Log-in to SkyMapper

Object IDs in DR1 differ from DR2 and later releases.

DR4: Object 179866895 (SMSS J172825.93-205924.9)

Find on Search these coordinates on SIMBAD   

Data releaseDR4
RA (deg)262.108
Dec (deg)-20.990
Galactic lon. (deg)4.655
Galactic lat. (deg)7.532
E(B-V) (SFD98) (mag)0.959
E(B-V) (GNILC) (mag)0.769 ± 0.042
Nearest DR4 source 179866894 (8.2 arcs away)
2nd-nearest DR4 source 179866903 (8.3 arcs away)
3rd-nearest DR4 source 1212945185 (9.1 arcs away)
Times observed43
Total bad pixels0
Observing flags3

Magnitudes

Filter u v g r i z
PSF mag. — — 17.973 ± 0.031 16.883 ± 0.020 15.975 ± 0.015 15.450 ± 0.014
Petrosian mag. — — 17.691 ± 0.036 16.676 ± 0.034 15.799 ± 0.034 15.336 ± 0.023

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 18.154 ± 0.103 0,0 5 2
g 20140722114521 18.083 ± 0.088 16,0 5 2
g 20140729111106 18.049 ± 0.084 0,0 5 2
g 20160420172300 17.998 ± 0.119 0,0 5 2
g 20190505165725 17.948 ± 0.030 3,0 100 2
g 20190506165109 17.945 ± 0.025 3,0 100 2
g 20190507143127 17.936 ± 0.032 3,0 100 2
g 20190822094124 17.922 ± 0.029 3,0 100 2
r 20140719114939 16.933 ± 0.058 0,0 5 2
r 20140722114203 16.898 ± 0.050 0,0 5 2
r 20140722114545 16.923 ± 0.047 16,0 5 2
r 20140729111131 16.903 ± 0.045 0,0 5 2
r 20160420172325 16.977 ± 0.058 0,0 5 2
r 20180605125736 16.859 ± 0.062 0,0 5 2
r 20190505165926 16.831 ± 0.030 3,0 100 2
r 20190506165309 16.817 ± 0.029 3,0 100 2
r 20190507143327 16.811 ± 0.035 3,0 100 2
r 20190822094324 16.822 ± 0.029 3,0 100 2
r 20210407183558 16.975 ± 0.062 0,0 5 2
r 20210411183015 16.930 ± 0.064 0,0 5 2
i 20140719115004 16.024 ± 0.036 0,0 10 2
i 20140722114229 15.991 ± 0.038 1,0 10 2
i 20140722114611 15.987 ± 0.032 16,0 10 2
i 20140729111202 15.959 ± 0.034 0,0 10 2
i 20150901084153 15.950 ± 0.029 3,0 100 2
i 20150901084554 15.935 ± 0.030 3,0 100 2
i 20160420172350 16.002 ± 0.036 0,0 10 2
i 20180605125802 15.976 ± 0.045 1,0 10 2
i 20190419150817 15.963 ± 0.034 27,18 100 2
i 20190505170526 15.940 ± 0.031 3,0 100 2
i 20190508164002 15.936 ± 0.027 3,0 100 2
i 20190720124743 15.962 ± 0.060 3,0 100 2
i 20210407183626 16.045 ± 0.041 0,0 10 2
i 20210411183047 15.974 ± 0.047 3,0 10 2
z 20140719115035 15.487 ± 0.035 1,0 20 2
z 20140722114259 15.445 ± 0.032 1,0 20 2
z 20140722114641 15.493 ± 0.029 16,0 20 2
z 20140729111235 15.473 ± 0.034 0,0 20 2
z 20150901084353 15.453 ± 0.026 3,0 100 2
z 20150901084754 15.458 ± 0.028 3,0 100 2
z 20160420172420 15.467 ± 0.030 0,0 20 2
z 20180605125833 15.528 ± 0.040 1,0 20 2
z 20190419151018 15.446 ± 0.034 27,16 100 2
z 20190505170726 15.455 ± 0.030 3,0 100 2
z 20190508164202 15.431 ± 0.026 3,0 100 2
z 20190720124943 15.448 ± 0.057 3,0 100 2
z 20200513183957 15.461 ± 0.033 3,0 100 2
z 20210407183658 15.457 ± 0.036 0,0 20 2
z 20210411183118 15.442 ± 0.037 3,0 20 2

Gaia DR3 data
Matching radius: 15"

Best match Second match
Distance (arcsec) 0.28 2.49
GAIA source ID 4120959410424849024 4120959414721923456
Bp mag. 17.776 --
G mag. 16.647 19.951
Rp mag. 15.620 --
Bp/Rp excess 1.340 --
Parallax (mas) 0.100 ± 0.066 -0.164 ± 0.546
PM RA (mas/yr) -2.087 ± 0.082 -1.026 ± 0.801
PM Dec (mas/yr) -6.088 ± 0.055 -3.423 ± 0.503
A.E.N. (mas) 0.097 ± 0.488 0.684 ± 0.281

UV to IR data
Matching radius: 2"

Filter Magnitude1
FUV -- ± --
NUV -- ± --
u -- ± --
g 18.357 ± 0.005
r 16.956 ± 0.003
i 16.131 ± 0.004
z 15.682 ± 0.004
Y -- ± --
J 13.992 ± 0.026
H 13.164 ± 0.027
K 12.896 ± 0.027
W1 12.710 ± 0.018
W2 12.838 ± 0.016
W3 11.839 ± --
W4 8.956 ± --
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.