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Object IDs in DR1 differ from DR2 and later releases.

DR4: Object 179849918 (SMSS J172748.60-204259.9)

Find on Search these coordinates on SIMBAD   

Data releaseDR4
RA (deg)261.953
Dec (deg)-20.717
Galactic lon. (deg)4.807
Galactic lat. (deg)7.802
E(B-V) (SFD98) (mag)0.873
E(B-V) (GNILC) (mag)0.748 ± 0.035
Nearest DR4 source 179849927 (6.1 arcs away)
2nd-nearest DR4 source 2268084536 (7.5 arcs away)
3rd-nearest DR4 source 179849917 (7.5 arcs away)
Times observed3
Total bad pixels0
Observing flags1

Magnitudes

Filter u v g r i z
PSF mag. — — — — 18.685 ± 0.123 —
Petrosian mag. — — — — 18.698 ± 0.14 —

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 18.696 ± 0.099 1,0 100 2
i 20150901084554 18.908 ± 0.107 1,0 100 2
i 20190505170526 18.921 ± 0.116 0,0 100 2

Gaia DR3 data
Matching radius: 15"

Best match Second match
Distance (arcsec) 0.49 0.87
GAIA source ID 4121019578652911744 4121019578652911616
Bp mag. 20.178 --
G mag. 19.580 20.313
Rp mag. 18.534 --
Bp/Rp excess 1.521 --
Parallax (mas) -0.403 ± 0.419 0.095 ± 1.041
PM RA (mas/yr) -5.156 ± 0.455 -2.283 ± 2.130
PM Dec (mas/yr) -0.803 ± 0.322 -9.501 ± 1.236
A.E.N. (mas) 0.510 ± 0.386 1.219 ± 0.481

UV to IR data
Matching radius: 2"

Filter Magnitude1
FUV -- ± --
NUV -- ± --
u -- ± --
g -- ± --
r 19.241 ± 0.010
i -- ± --
z -- ± --
Y -- ± --
J 17.178 ± 0.032
H -- ± --
K 16.696 ± 0.071
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.