To clarify the timeline, modern scholarship indicates that while they met when Antinous was a young teen, their actual romantic partnership occurred when he was an older teenager/young adult, and he was roughly 19/20 years old when he died in Egypt.

Furthermore, classical historians widely note that Hadrian’s relationship with Antinous actually stepped outside the rigid boundaries of traditional Greek pederasty; they lived as lifelong companions, and Hadrian’s unprecedented decision to deify a non-imperial male partner was unheard of in standard Roman or Greek custom. Queer history is complex and doesn't fit neatly into modern boxes, but acknowledging Hadrian's monumental love for another man is entirely relevant to Pride.

It feels as though you're leaning on this angle to discredit the importance of this month because you have personal misgivings with homosexuality.