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 |
|---|---|---|---|
| chinaeli | 4 | 2377 | 1347 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRM | 0.577 | 0.752 | 1.037 | 107.7 | -88 | 200 | 1347 | 1347 | 2287 |
| SRMFix | 1.091 | 1.097 | 1.384 | 166.3 | -2 | 262 | 1695 | 1695 | 2858 |
| EloSRM | 1.136 | 1.154 | 1.430 | 274.3 | -1 | 427 | 2377 | 2377 | 1931 |
| initial | 1.182 | 1.182 | 1.488 | 142.3 | 3 | 269 | 1627 | 1627 | 3300 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 4 | 2009-03-07 | TCO09 Round 1 | 1 | 1322 | ||||||||
| 3 | 2009-02-24 | TCO09 Qual 1 | 1 | 217 | 906.10 | 2.06 | 427 | 2377 | 1931 | 200 | 1347 | 2287 |
| 2 | 2008-06-14 | SRM 405 | 1 | 484 | 542.34 | -0.03 | -1 | 1950 | 4105 | -88 | 1147 | 4488 |
| 1 | 2008-05-06 | SRM 401 | 2 | 232 | 600.72 | 1.37 | 395 | 1951 | 3948 | 35 | 1235 | 2986 |