Tier 1 — High Probability Colleges for Rank 1–5,000 (OS)
Colleges where the final closing rank is at least 400+ above the band midpoint (2,500) under OS/AI quota
NIT Patna, NIT Goa are the most reliable safe option(s) in the 1–5,000 band for OS/AI candidates. Candidates with ranks in the lower half of this band are comfortably inside the historical closing rank. NIT Patna has been tightening year-on-year (+3.5%) — factor in a buffer beyond the listed closing rank when assessing your true safety margin. NIT Goa has been easing (–1.7% YoY) — a favourable trajectory.