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 |
|---|---|---|---|
| iit2010165 | 4 | 2157 | 1079 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRM | 0.091 | 0.651 | 0.824 | 71.2 | -130 | 82 | 1143 | 1079 | 5318 |
| initial | 0.632 | 0.651 | 0.993 | 78.4 | -5 | 225 | 1504 | 1504 | 5516 |
| SRMFix | 0.489 | 0.685 | 0.938 | 101.3 | -51 | 206 | 1492 | 1481 | 5704 |
| EloSRM | 0.455 | 0.723 | 0.916 | 117.1 | -40 | 238 | 2157 | 2157 | 5587 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 4 | 2012-09-01 | SRM 554 | 2 | 390 | 355.85 | -0.13 | 5 | 2157 | 5587 | -16 | 1079 | 5318 |
| 3 | 2012-08-04 | SRM 551 | 2 | 173 | 534.09 | 1.63 | 186 | 2153 | 5542 | 82 | 1095 | 5076 |
| 2 | 2012-07-21 | SRM 550 | 2 | 705 | 532.68 | -0.40 | -40 | 1966 | 7330 | -130 | 1013 | 5988 |
| 1 | 2012-07-09 | SRM 549 | 2 | 295 | 488.89 | 0.73 | 238 | 2006 | 6972 | -57 | 1143 | 4648 |