3.51 The challenge must be met if the rating system is to succeed, if it is to produce ratings that will satisfy the players and the users of the rating list.
| Player | Rounds | Elo | SRM |
|---|---|---|---|
| Sorting | 2 | 2414 | 1143 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRM | 0.418 | 1.002 | 1.086 | 252.5 | -281 | 224 | 1424 | 1143 | 1455 |
| initial | 0.912 | 1.060 | 1.399 | 127.7 | -18 | 238 | 1438 | 1420 | 1443 |
| EloSRM | 0.901 | 1.062 | 1.393 | 222.5 | -41 | 404 | 2456 | 2414 | 1625 |
| SRMFix | 0.839 | 1.114 | 1.395 | 218.0 | -46 | 390 | 1590 | 1543 | 1297 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 | 2021-08-04 | 2021 Regional 1 | 1 | 215 | 228.45 | -0.16 | -41 | 2414 | 1625 | -281 | 1143 | 1455 |
| 1 | 2018-02-10 | SRM 729 | 2 | 56 | 218.35 | 1.96 | 404 | 2456 | 2010 | 224 | 1424 | 1209 |