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Table 2
Fitted parameters of the GG Tau circumbinary ring.
| Ring physical parameters | |
|
|
|
| Inclination (°) | 37 ± 1 |
| Position angle (°) | 7 ± 1 |
|
|
|
| Inner radius (AU) | 200 ± 2 |
| Outer radius (AU) | 250 ± 2 |
| Edge width (AU) | < 10 |
|
|
|
| Temperature (K) | [35] |
| Temperature exponent | [0] |
|
|
|
| Surface density (cm-2) | 2.2 ± 0.05 × 1024 |
| Surface density (g cm-2) | 9.6 ± 0.2 |
|
|
|
| Dust emissivity κ (cm-2/g) | [0.012] |
Notes. Error bars are 1σ formal errors, not taking into account phase noise nor flux calibration uncertainty. Square brackets indicate fixed parameters.
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