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 |
|---|---|---|---|
| ioanisyan | 2 | 2246 | 1242 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRM | 0.107 | 0.107 | 0.118 | 21.0 | 17 | 25 | 1242 | 1242 | 3735 |
| SRMFix | 0.768 | 0.768 | 0.828 | 155.6 | 76 | 235 | 1511 | 1511 | 5377 |
| initial | 0.824 | 0.824 | 0.885 | 99.2 | 60 | 138 | 1398 | 1398 | 6411 |
| EloSRM | 0.828 | 0.828 | 0.911 | 251.0 | 162 | 340 | 2246 | 2246 | 4494 |
| Odd | 0.859 | 0.859 | 0.950 | 255.6 | 153 | 358 | 2055 | 2055 | 4709 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 | 2012-03-03 | SRM 535 | 1 | 619 | 845.47 | 0.45 | 162 | 2246 | 4494 | 17 | 1242 | 3735 |
| 1 | 2012-01-14 | SRM 529 | 2 | 357 | 823.99 | 1.21 | 340 | 2084 | 5697 | 25 | 1225 | 3758 |