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Object IDs in DR1 differ from DR2 and later releases.

DR4: Object 185162981 (SMSS J172740.89-200437.5)

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Data releaseDR4
RA (deg)261.9203
Dec (deg)-20.0772
Galactic lon. (deg)5.3329
Galactic lat. (deg)8.1752
E(B-V) (SFD98) (mag)0.886
E(B-V) (GNILC) (mag)0.664 ± 0.031
Nearest DR4 source 2275867348 (2.8 arcs away)
2nd-nearest DR4 source 1219100068 (6.9 arcs away)
3rd-nearest DR4 source 185164512 (8.1 arcs away)
Times observed45
Total bad pixels5
Observing flags3

Magnitudes

Filter u v g r i z
PSF mag. — — 16.441 ± 0.009 15.217 ± 0.009 14.039 ± 0.009 13.414 ± 0.011
Petrosian mag. — — 16.454 ± 0.022 15.200 ± 0.029 13.992 ± 0.045 13.368 ± 0.040

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 20140719114908 16.440 ± 0.032 0,0 5 2
g 20140722114132 16.378 ± 0.032 0,0 5 2
g 20140729111106 16.432 ± 0.033 0,0 5 2
g 20160420170043 16.403 ± 0.036 0,0 5 2
g 20180605124544 16.503 ± 0.037 0,0 5 2
g 20190505165725 16.441 ± 0.032 3,0 100 2
g 20190506165109 16.445 ± 0.025 3,0 100 2
g 20190507143127 16.438 ± 0.038 3,0 100 2
g 20190822094124 16.454 ± 0.037 3,0 100 2
g 20200524153348 16.522 ± 0.049 0,0 5 3
g 20210407183532 16.487 ± 0.036 0,0 5 2
r 20140719114939 15.242 ± 0.029 3,0 5 2
r 20140722114203 15.201 ± 0.027 0,0 5 2
r 20140729111131 15.225 ± 0.027 0,0 5 2
r 20160420170109 15.245 ± 0.023 0,0 5 2
r 20190505165926 15.214 ± 0.038 3,0 100 2
r 20190506165309 15.215 ± 0.030 3,0 100 2
r 20190507143327 15.195 ± 0.039 3,0 100 2
r 20190822094324 15.213 ± 0.041 3,0 100 2
r 20200524153415 15.239 ± 0.036 3,0 5 2
r 20210407183558 15.225 ± 0.037 0,0 5 2
i 20140719115004 14.039 ± 0.028 3,0 10 2
i 20140722114229 14.019 ± 0.030 2,0 10 2
i 20140729111202 14.042 ± 0.028 0,0 10 2
i 20150901084153 14.052 ± 0.028 3,0 100 2
i 20150901084554 14.043 ± 0.032 3,0 100 2
i 20160420170134 14.112 ± 0.016 0,3 10 2
i 20180605124636 14.205 ± 0.024 3,2 10 2
i 20190505170526 14.022 ± 0.036 3,0 100 2
i 20190508164002 14.070 ± 0.034 27,0 100 2
i 20190509140533 14.030 ± 0.059 3,0 100 2
i 20190720124743 14.227 ± 0.071 3,0 100 2
i 20200513190610 14.218 ± 0.032 3,0 100 2
i 20200524153441 14.233 ± 0.029 3,0 10 2
i 20210407183626 14.032 ± 0.028 3,0 10 2
z 20140719115035 13.540 ± 0.030 3,0 20 2
z 20140722114259 13.400 ± 0.028 3,0 20 2
z 20140729111235 13.407 ± 0.030 2,0 20 2
z 20150901084353 13.414 ± 0.027 3,0 100 2
z 20150901084754 13.411 ± 0.031 3,0 100 2
z 20160420170204 13.478 ± 0.019 0,0 20 2
z 20180605124707 13.535 ± 0.019 3,0 20 2
z 20190505170726 13.403 ± 0.035 3,0 100 2
z 20190508164202 13.424 ± 0.027 27,0 100 2
z 20190509140733 13.572 ± 0.056 3,0 100 2
z 20190720124943 13.516 ± 0.065 3,0 100 2
z 20200513190811 13.509 ± 0.038 3,0 100 2
z 20200524153511 13.475 ± 0.027 3,0 20 3
z 20210407183658 13.407 ± 0.030 3,0 20 2

Gaia DR3 data
Matching radius: 15"

Best match Second match
Distance (arcsec) 0.12 2.21
GAIA source ID 4121277551601852800 4121277551562956288
Bp mag. 16.185 --
G mag. 14.810 20.593
Rp mag. 13.667 --
Bp/Rp excess 1.411 --
Parallax (mas) 0.144 ± 0.029 -- ± --
PM RA (mas/yr) -1.403 ± 0.031 -- ± --
PM Dec (mas/yr) -5.955 ± 0.022 -- ± --
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 15.236 ± 0.002
i -- ± --
z -- ± --
Y -- ± --
J 11.842 ± 0.025
H 10.875 ± 0.022
K 10.526 ± 0.019
W1 10.36 ± 0.011
W2 10.559 ± 0.008
W3 10.413 ± 0.09
W4 8.559 ± --
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.