Table 2
The general features of the solutions with solar-like rotation law. EW, PW, SW denote equatorwards, polewards, standing wave respectively for migration of Bφ in a near-surface layer.
Model | iα | m | Notes |
|
|||
1 | 3 | 4 | predominantly EW at low latitudes, weaker PW branch at high latitude |
2 | 0 | 4 | rather strange butterfly, very weak EW at low lats, no migration at high lats |
3 | 2 | 4 | low lat EW, no high lat feature |
4 | 6 | 4 | steady solution |
5 | 7 | 4 | steady solution |
6 | 1 | 4 | predominantly EW at low latitudes, very weak PW branch at high latitude |
7 | 3 | 2 | predominantly EW at low latitudes, weaker PW branch at high latitude |
8 | 0 | 2 | strong PW branch at high lat, EW at low |
9 | 2 | 2 | low lat EW, very weak high lat PW |
10 | 6 | 2 | steady solution |
11 | 7 | 2 | steady solution |
12 | 1 | 2 | EW at low lats, weak PW at high lat |
13 | 3 | 0 | weak EW at low latitudes, much stronger PW branch at high latitude |
14 | 0 | 0 | strong PW at high latitudes, very weak EW branch at low latitude |
15 | 2 | 0 | steady solution |
16 | 6 | 0 | EW at very low lats, no high lat features |
17 | 7 | 0 | steady solution |
18 | 1 | 0 | strong PW at high lat, very weak EW at low lat. Solns steady at large Cα |
19 | 3 | 4 | almost no migration – near SW low lats, with very weak PW drift |
24 | 1 | 4 | much as Model 19 |
26 | 0 | 2 | EW, extending over most latitudes |
30 | 1 | 2 | mild EW (near SW), over most latitudes |
Notes. Models 1–18 have Cα < 0, Models 19–30 have Cα > 0. Models (1, 19), (6, 24), (8, 26) and (12, 30) have identical parameters, except that the sign of Cα has been reversed, i.e. the pairs have the same value of |Cα|.
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