Object IDs in DR1 differ from DR2 and later releases.
DR4: Object 179821023 (SMSS J172713.48-205031.8)
Find on 
| Data release | DR4 |
|---|
| RA (deg) | 261.8062 |
|---|
| Dec (deg) | -20.8422 |
|---|
| Galactic lon. (deg) | 4.6259 |
|---|
| Galactic lat. (deg) | 7.8487 |
|---|
| E(B-V) (SFD98) (mag) | 0.940 |
|---|
| E(B-V) (GNILC) (mag) | 0.861 ± 0.037 |
|---|
| Nearest DR4 source |
179821024 (7.7 arcs away) |
| 2nd-nearest DR4 source |
179821018 (9.0 arcs away) |
| 3rd-nearest DR4 source |
179821027 (13.4 arcs away) |
| Times observed | 17 |
|---|
| Total bad pixels | 0 |
|---|
| Observing flags | 0 |
|---|
Magnitudes
| Filter |
u |
v |
g |
r |
i |
z |
| PSF mag. |
— |
— |
20.144 ± 0.098 |
19.040 ± 0.060 |
18.169 ± 0.042 |
17.795 ± 0.035 |
| Petrosian mag. |
— |
— |
20.159 ± 0.154 |
18.768 ± 0.069 |
17.925 ± 0.078 |
17.695 ± 0.058 |
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 |
20190506165109 |
20.168 ± 0.099 |
0,0 |
100 |
2 |
| r |
20190505165926 |
19.051 ± 0.072 |
0,0 |
100 |
2 |
| r |
20190506165309 |
19.060 ± 0.071 |
0,0 |
100 |
2 |
| r |
20190507143327 |
19.015 ± 0.064 |
0,0 |
100 |
2 |
| r |
20190822094324 |
19.146 ± 0.073 |
0,0 |
100 |
2 |
| i |
20140729111202 |
17.958 ± 0.116 |
0,0 |
10 |
2 |
| i |
20150901084153 |
18.201 ± 0.067 |
0,0 |
100 |
2 |
| i |
20150901084554 |
18.143 ± 0.058 |
0,0 |
100 |
2 |
| i |
20190505170526 |
18.206 ± 0.063 |
0,0 |
100 |
2 |
| i |
20190508164002 |
18.207 ± 0.069 |
0,0 |
100 |
2 |
| i |
20190720124743 |
18.191 ± 0.081 |
0,0 |
100 |
2 |
| z |
20140729111235 |
17.685 ± 0.120 |
0,0 |
20 |
2 |
| z |
20150901084353 |
17.716 ± 0.073 |
0,0 |
100 |
2 |
| z |
20150901084754 |
17.805 ± 0.077 |
0,0 |
100 |
2 |
| z |
20190505170726 |
17.744 ± 0.078 |
0,0 |
100 |
2 |
| z |
20190508164202 |
17.698 ± 0.076 |
0,0 |
100 |
2 |
| z |
20190720124943 |
17.798 ± 0.093 |
0,0 |
100 |
2 |
Gaia DR3 data
Matching radius: 15"
|
Best match |
Second match |
| Distance (arcsec) |
0.22 |
1.53 |
| GAIA source ID |
4121011293645312512 |
4121011297960419968 |
| Bp mag. |
20.329 |
-- |
| G mag. |
19.311 |
20.368 |
| Rp mag. |
18.054 |
-- |
| Bp/Rp excess |
1.624 |
-- |
| Parallax (mas) |
0.428 ± 0.298 |
-0.372 ± 0.758 |
| PM RA (mas/yr) |
-1.588 ± 0.387 |
-0.759 ± 0.948 |
| PM Dec (mas/yr) |
-5.065 ± 0.272 |
-6.957 ± 0.703 |
| 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 |
20.368
±
0.017
|
| r |
18.955
±
0.004
|
| i |
18.181
±
0.009
|
| z |
17.746
±
0.009
|
| Y |
--
±
--
|
| J |
16.533
±
0.018
|
| H |
--
±
--
|
| K |
15.630
±
0.027
|
| W1 |
15.044
±
0.037
|
| W2 |
15.413
±
0.099
|
| 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. |
