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 |
|---|---|---|---|
| ivan.pomelo | 9 | 2633 | 1533 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRM | 0.481 | 0.747 | 0.833 | 105.0 | -126 | 185 | 1591 | 1533 | 1402 |
| EloSRM | 0.620 | 0.861 | 1.068 | 145.8 | -39 | 528 | 2633 | 2633 | 1028 |
| SRMFix | 0.674 | 0.869 | 1.060 | 114.8 | -39 | 428 | 2057 | 2057 | 1344 |
| Odd | 0.628 | 0.869 | 1.081 | 139.1 | -36 | 543 | 2476 | 2476 | 1067 |
| initial | 0.929 | 0.996 | 1.241 | 120.0 | -22 | 271 | 2207 | 2207 | 1731 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 9 | 2009-02-07 | SRM 434 | 1 | 249 | 369.50 | 0.57 | 100 | 2633 | 1028 | 75 | 1533 | 1402 |
| 8 | 2008-02-16 | TCO08 Round 1 | 1 | 865 | 835.26 | -0.43 | -30 | 2533 | 1091 | -93 | 1458 | 1495 |
| 7 | 2008-02-05 | TCO08 Qual 1 | 1 | 198 | 302.10 | 0.61 | 75 | 2564 | 951 | 71 | 1551 | 1166 |
| 6 | 2008-01-24 | SRM 389 | 1 | 220 | 387.99 | 0.82 | 146 | 2488 | 1157 | 102 | 1480 | 1376 |
| 5 | 2007-05-15 | SRM 349 | 1 | 418 | 346.36 | -0.44 | -39 | 2342 | 1266 | -126 | 1378 | 1483 |
| 4 | 2007-04-14 | TCO07 Round 2 | 1 | 500 | 529.68 | -0.22 | -20 | 2382 | 1080 | -87 | 1504 | 1054 |
| 3 | 2007-04-10 | TCO07 Round 1B | 1 | 95 | 271.19 | 1.51 | 209 | 2402 | 1031 | 153 | 1591 | 876 |
| 2 | 2007-03-31 | TCO07 Qual 2 | 1 | 326 | 566.16 | 0.80 | 164 | 2193 | 1595 | 53 | 1438 | 1254 |
| 1 | 2007-03-28 | SRM 344 | 2 | 97 | 496.88 | 2.36 | 528 | 2029 | 2202 | 185 | 1385 | 1390 |