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 |
|---|---|---|---|
| yangsiy | 4 | 2447 | 1225 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRMFix | 0.728 | 0.835 | 0.983 | 144.1 | -30 | 326 | 1717 | 1717 | 3902 |
| SRM | 0.510 | 0.849 | 0.914 | 141.8 | -271 | 133 | 1429 | 1225 | 3928 |
| Odd | 0.511 | 0.881 | 1.050 | 221.4 | -67 | 456 | 2332 | 2269 | 3310 |
| EloSRM | 0.482 | 0.886 | 1.036 | 226.6 | -79 | 442 | 2529 | 2447 | 3313 |
| initial | 1.016 | 1.043 | 1.202 | 125.5 | -6 | 196 | 1689 | 1689 | 4257 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 4 | 2012-06-25 | SRM 547 | 2 | 79 | 63.80 | -0.31 | -3 | 2447 | 3313 | 67 | 1225 | 3928 |
| 3 | 2012-03-07 | SRM 536 | 1 | 750 | 543.85 | -0.50 | -79 | 2450 | 3146 | -271 | 1158 | 4642 |
| 2 | 2012-02-09 | SRM 532 | 1 | 338 | 696.96 | 1.04 | 382 | 2529 | 2556 | 133 | 1429 | 2174 |
| 1 | 2011-04-07 | SRM 502 | 2 | 150 | 484.43 | 1.69 | 442 | 2147 | 4256 | 96 | 1296 | 2724 |