Object IDs in DR1 differ from DR2 and later releases.
DR4: Object 1218843003 (SMSS J172114.31-201451.7)
Find on 
| Data release | DR4 |
|---|
| RA (deg) | 260.3096 |
|---|
| Dec (deg) | -20.2477 |
|---|
| Galactic lon. (deg) | 4.3500 |
|---|
| Galactic lat. (deg) | 9.3464 |
|---|
| E(B-V) (SFD98) (mag) | 0.468 |
|---|
| E(B-V) (GNILC) (mag) | 0.392 ± 0.017 |
|---|
| Nearest DR4 source |
184980984 (7.5 arcs away) |
| 2nd-nearest DR4 source |
1218843002 (8.0 arcs away) |
| 3rd-nearest DR4 source |
1218843001 (9.5 arcs away) |
| Times observed | 4 |
|---|
| Total bad pixels | 0 |
|---|
| Observing flags | 3 |
|---|
Magnitudes
| Filter |
u |
v |
g |
r |
i |
z |
| PSF mag. |
— |
— |
19.034 ± 0.246 |
18.449 ± 0.261 |
17.923 ± 0.294 |
17.723 ± 0.297 |
| Petrosian mag. |
— |
— |
18.391 ± 0.069 |
18.189 ± 0.053 |
17.694 ± 0.059 |
17.684 ± 0.093 |
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 |
20180718115326 |
19.128 ± 0.055 |
3,0 |
100 |
2 |
| r |
20180718115528 |
18.482 ± 0.049 |
3,0 |
100 |
2 |
| i |
20180718120132 |
18.014 ± 0.060 |
1,0 |
100 |
2 |
| z |
20180718120334 |
17.792 ± 0.075 |
0,0 |
100 |
2 |
Gaia DR3 data
Matching radius: 15"
|
Best match |
Second match |
| Distance (arcsec) |
0.73 |
1.31 |
| GAIA source ID |
4121948940825517568 |
4121948940835028608 |
| Bp mag. |
19.387 |
-- |
| G mag. |
19.065 |
20.787 |
| Rp mag. |
18.146 |
-- |
| Bp/Rp excess |
1.521 |
-- |
| Parallax (mas) |
-0.804 ± 0.328 |
-- ± -- |
| PM RA (mas/yr) |
-2.255 ± 0.395 |
-- ± -- |
| PM Dec (mas/yr) |
-8.287 ± 0.252 |
-- ± -- |
| A.E.N. (mas) |
0.0 ± 0.0 |
1.247 ± 0.221 |
UV to IR data
Matching radius: 2"
| Filter |
Magnitude1 |
| FUV |
--
±
--
|
| NUV |
--
±
--
|
| u |
--
±
--
|
| g |
19.183
±
0.016
|
| r |
18.358
±
0.013
|
| i |
--
±
--
|
| z |
--
±
--
|
| Y |
--
±
--
|
| J |
17.406
±
0.033
|
| H |
--
±
--
|
| K |
16.827
±
0.074
|
| W1 |
15.612
±
0.026
|
| W2 |
16.125
±
0.15
|
| 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. |
