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 |
|---|---|---|---|
| robert_zhang | 5 | 1829 | 883 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| EloSRM | 0.353 | 0.354 | 0.622 | 58.7 | 17 | 141 | 1829 | 1829 | 5357 |
| initial | 0.370 | 0.373 | 0.722 | 44.9 | -1 | 194 | 1423 | 1423 | 4619 |
| SRMFix | 0.361 | 0.384 | 0.748 | 42.0 | -14 | 171 | 1381 | 1381 | 5353 |
| SRM | 0.118 | 0.825 | 1.056 | 89.4 | -215 | 54 | 985 | 883 | 8578 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 5 | 2008-07-01 | SRM 408 | 2 | 280 | 333.17 | 0.25 | 46 | 1829 | 5357 | 11 | 883 | 8578 |
| 4 | 2008-05-03 | East China Round 1 | 1 | 232 | 597.09 | 1.36 | 141 | 1783 | 5287 | 54 | 872 | 6916 |
| 3 | 2008-03-11 | SRM 393 | 2 | 510 | 509.48 | -0.00 | 17 | 1642 | 6314 | -64 | 818 | 6779 |
| 2 | 2007-12-19 | SRM 384 | 2 | 299 | 315.33 | 0.08 | 36 | 1625 | 6091 | -103 | 882 | 6003 |
| 1 | 2007-12-04 | SRM 380 | 2 | 394 | 415.51 | 0.08 | 53 | 1589 | 6235 | -215 | 985 | 4778 |