Free Access
Table 6
Properties of the giants with dynamo activity (37 Com, V390 Aur) and for giants with probable fossil fields (β Ceti, EK Eri).
| Name | Sp. type | Evolution | vsini | Prot | | Bl | max | S-index | Ro | Lx |
| phase | [km s-1] | [days] | [G] | 1027 erg s-1 | ||||
|
|
||||||||
| Dynamo action | ||||||||
| 37 Com | G9 III | H-gap | 11 | 111 | 6.5 | 0.368 | 0.70 | 5200 |
| V390 Aur | G8 III | Base RGB | 29 | 9.8 | 13 | 0.681 | 0.04 | 5040 |
|
|
||||||||
| Fossil field origin | ||||||||
| β Ceti | K0 III | He-burning | 3.5 | 215 | 10 | 0.236 | 0.93 | 1585 |
| EK Eri | G8 III-IV | Base RGB | 1.0 | 308.8 | 99 | 0.501 | 1.30 | 1000 |
Notes. From Aurière et al. (2015, and references therein).
Current usage metrics show cumulative count of Article Views (full-text article views including HTML views, PDF and ePub downloads, according to the available data) and Abstracts Views on Vision4Press platform.
Data correspond to usage on the plateform after 2015. The current usage metrics is available 48-96 hours after online publication and is updated daily on week days.
Initial download of the metrics may take a while.