Log-in to SkyMapper

Object IDs in DR1 differ from DR2 and later releases.

DR4: Object 185218756 (SMSS J172902.85-201054.5)

Find on Search these coordinates on SIMBAD   

Data releaseDR4
RA (deg)262.2619
Dec (deg)-20.1818
Galactic lon. (deg)5.4196
Galactic lat. (deg)7.8489
E(B-V) (SFD98) (mag)0.896
E(B-V) (GNILC) (mag)0.727 ± 0.035
Nearest DR4 source 185218761 (9.3 arcs away)
2nd-nearest DR4 source 185218755 (9.5 arcs away)
3rd-nearest DR4 source 185218751 (12.5 arcs away)
Times observed13
Total bad pixels0
Observing flags0

Magnitudes

Filter u v g r i z
PSF mag. — — 19.219 ± 0.020 18.463 ± 0.031 17.844 ± 0.030 17.450 ± 0.051
Petrosian mag. — — 19.629 ± 0.093 18.753 ± 0.073 18.048 ± 0.054 17.658 ± 0.083

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 19.199 ± 0.047 0,0 100 2
g 20190506165109 19.172 ± 0.049 0,0 100 2
g 20190507143127 19.197 ± 0.066 0,0 100 2
g 20190822094124 19.230 ± 0.056 0,0 100 2
r 20140729111131 18.575 ± 0.171 0,0 5 2
r 20190505165926 18.408 ± 0.051 1024,0 100 2
r 20190506165309 18.401 ± 0.048 0,0 100 2
r 20190507143327 18.442 ± 0.062 0,0 100 2
r 20190822094324 18.434 ± 0.053 1024,0 100 2
i 20140722114229 17.585 ± 0.095 0,0 10 2
i 20140729111202 17.883 ± 0.119 0,0 10 2
i 20150901084153 17.806 ± 0.054 0,0 100 2
i 20150901084554 17.793 ± 0.052 0,0 100 2
i 20190505170526 17.783 ± 0.051 1024,0 100 2
i 20190508164002 17.879 ± 0.060 1024,0 100 2
i 20190509140533 17.775 ± 0.071 1024,0 100 2
i 20190720124743 17.839 ± 0.081 1024,0 100 2
z 20140722114259 17.547 ± 0.112 512,0 20 2
z 20140729111235 17.446 ± 0.104 512,0 20 2
z 20150901084353 17.416 ± 0.061 0,0 100 2
z 20150901084754 17.434 ± 0.063 1024,0 100 2
z 20160420172420 17.388 ± 0.120 0,0 20 2
z 20190505170726 17.418 ± 0.064 1024,0 100 2
z 20190508164202 17.497 ± 0.068 1024,0 100 2
z 20190509140733 17.431 ± 0.079 1024,0 100 2
z 20190720124943 17.382 ± 0.083 1024,0 100 2

Gaia DR3 data
Matching radius: 15"

Best match Second match
Distance (arcsec) 0.62 0.74
GAIA source ID 4121074210657746944 4121074588637595136
Bp mag. 19.162 --
G mag. 18.694 19.279
Rp mag. 17.564 --
Bp/Rp excess 1.663 --
Parallax (mas) -0.232 ± 0.209 -- ± --
PM RA (mas/yr) -5.319 ± 0.261 -- ± --
PM Dec (mas/yr) -5.034 ± 0.180 -- ± --
A.E.N. (mas) 0.733 ± 2.854 0.752 ± 0.766

UV to IR data
Matching radius: 2"

Filter Magnitude1
FUV -- ± --
NUV -- ± --
u -- ± --
g -- ± --
r 18.297 ± 0.006
i -- ± --
z -- ± --
Y -- ± --
J -- ± --
H -- ± --
K 16.325 ± 0.054
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.