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Object IDs in DR1 differ from DR2 and later releases.

DR4: Object 185224225 (SMSS J173002.60-201828.2)

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Data releaseDR4
RA (deg)262.5108
Dec (deg)-20.3078
Galactic lon. (deg)5.4400
Galactic lat. (deg)7.5843
E(B-V) (SFD98) (mag)1.102
E(B-V) (GNILC) (mag)1.215 ± 0.061
Nearest DR4 source 185224224 (5.1 arcs away)
2nd-nearest DR4 source 185224229 (8.3 arcs away)
3rd-nearest DR4 source 185224222 (9.0 arcs away)
Times observed35
Total bad pixels0
Observing flags3

Magnitudes

Filter u v g r i z
PSF mag. — — 19.390 ± 0.015 17.978 ± 0.018 16.798 ± 0.011 16.107 ± 0.010
Petrosian mag. — — 19.508 ± 0.041 18.021 ± 0.029 16.840 ± 0.024 16.206 ± 0.014

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 20190505165725 19.403 ± 0.042 0,0 100 2
g 20190506165109 19.375 ± 0.041 0,0 100 2
g 20190507143127 19.400 ± 0.053 0,0 100 2
g 20190822094124 19.411 ± 0.038 1,0 100 2
r 20140722114203 17.954 ± 0.096 0,0 5 2
r 20140729111131 17.874 ± 0.085 0,0 5 2
r 20160420172325 18.242 ± 0.174 0,0 5 2
r 20190505165926 18.011 ± 0.037 1,0 100 2
r 20190506165309 17.955 ± 0.030 1,0 100 2
r 20190507143327 17.993 ± 0.045 1,0 100 2
r 20190822094324 18.015 ± 0.032 3,0 100 2
i 20140719115004 16.736 ± 0.052 0,0 10 2
i 20140722114229 16.792 ± 0.046 0,0 10 2
i 20140729111202 16.750 ± 0.046 0,0 10 2
i 20150901084153 16.807 ± 0.031 1,0 100 2
i 20150901084554 16.799 ± 0.032 3,0 100 2
i 20160420172350 16.886 ± 0.068 0,0 10 2
i 20180605125802 16.706 ± 0.074 0,0 10 2
i 20190505170526 16.809 ± 0.034 3,0 100 2
i 20190508164002 16.811 ± 0.036 19,0 100 2
i 20190509140533 16.808 ± 0.052 3,0 100 2
i 20190720124743 16.835 ± 0.059 3,0 100 2
i 20200513190610 16.845 ± 0.036 3,0 100 2
i 20210411183047 16.715 ± 0.064 0,0 10 2
z 20140719115035 16.117 ± 0.047 0,0 20 2
z 20140722114259 16.064 ± 0.04 0,0 20 2
z 20140729111235 16.139 ± 0.041 0,0 20 2
z 20150901084353 16.113 ± 0.030 3,0 100 2
z 20150901084754 16.092 ± 0.032 3,0 100 2
z 20160420172420 16.157 ± 0.046 0,0 20 2
z 20180605125833 16.230 ± 0.064 0,0 20 2
z 20190505170726 16.11 ± 0.035 3,0 100 2
z 20190508164202 16.118 ± 0.031 19,0 100 2
z 20190509140733 16.131 ± 0.054 1,0 100 2
z 20190720124943 16.124 ± 0.059 3,0 100 2
z 20200513190811 16.138 ± 0.042 3,0 100 2
z 20210411183118 16.137 ± 0.051 0,0 20 2

Gaia DR3 data
Matching radius: 15"

Best match Second match
Distance (arcsec) 0.17 5.36
GAIA source ID 4121431655009644672 4121431689346136576
Bp mag. 18.984 20.726
G mag. 17.541 19.526
Rp mag. 16.391 18.558
Bp/Rp excess 1.406 1.267
Parallax (mas) -0.015 ± 0.110 -0.161 ± 0.415
PM RA (mas/yr) -1.124 ± 0.126 -5.450 ± 0.544
PM Dec (mas/yr) -8.023 ± 0.082 -4.400 ± 0.320
A.E.N. (mas) 0.0 ± 0.0 0.0 ± 0.0

UV to IR data
Matching radius: 2"

Filter Magnitude1
FUV -- ± --
NUV -- ± --
u -- ± --
g -- ± --
r -- ± --
i -- ± --
z -- ± --
Y -- ± --
J 14.433 ± 0.028
H 13.455 ± 0.022
K 13.032 ± 0.024
W1 12.775 ± 0.013
W2 12.962 ± 0.011
W3 12.243 ± --
W4 8.769 ± --
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.