Deadlines for oppositions to motions are found in the court’s local rules. However, affidavits filed in opposition to motions are due at least seven (7) days before the hearing. Fed. R. Civ. P. 6((c)(2).
Links to Deadline Calculator Pages for Pertinent Federal Court Deadlines:
Answers to Counterclaims and Crossclaims
Reply to an Answer (If Ordered)
Effect of a Motion on the Answer Deadline
Responses to Discovery Requests
Affidavits in Opposition to Motions
Motion for a More Definite Statement