Object IDs in DR1 differ from DR2 and later releases.
DR4: Object 179852816 (SMSS J172740.87-203437.3)
Find on 
| Data release | DR4 |
|---|
| RA (deg) | 261.920 |
|---|
| Dec (deg) | -20.577 |
|---|
| Galactic lon. (deg) | 4.909 |
|---|
| Galactic lat. (deg) | 7.904 |
|---|
| E(B-V) (SFD98) (mag) | 0.860 |
|---|
| E(B-V) (GNILC) (mag) | 0.723 ± 0.035 |
|---|
| Nearest DR4 source |
179852813 (6.4 arcs away) |
| 2nd-nearest DR4 source |
2268087664 (10.8 arcs away) |
| 3rd-nearest DR4 source |
179852812 (11.5 arcs away) |
| Times observed | 5 |
|---|
| Total bad pixels | 0 |
|---|
| Observing flags | 0 |
|---|
Magnitudes
| Filter |
u |
v |
g |
r |
i |
z |
| PSF mag. |
— |
— |
— |
19.408 ± 0.041 |
18.528 ± 0.054 |
18.213 ± 0.028 |
| Petrosian mag. |
— |
— |
— |
19.552 ± 0.152 |
18.720 ± 0.137 |
18.472 ± 0.202 |
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 |
20190506165309 |
19.407 ± 0.095 |
0,0 |
100 |
2 |
| i |
20140729111202 |
18.187 ± 0.147 |
0,0 |
10 |
2 |
| i |
20150901084153 |
18.581 ± 0.090 |
0,0 |
100 |
2 |
| i |
20190509140533 |
18.521 ± 0.097 |
0,0 |
100 |
2 |
| z |
20150901084353 |
18.204 ± 0.109 |
0,0 |
100 |
2 |
| z |
20190505170726 |
18.373 ± 0.134 |
16,0 |
100 |
2 |
Gaia DR3 data
Matching radius: 15"
|
Best match |
Second match |
| Distance (arcsec) |
0.43 |
0.81 |
| GAIA source ID |
4121037750632791936 |
4121037754956271488 |
| Bp mag. |
20.123 |
-- |
| G mag. |
19.553 |
20.611 |
| Rp mag. |
18.253 |
-- |
| Bp/Rp excess |
1.823 |
-- |
| Parallax (mas) |
0.937 ± 0.412 |
-- ± -- |
| PM RA (mas/yr) |
-4.289 ± 0.483 |
-- ± -- |
| PM Dec (mas/yr) |
-4.256 ± 0.335 |
-- ± -- |
| A.E.N. (mas) |
0.767 ± 0.836 |
2.402 ± 0.726 |
UV to IR data
Matching radius: 2"
| Filter |
Magnitude1 |
| FUV |
--
±
--
|
| NUV |
--
±
--
|
| u |
--
±
--
|
| g |
--
±
--
|
| r |
19.052
±
0.007
|
| i |
--
±
--
|
| z |
--
±
--
|
| Y |
--
±
--
|
| J |
16.847
±
0.024
|
| H |
--
±
--
|
| K |
16.015
±
0.038
|
| 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. |
