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Object IDs in DR1 differ from DR2 and later releases.

DR4: Object 179857560 (SMSS J172645.35-202257.2)

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Data releaseDR4
RA (deg)261.6890
Dec (deg)-20.3826
Galactic lon. (deg)4.9546
Galactic lat. (deg)8.1912
E(B-V) (SFD98) (mag)0.760
E(B-V) (GNILC) (mag)0.577 ± 0.031
Nearest DR4 source 179857674 (8.0 arcs away)
2nd-nearest DR4 source 179857556 (9.7 arcs away)
3rd-nearest DR4 source 179857558 (11.6 arcs away)
Times observed21
Total bad pixels0
Observing flags0

Magnitudes

Filter u v g r i z
PSF mag. — — 19.184 ± 0.037 18.461 ± 0.038 17.890 ± 0.026 17.556 ± 0.029
Petrosian mag. — — 19.609 ± 0.065 18.648 ± 0.101 18.104 ± 0.065 17.729 ± 0.139

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 20190505165725 19.202 ± 0.053 0,0 100 2
g 20190506165109 19.144 ± 0.045 0,0 100 2
g 20190507143127 19.141 ± 0.059 0,0 100 2
g 20190822094124 19.169 ± 0.051 0,0 100 2
r 20190505165926 18.444 ± 0.054 0,0 100 2
r 20190506165309 18.361 ± 0.046 0,0 100 2
r 20190507143327 18.447 ± 0.056 0,0 100 2
r 20190822094324 18.417 ± 0.051 0,0 100 2
i 20140722114229 17.910 ± 0.115 16,0 10 2
i 20140729111202 17.824 ± 0.107 0,0 10 2
i 20150901084554 17.791 ± 0.052 0,0 100 2
i 20190505170526 17.794 ± 0.054 0,0 100 2
i 20190508164002 17.876 ± 0.066 0,0 100 2
i 20190509140533 17.832 ± 0.064 0,0 100 2
i 20190720124743 17.766 ± 0.078 0,0 100 2
i 20200513190610 17.888 ± 0.068 0,0 100 2
z 20140722114259 17.350 ± 0.090 16,0 20 2
z 20140729111235 17.455 ± 0.1 0,0 20 2
z 20150901084754 17.498 ± 0.065 0,0 100 2
z 20190505170726 17.431 ± 0.065 0,0 100 2
z 20190508164202 17.564 ± 0.075 0,0 100 2
z 20190509140733 17.496 ± 0.078 0,0 100 2
z 20190720124943 17.531 ± 0.083 0,0 100 2

Gaia DR3 data
Matching radius: 15"

Best match Second match
Distance (arcsec) 0.58 1.46
GAIA source ID 4121230886721032448 4121230891012482816
Bp mag. 19.206 --
G mag. 18.560 19.780
Rp mag. 17.609 --
Bp/Rp excess 1.411 --
Parallax (mas) 0.355 ± 0.201 -0.175 ± 0.497
PM RA (mas/yr) -0.573 ± 0.259 -4.553 ± 0.576
PM Dec (mas/yr) -4.173 ± 0.181 -2.670 ± 0.396
A.E.N. (mas) 0.0 ± 0.000 0.615 ± 0.457

UV to IR data
Matching radius: 2"

Filter Magnitude1
FUV -- ± --
NUV -- ± --
u -- ± --
g -- ± --
r 18.260 ± 0.009
i 17.746 ± 0.019
z -- ± --
Y -- ± --
J 16.514 ± 0.017
H -- ± --
K 15.996 ± 0.041
W1 15.825 ± 0.102
W2 16.692 ± 0.241
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.