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 |
|---|---|---|---|
| sBraiNaiL | 8 | 2418 | 1142 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRMFix | 0.758 | 1.076 | 1.450 | 121.4 | -55 | 293 | 2026 | 1938 | 1787 |
| EloSRM | 0.812 | 1.103 | 1.481 | 131.9 | -58 | 390 | 2478 | 2418 | 1905 |
| Odd | 0.825 | 1.115 | 1.497 | 131.8 | -58 | 403 | 2334 | 2274 | 1917 |
| SRM | 0.775 | 1.136 | 1.644 | 148.5 | -303 | 188 | 1405 | 1142 | 3588 |
| initial | 0.962 | 1.194 | 1.643 | 143.8 | -67 | 453 | 2195 | 2126 | 1905 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 8 | 2009-09-23 | SRM 449 | 1 | 760 | 496.08 | -0.64 | -58 | 2418 | 1905 | -202 | 1142 | 3588 |
| 7 | 2009-05-27 | SRM 441 | 1 | 305 | 363.08 | 0.25 | 35 | 2476 | 1598 | 57 | 1344 | 2116 |
| 6 | 2009-04-30 | SRM 439 | 1 | 380 | 303.76 | -0.45 | -37 | 2441 | 1753 | -118 | 1287 | 2828 |
| 5 | 2009-04-19 | SRM 438 | 1 | 138 | 417.96 | 1.60 | 194 | 2478 | 1602 | 188 | 1405 | 1962 |
| 4 | 2009-03-24 | SRM 437 | 2 | 21 | 214.56 | 3.35 | 192 | 2283 | 2451 | 180 | 1217 | 3376 |
| 3 | 2009-03-11 | SRM 436 | 2 | 139 | 287.34 | 1.05 | 127 | 2092 | 3504 | 93 | 1037 | 5862 |
| 2 | 2009-02-12 | SRM 435 | 1 | 491 | 475.50 | -0.08 | -21 | 1964 | 4404 | -303 | 944 | 7495 |
| 1 | 2009-02-07 | SRM 434 | 2 | 241 | 639.47 | 1.41 | 390 | 1986 | 4278 | 47 | 1247 | 3159 |