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Object IDs in DR1 differ from DR2 and later releases.

DR4: Object 185163583 (SMSS J172724.32-200409.9)

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Data releaseDR4
RA (deg)261.8513
Dec (deg)-20.0694
Galactic lon. (deg)5.3039
Galactic lat. (deg)8.2338
E(B-V) (SFD98) (mag)0.943
E(B-V) (GNILC) (mag)0.721 ± 0.032
Nearest DR4 source 2275867997 (3.8 arcs away)
2nd-nearest DR4 source 185163581 (5.9 arcs away)
3rd-nearest DR4 source 185163584 (6.7 arcs away)
Times observed9
Total bad pixels0
Observing flags1

Magnitudes

Filter u v g r i z
PSF mag. 20.018 ± 0.053 19.143 ± 0.033 18.461 ± 0.050 18.081 ± 0.044
Petrosian mag. 19.783 ± 0.135 18.927 ± 0.320 18.281 ± 0.064 18.225 ± 0.181

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)
g 20190506165109 20.090 ± 0.095 1,0 100 2
r 20190505165926 19.193 ± 0.100 0,0 100 2
r 20190506165309 19.192 ± 0.080 1,0 100 2
i 20150901084153 18.452 ± 0.080 0,0 100 2
i 20150901084554 18.513 ± 0.087 0,0 100 2
i 20190505170526 18.520 ± 0.094 0,0 100 2
i 20190509140533 18.462 ± 0.094 16,0 100 2
z 20150901084353 18.088 ± 0.097 0,0 100 2
z 20150901084754 18.105 ± 0.106 0,0 100 2
z 20190505170726 18.289 ± 0.135 0,0 100 2
z 20190509140733 18.128 ± 0.116 16,0 100 2

Gaia DR3 data
Matching radius: 15"

Best match Second match
Distance (arcsec) 0.12 3.4
GAIA source ID 4121272633820848896 4121272638120819968
Bp mag. 19.892 21.149
G mag. 19.024 20.670
Rp mag. 18.084 19.349
Bp/Rp excess 1.327 1.887
Parallax (mas) 0.217 ± 0.281 -- ± --
PM RA (mas/yr) -1.689 ± 0.421 -- ± --
PM Dec (mas/yr) -6.326 ± 0.290 -- ± --
A.E.N. (mas) 0.0 ± 0.0 3.015 ± 1.568

UV to IR data
Matching radius: 2"

Filter Magnitude1
FUV -- ± --
NUV -- ± --
u -- ± --
g -- ± --
r 19.194 ± 0.004
i -- ± --
z -- ± --
Y -- ± --
J 16.843 ± 0.022
H -- ± --
K 16.195 ± 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.