Zara Phillips joins Ewan McGregor and sailing team for Cowes Week challenge

Zara Phillips joins Ewan McGregor and sailing team for Cowes Week challenge

After waving her horse goodbye Zara Phillips joins sailing team for Cowes Week challenge

7:06 PM on 10th August 2011

All aboard: Natalie Pinkham, Ewan McGregor and Zara Phillips are competing in the 80km Artemis Challenge around the Isle of Wight during this year

All aboard: Natalie Pinkham, Ewan McGregor and Zara Phillips are competing in the 80km Artemis Challenge around the Isle of Wight during this year”s Cowes Week regatta

Zara gives teammate Natalie a helping hand aboard the 60ft yacht which is the equivalent of an F1 car

Zara gives teammate Natalie a helping hand aboard the 60ft yacht which is the equivalent of an F1 car

Zara Phillips Ewan McGregor

Zara tackles waves on board the Artemis Ocean Racing (left) while Ewan McGregor relaxes on deck (right)

RESULTS OF THE ARTEMIS CHALLENGE 2011

The lightweight yachts had been stripped to the bare minimum even having the toilet replaced with a bucket loo

The lightweight yachts had been stripped to the bare minimum even having the toilet replaced with a bucket loo

Zara Phillips Zara Phillips

Zara and Natalie are ferried to the racing yacht (left) and on board the 60ft Artemis Ocean Racing (right)