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 |
|---|---|---|---|
| Bosanka | 4 | 1853 | 814 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRM | -0.211 | 0.260 | 0.285 | 104.5 | -291 | 16 | 1216 | 814 | 9216 |
| initial | 0.191 | 0.369 | 0.577 | 44.5 | -31 | 135 | 1335 | 1292 | 6126 |
| SRMFix | 0.051 | 0.476 | 0.598 | 85.4 | -59 | 231 | 1431 | 1319 | 5916 |
| EloSRM | 0.049 | 0.550 | 0.685 | 109.5 | -38 | 348 | 1943 | 1853 | 5386 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 4 | 2009-04-30 | SRM 439 | 2 | 383 | 275.00 | -0.48 | -36 | 1853 | 5386 | -43 | 814 | 9216 |
| 3 | 2009-04-19 | SRM 438 | 2 | 320 | 381.04 | -0.46 | -38 | 1888 | 5045 | -68 | 857 | 8727 |
| 2 | 2009-02-12 | SRM 435 | 1 | 491 | 480.69 | -0.06 | -17 | 1926 | 4735 | -291 | 925 | 7854 |
| 1 | 2009-02-07 | SRM 434 | 2 | 279 | 639.49 | 1.20 | 348 | 1943 | 4656 | 16 | 1216 | 3450 |