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Object IDs in DR1 differ from DR2 and later releases.

DR4: Object 179821022 (SMSS J172715.26-205043.3)

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Data releaseDR4
RA (deg)261.8136
Dec (deg)-20.8454
Galactic lon. (deg)4.6270
Galactic lat. (deg)7.8412
E(B-V) (SFD98) (mag)0.940
E(B-V) (GNILC) (mag)0.929 ± 0.041
Nearest DR4 source 179821019 (5.8 arcs away)
2nd-nearest DR4 source 179821020 (11.3 arcs away)
3rd-nearest DR4 source 179821029 (12.5 arcs away)
Times observed1
Total bad pixels0
Observing flags2

Magnitudes

Filter u v g r i z
PSF mag. — — — — 16.916 ± 0.441 —
Petrosian mag. — — — — 17.446 ± 0.162 —

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 20140729111202 17.492 ± 0.081 2,0 10 2

Gaia DR3 data
Matching radius: 15"

Best match Second match
Distance (arcsec) 0.75 1.74
GAIA source ID 4121011297960385792 4121011297960386816
Bp mag. 20.282 19.529
G mag. 19.340 18.775
Rp mag. 18.316 17.727
Bp/Rp excess 1.385 1.467
Parallax (mas) 0.323 ± 0.426 0.278 ± 0.206
PM RA (mas/yr) -2.445 ± 0.515 -6.778 ± 0.251
PM Dec (mas/yr) -0.549 ± 0.357 -9.707 ± 0.180
A.E.N. (mas) 1.694 ± 5.362 0.472 ± 1.134

UV to IR data
Matching radius: 2"

Filter Magnitude1
FUV -- ± --
NUV -- ± --
u -- ± --
g 20.652 ± 0.012
r 19.630 ± 0.004
i 18.751 ± 0.016
z 18.534 ± 0.017
Y -- ± --
J 16.836 ± 0.024
H -- ± --
K 16.222 ± 0.046
W1 15.157 ± 0.039
W2 15.042 ± 0.063
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.