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Object IDs in DR1 differ from DR2 and later releases.

DR4: Object 179900699 (SMSS J172812.79-203520.7)

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Data releaseDR4
RA (deg)262.0534
Dec (deg)-20.5891
Galactic lon. (deg)4.9672
Galactic lat. (deg)7.7924
E(B-V) (SFD98) (mag)0.862
E(B-V) (GNILC) (mag)0.706 ± 0.035
Nearest DR4 source 179900700 (5.0 arcs away)
2nd-nearest DR4 source 179900701 (5.2 arcs away)
3rd-nearest DR4 source 2268139534 (5.7 arcs away)
Times observed2
Total bad pixels0
Observing flags0

Magnitudes

Filter u v g r i z
PSF mag. — — — — 18.69 ± 0.187 —
Petrosian mag. — — — — 18.657 ± 0.104 —

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 18.844 ± 0.114 0,0 100 2
i 20190505170526 18.817 ± 0.106 0,0 100 2

Gaia DR3 data
Matching radius: 15"

Best match Second match
Distance (arcsec) 0.66 1.29
GAIA source ID 4121034112822678656 4121034112866182784
Bp mag. 20.294 --
G mag. 19.442 20.504
Rp mag. 18.617 --
Bp/Rp excess 1.230 --
Parallax (mas) -0.290 ± 0.487 -- ± --
PM RA (mas/yr) -4.600 ± 0.466 -- ± --
PM Dec (mas/yr) -2.983 ± 0.342 -- ± --
A.E.N. (mas) 0.0 ± 0.0 7.786 ± 8.960

UV to IR data
Matching radius: 2"

Filter Magnitude1
FUV -- ± --
NUV -- ± --
u -- ± --
g -- ± --
r 19.066 ± 0.013
i -- ± --
z -- ± --
Y -- ± --
J 17.251 ± 0.034
H -- ± --
K 16.515 ± 0.061
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.