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 |
|---|---|---|---|
| caoyuxing | 4 | 1382 | 254 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| EloSRM | -0.285 | 0.285 | 0.305 | 51.0 | -83 | -21 | 1535 | 1382 | 10304 |
| SRMFix | -0.343 | 0.343 | 0.360 | 57.7 | -84 | -24 | 1124 | 969 | 10328 |
| initial | -0.377 | 0.377 | 0.397 | 45.4 | -69 | -28 | 1163 | 1018 | 10315 |
| SRM | -0.555 | 0.555 | 0.595 | 236.5 | -336 | -83 | 915 | 254 | 10336 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 4 | 2009-07-23 | SRM 445 | 2 | 893 | 868.47 | -0.14 | -21 | 1382 | 10304 | -83 | 254 | 10336 |
| 3 | 2009-06-13 | SRM 442 | 2 | 1000 | 830.53 | -0.28 | -49 | 1403 | 10344 | -242 | 337 | 10390 |
| 2 | 2009-05-27 | SRM 441 | 2 | 1036 | 778.38 | -0.44 | -83 | 1452 | 10400 | -336 | 579 | 9871 |
| 1 | 2008-12-04 | TC China 08 - 1C | 1 | 201 | 214.26 | -0.27 | -51 | 1535 | 10046 | -285 | 915 | 7926 |