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Object IDs in DR1 differ from DR2 and later releases.

DR4: Object 179821031 (SMSS J172714.97-205017.6)

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Data releaseDR4
RA (deg)261.8124
Dec (deg)-20.8383
Galactic lon. (deg)4.6324
Galactic lat. (deg)7.8460
E(B-V) (SFD98) (mag)0.940
E(B-V) (GNILC) (mag)0.861 ± 0.037
Nearest DR4 source 2268053103 (3.9 arcs away)
2nd-nearest DR4 source 179821030 (4.8 arcs away)
3rd-nearest DR4 source 179821032 (11.9 arcs away)
Times observed2
Total bad pixels0
Observing flags3

Magnitudes

Filter u v g r i z
PSF mag. — — 17.758 ± 0.197 16.781 ± 0.114 — —
Petrosian mag. — — 17.807 ± 0.079 16.649 ± 0.056 — —

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)
g 20140729111106 17.924 ± 0.073 3,0 5 2
r 20140729111131 16.781 ± 0.042 3,0 5 2

Gaia DR3 data
Matching radius: 15"

Best match Second match
Distance (arcsec) 0.06 2.7
GAIA source ID 4121011293632904576 4121011297964055808
Bp mag. 17.798 20.548
G mag. 16.691 20.348
Rp mag. 15.635 18.556
Bp/Rp excess 1.375 2.794
Parallax (mas) 0.389 ± 0.062 -- ± --
PM RA (mas/yr) 4.222 ± 0.073 -- ± --
PM Dec (mas/yr) -3.494 ± 0.053 -- ± --
A.E.N. (mas) 0.0 ± 0.0 2.656 ± 2.506

UV to IR data
Matching radius: 2"

Filter Magnitude1
FUV -- ± --
NUV -- ± --
u -- ± --
g 18.182 ± 0.004
r 16.875 ± 0.002
i 16.093 ± 0.002
z 15.656 ± 0.002
Y -- ± --
J 13.951 ± 0.063
H 13.169 ± 0.074
K 12.946 ± 0.069
W1 12.969 ± 0.03
W2 13.056 ± 0.028
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.