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Object IDs in DR1 differ from DR2 and later releases.

DR4: Object 1212979966 (SMSS J172813.76-203523.9)

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Data releaseDR4
RA (deg)262.0574
Dec (deg)-20.5900
Galactic lon. (deg)4.9685
Galactic lat. (deg)7.7888
E(B-V) (SFD98) (mag)0.862
E(B-V) (GNILC) (mag)0.706 ± 0.035
Nearest DR4 source 1212979967 (9.6 arcs away)
2nd-nearest DR4 source 179900701 (10.1 arcs away)
3rd-nearest DR4 source 179900710 (10.9 arcs away)
Times observed2
Total bad pixels0
Observing flags1536

Magnitudes

Filter u v g r i z
PSF mag. 19.806 ± 0.048 18.929 ± -- 18.076 ± 0.036 17.783 ± --
Petrosian mag. 20.601 ± 0.174 19.717 ± -- 18.41 ± 0.233 18.235 ± --

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 19.943 ± 0.084 0,0 100 2
r 20190505165926 19.090 ± 0.075 1024,0 100 2
r 20190507143327 19.124 ± 0.091 1024,0 100 2
r 20190822094324 19.202 ± 0.076 1024,0 100 2
i 20140722114229 18.259 ± 0.164 512,0 10 2
i 20150901084153 18.483 ± 0.084 1024,0 100 2
i 20160420172350 18.240 ± 0.201 0,0 10 2
i 20190505170526 18.465 ± 0.080 1024,0 100 2
i 20190509140533 18.528 ± 0.097 1024,0 100 2
i 20190720124743 18.429 ± 0.095 1024,0 100 2
z 20150901084353 18.226 ± 0.113 100 2
z 20160420172420 17.940 ± 0.188 512,0 20 2
z 20190505170726 18.238 ± 0.119 100 2

Gaia DR3 data
Matching radius: 15"

Best match Second match
Distance (arcsec) 0.12 3.92
GAIA source ID 4121034112822634624 4121034112862365440
Bp mag. 19.491 21.059
G mag. 18.618 20.836
Rp mag. 17.840 20.188
Bp/Rp excess 1.186 1.355
Parallax (mas) 0.344 ± 0.246 -- ± --
PM RA (mas/yr) -5.554 ± 0.247 -- ± --
PM Dec (mas/yr) 2.708 ± 0.192 -- ± --
A.E.N. (mas) 0.190 ± 0.194 3.340 ± 1.220

UV to IR data
Matching radius: 2"

Filter Magnitude1
FUV -- ± --
NUV -- ± --
u -- ± --
g -- ± --
r 18.834 ± 0.004
i -- ± --
z -- ± --
Y -- ± --
J 16.518 ± 0.018
H -- ± --
K 15.865 ± 0.034
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.