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Object IDs in DR1 differ from DR2 and later releases.

DR4: Object 185224252 (SMSS J173004.29-201849.1)

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Data releaseDR4
RA (deg)262.5179
Dec (deg)-20.3136
Galactic lon. (deg)5.4386
Galactic lat. (deg)7.5757
E(B-V) (SFD98) (mag)1.102
E(B-V) (GNILC) (mag)1.215 ± 0.061
Nearest DR4 source 2275932763 (7.3 arcs away)
2nd-nearest DR4 source 185224197 (8.6 arcs away)
3rd-nearest DR4 source 185224251 (10.1 arcs away)
Times observed39
Total bad pixels0
Observing flags1

Magnitudes

Filter u v g r i z
PSF mag. — — 18.425 ± 0.013 17.333 ± 0.011 16.430 ± 0.011 15.911 ± 0.012
Petrosian mag. — — 18.400 ± 0.025 17.285 ± 0.033 16.365 ± 0.020 15.927 ± 0.022

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 20140722114132 18.403 ± 0.108 0,0 5 2
g 20140729111106 18.378 ± 0.102 0,0 5 2
g 20160420172300 18.084 ± 0.135 0,0 5 2
g 20190505165725 18.400 ± 0.021 0,0 100 2
g 20190506165109 18.408 ± 0.025 0,0 100 2
g 20190507143127 18.425 ± 0.032 0,0 100 2
g 20190822094124 18.456 ± 0.021 0,0 100 2
r 20140719114939 17.363 ± 0.076 0,0 5 2
r 20140722114203 17.394 ± 0.062 0,0 5 2
r 20140729111131 17.312 ± 0.054 0,0 5 2
r 20160420172325 17.334 ± 0.080 0,0 5 2
r 20190505165926 17.331 ± 0.032 0,0 100 2
r 20190506165309 17.318 ± 0.026 1,0 100 2
r 20190507143327 17.321 ± 0.041 0,0 100 2
r 20190822094324 17.355 ± 0.028 1,0 100 2
r 20210411183015 17.222 ± 0.078 0,0 5 2
i 20140719115004 16.445 ± 0.044 0,0 10 2
i 20140722114229 16.464 ± 0.038 0,0 10 2
i 20140729111202 16.396 ± 0.039 0,0 10 2
i 20150901084153 16.409 ± 0.029 1,0 100 2
i 20150901084554 16.395 ± 0.031 1,0 100 2
i 20160420172350 16.409 ± 0.048 0,0 10 2
i 20180605125802 16.445 ± 0.063 0,0 10 2
i 20190505170526 16.400 ± 0.032 1,0 100 2
i 20190509140533 16.395 ± 0.051 1,0 100 2
i 20190720124743 16.448 ± 0.058 1,0 100 2
i 20200513190610 16.419 ± 0.033 0,0 100 2
i 20210411183047 16.435 ± 0.054 0,0 10 2
z 20140719115035 15.869 ± 0.042 0,0 20 2
z 20140722114259 15.891 ± 0.038 0,0 20 2
z 20140729111235 15.848 ± 0.036 0,0 20 2
z 20150901084353 15.876 ± 0.029 0,0 100 2
z 20150901084754 15.832 ± 0.031 0,6 100 2
z 20160420172420 15.908 ± 0.040 0,0 20 2
z 20180605125833 15.934 ± 0.052 0,0 20 2
z 20190505170726 15.884 ± 0.034 0,0 100 2
z 20190509140733 15.905 ± 0.053 0,0 100 2
z 20190720124943 15.915 ± 0.058 1,0 100 2
z 20200513190811 15.921 ± 0.040 0,0 100 2
z 20210411183118 15.974 ± 0.046 0,0 20 2

Gaia DR3 data
Matching radius: 15"

Best match Second match
Distance (arcsec) 0.15 2.22
GAIA source ID 4121431689369379968 4121431654988904064
Bp mag. 18.234 --
G mag. 17.160 20.537
Rp mag. 16.071 --
Bp/Rp excess 1.417 --
Parallax (mas) 1.042 ± 0.102 -- ± --
PM RA (mas/yr) -1.351 ± 0.116 -- ± --
PM Dec (mas/yr) -2.306 ± 0.075 -- ± --
A.E.N. (mas) 0.393 ± 4.211 4.103 ± 3.010

UV to IR data
Matching radius: 2"

Filter Magnitude1
FUV -- ± --
NUV -- ± --
u -- ± --
g -- ± --
r -- ± --
i -- ± --
z -- ± --
Y -- ± --
J 14.498 ± 0.031
H 13.729 ± 0.035
K 13.471 ± 0.043
W1 13.255 ± 0.016
W2 13.297 ± 0.022
W3 12.084 ± --
W4 8.663 ± --
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.