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Object IDs in DR1 differ from DR2 and later releases.

DR4: Object 185152168 (SMSS J172720.14-201948.5)

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Data releaseDR4
RA (deg)261.8340
Dec (deg)-20.3302
Galactic lon. (deg)5.0738
Galactic lat. (deg)8.1056
E(B-V) (SFD98) (mag)0.818
E(B-V) (GNILC) (mag)0.581 ± 0.030
Nearest DR4 source 185152166 (8.4 arcs away)
2nd-nearest DR4 source 185152192 (10.6 arcs away)
3rd-nearest DR4 source 185152169 (11.3 arcs away)
Times observed8
Total bad pixels0
Observing flags1

Magnitudes

Filter u v g r i z
PSF mag. 19.682 ± 0.041 18.893 ± 0.054 18.307 ± 0.039 18.049 ± 0.028
Petrosian mag. 19.489 ± 0.214 18.754 ± 0.074 18.183 ± 0.087 18.180 ± 0.098

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 19.660 ± 0.067 1,0 100 2
g 20190507143127 19.652 ± 0.081 1,0 100 2
r 20190506165309 18.758 ± 0.059 0,0 100 2
r 20190507143327 18.881 ± 0.072 1,0 100 2
r 20190822094324 18.960 ± 0.077 16,0 100 2
i 20150901084153 18.307 ± 0.072 0,0 100 2
i 20150901084554 18.268 ± 0.072 1,0 100 2
z 20150901084353 18.043 ± 0.093 0,0 100 2
z 20150901084754 18.039 ± 0.100 0,0 100 2

Gaia DR3 data
Matching radius: 15"

Best match Second match
Distance (arcsec) 0.54 0.98
GAIA source ID 4121255492606555520 4121255492606555392
Bp mag. 19.518 --
G mag. 19.141 20.485
Rp mag. 17.948 --
Bp/Rp excess 1.776 --
Parallax (mas) 2.617 ± 0.505 1.398 ± 1.396
PM RA (mas/yr) -4.397 ± 0.532 -2.240 ± 1.707
PM Dec (mas/yr) -2.645 ± 0.380 -6.647 ± 1.146
A.E.N. (mas) 1.292 ± 4.609 0.0 ± 0.0

UV to IR data
Matching radius: 2"

Filter Magnitude1
FUV -- ± --
NUV -- ± --
u -- ± --
g -- ± --
r 18.848 ± 0.007
i -- ± --
z -- ± --
Y -- ± --
J 16.865 ± 0.023
H -- ± --
K 16.299 ± 0.054
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.