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 |
|---|---|---|---|
| 990507 | 4 | 2004 | 1172 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| initial | 0.650 | 0.650 | 1.254 | 78.2 | 0 | 302 | 1513 | 1513 | 3861 |
| EloSRM | 0.616 | 0.668 | 1.262 | 118.5 | -8 | 442 | 2009 | 2004 | 3658 |
| Odd | 0.618 | 0.670 | 1.267 | 119.0 | -8 | 448 | 1881 | 1877 | 3760 |
| SRMFix | 0.564 | 0.683 | 1.250 | 127.0 | -22 | 472 | 1672 | 1636 | 3138 |
| SRM | 0.258 | 0.908 | 1.238 | 207.0 | -287 | 400 | 1600 | 1172 | 3887 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 4 | 2008-06-14 | SRM 405 | 1 | 484 | 532.96 | -0.05 | -5 | 2004 | 3658 | -67 | 1172 | 3887 |
| 3 | 2008-05-24 | SRM 402 | 1 | 367 | 443.84 | 0.04 | 19 | 2009 | 3550 | -74 | 1239 | 3181 |
| 2 | 2008-05-06 | SRM 401 | 1 | 552 | 568.55 | -0.05 | -8 | 1990 | 3644 | -287 | 1313 | 2451 |
| 1 | 2008-05-03 | East China Round 1 | 1 | 129 | 741.75 | 2.52 | 442 | 1998 | 3530 | 400 | 1600 | 1056 |