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Object IDs in DR1 differ from DR2 and later releases.

DR4: Object 179821068 (SMSS J172718.84-205004.7)

Find on Search these coordinates on SIMBAD   

Data releaseDR4
RA (deg)261.8285
Dec (deg)-20.8347
Galactic lon. (deg)4.6437
Galactic lat. (deg)7.8353
E(B-V) (SFD98) (mag)0.983
E(B-V) (GNILC) (mag)0.903 ± 0.044
Nearest DR4 source 179821069 (10.3 arcs away)
2nd-nearest DR4 source 179821254 (11.5 arcs away)
3rd-nearest DR4 source 179821251 (12.6 arcs away)
Times observed2
Total bad pixels0
Observing flags0

Magnitudes

Filter u v g r i z
PSF mag. — — — — 18.914 ± 0.176 —
Petrosian mag. — — — — 19.325 ± 0.176 —

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 20150901084153 19.213 ± 0.154 0,0 100 2
i 20150901084554 19.358 ± 0.158 0,0 100 2

Gaia DR3 data
Matching radius: 15"

Best match Second match
Distance (arcsec) 0.2 3.3
GAIA source ID 4121011332320130048 4121011332320123776
Bp mag. 20.582 21.589
G mag. 19.673 20.308
Rp mag. 18.567 19.455
Bp/Rp excess 1.480 1.147
Parallax (mas) 0.507 ± 0.424 1.243 ± 0.673
PM RA (mas/yr) -6.106 ± 0.523 -0.038 ± 0.797
PM Dec (mas/yr) -8.137 ± 0.360 -2.639 ± 0.580
A.E.N. (mas) 1.583 ± 3.533 1.017 ± 0.527

UV to IR data
Matching radius: 2"

Filter Magnitude1
FUV -- ± --
NUV -- ± --
u -- ± --
g 21.223 ± 0.019
r 19.844 ± 0.006
i 19.101 ± 0.013
z 18.663 ± 0.013
Y -- ± --
J 16.870 ± 0.025
H -- ± --
K 16.018 ± 0.039
W1 15.483 ± 0.021
W2 15.065 ± 0.04
W3 11.812 ± 0.369
W4 8.17 ± --
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.