Object IDs in DR1 differ from DR2 and later releases.
DR4: Object 179842321 (SMSS J172559.88-202436.0)
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Data release | DR4 |
RA (deg) | 261.4990 |
Dec (deg) | -20.4101 |
Galactic lon. (deg) | 4.8332 |
Galactic lat. (deg) | 8.3254 |
E(B-V) (SFD98) (mag) | 0.642 |
E(B-V) (GNILC) (mag) | 0.462 ± 0.022 |
Nearest DR4 source |
1212919493 (2.1 arcs away) |
2nd-nearest DR4 source |
179842318 (2.6 arcs away) |
3rd-nearest DR4 source |
179842354 (4.4 arcs away) |
Times observed | 10 |
Total bad pixels | 0 |
Observing flags | 3 |
Magnitudes
Filter |
u |
v |
g |
r |
i |
z |
PSF mag. |
— |
— |
— |
17.968 ± 0.324 |
18.103 ± 0.067 |
17.823 ± 0.074 |
Petrosian mag. |
— |
— |
— |
18.007 ± 0.067 |
17.846 ± 0.137 |
17.495 ± 0.154 |
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) |
r |
20190505165926 |
18.509 ± 0.059 |
3,0 |
100 |
2 |
i |
20140729111202 |
18.095 ± 0.134 |
0,0 |
10 |
2 |
i |
20150901084554 |
18.146 ± 0.065 |
3,0 |
100 |
2 |
i |
20190505170526 |
18.096 ± 0.065 |
3,0 |
100 |
2 |
i |
20190509140533 |
18.022 ± 0.065 |
3,0 |
100 |
2 |
z |
20140729111235 |
17.798 ± 0.132 |
0,0 |
20 |
2 |
z |
20150901084754 |
17.983 ± 0.094 |
3,0 |
100 |
2 |
z |
20190505170726 |
17.878 ± 0.090 |
0,0 |
100 |
2 |
z |
20190508164202 |
17.750 ± 0.087 |
0,0 |
100 |
2 |
z |
20190509140733 |
17.772 ± 0.089 |
0,0 |
100 |
2 |
Gaia DR3 data
Matching radius: 15"
|
Best match |
Second match |
Distance (arcsec) |
0.5 |
1.35 |
GAIA source ID |
4121236590448520960 |
4121236590454975232 |
Bp mag. |
-- |
19.493 |
G mag. |
20.576 |
19.303 |
Rp mag. |
-- |
18.204 |
Bp/Rp excess |
-- |
1.767 |
Parallax (mas) |
-- ± -- |
-0.413 ± 0.369 |
PM RA (mas/yr) |
-- ± -- |
-2.770 ± 0.442 |
PM Dec (mas/yr) |
-- ± -- |
-6.346 ± 0.326 |
A.E.N. (mas) |
4.254 ± 2.929 |
1.074 ± 2.184 |
UV to IR data
Matching radius: 2"
Filter |
Magnitude1 |
FUV |
--
±
--
|
NUV |
--
±
--
|
u |
--
±
--
|
g |
19.290
±
0.008
|
r |
18.489
±
0.004
|
i |
18.063
±
0.009
|
z |
17.822
±
0.010
|
Y |
--
±
--
|
J |
17.197
±
0.032
|
H |
--
±
--
|
K |
16.289
±
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. |