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Object IDs in DR1 differ from DR2 and later releases.

DR4: Object 179852851 (SMSS J172742.41-203420.5)

Find on Search these coordinates on SIMBAD   

Data releaseDR4
RA (deg)261.927
Dec (deg)-20.572
Galactic lon. (deg)4.916
Galactic lat. (deg)7.901
E(B-V) (SFD98) (mag)0.860
E(B-V) (GNILC) (mag)0.724 ± 0.038
Nearest DR4 source 179852852 (5.2 arcs away)
2nd-nearest DR4 source 179852838 (6.8 arcs away)
3rd-nearest DR4 source 179852849 (9.9 arcs away)
Times observed1
Total bad pixels0
Observing flags1024

Magnitudes

Filter u v g r i z
PSF mag. — — — — 18.696 ± -- 18.303 ± 0.060
Petrosian mag. — — — — 19.107 ± -- 18.608 ± 0.182

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 18.751 ± 0.103 1024,0 100 2
i 20150901084554 18.9 ± 0.120 1024,0 100 2
z 20150901084353 18.408 ± 0.129 0,0 100 2

Gaia DR3 data
Matching radius: 15"

Best match Second match
Distance (arcsec) 0.09 4.0
GAIA source ID 4121034834378504576 4121037789322784000
Bp mag. 20.082 --
G mag. 19.182 20.699
Rp mag. 18.320 --
Bp/Rp excess 1.248 --
Parallax (mas) -0.004 ± 0.331 -- ± --
PM RA (mas/yr) -4.012 ± 0.373 -- ± --
PM Dec (mas/yr) -6.510 ± 0.254 -- ± --
A.E.N. (mas) 0.552 ± 0.829 0.0 ± 0.0

UV to IR data
Matching radius: 2"

Filter Magnitude1
FUV -- ± --
NUV -- ± --
u -- ± --
g -- ± --
r 19.370 ± 0.007
i -- ± --
z -- ± --
Y -- ± --
J 16.963 ± 0.027
H -- ± --
K 16.286 ± 0.049
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.