 0.041
Petrosian mag. 20.292 ± -- 19.112 ± -- 18.334 ± 0.151

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 19.710 ± 0.123 1024,0 100 2
i 20150901084153 19.002 ± 0.127 1024,0 100 2
i 20150901084554 18.861 ± 0.115 1024,0 100 2
i 20190505170526 18.929 ± 0.131 1040,0 100 2
z 20150901084353 18.456 ± 0.133 0,0 100 2
z 20150901084754 18.354 ± 0.130 0,0 100 2

Gaia DR3 data
Matching radius: 15"

Best match Second match
Distance (arcsec) 0.26 2.44
GAIA source ID 4121272633820848640 4121272638120819328
Bp mag. 20.244 21.531
G mag. 19.382 20.434
Rp mag. 18.382 19.343
Bp/Rp excess 1.385 1.414
Parallax (mas) 0.467 ± 0.350 0.416 ± 0.884
PM RA (mas/yr) 6.249 ± 0.466 -3.189 ± 1.427
PM Dec (mas/yr) -1.220 ± 0.319 -5.941 ± 0.882
A.E.N. (mas) 0.0 ± 0.0 1.384 ± 0.941

UV to IR data
Matching radius: 2"

Filter Magnitude1
FUV -- ± --
NUV -- ± --
u -- ± --
g -- ± --
r 19.450 ± 0.005
i -- ± --
z -- ± --
Y -- ± --
J 16.628 ± 0.018
H -- ± --
K 15.863 ± 0.036
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.