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 |
|---|---|---|---|
| SNU_JJ | 4 | 1652 | 647 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| initial | -0.106 | 0.332 | 0.382 | 40.0 | -57 | 53 | 1204 | 1149 | 8207 |
| Odd | -0.073 | 0.348 | 0.408 | 66.8 | -52 | 142 | 1550 | 1519 | 7393 |
| SRMFix | -0.096 | 0.359 | 0.410 | 63.1 | -104 | 83 | 1180 | 1119 | 7806 |
| EloSRM | -0.073 | 0.363 | 0.415 | 73.7 | -67 | 142 | 1685 | 1652 | 7433 |
| SRM | -0.433 | 0.455 | 0.598 | 138.2 | -324 | -24 | 876 | 647 | 8397 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 4 | 2010-06-05 | SRM 472 | 2 | 633 | 649.79 | 0.04 | 27 | 1652 | 7433 | -39 | 647 | 8397 |
| 3 | 2009-08-08 | SRM 446 | 2 | 838 | 658.12 | -0.51 | -59 | 1625 | 7337 | -166 | 686 | 8581 |
| 2 | 2009-07-08 | SRM 444 | 2 | 509 | 741.72 | 0.54 | 142 | 1685 | 6862 | -24 | 852 | 6978 |
| 1 | 2009-05-27 | SRM 441 | 2 | 727 | 684.62 | -0.36 | -67 | 1543 | 8775 | -324 | 876 | 6770 |