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Object IDs in DR1 differ from DR2 and later releases.

DR4: Object 2275599617 (SMSS J172115.86-201454.8)

Find on Search these coordinates on SIMBAD   

Data releaseDR4
RA (deg)260.3161
Dec (deg)-20.2486
Galactic lon. (deg)4.3527
Galactic lat. (deg)9.3408
E(B-V) (SFD98) (mag)0.468
E(B-V) (GNILC) (mag)0.392 ± 0.017
Nearest DR4 source 2275599618 (5.2 arcs away)
2nd-nearest DR4 source 2275599598 (7.3 arcs away)
3rd-nearest DR4 source 184980986 (8.6 arcs away)
Times observed1
Total bad pixels0
Observing flags19

Magnitudes

Filter u v g r i z
PSF mag. — — — 19.388 ± 0.140 18.977 ± -- 18.738 ± --
Petrosian mag. — — — 19.316 ± 0.187 18.893 ± -- 19.118 ± --

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)
r 20180802115408 19.357 ± 0.096 3,0 100 2
i 20180718120132 18.884 ± 0.099 17,0 100 2
z 20180718120334 18.746 ± 0.152 16,0 100 2

Gaia DR3 data
Matching radius: 15"

Best match Second match
Distance (arcsec) 0.54 1.47
GAIA source ID 4121972408543496448 4121972408543495680
Bp mag. 20.300 --
G mag. 19.569 20.1
Rp mag. 18.840 --
Bp/Rp excess 1.193 --
Parallax (mas) -0.639 ± 0.516 -0.240 ± 1.112
PM RA (mas/yr) 2.788 ± 0.615 -1.453 ± 0.907
PM Dec (mas/yr) -1.525 ± 0.360 -4.743 ± 0.657
A.E.N. (mas) 0.0 ± 0.000 0.0 ± 0.0

UV to IR data
Matching radius: 2"

Filter Magnitude1
FUV -- ± --
NUV -- ± --
u -- ± --
g -- ± --
r -- ± --
i 18.952 ± 0.050
z -- ± --
Y -- ± --
J 17.748 ± 0.045
H -- ± --
K 16.966 ± 0.084
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.