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 |
|---|---|---|---|
| piotyrpiotyr | 2 | 1684 | 1022 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| initial | 0.242 | 0.274 | 0.366 | 33.0 | -4 | 62 | 1262 | 1258 | 4683 |
| SRMFix | 0.107 | 0.359 | 0.375 | 75.9 | -43 | 109 | 1309 | 1266 | 4620 |
| EloSRM | 0.181 | 0.444 | 0.479 | 115.4 | -21 | 210 | 1705 | 1684 | 4503 |
| SRM | -0.542 | 0.542 | 0.569 | 89.0 | -111 | -67 | 1133 | 1022 | 3732 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 | 2007-06-02 | SRM 352 | 2 | 401 | 334.31 | -0.26 | -21 | 1684 | 4503 | -111 | 1022 | 3732 |
| 1 | 2007-02-20 | SRM 340 | 2 | 273 | 420.99 | 0.62 | 210 | 1705 | 4199 | -67 | 1133 | 3043 |