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 |
|---|---|---|---|
| Ahd | 5 | 1667 | 586 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| initial | -0.031 | 0.399 | 0.496 | 48.1 | -47 | 111 | 1217 | 1181 | 7483 |
| SRMFix | 0.011 | 0.400 | 0.511 | 59.0 | -102 | 108 | 1157 | 1135 | 7898 |
| Odd | 0.034 | 0.406 | 0.509 | 75.8 | -61 | 201 | 1574 | 1542 | 7023 |
| EloSRM | 0.035 | 0.417 | 0.520 | 83.6 | -75 | 212 | 1704 | 1667 | 7015 |
| SRM | -0.235 | 0.620 | 0.787 | 160.0 | -423 | 93 | 777 | 586 | 9430 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 5 | 2009-08-25 | SRM 447 | 2 | 725 | 555.58 | -0.38 | -37 | 1667 | 7015 | -41 | 586 | 9430 |
| 4 | 2009-07-08 | SRM 444 | 2 | 388 | 782.85 | 1.01 | 212 | 1704 | 6665 | 93 | 627 | 9170 |
| 3 | 2009-02-12 | SRM 435 | 2 | 495 | 536.98 | 0.12 | 44 | 1492 | 11393 | -35 | 534 | 12055 |
| 2 | 2008-10-02 | SRM 420 | 2 | 640 | 568.49 | -0.27 | -50 | 1448 | 12018 | -208 | 569 | 12117 |
| 1 | 2008-09-04 | SRM 416 | 2 | 554 | 490.40 | -0.30 | -75 | 1498 | 11007 | -423 | 777 | 10074 |