But I beat her to it!
https://www.investors.com/politics/editorials/trump-approval-rating-gallup-poll-obama-popularity/
Not only that, but Trump's approval in this poll is now equal to Obama's at the same point in Obama's presidency. Gallup had Obama at 45% approval by late June 2010.
The difference is that while Trump's approval has been climbing, Obama's was dropping steadily over the course of his first term.
https://www.investors.com/politics/editorials/trump-approval-rating-gallup-poll-obama-popularity/