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Object IDs in DR1 differ from DR2 and later releases.

DR4: Object 185152657 (SMSS J172719.87-201826.2)

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Data releaseDR4
RA (deg)261.8328
Dec (deg)-20.3073
Galactic lon. (deg)5.0926
Galactic lat. (deg)8.1190
E(B-V) (SFD98) (mag)0.818
E(B-V) (GNILC) (mag)0.592 ± 0.029
Nearest DR4 source 185152656 (4.0 arcs away)
2nd-nearest DR4 source 185152659 (10.0 arcs away)
3rd-nearest DR4 source 185152658 (11.2 arcs away)
Times observed1
Total bad pixels0
Observing flags0

Magnitudes

Filter u v g r i z
PSF mag. — — — — 18.531 ± 0.37 —
Petrosian mag. — — — — 18.323 ± 0.114 —

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 20150901084554 18.915 ± 0.121 0,0 100 2

Gaia DR3 data
Matching radius: 15"

Best match Second match
Distance (arcsec) 0.16 2.26
GAIA source ID 4121255660104320256 4121255664413347072
Bp mag. 20.501 --
G mag. 20.003 20.651
Rp mag. 18.772 --
Bp/Rp excess 1.766 --
Parallax (mas) -3.046 ± 1.714 0.274 ± 1.408
PM RA (mas/yr) 10.893 ± 1.879 7.199 ± 2.709
PM Dec (mas/yr) 2.341 ± 1.261 -0.564 ± 1.359
A.E.N. (mas) 3.999 ± 8.334 0.0 ± 0.0

UV to IR data
Matching radius: 2"

Filter Magnitude1
FUV -- ± --
NUV -- ± --
u -- ± --
g -- ± --
r 19.708 ± 0.010
i -- ± --
z -- ± --
Y -- ± --
J 17.554 ± 0.042
H -- ± --
K 16.826 ± 0.087
W1 16.284 ± 0.049
W2 17.539 ± --
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.