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Object IDs in DR1 differ from DR2 and later releases.

DR4: Object 2275856161 (SMSS J172717.01-201855.3)

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Data releaseDR4
RA (deg)261.8209
Dec (deg)-20.3154
Galactic lon. (deg)5.0796
Galactic lat. (deg)8.1240
E(B-V) (SFD98) (mag)0.818
E(B-V) (GNILC) (mag)0.581 ± 0.030
Nearest DR4 source 185152417 (3.9 arcs away)
2nd-nearest DR4 source 185151983 (6.8 arcs away)
3rd-nearest DR4 source 185152418 (7.3 arcs away)
Times observed1
Total bad pixels0
Observing flags3

Magnitudes

Filter u v g r i z
PSF mag. — — — — — 15.017 ± 0.037
Petrosian mag. — — — — — 15.100 ± 0.033

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)
z 20140729111235 15.010 ± 0.033 3,0 20 2

Gaia DR3 data
Matching radius: 15"

Best match Second match
Distance (arcsec) 0.07 1.47
GAIA source ID 4121255561326131712 4121255557013218048
Bp mag. 17.07 --
G mag. 16.166 20.784
Rp mag. 15.180 --
Bp/Rp excess 1.359 --
Parallax (mas) 0.208 ± 0.067 -- ± --
PM RA (mas/yr) -2.230 ± 0.077 -- ± --
PM Dec (mas/yr) -0.022 ± 0.052 -- ± --
A.E.N. (mas) 0.031 ± 0.091 4.551 ± 3.213

UV to IR data
Matching radius: 2"

Filter Magnitude1
FUV -- ± --
NUV -- ± --
u -- ± --
g -- ± --
r -- ± --
i -- ± --
z -- ± --
Y -- ± --
J 13.741 ± 0.045
H 13.048 ± 0.032
K 12.849 ± 0.032
W1 12.748 ± 0.02
W2 12.957 ± 0.016
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.