Object IDs in DR1 differ from DR2 and later releases.
DR4: Object 179821176 (SMSS J172718.07-204927.8)
Find on 
| Data release | DR4 |
|---|
| RA (deg) | 261.8253 |
|---|
| Dec (deg) | -20.8244 |
|---|
| Galactic lon. (deg) | 4.6507 |
|---|
| Galactic lat. (deg) | 7.8434 |
|---|
| E(B-V) (SFD98) (mag) | 0.983 |
|---|
| E(B-V) (GNILC) (mag) | 0.903 ± 0.044 |
|---|
| Nearest DR4 source |
2268053148 (5.1 arcs away) |
| 2nd-nearest DR4 source |
179821177 (6.5 arcs away) |
| 3rd-nearest DR4 source |
179821077 (7.9 arcs away) |
| Times observed | 4 |
|---|
| Total bad pixels | 0 |
|---|
| Observing flags | 1 |
|---|
Magnitudes
| Filter |
u |
v |
g |
r |
i |
z |
| PSF mag. |
— |
— |
— |
— |
18.979 ± 0.035 |
18.283 ± 0.058 |
| Petrosian mag. |
— |
— |
— |
— |
19.554 ± 0.234 |
18.362 ± 0.208 |
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) |
| i |
20150901084153 |
19.090 ± 0.139 |
1,0 |
100 |
2 |
| i |
20150901084554 |
19.107 ± 0.127 |
0,0 |
100 |
2 |
| i |
20190505170526 |
18.803 ± 0.100 |
17,0 |
100 |
2 |
| z |
20150901084353 |
18.242 ± 0.112 |
1,0 |
100 |
2 |
| z |
20150901084754 |
18.271 ± 0.113 |
1,0 |
100 |
2 |
Gaia DR3 data
Matching radius: 15"
|
Best match |
Second match |
| Distance (arcsec) |
0.33 |
2.75 |
| GAIA source ID |
4121011332320186496 |
4121011332354805888 |
| Bp mag. |
20.578 |
-- |
| G mag. |
19.422 |
21.141 |
| Rp mag. |
18.520 |
-- |
| Bp/Rp excess |
1.216 |
-- |
| Parallax (mas) |
0.242 ± 0.302 |
-- ± -- |
| PM RA (mas/yr) |
-0.809 ± 0.383 |
-- ± -- |
| PM Dec (mas/yr) |
-2.881 ± 0.267 |
-- ± -- |
| 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 |
20.955
±
0.017
|
| r |
19.674
±
0.008
|
| i |
18.996
±
0.013
|
| z |
18.602
±
0.013
|
| Y |
--
±
--
|
| J |
16.695
±
0.021
|
| H |
--
±
--
|
| K |
16.092
±
0.042
|
| 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. |
