Log-in to SkyMapper

Object IDs in DR1 differ from DR2 and later releases.

DR4: Object 179900722 (SMSS J172818.09-203532.0)

Find on Search these coordinates on SIMBAD   

Data releaseDR4
RA (deg)262.0754
Dec (deg)-20.5922
Galactic lon. (deg)4.9758
Galactic lat. (deg)7.7734
E(B-V) (SFD98) (mag)0.862
E(B-V) (GNILC) (mag)0.742 ± 0.036
Nearest DR4 source 179900723 (7.4 arcs away)
2nd-nearest DR4 source 179900721 (9.5 arcs away)
3rd-nearest DR4 source 179900775 (10.3 arcs away)
Times observed41
Total bad pixels0
Observing flags3

Magnitudes

Filter u v g r i z
PSF mag. — — 17.769 ± 0.077 16.761 ± 0.042 15.747 ± 0.049 15.230 ± 0.052
Petrosian mag. — — 17.878 ± 0.022 16.657 ± 0.026 15.747 ± 0.016 15.241 ± 0.022

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 20140722114132 17.971 ± 0.085 0,0 5 2
g 20160420172300 18.196 ± 0.141 512,0 5 2
g 20190505165725 17.923 ± 0.030 3,0 100 2
g 20190506165109 17.921 ± 0.025 3,0 100 2
g 20190507143127 17.942 ± 0.047 3,0 100 2
g 20190822094124 17.943 ± 0.029 3,0 100 2
r 20140719114939 16.799 ± 0.052 0,0 5 2
r 20140722114203 16.731 ± 0.044 0,0 5 2
r 20160420172325 16.788 ± 0.049 0,0 5 2
r 20180605125736 16.900 ± 0.065 0,0 5 2
r 20190505165926 16.763 ± 0.030 3,0 100 2
r 20190506165309 16.768 ± 0.029 3,0 100 2
r 20190507143327 16.795 ± 0.046 3,0 100 2
r 20190822094324 16.783 ± 0.030 3,0 100 2
r 20200524153415 16.854 ± 0.064 0,0 5 2
r 20210407183558 16.837 ± 0.056 0,0 5 2
r 20210411183015 16.96 ± 0.066 0,0 5 2
i 20140719115004 15.896 ± 0.034 2,0 10 2
i 20140722114229 15.874 ± 0.037 2,0 10 2
i 20150901084153 15.866 ± 0.029 3,0 100 2
i 20160420172350 15.834 ± 0.033 0,0 10 2
i 20180605125802 15.960 ± 0.044 2,0 10 2
i 20190505170526 15.846 ± 0.031 3,0 100 2
i 20190508164002 15.884 ± 0.036 3,0 100 2
i 20190509140533 15.871 ± 0.050 3,0 100 2
i 20190720124743 15.872 ± 0.061 3,0 100 2
i 20200513190610 15.888 ± 0.032 3,0 100 2
i 20200524153441 15.91 ± 0.041 2,0 10 2
i 20210407183626 15.873 ± 0.038 2,0 10 2
i 20210411183047 15.922 ± 0.046 3,0 10 2
z 20140719115035 15.363 ± 0.034 3,0 20 2
z 20140722114259 15.345 ± 0.031 2,0 20 2
z 20150901084353 15.332 ± 0.026 3,0 100 2
z 20160420172420 15.290 ± 0.028 0,0 20 2
z 20180605125833 15.373 ± 0.038 0,0 20 2
z 20190505170726 15.316 ± 0.030 3,0 100 2
z 20190508164202 15.333 ± 0.029 3,0 100 2
z 20190509140733 15.339 ± 0.053 3,0 100 2
z 20190720124943 15.336 ± 0.058 3,0 100 2
z 20200513190811 15.365 ± 0.036 3,0 100 2
z 20200524153511 15.762 ± 0.047 2,0 20 3
z 20210407183658 15.390 ± 0.035 2,0 20 2
z 20210411183118 15.423 ± 0.037 2,0 20 2

Gaia DR3 data
Matching radius: 15"

Best match Second match
Distance (arcsec) 0.96 1.17
GAIA source ID 4121034044102992256 4121034039777090176
Bp mag. -- 18.001
G mag. 20.244 16.817
Rp mag. -- 15.737
Bp/Rp excess -- 1.382
Parallax (mas) -1.210 ± 1.140 0.030 ± 0.087
PM RA (mas/yr) -4.001 ± 1.269 -3.330 ± 0.087
PM Dec (mas/yr) -7.470 ± 0.955 -5.581 ± 0.068
A.E.N. (mas) 0.0 ± 0.0 0.0 ± 0.000

UV to IR data
Matching radius: 2"

Filter Magnitude1
FUV -- ± --
NUV -- ± --
u -- ± --
g -- ± --
r 17.081 ± 0.002
i -- ± --
z -- ± --
Y -- ± --
J 13.998 ± 0.045
H 13.164 ± 0.051
K 12.821 ± 0.036
W1 12.4 ± 0.015
W2 12.555 ± 0.015
W3 11.735 ± 0.298
W4 8.185 ± --
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.