Log-in to SkyMapper

Object IDs in DR1 differ from DR2 and later releases.

DR4: Object 185152174 (SMSS J172722.43-201949.4)

Find on Search these coordinates on SIMBAD   

Data releaseDR4
RA (deg)261.8435
Dec (deg)-20.3304
Galactic lon. (deg)5.0785
Galactic lat. (deg)8.0981
E(B-V) (SFD98) (mag)0.818
E(B-V) (GNILC) (mag)0.599 ± 0.030
Nearest DR4 source 2275855905 (5.1 arcs away)
2nd-nearest DR4 source 185152173 (6.2 arcs away)
3rd-nearest DR4 source 2275855932 (6.7 arcs away)
Times observed18
Total bad pixels0
Observing flags1

Magnitudes

Filter u v g r i z
PSF mag. — — 19.392 ± 0.034 18.596 ± 0.018 17.995 ± 0.017 17.658 ± 0.017
Petrosian mag. — — 19.297 ± 0.051 18.613 ± 0.048 18.126 ± 0.044 17.962 ± 0.064

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 19.358 ± 0.061 24,9 100 2
g 20190506165109 19.360 ± 0.054 0,0 100 2
g 20190507143127 19.320 ± 0.065 0,0 100 2
g 20190822094124 19.463 ± 0.069 1,0 100 2
r 20190505165926 18.729 ± 0.072 16,0 100 2
r 20190506165309 18.569 ± 0.052 1,0 100 2
r 20190507143327 18.622 ± 0.062 1,0 100 2
r 20190822094324 18.640 ± 0.063 1,0 100 2
i 20140722114229 18.183 ± 0.147 0,0 10 2
i 20140729111202 18.004 ± 0.127 0,0 10 2
i 20150901084153 17.941 ± 0.055 0,0 100 2
i 20150901084554 17.976 ± 0.059 0,0 100 2
i 20190508164002 18.103 ± 0.077 0,0 100 2
i 20190720124743 18.082 ± 0.091 0,0 100 2
z 20140722114259 17.791 ± 0.132 0,0 20 2
z 20140729111235 17.614 ± 0.116 0,0 20 2
z 20150901084353 17.714 ± 0.072 0,0 100 2
z 20150901084754 17.774 ± 0.081 0,0 100 2
z 20190505170726 17.714 ± 0.076 24,7 100 2
z 20190508164202 17.771 ± 0.088 0,0 100 2
z 20190720124943 17.682 ± 0.093 0,0 100 2

Gaia DR3 data
Matching radius: 15"

Best match Second match
Distance (arcsec) 0.35 2.02
GAIA source ID 4121252533356248832 4121252537669030912
Bp mag. 19.255 --
G mag. 18.478 20.124
Rp mag. 17.657 --
Bp/Rp excess 1.250 --
Parallax (mas) 0.644 ± 0.254 -1.816 ± 0.985
PM RA (mas/yr) -2.020 ± 0.259 -5.972 ± 1.103
PM Dec (mas/yr) 1.772 ± 0.190 -1.231 ± 0.719
A.E.N. (mas) 0.0 ± 0.0 0.0 ± 0.0

UV to IR data
Matching radius: 2"

Filter Magnitude1
FUV -- ± --
NUV -- ± --
u -- ± --
g -- ± --
r 18.544 ± 0.015
i -- ± --
z -- ± --
Y -- ± --
J 16.365 ± 0.015
H -- ± --
K 15.745 ± 0.033
W1 15.538 ± 0.026
W2 16.625 ± 0.162
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.