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 |
|---|---|---|---|
| Kohei | 3 | 2138 | 1029 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRM | 0.038 | 0.400 | 0.478 | 135.7 | -289 | 95 | 1318 | 1029 | 4973 |
| SRMFix | 0.520 | 0.603 | 0.901 | 120.8 | -17 | 322 | 1545 | 1528 | 4384 |
| initial | 0.577 | 0.606 | 0.937 | 73.0 | -5 | 194 | 1414 | 1409 | 5331 |
| EloSRM | 0.553 | 0.657 | 0.980 | 170.9 | -31 | 429 | 2169 | 2138 | 4201 |
| Odd | 0.571 | 0.672 | 1.008 | 174.2 | -29 | 442 | 2001 | 1972 | 4333 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 3 | 2011-02-10 | SRM 497 | 1 | 533 | 486.03 | -0.16 | -31 | 2138 | 4201 | -289 | 1029 | 4973 |
| 2 | 2011-01-12 | SRM 493 | 1 | 220 | 384.42 | 0.13 | 53 | 2169 | 3834 | 23 | 1318 | 2473 |
| 1 | 2010-12-08 | SRM 490 | 2 | 218 | 701.00 | 1.68 | 429 | 2116 | 4142 | 95 | 1295 | 2561 |