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Object IDs in DR1 differ from DR2 and later releases.

DR4: Object 185158721 (SMSS J172703.20-200549.1)

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Data releaseDR4
RA (deg)261.7633
Dec (deg)-20.0970
Galactic lon. (deg)5.2351
Galactic lat. (deg)8.2882
E(B-V) (SFD98) (mag)1.057
E(B-V) (GNILC) (mag)0.789 ± 0.045
Nearest DR4 source 185158724 (5.8 arcs away)
2nd-nearest DR4 source 185158725 (8.6 arcs away)
3rd-nearest DR4 source 185158712 (10.0 arcs away)
Times observed36
Total bad pixels0
Observing flags3

Magnitudes

Filter u v g r i z
PSF mag. — — 18.301 ± 0.029 17.453 ± 0.019 16.741 ± 0.015 16.361 ± 0.015
Petrosian mag. — — 18.039 ± 0.157 17.437 ± 0.026 16.679 ± 0.080 16.355 ± 0.032

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 18.265 ± 0.107 0,0 5 2
g 20140722114132 18.372 ± 0.108 512,0 5 2
g 20140729111106 18.772 ± 0.149 512,0 5 2
g 20190505165725 18.316 ± 0.035 3,0 100 2
g 20190506165109 18.299 ± 0.031 3,0 100 2
g 20190507143127 18.336 ± 0.043 3,0 100 2
g 20190822094124 18.734 ± 0.040 1,0 100 2
r 20140719114939 17.439 ± 0.076 0,0 5 2
r 20140722114203 17.386 ± 0.065 0,0 5 2
r 20140729111131 17.483 ± 0.068 0,0 5 2
r 20160420170109 17.485 ± 0.093 0,0 5 2
r 20190505165926 17.449 ± 0.038 3,0 100 2
r 20190506165309 17.438 ± 0.034 3,0 100 2
r 20190507143327 17.443 ± 0.043 3,0 100 2
r 20190822094324 17.441 ± 0.039 3,0 100 2
r 20210407183558 17.622 ± 0.104 0,0 5 2
i 20140719115004 16.811 ± 0.056 0,0 10 2
i 20140722114229 16.689 ± 0.050 0,0 10 2
i 20140729111202 16.736 ± 0.050 16,0 10 2
i 20150901084153 16.728 ± 0.033 3,0 100 2
i 20160420170134 16.754 ± 0.054 0,0 10 2
i 20180605124636 16.744 ± 0.062 16,1 10 2
i 20190505170526 16.715 ± 0.038 3,0 100 2
i 20190508164002 16.738 ± 0.040 3,0 100 2
i 20190509140533 16.741 ± 0.057 3,0 100 2
i 20190720124743 16.715 ± 0.069 3,0 100 2
i 20200513190610 16.727 ± 0.036 3,0 100 2
i 20200524153441 16.755 ± 0.063 0,0 10 2
i 20210407183626 16.817 ± 0.066 0,0 10 2
z 20140719115035 16.324 ± 0.053 0,0 20 2
z 20140722114259 16.335 ± 0.046 0,0 20 2
z 20140729111235 16.351 ± 0.048 0,0 20 2
z 20150901084353 16.338 ± 0.033 3,0 100 2
z 20160420170204 16.537 ± 0.062 0,0 20 2
z 20180605124707 16.399 ± 0.057 16,0 20 2
z 20190505170726 16.326 ± 0.041 3,0 100 2
z 20190508164202 16.363 ± 0.038 3,0 100 2
z 20190509140733 16.315 ± 0.058 3,0 100 2
z 20190720124943 16.304 ± 0.064 3,0 100 2
z 20200513190811 16.354 ± 0.045 3,0 100 2
z 20200524153511 16.373 ± 0.067 0,0 20 3
z 20210407183658 16.398 ± 0.065 0,0 20 2

Gaia DR3 data
Matching radius: 15"

Best match Second match
Distance (arcsec) 0.14 1.39
GAIA source ID 4121272328876356992 4121272324566472704
Bp mag. 18.304 --
G mag. 17.452 20.406
Rp mag. 16.451 --
Bp/Rp excess 1.389 --
Parallax (mas) 0.590 ± 0.102 -- ± --
PM RA (mas/yr) 2.858 ± 0.121 -- ± --
PM Dec (mas/yr) 1.420 ± 0.087 -- ± --
A.E.N. (mas) 0.230 ± 1.408 0.0 ± 0.0

UV to IR data
Matching radius: 2"

Filter Magnitude1
FUV -- ± --
NUV -- ± --
u -- ± --
g -- ± --
r 17.506 ± 0.002
i -- ± --
z -- ± --
Y -- ± --
J 15.089 ± 0.005
H 14.437 ± 0.047
K 14.353 ± 0.009
W1 14.141 ± 0.025
W2 14.329 ± 0.029
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.