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Object IDs in DR1 differ from DR2 and later releases.

DR4: Object 185152153 (SMSS J172719.86-202019.2)

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Data releaseDR4
RA (deg)261.8328
Dec (deg)-20.3387
Galactic lon. (deg)5.0660
Galactic lat. (deg)8.1020
E(B-V) (SFD98) (mag)0.778
E(B-V) (GNILC) (mag)0.585 ± 0.030
Nearest DR4 source 185152152 (6.1 arcs away)
2nd-nearest DR4 source 185152155 (7.3 arcs away)
3rd-nearest DR4 source 185152154 (10.1 arcs away)
Times observed37
Total bad pixels1
Observing flags3

Magnitudes

Filter u v g r i z
PSF mag. — — 17.328 ± 0.023 16.386 ± 0.018 15.634 ± 0.016 15.227 ± 0.019
Petrosian mag. — — 17.005 ± 0.071 15.996 ± 0.080 15.381 ± 0.044 14.989 ± 0.048

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 17.324 ± 0.053 0,0 5 2
g 20140722114132 17.300 ± 0.049 0,0 5 2
g 20140729111106 17.054 ± 0.043 0,0 5 2
g 20160420170043 17.330 ± 0.072 0,0 5 2
g 20180605124544 17.439 ± 0.068 0,0 5 2
g 20190506165109 17.301 ± 0.026 3,0 100 2
g 20190507143127 17.321 ± 0.038 3,0 100 2
g 20190822094124 17.313 ± 0.038 27,14 100 2
g 20210407183532 17.361 ± 0.063 0,0 5 2
r 20140719114939 16.406 ± 0.041 0,0 5 2
r 20140722114203 16.367 ± 0.037 0,0 5 2
r 20140729111131 16.275 ± 0.035 0,0 5 2
r 20160420170109 16.390 ± 0.040 0,0 5 2
r 20190506165309 16.398 ± 0.030 3,0 100 2
r 20190507143327 16.388 ± 0.040 3,0 100 2
r 20190822094324 16.395 ± 0.041 19,10 100 2
r 20200524153415 16.427 ± 0.049 0,0 5 2
r 20210407183558 16.376 ± 0.048 0,0 5 2
i 20140719115004 15.638 ± 0.033 0,0 10 2
i 20140722114229 15.640 ± 0.035 0,0 10 2
i 20140729111202 15.592 ± 0.033 0,1 10 2
i 20150901084153 15.616 ± 0.029 3,0 100 2
i 20150901084554 15.621 ± 0.032 3,0 100 2
i 20160420170134 15.660 ± 0.026 0,0 10 2
i 20180605124636 15.648 ± 0.033 1,0 10 2
i 20190508164002 15.618 ± 0.036 3,0 100 2
i 20190509140533 15.687 ± 0.047 19,0 100 2
i 20200513190610 15.658 ± 0.029 3,0 100 2
i 20200524153441 15.630 ± 0.035 0,0 10 2
i 20210407183626 15.669 ± 0.036 0,0 10 2
z 20140719115035 15.231 ± 0.034 0,0 20 2
z 20140722114259 15.220 ± 0.032 0,0 20 2
z 20140729111235 15.179 ± 0.034 0,0 20 2
z 20150901084353 15.212 ± 0.028 3,0 100 2
z 20150901084754 15.205 ± 0.032 3,0 100 2
z 20160420170204 15.252 ± 0.027 0,0 20 2
z 20180605124707 15.212 ± 0.027 0,0 20 2
z 20190508164202 15.209 ± 0.031 3,0 100 2
z 20190509140733 15.326 ± 0.050 19,0 100 2
z 20200513190811 15.255 ± 0.033 1,0 100 2
z 20200524153511 15.209 ± 0.036 1,0 20 3
z 20210407183658 15.241 ± 0.037 0,0 20 2

Gaia DR3 data
Matching radius: 15"

Best match Second match
Distance (arcsec) 0.21 1.79
GAIA source ID 4121252498991240704 4121252503304103680
Bp mag. 17.235 --
G mag. 16.322 19.072
Rp mag. 15.344 --
Bp/Rp excess 1.349 --
Parallax (mas) 0.204 ± 0.072 -0.196 ± 0.451
PM RA (mas/yr) -5.716 ± 0.077 -2.995 ± 0.464
PM Dec (mas/yr) -6.692 ± 0.054 -0.458 ± 0.339
A.E.N. (mas) 0.0 ± 0.0 0.710 ± 1.565

UV to IR data
Matching radius: 2"

Filter Magnitude1
FUV -- ± --
NUV -- ± --
u -- ± --
g -- ± --
r 16.400 ± 0.002
i -- ± --
z -- ± --
Y -- ± --
J 13.875 ± 0.032
H 13.222 ± 0.039
K 13.034 ± 0.033
W1 12.73 ± 0.015
W2 12.901 ± 0.015
W3 12.061 ± --
W4 8.585 ± --
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.