So why do you ask your question in the Ideas & Suggestions category and not in the topic of the Sun Events app [APP][Pro] Sun Events (Update SDK3), or on GitHub?
Btw, the max. offset range of the build-in function is +/- 720 min. on HP23, I tested myself 180 and 240 min. → link. And on HP19 the max. offset range seems to be +/- 120 min., right @Peter_Kawa?
