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Object IDs in DR1 differ from DR2 and later releases.

DR4: Object 185163040 (SMSS J172748.54-200643.8)

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Data releaseDR4
RA (deg)261.9522
Dec (deg)-20.1122
Galactic lon. (deg)5.3196
Galactic lat. (deg)8.1310
E(B-V) (SFD98) (mag)0.886
E(B-V) (GNILC) (mag)0.628 ± 0.028
Nearest DR4 source 185163039 (7.3 arcs away)
2nd-nearest DR4 source 185163042 (7.7 arcs away)
3rd-nearest DR4 source 185163014 (8.1 arcs away)
Times observed45
Total bad pixels1
Observing flags1

Magnitudes

Filter u v g r i z
PSF mag. — — 17.627 ± 0.014 16.794 ± 0.015 16.068 ± 0.009 15.672 ± 0.010
Petrosian mag. — — 17.613 ± 0.030 16.818 ± 0.032 16.069 ± 0.023 15.715 ± 0.021

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 20140722114132 17.609 ± 0.060 0,0 5 2
g 20140729111106 17.617 ± 0.060 0,0 5 2
g 20160420170043 17.506 ± 0.086 0,0 5 2
g 20160420172300 17.602 ± 0.093 0,0 5 2
g 20180605124544 17.758 ± 0.088 0,0 5 2
g 20190505165725 17.644 ± 0.034 1,0 100 2
g 20190506165109 17.629 ± 0.027 1,0 100 2
g 20190507143127 17.618 ± 0.039 17,0 100 2
g 20190822094124 17.635 ± 0.039 1,0 100 2
g 20210407183532 17.560 ± 0.074 0,0 5 2
r 20140722114203 16.855 ± 0.047 0,0 5 2
r 20140729111131 16.834 ± 0.045 0,0 5 2
r 20160420170109 16.817 ± 0.055 0,0 5 2
r 20160420172325 16.752 ± 0.053 0,0 5 2
r 20190505165926 16.778 ± 0.039 0,0 100 2
r 20190506165309 16.792 ± 0.031 1,0 100 2
r 20190507143327 16.761 ± 0.04 17,0 100 2
r 20190822094324 16.780 ± 0.042 1,0 100 2
r 20200524153415 16.898 ± 0.062 0,0 5 2
r 20210407183558 16.821 ± 0.059 0,0 5 2
i 20140722114229 16.085 ± 0.039 0,0 10 2
i 20140729111202 16.038 ± 0.037 0,0 10 2
i 20150901084153 16.067 ± 0.030 0,0 100 2
i 20150901084554 16.067 ± 0.033 1,0 100 2
i 20160420170134 16.130 ± 0.034 0,0 10 2
i 20160420172350 16.075 ± 0.039 0,0 10 2
i 20180605124636 16.135 ± 0.042 0,0 10 2
i 20190505170526 16.052 ± 0.038 0,0 100 2
i 20190508164002 16.079 ± 0.036 0,0 100 2
i 20190509140533 16.058 ± 0.060 1,0 100 2
i 20190720124743 16.035 ± 0.072 1,0 100 2
i 20200513190610 16.086 ± 0.034 0,0 100 2
i 20200524153441 16.062 ± 0.041 0,0 10 2
i 20210407183626 16.114 ± 0.042 0,0 10 2
z 20140722114259 15.636 ± 0.035 0,0 20 2
z 20140729111235 15.671 ± 0.037 0,0 20 2
z 20150901084353 15.665 ± 0.029 0,0 100 2
z 20150901084754 15.671 ± 0.033 0,0 100 2
z 20160420170204 15.748 ± 0.035 0,1 20 2
z 20160420172420 15.729 ± 0.040 0,0 20 2
z 20180605124707 15.693 ± 0.035 0,0 20 2
z 20190505170726 15.671 ± 0.037 0,0 100 2
z 20190508164202 15.679 ± 0.030 0,0 100 2
z 20190509140733 15.688 ± 0.057 0,0 100 2
z 20190720124943 15.658 ± 0.065 0,0 100 2
z 20200513190811 15.675 ± 0.041 0,0 100 2
z 20200524153511 15.726 ± 0.044 0,0 20 3
z 20210407183658 15.711 ± 0.043 0,0 20 2

Gaia DR3 data
Matching radius: 15"

Best match Second match
Distance (arcsec) 0.12 4.97
GAIA source ID 4121265456972469120 4121265663085421056
Bp mag. 17.510 20.021
G mag. 16.625 19.218
Rp mag. 15.699 18.273
Bp/Rp excess 1.309 1.351
Parallax (mas) 0.065 ± 0.069 -0.336 ± 0.323
PM RA (mas/yr) -1.659 ± 0.079 -3.801 ± 0.397
PM Dec (mas/yr) -4.586 ± 0.055 -3.646 ± 0.285
A.E.N. (mas) 0.104 ± 0.667 0.0 ± 0.0

UV to IR data
Matching radius: 2"

Filter Magnitude1
FUV -- ± --
NUV -- ± --
u -- ± --
g -- ± --
r 16.811 ± 0.002
i -- ± --
z -- ± --
Y -- ± --
J 14.32 ± 0.035
H 13.671 ± 0.027
K 13.537 ± 0.033
W1 13.336 ± 0.013
W2 13.527 ± 0.015
W3 12.06 ± --
W4 8.883 ± --
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.