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Object IDs in DR1 differ from DR2 and later releases.

DR4: Object 185162592 (SMSS J172748.50-200818.9)

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Data releaseDR4
RA (deg)261.9522
Dec (deg)-20.1386
Galactic lon. (deg)5.2972
Galactic lat. (deg)8.1166
E(B-V) (SFD98) (mag)0.886
E(B-V) (GNILC) (mag)0.624 ± 0.025
Nearest DR4 source 185162593 (7.1 arcs away)
2nd-nearest DR4 source 185162579 (11.1 arcs away)
3rd-nearest DR4 source 185162591 (11.8 arcs away)
Times observed37
Total bad pixels4
Observing flags2

Magnitudes

Filter u v g r i z
PSF mag. — — 18.597 ± 0.056 17.633 ± 0.044 17.044 ± 0.026 16.707 ± 0.027
Petrosian mag. — — 18.437 ± 0.051 17.578 ± 0.035 16.868 ± 0.046 16.517 ± 0.051

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 18.895 ± 0.169 512,0 5 2
g 20190505165725 18.627 ± 0.043 0,0 100 2
g 20190506165109 18.595 ± 0.035 0,0 100 2
g 20190507143127 18.600 ± 0.047 16,0 100 2
g 20190822094124 18.606 ± 0.046 0,0 100 2
r 20140722114203 17.914 ± 0.098 0,0 5 2
r 20140729111131 17.865 ± 0.092 0,0 5 2
r 20160420170109 17.632 ± 0.107 0,3 5 2
r 20160420172325 17.772 ± 0.124 0,0 5 2
r 20190505165926 17.731 ± 0.045 0,0 100 2
r 20190506165309 17.696 ± 0.036 0,0 100 2
r 20190507143327 17.686 ± 0.044 16,0 100 2
r 20190822094324 17.698 ± 0.046 0,0 100 2
i 20140722114229 17.055 ± 0.062 0,0 10 2
i 20140729111202 16.998 ± 0.059 0,0 10 2
i 20150901084153 17.007 ± 0.035 0,0 100 2
i 20150901084554 16.997 ± 0.038 0,0 100 2
i 20160420170134 17.412 ± 0.094 0,1 10 2
i 20160420172350 17.119 ± 0.089 0,0 10 2
i 20180605124636 17.043 ± 0.078 0,0 10 2
i 20190505170526 16.993 ± 0.043 0,0 100 2
i 20190508164002 17.052 ± 0.045 0,0 100 2
i 20190509140533 16.985 ± 0.062 0,0 100 2
i 20190720124743 16.971 ± 0.074 2,0 100 2
i 20200513190610 17.046 ± 0.042 0,0 100 2
i 20200524153441 17.020 ± 0.072 0,0 10 2
i 20210407183626 17.085 ± 0.078 0,0 10 2
z 20140722114259 16.803 ± 0.061 0,0 20 2
z 20140729111235 16.681 ± 0.058 0,0 20 2
z 20150901084353 16.661 ± 0.038 0,0 100 2
z 20150901084754 16.622 ± 0.041 0,0 100 2
z 20160420170204 16.870 ± 0.081 0,0 20 2
z 20160420172420 16.696 ± 0.073 0,0 20 2
z 20180605124707 16.776 ± 0.078 0,0 20 2
z 20190505170726 16.591 ± 0.045 0,0 100 2
z 20190508164202 16.628 ± 0.041 0,0 100 2
z 20190509140733 16.645 ± 0.062 0,0 100 2
z 20190720124943 16.592 ± 0.069 0,0 100 2
z 20200513190811 16.628 ± 0.052 0,0 100 2
z 20210407183658 16.768 ± 0.082 0,0 20 2

Gaia DR3 data
Matching radius: 15"

Best match Second match
Distance (arcsec) 0.69 2.09
GAIA source ID 4121265353893225856 4121265353847437824
Bp mag. 18.588 --
G mag. 17.765 20.384
Rp mag. 16.789 --
Bp/Rp excess 1.374 --
Parallax (mas) 2.602 ± 0.307 1.238 ± 1.126
PM RA (mas/yr) -3.748 ± 0.311 -3.618 ± 1.168
PM Dec (mas/yr) -3.350 ± 0.230 -1.877 ± 0.775
A.E.N. (mas) 1.660 ± 49.690 1.557 ± 0.917

UV to IR data
Matching radius: 2"

Filter Magnitude1
FUV -- ± --
NUV -- ± --
u -- ± --
g -- ± --
r 17.883 ± 0.004
i -- ± --
z -- ± --
Y -- ± --
J 15.386 ± 0.006
H -- ± --
K 14.678 ± 0.012
W1 14.315 ± 0.02
W2 14.221 ± 0.027
W3 11.804 ± --
W4 8.746 ± 0.486
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.