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 |
|---|---|---|---|
| ivor1 | 1 | 1644 | 982 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| initial | 0.026 | 0.026 | 0.026 | 3.1 | 3 | 3 | 1203 | 1203 | 7590 |
| SRMFix | -0.038 | 0.038 | 0.038 | 9.3 | -9 | -9 | 1191 | 1191 | 7893 |
| EloSRM | 0.111 | 0.111 | 0.111 | 64.5 | 65 | 65 | 1644 | 1644 | 7507 |
| SRM | -1.010 | 1.010 | 1.010 | 218.0 | -218 | -218 | 982 | 982 | 7395 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 2008-10-18 | SRM 422 | 2 | 628 | 678.23 | 0.11 | 65 | 1644 | 7507 | -218 | 982 | 7395 |