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Object IDs in DR1 differ from DR2 and later releases.

DR4: Object 185163582 (SMSS J172724.33-200417.9)

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Data releaseDR4
RA (deg)261.8514
Dec (deg)-20.0717
Galactic lon. (deg)5.3020
Galactic lat. (deg)8.2325
E(B-V) (SFD98) (mag)0.943
E(B-V) (GNILC) (mag)0.721 ± 0.032
Nearest DR4 source 185163583 (8.2 arcs away)
2nd-nearest DR4 source 2275867997 (9.4 arcs away)
3rd-nearest DR4 source 185163581 (9.7 arcs away)
Times observed28
Total bad pixels0
Observing flags0

Magnitudes

Filter u v g r i z
PSF mag. — — 18.73 ± 0.018 17.994 ± 0.015 17.36 ± 0.013 16.960 ± 0.017
Petrosian mag. — — 18.883 ± 0.041 18.100 ± 0.041 17.442 ± 0.036 17.176 ± 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 20140729111106 18.629 ± 0.132 0,0 5 2
g 20190505165725 18.730 ± 0.045 0,0 100 2
g 20190506165109 18.776 ± 0.038 0,0 100 2
g 20190507143127 18.768 ± 0.049 0,0 100 2
g 20190822094124 18.793 ± 0.049 0,0 100 2
r 20140722114203 18.242 ± 0.127 0,0 5 2
r 20140729111131 18.312 ± 0.133 512,0 5 2
r 20160420170109 17.915 ± 0.136 0,0 5 2
r 20190505165926 18.021 ± 0.049 0,0 100 2
r 20190506165309 18.007 ± 0.039 0,0 100 2
r 20190507143327 18.004 ± 0.048 0,0 100 2
r 20190822094324 18.038 ± 0.050 0,0 100 2
i 20140719115004 17.384 ± 0.083 0,0 10 2
i 20140722114229 17.416 ± 0.079 0,0 10 2
i 20140729111202 17.271 ± 0.071 0,0 10 2
i 20150901084153 17.411 ± 0.041 0,0 100 2
i 20150901084554 17.399 ± 0.044 0,0 100 2
i 20160420170134 17.414 ± 0.094 0,0 10 2
i 20190505170526 17.385 ± 0.048 0,0 100 2
i 20190509140533 17.386 ± 0.065 16,0 100 2
i 20190720124743 17.387 ± 0.077 0,0 100 2
i 20210407183626 17.355 ± 0.095 0,0 10 2
z 20140719115035 16.948 ± 0.081 0,0 20 2
z 20140722114259 16.949 ± 0.067 0,0 20 2
z 20140729111235 16.999 ± 0.072 0,0 20 2
z 20150901084353 17.016 ± 0.045 0,0 100 2
z 20150901084754 17.104 ± 0.051 0,0 100 2
z 20160420170204 17.089 ± 0.097 0,0 20 2
z 20190505170726 17.076 ± 0.056 1024,0 100 2
z 20190509140733 17.036 ± 0.068 16,0 100 2
z 20190720124943 17.105 ± 0.076 0,0 100 2
z 20210407183658 17.059 ± 0.104 0,0 20 2

Gaia DR3 data
Matching radius: 15"

Best match Second match
Distance (arcsec) 0.1 3.45
GAIA source ID 4121272638158389632 4121272638120804608
Bp mag. 18.587 20.611
G mag. 17.826 20.460
Rp mag. 16.973 18.901
Bp/Rp excess 1.283 2.400
Parallax (mas) 0.614 ± 0.126 -- ± --
PM RA (mas/yr) 4.978 ± 0.144 -- ± --
PM Dec (mas/yr) -0.028 ± 0.105 -- ± --
A.E.N. (mas) 0.0 ± 0.0 9.807 ± 41.323

UV to IR data
Matching radius: 2"

Filter Magnitude1
FUV -- ± --
NUV -- ± --
u -- ± --
g -- ± --
r 18.040 ± 0.002
i -- ± --
z -- ± --
Y -- ± --
J 15.754 ± 0.009
H -- ± --
K 15.175 ± 0.019
W1 15.116 ± 0.018
W2 15.246 ± 0.041
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.