Object IDs in DR1 differ from DR2 and later releases.
DR4: Object 179851754 (SMSS J172729.58-203633.3)
Find on 
| Data release | DR4 |
|---|
| RA (deg) | 261.873 |
|---|
| Dec (deg) | -20.609 |
|---|
| Galactic lon. (deg) | 4.858 |
|---|
| Galactic lat. (deg) | 7.923 |
|---|
| E(B-V) (SFD98) (mag) | 0.764 |
|---|
| E(B-V) (GNILC) (mag) | 0.616 ± 0.030 |
|---|
| Nearest DR4 source |
179851322 (6.6 arcs away) |
| 2nd-nearest DR4 source |
179851323 (7.7 arcs away) |
| 3rd-nearest DR4 source |
179851743 (7.8 arcs away) |
| Times observed | 7 |
|---|
| Total bad pixels | 0 |
|---|
| Observing flags | 0 |
|---|
Magnitudes
| Filter |
u |
v |
g |
r |
i |
z |
| PSF mag. |
— |
— |
— |
19.306 ± 0.049 |
18.583 ± 0.053 |
18.149 ± 0.028 |
| Petrosian mag. |
— |
— |
— |
19.605 ± 0.107 |
18.956 ± 0.201 |
18.677 ± 0.136 |
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 |
19.509 ± 0.105 |
0,0 |
100 |
2 |
| r |
20190506165309 |
19.370 ± 0.092 |
0,0 |
100 |
2 |
| i |
20150901084153 |
18.707 ± 0.100 |
0,0 |
100 |
2 |
| i |
20190505170526 |
18.578 ± 0.087 |
0,0 |
100 |
2 |
| i |
20190509140533 |
18.759 ± 0.115 |
0,0 |
100 |
2 |
| z |
20150901084353 |
18.232 ± 0.111 |
0,0 |
100 |
2 |
| z |
20190505170726 |
18.335 ± 0.130 |
0,0 |
100 |
2 |
Gaia DR3 data
Matching radius: 15"
|
Best match |
Second match |
| Distance (arcsec) |
0.2 |
1.51 |
| GAIA source ID |
4121036105688897408 |
4121036105696586240 |
| Bp mag. |
19.982 |
-- |
| G mag. |
19.077 |
20.494 |
| Rp mag. |
18.149 |
-- |
| Bp/Rp excess |
1.305 |
-- |
| Parallax (mas) |
0.408 ± 0.271 |
3.115 ± 1.486 |
| PM RA (mas/yr) |
-3.134 ± 0.313 |
-7.280 ± 2.066 |
| PM Dec (mas/yr) |
-2.731 ± 0.225 |
0.610 ± 1.551 |
| A.E.N. (mas) |
0.0 ± 0.0 |
1.754 ± 0.766 |
UV to IR data
Matching radius: 2"
| Filter |
Magnitude1 |
| FUV |
--
±
--
|
| NUV |
--
±
--
|
| u |
--
±
--
|
| g |
20.308
±
0.023
|
| r |
19.100
±
0.005
|
| i |
18.540
±
0.014
|
| z |
18.198
±
0.014
|
| Y |
--
±
--
|
| J |
16.717
±
0.021
|
| H |
--
±
--
|
| K |
15.909
±
0.035
|
| W1 |
16.256
±
0.043
|
| W2 |
16.848
±
0.229
|
| 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. |
