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 |
|---|---|---|---|
| Eng.hamzawy | 3 | 1642 | 649 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| Odd | -0.128 | 0.245 | 0.280 | 37.1 | -64 | 47 | 1508 | 1490 | 8565 |
| EloSRM | -0.139 | 0.258 | 0.290 | 45.4 | -72 | 46 | 1669 | 1642 | 8503 |
| initial | -0.189 | 0.268 | 0.317 | 32.3 | -61 | 14 | 1178 | 1132 | 9521 |
| SRMFix | -0.186 | 0.289 | 0.325 | 51.8 | -82 | 22 | 1148 | 1088 | 9203 |
| SRM | -0.587 | 0.587 | 0.700 | 183.7 | -277 | -29 | 955 | 649 | 9128 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 3 | 2010-12-18 | Member SRM 491 | 2 | 748 | 846.27 | 0.18 | 46 | 1642 | 8503 | -29 | 649 | 9128 |
| 2 | 2010-12-08 | SRM 490 | 2 | 924 | 717.55 | -0.45 | -72 | 1596 | 9069 | -277 | 678 | 8814 |
| 1 | 2010-11-30 | Member SRM 489 | 2 | 455 | 625.06 | -0.15 | -18 | 1669 | 8016 | -245 | 955 | 5460 |