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Object IDs in DR1 differ from DR2 and later releases.

DR4: Object 185151946 (SMSS J172718.43-201943.1)

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Data releaseDR4
RA (deg)261.8268
Dec (deg)-20.3287
Galactic lon. (deg)5.0714
Galactic lat. (deg)8.1121
E(B-V) (SFD98) (mag)0.818
E(B-V) (GNILC) (mag)0.581 ± 0.030
Nearest DR4 source 185151974 (6.9 arcs away)
2nd-nearest DR4 source 185151947 (8.3 arcs away)
3rd-nearest DR4 source 185151976 (8.5 arcs away)
Times observed8
Total bad pixels0
Observing flags0

Magnitudes

Filter u v g r i z
PSF mag. 19.303 ± 0.105 18.539 ± 0.054 18.177 ± 0.068
Petrosian mag. 19.168 ± 0.170 18.627 ± 0.108 18.279 ± 0.136

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)
r 20190506165309 19.283 ± 0.086 0,0 100 2
i 20150901084153 18.482 ± 0.082 0,0 100 2
i 20150901084554 18.449 ± 0.083 0,0 100 2
i 20190505170526 18.410 ± 0.080 16,0 100 2
i 20190509140533 18.567 ± 0.098 0,0 100 2
z 20140729111235 17.769 ± 0.133 0,0 20 2
z 20150901084353 18.176 ± 0.104 0,0 100 2
z 20150901084754 18.243 ± 0.118 0,0 100 2
z 20190505170726 18.114 ± 0.108 16,0 100 2
z 20190508164202 17.971 ± 0.103 0,0 100 2

Gaia DR3 data
Matching radius: 15"

Best match Second match
Distance (arcsec) 0.55 1.01
GAIA source ID 4121255458241786496 4121255453945881088
Bp mag. 20.049 20.248
G mag. 20.089 20.029
Rp mag. 18.178 18.315
Bp/Rp excess 3.201 2.634
Parallax (mas) 4.387 ± 1.284 -0.058 ± 0.848
PM RA (mas/yr) 1.684 ± 1.669 2.249 ± 0.806
PM Dec (mas/yr) -1.590 ± 1.151 1.070 ± 0.638
A.E.N. (mas) 4.124 ± 11.180 0.0 ± 0.000

UV to IR data
Matching radius: 2"

Filter Magnitude1
FUV -- ± --
NUV -- ± --
u -- ± --
g -- ± --
r 19.156 ± 0.010
i -- ± --
z -- ± --
Y -- ± --
J 16.905 ± 0.024
H -- ± --
K 16.111 ± 0.045
W1 15.95 ± 0.043
W2 16.748 ± 0.195
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.