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Object IDs in DR1 differ from DR2 and later releases.

DR4: Object 179865103 (SMSS J172851.08-210432.5)

Find on Search these coordinates on SIMBAD   

Data releaseDR4
RA (deg)262.213
Dec (deg)-21.076
Galactic lon. (deg)4.637
Galactic lat. (deg)7.403
E(B-V) (SFD98) (mag)0.994
E(B-V) (GNILC) (mag)0.839 ± 0.042
Nearest DR4 source 179865101 (5.2 arcs away)
2nd-nearest DR4 source 179865100 (5.3 arcs away)
3rd-nearest DR4 source 179865102 (8.1 arcs away)
Times observed4
Total bad pixels0
Observing flags1

Magnitudes

Filter u v g r i z
PSF mag. 18.318 ± 0.119 17.790 ± 0.185
Petrosian mag. 17.557 ± 0.059 17.646 ± 0.094

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 20150901084554 18.357 ± 0.076 1,0 100 2
i 20190505170526 18.421 ± 0.082 1,0 100 2
z 20150901084754 17.910 ± 0.089 0,0 100 2
z 20190505170726 18.025 ± 0.104 0,0 100 2

Gaia DR3 data
Matching radius: 15"

Best match Second match
Distance (arcsec) 0.41 1.04
GAIA source ID 4120954810515231616 4120954810515231488
Bp mag. 20.458 --
G mag. 19.499 20.223
Rp mag. 18.237 --
Bp/Rp excess 1.646 --
Parallax (mas) 1.010 ± 0.431 -0.393 ± 0.806
PM RA (mas/yr) 0.211 ± 0.499 -3.851 ± 1.134
PM Dec (mas/yr) -3.422 ± 0.320 -3.294 ± 0.904
A.E.N. (mas) 0.879 ± 1.058 1.598 ± 0.854

UV to IR data
Matching radius: 2"

Filter Magnitude1
FUV -- ± --
NUV -- ± --
u -- ± --
g 20.551 ± 0.018
r 19.195 ± 0.006
i 18.487 ± 0.013
z 18.077 ± 0.012
Y -- ± --
J 16.572 ± 0.019
H -- ± --
K 15.510 ± 0.024
W1 15.263 ± 0.022
W2 15.258 ± 0.049
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.