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 |
|---|---|---|---|
| bm123 | 2 | 1243 | 516 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| Odd | -0.373 | 0.373 | 0.400 | 69.0 | -101 | -37 | 1227 | 1189 | 4192 |
| EloSRM | -0.384 | 0.384 | 0.418 | 79.4 | -118 | -41 | 1284 | 1243 | 4168 |
| SRMFix | -0.471 | 0.471 | 0.517 | 99.9 | -156 | -44 | 1044 | 1000 | 4220 |
| initial | -0.503 | 0.503 | 0.524 | 60.5 | -78 | -43 | 1122 | 1079 | 4128 |
| SRM | -0.872 | 0.872 | 0.992 | 342.0 | -543 | -141 | 657 | 516 | 4154 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 | 2005-06-21 | SRM 248 | 2 | 263 | 240.33 | -0.22 | -41 | 1243 | 4168 | -141 | 516 | 4154 |
| 1 | 2005-04-14 | SRM 238 | 2 | 286 | 200.33 | -0.55 | -118 | 1284 | 3656 | -543 | 657 | 3581 |