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Object IDs in DR1 differ from DR2 and later releases.

DR4: Object 179852849 (SMSS J172742.49-203430.3)

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Data releaseDR4
RA (deg)261.927
Dec (deg)-20.575
Galactic lon. (deg)4.914
Galactic lat. (deg)7.899
E(B-V) (SFD98) (mag)0.860
E(B-V) (GNILC) (mag)0.723 ± 0.035
Nearest DR4 source 179852836 (7.8 arcs away)
2nd-nearest DR4 source 179852851 (9.9 arcs away)
3rd-nearest DR4 source 179852852 (11.2 arcs away)
Times observed1
Total bad pixels0
Observing flags0

Magnitudes

Filter u v g r i z
PSF mag. — — — — 18.713 ± 0.053 —
Petrosian mag. — — — — 19.050 ± 0.173 —

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 18.857 ± 0.113 0,0 100 2
i 20150901084554 18.982 ± 0.129 16,0 100 2

Gaia DR3 data
Matching radius: 15"

Best match Second match
Distance (arcsec) 0.2 4.38
GAIA source ID 4121034795706583552 4121034800023996288
Bp mag. 20.338 21.514
G mag. 19.342 20.561
Rp mag. 18.533 19.798
Bp/Rp excess 1.176 1.152
Parallax (mas) 0.045 ± 0.368 -- ± --
PM RA (mas/yr) 0.576 ± 0.435 -- ± --
PM Dec (mas/yr) -2.692 ± 0.294 -- ± --
A.E.N. (mas) 0.627 ± 0.810 3.340 ± 2.132

UV to IR data
Matching radius: 2"

Filter Magnitude1
FUV -- ± --
NUV -- ± --
u -- ± --
g -- ± --
r 19.354 ± 0.007
i -- ± --
z -- ± --
Y -- ± --
J 17.024 ± 0.028
H -- ± --
K 16.363 ± 0.052
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.