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 |
|---|---|---|---|
| ABC_123 | 2 | 1811 | 1023 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRMFix | 0.351 | 0.351 | 0.353 | 69.5 | 65 | 74 | 1339 | 1339 | 5036 |
| SRM | -0.382 | 0.382 | 0.477 | 88.5 | -128 | -49 | 1072 | 1023 | 4664 |
| EloSRM | 0.401 | 0.401 | 0.405 | 128.8 | 83 | 174 | 1811 | 1811 | 4861 |
| initial | 0.460 | 0.460 | 0.466 | 55.3 | 46 | 65 | 1311 | 1311 | 5245 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 | 2008-05-01 | SRM 400 | 2 | 341 | 431.48 | 0.34 | 83 | 1811 | 4861 | -49 | 1023 | 4664 |
| 1 | 2008-04-12 | SRM 397 | 2 | 411 | 566.03 | 0.46 | 174 | 1728 | 5522 | -128 | 1072 | 4202 |