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Object IDs in DR1 differ from DR2 and later releases.

DR4: Object 185249178 (SMSS J172837.10-193955.0)

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Data releaseDR4
RA (deg)262.1546
Dec (deg)-19.6653
Galactic lon. (deg)5.8032
Galactic lat. (deg)8.2132
E(B-V) (SFD98) (mag)0.938
E(B-V) (GNILC) (mag)0.785 ± 0.047
Nearest DR4 source 185249177 (5.3 arcs away)
2nd-nearest DR4 source 185249172 (8.2 arcs away)
3rd-nearest DR4 source 185249180 (9.7 arcs away)
Times observed15
Total bad pixels0
Observing flags0

Magnitudes

Filter u v g r i z
PSF mag. 20.098 ± 0.06 19.071 ± 0.027 18.208 ± 0.028 17.688 ± 0.031
Petrosian mag. 20.239 ± 0.133 19.119 ± 0.059 18.248 ± 0.072 17.798 ± 0.052

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 20.055 ± 0.078 0,0 100 2
r 20190506165309 18.977 ± 0.057 0,0 100 2
r 20190507143327 19.086 ± 0.077 0,0 100 2
r 20190822094324 19.025 ± 0.067 0,0 100 2
i 20140722114229 18.127 ± 0.131 512,0 10 2
i 20140729111202 18.129 ± 0.130 0,0 10 2
i 20150901084153 18.138 ± 0.059 0,0 100 2
i 20150901084554 18.096 ± 0.058 0,0 100 2
i 20190508164002 18.257 ± 0.076 0,0 100 2
i 20200513190610 18.173 ± 0.079 0,0 100 2
z 20140722114259 17.459 ± 0.095 0,0 20 2
z 20140729111235 17.574 ± 0.105 0,0 20 2
z 20150901084353 17.693 ± 0.068 0,0 100 2
z 20150901084754 17.732 ± 0.072 0,0 100 2
z 20160420165441 17.700 ± 0.143 0,0 20 2
z 20190508164202 17.652 ± 0.075 0,0 100 2

Gaia DR3 data
Matching radius: 15"

Best match Second match
Distance (arcsec) 0.62 1.26
GAIA source ID 4121669252608905216 4121669252561884160
Bp mag. 20.059 --
G mag. 18.980 19.838
Rp mag. 17.984 --
Bp/Rp excess 1.322 --
Parallax (mas) 0.461 ± 0.251 -0.228 ± 0.492
PM RA (mas/yr) -1.920 ± 0.360 -3.836 ± 0.702
PM Dec (mas/yr) -6.693 ± 0.238 -5.588 ± 0.451
A.E.N. (mas) 0.512 ± 0.963 0.0 ± 0.0

UV to IR data
Matching radius: 2"

Filter Magnitude1
FUV -- ± --
NUV -- ± --
u -- ± --
g -- ± --
r 18.819 ± 0.008
i -- ± --
z -- ± --
Y -- ± --
J 16.263 ± 0.013
H -- ± --
K 15.339 ± 0.022
W1 15.027 ± 0.021
W2 15.448 ± 0.067
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.