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 |
|---|---|---|---|
| ptomaine | 4 | 1794 | 688 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| Odd | 0.104 | 0.326 | 0.456 | 70.2 | -32 | 206 | 1624 | 1624 | 7547 |
| EloSRM | 0.123 | 0.335 | 0.478 | 78.2 | -32 | 257 | 1794 | 1794 | 7310 |
| initial | 0.022 | 0.354 | 0.426 | 42.7 | -36 | 91 | 1210 | 1210 | 7665 |
| SRMFix | 0.028 | 0.361 | 0.434 | 51.9 | -51 | 88 | 1168 | 1168 | 7953 |
| SRM | -0.381 | 0.736 | 0.785 | 164.0 | -275 | 72 | 925 | 688 | 9094 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 4 | 2011-03-30 | Member SRM 501 | 2 | 407 | 768.61 | 0.92 | 257 | 1794 | 7310 | 72 | 688 | 9094 |
| 3 | 2009-09-10 | SRM 448 | 2 | 859 | 737.65 | -0.22 | -32 | 1538 | 8835 | -140 | 616 | 9238 |
| 2 | 2009-06-13 | SRM 442 | 2 | 790 | 713.50 | -0.15 | -16 | 1570 | 7956 | -169 | 756 | 8060 |
| 1 | 2008-10-08 | SRM 421 | 2 | 632 | 607.49 | -0.06 | 8 | 1586 | 8533 | -275 | 925 | 8144 |