spinner

Below the gap are slowly tumbling asteroids with rotational periods of less than 30 hours, while above the gap are the faster 'pure' spinners.

England spinner Charlie Dean says the increase in scrutiny the team has faced since a difficult winter is a positive thing for their game.

It was a bizarre performance from South Africa on a pitch that offered a little assistance to the spinners, but far from anything extravagant, as they simply had no answers to England's consistency.

For Bell, who could be opening the bowling with spinners and therefore having little time for rest, this has been a consideration.

England named their Ashes squad last week, with Will Jacks' inclusion as the second spinner the only surprise.