The unbeaten 21-time winner made the trip from Australia in a very specially-made body compression suit.
She will race outside Australia for the primary time on 23 June in the Diamond Jubilee Stakes.
"There's nothing for her to feature to on high of her record - we know she's a champion," said Jeff O'Connor, racing manager for trainer Peter Moody.
"I just about believe there's not a horse will|which will|that may} beat her but anything can happen on any given day in racing - horses get beat and jockeys fall off," he added.
"Something going wrong out of our control is our biggest scare, and that i don't really want to agitate that but if it happens we are going to have to.
Parts of the couture business rely on that belief.
But the profusion of equine stars, both home grown and international, on show between the serving of lobster for luncheon on Tuesday and cucumber sandwiches with tea on Saturday now build Ascot the most vital annual gathering of horse flesh on the earth. Here the important super models are four-legged and hairy.
It was the Breeders’ Cup in America that laid claim to being racing’s world championships but with Ascot boasting six of the seven of last season’s high 10 racehorses still in coaching it's unequivocal; those bragging rights belong to the Queen’s racecourse in June.
Book-ended by Frankel in the initial on Tuesday and Black Caviar on Saturday the sole 2 vital horses missing the party are the Derby winner Camelot and also the Arc winner Danedream.
These horses do not just occur, however. Royal Ascot began getting pro-active in attracting the world’s best 12 years ago. In 2003, once the Australian raider Choisir doubled up in the King’s Stand Stakes and Diamond Jubilee, it took Ascot out of the parochial confines of Europe and stuck it on the planet map.
