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 |
|---|---|---|---|
| Kuderov | 5 | 2156 | 1062 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRMFix | 0.111 | 1.183 | 1.630 | 164.7 | -206 | 496 | 1728 | 1522 | 3923 |
| EloSRM | 0.096 | 1.222 | 1.701 | 172.5 | -91 | 619 | 2247 | 2156 | 3114 |
| Odd | 0.106 | 1.234 | 1.714 | 175.0 | -89 | 633 | 2120 | 2030 | 3103 |
| SRM | 0.657 | 1.391 | 1.463 | 184.0 | -392 | 216 | 1416 | 1062 | 4224 |
| initial | 0.461 | 1.400 | 1.718 | 168.5 | -272 | 328 | 1749 | 1477 | 4155 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 5 | 2009-07-08 | SRM 444 | 2 | 724 | 126.20 | -2.52 | -91 | 2156 | 3114 | -137 | 1062 | 4224 |
| 4 | 2009-06-23 | SRM 443 | 2 | 112 | 112.26 | 0.00 | 19 | 2247 | 2638 | 69 | 1199 | 3083 |
| 3 | 2009-06-13 | SRM 442 | 2 | 121 | 171.37 | 0.50 | 69 | 2228 | 2728 | 106 | 1130 | 3637 |
| 2 | 2009-05-12 | SRM 440 | 1 | 633 | 525.19 | -0.30 | -65 | 2159 | 3094 | -392 | 1024 | 5125 |
| 1 | 2009-04-19 | SRM 438 | 2 | 82 | 566.89 | 2.79 | 619 | 2224 | 2719 | 216 | 1416 | 1890 |