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Object IDs in DR1 differ from DR2 and later releases.

DR4: Object 185151919 (SMSS J172716.01-202010.0)

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Data releaseDR4
RA (deg)261.8168
Dec (deg)-20.3361
Galactic lon. (deg)5.0600
Galactic lat. (deg)8.1159
E(B-V) (SFD98) (mag)0.818
E(B-V) (GNILC) (mag)0.585 ± 0.030
Nearest DR4 source 185151916 (2.7 arcs away)
2nd-nearest DR4 source 185151918 (7.2 arcs away)
3rd-nearest DR4 source 185151914 (7.8 arcs away)
Times observed7
Total bad pixels0
Observing flags3

Magnitudes

Filter u v g r i z
PSF mag. 17.871 ± 0.324 17.562 ± 0.101
Petrosian mag. 17.733 ± 0.130 16.9 ± 0.127

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 18.152 ± 0.145 2,0 10 2
z 20140722114259 17.617 ± 0.114 0,0 20 2
z 20140729111235 17.881 ± 0.147 0,0 20 2
z 20150901084353 17.662 ± 0.069 3,0 100 2
z 20150901084754 17.502 ± 0.066 1,0 100 2
z 20190505170726 17.595 ± 0.073 1,0 100 2
z 20190508164202 17.570 ± 0.075 1,0 100 2

Gaia DR3 data
Matching radius: 15"

Best match Second match
Distance (arcsec) 0.11 2.09
GAIA source ID 4121231990583296128 4121255458248123008
Bp mag. 19.373 --
G mag. 18.785 20.126
Rp mag. 17.914 --
Bp/Rp excess 1.361 --
Parallax (mas) -0.054 ± 0.312 -0.097 ± 0.930
PM RA (mas/yr) -5.529 ± 0.334 -6.525 ± 1.205
PM Dec (mas/yr) -2.691 ± 0.233 -3.021 ± 0.753
A.E.N. (mas) 0.0 ± 0.0 0.956 ± 0.551

UV to IR data
Matching radius: 2"

Filter Magnitude1
FUV -- ± --
NUV -- ± --
u -- ± --
g -- ± --
r 18.537 ± 0.006
i -- ± --
z -- ± --
Y -- ± --
J 16.789 ± 0.021
H -- ± --
K 16.198 ± 0.049
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.