The three-year-old colt, possessed by a distribuite such as Ferguson, skipped Thrusday's Dante Levels at you are able to because of a leg disease.
But he proved helpful well during a gallop at Newmarket on Weekend morning.
Trainer Sir Eileen Stoute was said to be "delighted".
Telescope has not run since last Sept, and will have a racecourse gallop at Lingfield at 1300 BST on Wednesday.
He is ranked about 7-1 third preferred with bookies for the Epsom Derby, which occurs on 1 June, behind industry innovator beginning Strategy and other Irish - trained opposition Fight of Marengo.
Owners Highclere Rushing said on Twitter: "Telescope proved hepful very well today on the Test Floor in Newmarket. Sir Eileen pleased and we shift another leap ahead to Epsom!"
Highclers spokesperson John Herbert included on Sunday: "If he comes through this Ok, we'll take him to Lingfield on Wednes where he well have his racecourse gallop
"As lengthy as Sir Eileen is satisfied with him this evening and the next day morning, that will be the strategy.
"As if there is not enough pressure around a English Derby applicant, this has just included to the pressure of it all really.
"There's still a opportunity he could create the Derby but we'll just take it day by day."