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Object IDs in DR1 differ from DR2 and later releases.

DR4: Object 185152465 (SMSS J172718.76-201809.3)

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Data releaseDR4
RA (deg)261.8282
Dec (deg)-20.3026
Galactic lon. (deg)5.0942
Galactic lat. (deg)8.1252
E(B-V) (SFD98) (mag)0.818
E(B-V) (GNILC) (mag)0.588 ± 0.03
Nearest DR4 source 185152463 (7.9 arcs away)
2nd-nearest DR4 source 185152432 (8.1 arcs away)
3rd-nearest DR4 source 185152464 (11.3 arcs away)
Times observed7
Total bad pixels0
Observing flags0

Magnitudes

Filter u v g r i z
PSF mag. 20.137 ± 0.058 19.272 ± 0.103 18.757 ± 0.051 18.297 ± 0.104
Petrosian mag. 20.268 ± 0.164 19.085 ± 0.116 18.459 ± 0.164 18.023 ± 0.285

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 20190506165109 20.166 ± 0.102 0,0 100 2
r 20190506165309 19.244 ± 0.084 0,0 100 2
i 20150901084153 18.602 ± 0.090 0,0 100 2
i 20150901084554 18.658 ± 0.098 0,0 100 2
i 20190505170526 18.771 ± 0.106 16,0 100 2
i 20190509140533 18.799 ± 0.116 0,0 100 2
z 20150901084353 18.327 ± 0.119 0,0 100 2
z 20150901084754 18.295 ± 0.124 0,0 100 2

Gaia DR3 data
Matching radius: 15"

Best match Second match
Distance (arcsec) 0.37 1.83
GAIA source ID 4121255664400509824 4121255870564994048
Bp mag. 19.936 21.312
G mag. 19.196 20.111
Rp mag. 18.359 19.632
Bp/Rp excess 1.277 0.895
Parallax (mas) 0.390 ± 0.479 0.777 ± 1.093
PM RA (mas/yr) 0.127 ± 0.442 -4.515 ± 1.174
PM Dec (mas/yr) -5.121 ± 0.347 -4.171 ± 0.813
A.E.N. (mas) 0.0 ± 0.0 0.0 ± 0.0

UV to IR data
Matching radius: 2"

Filter Magnitude1
FUV -- ± --
NUV -- ± --
u -- ± --
g -- ± --
r 18.956 ± 0.022
i -- ± --
z -- ± --
Y -- ± --
J 17.097 ± 0.028
H -- ± --
K 16.490 ± 0.064
W1 -- ± --
W2 -- ± --
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.