Table 2
Thermal fractions of the radio continuum emission, Fth, in M 31 at 20 cm.
| R | R | Sobs | Sth | Fth |
| (kpc) | (′) | (mJy) | (mJy) | % |
|
|
||||
| 0−16 | 0−70 | 4000 ± 400 | 630 ± 60 | 16 ± 2 |
| 6.8−12.5 | 30−55 | 2600 ± 300 | 380 ± 40 | 15 ±2 |
| 0−6.8 | 0−30 | 660 ± 70 | 200 ± 20 | 30 ± 4 |
| 0−1 | 0−4.4 | 120 ± 10 | 31 ± 3 | 26 ± 3 |
Notes. Integrated flux density of the total (Sobs) and thermal (Sth) radio continuum emission at 20 cm for various radial intervals in the galactic plane (inclined by 75°). A distance of 780 kpc was used for these calculations. Errors are systematic errors due to uncertainty in the zerolevel.
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