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Object IDs in DR1 differ from DR2 and later releases.

DR4: Object 2268062121 (SMSS J172555.07-204252.5)

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Data releaseDR4
RA (deg)261.4795
Dec (deg)-20.7146
Galactic lon. (deg)4.5654
Galactic lat. (deg)8.1743
E(B-V) (SFD98) (mag)0.876
E(B-V) (GNILC) (mag)0.721 ± 0.051
Nearest DR4 source 179829504 (6.0 arcs away)
2nd-nearest DR4 source 179829503 (6.3 arcs away)
3rd-nearest DR4 source 179829508 (8.7 arcs away)
Times observed1
Total bad pixels0
Observing flags3

Magnitudes

Filter u v g r i z
PSF mag. — — — — — 17.525 ± 0.205
Petrosian mag. — — — — — 17.847 ± 0.150

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)
z 20150901084353 17.513 ± 0.061 3,0 100 2

Gaia DR3 data
Matching radius: 15"

Best match Second match
Distance (arcsec) 0.72 1.55
GAIA source ID 4121123070168149888 4121123070168155264
Bp mag. 19.913 20.061
G mag. 19.46 19.325
Rp mag. 18.046 18.302
Bp/Rp excess 2.025 1.448
Parallax (mas) -1.075 ± 0.334 0.315 ± 0.290
PM RA (mas/yr) -4.591 ± 0.465 0.780 ± 0.399
PM Dec (mas/yr) -4.161 ± 0.311 -2.684 ± 0.266
A.E.N. (mas) 0.409 ± 0.337 0.0 ± 0.0

UV to IR data
Matching radius: 2"

Filter Magnitude1
FUV -- ± --
NUV -- ± --
u -- ± --
g 20.118 ± 0.011
r 18.892 ± 0.004
i 18.377 ± 0.010
z 18.047 ± 0.010
Y -- ± --
J 16.718 ± 0.018
H -- ± --
K 16.026 ± 0.034
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.