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Object IDs in DR1 differ from DR2 and later releases.

DR4: Object 179726771 (SMSS J172753.15-211245.2)

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Data releaseDR4
RA (deg)261.9715
Dec (deg)-21.2126
Galactic lon. (deg)4.3972
Galactic lat. (deg)7.5175
E(B-V) (SFD98) (mag)0.982
E(B-V) (GNILC) (mag)0.827 ± 0.040
Nearest DR4 source 179726775 (5.5 arcs away)
2nd-nearest DR4 source 179726773 (12.4 arcs away)
3rd-nearest DR4 source 179726778 (13.5 arcs away)
Times observed1
Total bad pixels0
Observing flags0

Magnitudes

Filter u v g r i z
PSF mag. — — — — — 17.833 ± 0.065
Petrosian mag. — — — — — 17.805 ± 0.187

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 20140729112010 18.201 ± 0.185 8192,0 20 2
z 20160420172420 17.799 ± 0.154 0,0 20 2

Gaia DR3 data
Matching radius: 15"

Best match Second match
Distance (arcsec) 0.18 2.63
GAIA source ID 4120858775058717952 4120858775058718080
Bp mag. 19.875 20.281
G mag. 18.871 19.672
Rp mag. 18.001 18.458
Bp/Rp excess 1.226 1.702
Parallax (mas) 0.271 ± 0.206 0.121 ± 0.382
PM RA (mas/yr) -3.548 ± 0.280 -1.260 ± 0.527
PM Dec (mas/yr) -6.313 ± 0.187 -4.465 ± 0.341
A.E.N. (mas) 0.0 ± 0.0 0.0 ± 0.0

UV to IR data
Matching radius: 2"

Filter Magnitude1
FUV -- ± --
NUV -- ± --
u -- ± --
g 20.189 ± 0.012
r 19.146 ± 0.005
i 18.549 ± 0.014
z 18.207 ± 0.015
Y -- ± --
J 16.538 ± 0.018
H -- ± --
K 15.805 ± 0.031
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.