Michael Chiesa

Where the 1638.3 rating comes from

From 22 bouts played between 1 June 2012 and 28 March 2026, and from them alone. Every line below was written at computation time: nothing is recomputed to show this page.

How to read this

On the right: the change this bout produced, then the value before → after. A line's arrival value is the next line's starting value, down to the starting rating given to every newcomer. A ±0.0 is a counted bout that did not move the rating, a walkover for instance.

22 bouts, from the most recent to the first

28/03/26 · UFC Fight Night: Adesanya vs. Pyfer · main card · detail
+8.01630.3 → 1638.3
14/06/25 · UFC on ESPN: Usman vs. Buckley · preliminary card · detail
+8.01622.3 → 1630.3
07/12/24 · UFC 310 · early preliminary card · detail
+9.11613.2 → 1622.3
03/08/24 · UFC on ABC: Sandhagen vs. Nurmagomedov · main card · detail
+12.91600.3 → 1613.2
beaten by Kevin Holland
29/07/23 · UFC 291 · main card · detail
−11.71612.0 → 1600.3
beaten by Sean Brady
20/11/21 · UFC Fight Night: Vieira vs. Tate · main card · detail
−12.91624.9 → 1612.0
beaten by Vicente Luque
07/08/21 · UFC 265 · main card · detail
−10.81635.7 → 1624.9
20/01/21 · UFC on ESPN: Chiesa vs. Magny · main card · detail
+13.81621.9 → 1635.7
25/01/20 · UFC Fight Night: Blaydes vs. dos Santos · main card · detail
+13.01608.9 → 1621.9
06/07/19 · UFC 239 · main card · detail
+12.11596.8 → 1608.9
29/12/18 · UFC 232 · main card · detail
+10.71586.1 → 1596.8
beaten by Anthony Pettis
07/07/18 · UFC 226 · main card · detail
−12.91599.0 → 1586.1
beaten by Kevin Lee
25/06/17 · UFC Fight Night: Chiesa vs. Lee · main card · detail
−23.01622.0 → 1599.0
16/04/16 · UFC on Fox: Teixeira vs. Evans · preliminary card · detail
+26.21595.9 → 1622.0
10/12/15 · UFC Fight Night: Namajunas vs. VanZant · main card · detail
+29.71566.2 → 1595.9
04/04/15 · UFC Fight Night: Mendes vs. Lamas · main card · detail
+21.61544.6 → 1566.2
beaten by Joe Lauzon
05/09/14 · UFC Fight Night: Jacaré vs. Mousasi · main card · detail
−23.81568.4 → 1544.6
24/05/14 · UFC 173 · preliminary card · detail
+23.91544.5 → 1568.4
06/11/13 · UFC: Fight for the Troops 3 · main card · detail
+22.41522.2 → 1544.5
beaten by Jorge Masvidal
27/07/13 · UFC on Fox: Johnson vs. Moraga · preliminary card · detail
−23.81546.0 → 1522.2
23/02/13 · UFC 157 · preliminary card · detail
+22.01524.0 → 1546.0
01/06/12 · UFC The Ultimate Fighter: Live — The Ultimate Fighter 15 Finale · main card · detail
+24.01500.0 → 1524.0

Only the bouts the source publishes appear; what is missing is listed. The source gives the day, not the hour: two bouts on the same day are ordered by a reproducible rule, which is not necessarily the real order.