Object IDs in DR1 differ from DR2 and later releases.
DR4: Object 185152653 (SMSS J172721.38-201845.8)
Find on 
| Data release | DR4 |
|---|
| RA (deg) | 261.8388 |
|---|
| Dec (deg) | -20.3127 |
|---|
| Galactic lon. (deg) | 5.0911 |
|---|
| Galactic lat. (deg) | 8.1114 |
|---|
| E(B-V) (SFD98) (mag) | 0.818 |
|---|
| E(B-V) (GNILC) (mag) | 0.592 ± 0.029 |
|---|
| Nearest DR4 source |
185152654 (8.7 arcs away) |
| 2nd-nearest DR4 source |
185152650 (11.7 arcs away) |
| 3rd-nearest DR4 source |
185152652 (13.2 arcs away) |
| Times observed | 17 |
|---|
| Total bad pixels | 0 |
|---|
| Observing flags | 2 |
|---|
Magnitudes
| Filter |
u |
v |
g |
r |
i |
z |
| PSF mag. |
— |
— |
18.770 ± 0.125 |
17.843 ± 0.143 |
17.208 ± 0.142 |
16.786 ± 0.161 |
| Petrosian mag. |
— |
— |
18.522 ± 0.056 |
17.597 ± 0.055 |
16.948 ± 0.092 |
16.673 ± 0.045 |
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 |
19.024 ± 0.043 |
0,0 |
100 |
2 |
| g |
20190507143127 |
18.971 ± 0.054 |
0,0 |
100 |
2 |
| g |
20190822094124 |
19.017 ± 0.054 |
0,0 |
100 |
2 |
| r |
20140729111131 |
17.915 ± 0.095 |
0,0 |
5 |
2 |
| r |
20190506165309 |
18.24 ± 0.043 |
0,0 |
100 |
2 |
| r |
20190507143327 |
18.153 ± 0.05 |
0,0 |
100 |
2 |
| r |
20190822094324 |
18.178 ± 0.052 |
0,0 |
100 |
2 |
| i |
20140722114229 |
17.548 ± 0.088 |
2,0 |
10 |
2 |
| i |
20140729111202 |
17.454 ± 0.081 |
0,0 |
10 |
2 |
| i |
20150901084153 |
17.558 ± 0.044 |
0,0 |
100 |
2 |
| i |
20150901084554 |
17.545 ± 0.047 |
0,0 |
100 |
2 |
| i |
20190508164002 |
17.585 ± 0.055 |
0,0 |
100 |
2 |
| i |
20190720124743 |
17.611 ± 0.08 |
24,9 |
100 |
2 |
| i |
20200513190610 |
17.553 ± 0.053 |
16,0 |
100 |
2 |
| z |
20140722114259 |
17.024 ± 0.071 |
0,0 |
20 |
2 |
| z |
20140729111235 |
17.119 ± 0.079 |
2,0 |
20 |
2 |
| z |
20150901084353 |
17.220 ± 0.050 |
0,0 |
100 |
2 |
| z |
20150901084754 |
17.302 ± 0.058 |
0,0 |
100 |
2 |
| z |
20190508164202 |
17.240 ± 0.060 |
0,0 |
100 |
2 |
| z |
20190720124943 |
17.304 ± 0.080 |
16,0 |
100 |
2 |
| z |
20200513190811 |
17.336 ± 0.077 |
16,0 |
100 |
2 |
Gaia DR3 data
Matching radius: 15"
|
Best match |
Second match |
| Distance (arcsec) |
0.1 |
0.97 |
| GAIA source ID |
4121255595680813184 |
4121255595680813312 |
| Bp mag. |
-- |
19.163 |
| G mag. |
19.348 |
19.056 |
| Rp mag. |
-- |
17.673 |
| Bp/Rp excess |
-- |
2.163 |
| Parallax (mas) |
-- ± -- |
-0.406 ± 0.528 |
| PM RA (mas/yr) |
-- ± -- |
4.286 ± 0.552 |
| PM Dec (mas/yr) |
-- ± -- |
-5.878 ± 0.386 |
| A.E.N. (mas) |
0.0 ± 0.0 |
1.664 ± 8.661 |
UV to IR data
Matching radius: 2"
| Filter |
Magnitude1 |
| FUV |
--
±
--
|
| NUV |
--
±
--
|
| u |
--
±
--
|
| g |
--
±
--
|
| r |
18.527
±
0.004
|
| i |
--
±
--
|
| z |
--
±
--
|
| Y |
--
±
--
|
| J |
16.489
±
0.016
|
| H |
--
±
--
|
| K |
15.962
±
0.040
|
| W1 |
15.018
±
0.017
|
| W2 |
15.339
±
0.054
|
| 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. |
