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Object IDs in DR1 differ from DR2 and later releases.

DR4: Object 184986679 (SMSS J172243.01-200954.6)

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Data releaseDR4
RA (deg)260.6792
Dec (deg)-20.1652
Galactic lon. (deg)4.6137
Galactic lat. (deg)9.1027
E(B-V) (SFD98) (mag)0.640
E(B-V) (GNILC) (mag)0.498 ± 0.021
Nearest DR4 source 1218854056 (8.2 arcs away)
2nd-nearest DR4 source 1218854057 (11.0 arcs away)
3rd-nearest DR4 source 184995686 (14.2 arcs away)
Times observed50
Total bad pixels0
Observing flags0

Magnitudes

Filter u v g r i z
PSF mag. — — 17.315 ± 0.011 16.330 ± 0.009 15.621 ± 0.008 15.218 ± 0.009
Petrosian mag. — — 17.449 ± 0.026 16.410 ± 0.012 15.718 ± 0.013 15.315 ± 0.010

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 20140626130919 17.212 ± 0.049 0,0 5 2
g 20140627130802 17.348 ± 0.054 0,0 5 2
g 20140719114131 17.321 ± 0.052 0,0 5 2
g 20160420170043 17.356 ± 0.076 0,0 5 2
g 20180315174626 17.315 ± 0.052 0,0 5 2
g 20180605124544 17.343 ± 0.060 0,0 5 2
g 20180801105218 17.308 ± 0.033 0,0 100 2
g 20190505165725 17.275 ± 0.028 0,0 100 2
g 20190822092753 17.321 ± 0.032 0,0 100 2
g 20200224174822 17.297 ± 0.039 0,0 100 2
g 20210407183532 17.282 ± 0.059 0,0 5 2
r 20140626130951 16.332 ± 0.035 0,0 5 2
r 20140627130827 16.351 ± 0.037 0,0 5 2
r 20140719114202 16.332 ± 0.038 0,0 5 2
r 20160420170109 16.281 ± 0.040 0,0 5 2
r 20180315174652 16.316 ± 0.042 0,0 5 2
r 20180801105419 16.326 ± 0.039 0,0 100 2
r 20180802115408 16.305 ± 0.039 0,0 100 2
r 20190505165926 16.324 ± 0.027 0,0 100 2
r 20190822092953 16.332 ± 0.027 0,0 100 2
r 20200524153415 16.349 ± 0.045 0,0 5 2
r 20210407183558 16.353 ± 0.042 0,0 5 2
i 20140626131016 15.622 ± 0.032 0,0 10 2
i 20140627130852 15.614 ± 0.032 0,0 10 2
i 20140719114228 15.614 ± 0.034 0,0 10 2
i 20150831085034 15.644 ± 0.040 0,0 100 2
i 20160420170134 15.575 ± 0.029 0,0 10 2
i 20180315174718 15.613 ± 0.034 0,0 10 2
i 20180605124636 15.600 ± 0.039 0,0 10 2
i 20180804082838 15.608 ± 0.026 0,0 100 2
i 20190416152010 15.649 ± 0.034 0,0 100 2
i 20190505170526 15.599 ± 0.030 0,0 100 2
i 20190508164002 15.616 ± 0.031 0,0 100 2
i 20190806103155 15.615 ± 0.034 0,0 100 2
i 20200513170714 15.598 ± 0.035 0,0 100 2
i 20200524153441 15.652 ± 0.036 0,0 10 2
i 20210407183626 15.606 ± 0.037 0,0 10 2
z 20140626131048 15.218 ± 0.026 0,0 20 2
z 20140627130923 15.212 ± 0.032 0,0 20 2
z 20140719114300 15.194 ± 0.029 0,0 20 2
z 20160420170204 15.200 ± 0.028 0,0 20 2
z 20180315174748 15.201 ± 0.034 0,0 20 2
z 20180605124707 15.207 ± 0.032 0,0 20 2
z 20180804083039 15.211 ± 0.025 0,0 100 2
z 20190416152212 15.240 ± 0.037 0,0 100 2
z 20190505170726 15.208 ± 0.029 0,0 100 2
z 20190508164202 15.215 ± 0.027 0,0 100 2
z 20190806103356 15.222 ± 0.032 0,0 100 2
z 20200513170916 15.208 ± 0.030 0,0 100 2
z 20200524153511 15.238 ± 0.039 0,0 20 3
z 20210407183658 15.194 ± 0.035 0,0 20 2

Gaia DR3 data
Matching radius: 15"

Best match Second match
Distance (arcsec) 0.12 1.74
GAIA source ID 4121965261750095744 4121965261712408832
Bp mag. 17.186 --
G mag. 16.259 18.807
Rp mag. 15.287 --
Bp/Rp excess 1.339 --
Parallax (mas) 0.076 ± 0.051 0.041 ± 0.385
PM RA (mas/yr) -0.550 ± 0.066 2.995 ± 0.415
PM Dec (mas/yr) -5.441 ± 0.046 -3.722 ± 0.292
A.E.N. (mas) 0.0 ± 0.0 0.862 ± 2.919

UV to IR data
Matching radius: 2"

Filter Magnitude1
FUV -- ± --
NUV -- ± --
u -- ± --
g 17.608 ± 0.003
r 16.329 ± 0.002
i 15.740 ± 0.002
z 15.392 ± 0.002
Y -- ± --
J 13.832 ± 0.018
H 13.154 ± 0.022
K 12.962 ± 0.026
W1 12.853 ± 0.014
W2 13.04 ± 0.016
W3 12.315 ± 0.489
W4 8.805 ± --
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.