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 |
|---|---|---|---|
| jftsai | 10 | 2425 | 1296 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRM | 0.380 | 0.636 | 1.017 | 46.8 | -83 | 92 | 1326 | 1296 | 2616 |
| SRMFix | 0.538 | 0.677 | 0.915 | 76.6 | -52 | 181 | 1824 | 1810 | 2653 |
| EloSRM | 0.496 | 0.686 | 0.949 | 97.3 | -41 | 296 | 2437 | 2425 | 2346 |
| initial | 0.654 | 0.695 | 0.951 | 83.7 | -19 | 231 | 1999 | 1987 | 2526 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 10 | 2011-01-12 | SRM 493 | 1 | 220 | 356.17 | 0.02 | 11 | 2425 | 2346 | 26 | 1296 | 2616 |
| 9 | 2010-11-30 | Member SRM 489 | 1 | 470 | 468.89 | -0.26 | -23 | 2414 | 2334 | -56 | 1270 | 2736 |
| 8 | 2010-10-21 | Member SRM 485 | 1 | 303 | 478.52 | 0.66 | 105 | 2437 | 2151 | 88 | 1326 | 2292 |
| 7 | 2010-09-09 | SRM 481 | 1 | 388 | 468.37 | -0.10 | -9 | 2332 | 2617 | -12 | 1238 | 2888 |
| 6 | 2010-08-04 | Member SRM 478 | 2 | 51 | 242.10 | 2.25 | 223 | 2341 | 2516 | 92 | 1250 | 2742 |
| 5 | 2009-05-12 | SRM 440 | 2 | 103 | 266.89 | 1.37 | 105 | 2118 | 3334 | 66 | 1158 | 4005 |
| 4 | 2009-04-30 | SRM 439 | 2 | 201 | 218.42 | 0.12 | 30 | 2013 | 4038 | -10 | 1092 | 5263 |
| 3 | 2009-03-11 | SRM 436 | 2 | 369 | 244.92 | -0.59 | -41 | 1983 | 4296 | -83 | 1102 | 5259 |
| 2 | 2009-03-04 | TCO09 Qual 3 | 1 | 478 | 694.85 | 0.54 | 132 | 2024 | 3949 | 10 | 1185 | 3625 |
| 1 | 2009-02-12 | SRM 435 | 2 | 236 | 457.47 | 0.96 | 296 | 1892 | 5020 | -25 | 1175 | 3729 |