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 |
|---|---|---|---|
| chenly | 4 | 1714 | 804 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| initial | 0.014 | 0.348 | 0.426 | 41.9 | -50 | 87 | 1287 | 1207 | 6903 |
| SRMFix | -0.096 | 0.429 | 0.498 | 77.7 | -112 | 152 | 1352 | 1194 | 6865 |
| EloSRM | -0.142 | 0.535 | 0.586 | 95.9 | -92 | 245 | 1853 | 1714 | 6557 |
| SRM | -0.535 | 0.535 | 0.656 | 99.0 | -208 | -29 | 1171 | 804 | 7391 |
| Odd | -0.144 | 0.555 | 0.601 | 95.7 | -80 | 260 | 1718 | 1596 | 6488 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 4 | 2009-08-25 | SRM 447 | 2 | 637 | 524.76 | -0.28 | -20 | 1714 | 6557 | -68 | 804 | 7391 |
| 3 | 2009-07-08 | SRM 444 | 2 | 660 | 530.81 | -0.31 | -27 | 1735 | 6373 | -91 | 872 | 6694 |
| 2 | 2009-06-23 | SRM 443 | 2 | 599 | 353.82 | -0.76 | -92 | 1761 | 6105 | -208 | 963 | 5211 |
| 1 | 2009-05-12 | SRM 440 | 2 | 381 | 656.89 | 0.79 | 245 | 1853 | 5327 | -29 | 1171 | 3570 |