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Object IDs in DR1 differ from DR2 and later releases.

DR4: Object 2275867508 (SMSS J172753.45-200643.9)

Find on Search these coordinates on SIMBAD   

Data releaseDR4
RA (deg)261.9727
Dec (deg)-20.1122
Galactic lon. (deg)5.3301
Galactic lat. (deg)8.1148
E(B-V) (SFD98) (mag)0.839
E(B-V) (GNILC) (mag)0.614 ± 0.025
Nearest DR4 source 185163128 (1.6 arcs away)
2nd-nearest DR4 source 185163131 (4.2 arcs away)
3rd-nearest DR4 source 185163126 (6.6 arcs away)
Times observed2
Total bad pixels0
Observing flags3

Magnitudes

Filter u v g r i z
PSF mag. 18.564 ± 0.128
Petrosian mag. 17.816 ± 0.076

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)
i 20150901084554 18.673 ± 0.099 3,0 100 2
i 20190505170526 18.598 ± 0.099 3,0 100 2

Gaia DR3 data
Matching radius: 15"

Best match Second match
Distance (arcsec) 0.15 2.87
GAIA source ID 4121265491286510336 4121265486995237632
Bp mag. 20.144 20.383
G mag. 19.348 19.379
Rp mag. 18.517 18.660
Bp/Rp excess 1.253 1.104
Parallax (mas) 0.966 ± 0.317 -0.336 ± 0.345
PM RA (mas/yr) -1.588 ± 0.440 -0.608 ± 0.455
PM Dec (mas/yr) -4.298 ± 0.314 -5.745 ± 0.329
A.E.N. (mas) 0.0 ± 0.0 0.724 ± 1.068

UV to IR data
Matching radius: 2"

Filter Magnitude1
FUV -- ± --
NUV -- ± --
u -- ± --
g -- ± --
r 18.917 ± 0.006
i -- ± --
z -- ± --
Y -- ± --
J 17.141 ± 0.029
H -- ± --
K 16.563 ± 0.067
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.