Share 'Experienced parents- please help with arrival time question for PIR'

Congratulations to all of your new sailors! I thought it best to post this question with an experienced group. Would you be so kind as to share your experiences with arrival at PIR? We understand the importance of getting there early, but is there any "perfect time" to arrive- not too early, not too late? Thank you so much and best wishes to all of your sons and daughters, our prayers are with ...