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 |
|---|---|---|---|
| bjss222 | 4 | 1837 | 812 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| initial | 0.102 | 0.137 | 0.183 | 16.5 | -8 | 41 | 1249 | 1249 | 7552 |
| SRMFix | 0.083 | 0.140 | 0.177 | 21.2 | -28 | 38 | 1229 | 1229 | 7675 |
| Odd | 0.146 | 0.146 | 0.201 | 53.7 | 37 | 97 | 1674 | 1674 | 7651 |
| EloSRM | 0.150 | 0.159 | 0.221 | 56.7 | 26 | 112 | 1837 | 1837 | 7548 |
| SRM | -0.281 | 0.374 | 0.434 | 97.0 | -184 | 0 | 1016 | 812 | 8075 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 4 | 2011-07-13 | SRM 512 | 2 | 680 | 908.44 | 0.42 | 112 | 1837 | 7548 | 0 | 812 | 8075 |
| 3 | 2010-05-24 | TCO10 Qual 3 | 1 | 780 | 845.89 | 0.12 | 42 | 1725 | 6776 | -58 | 812 | 6940 |
| 2 | 2010-05-12 | TCO10 Qual 2 | 1 | 995 | 1,053.50 | 0.08 | 47 | 1684 | 7060 | -146 | 870 | 6305 |
| 1 | 2009-05-27 | SRM 441 | 2 | 702 | 693.56 | -0.02 | 26 | 1637 | 7332 | -184 | 1016 | 4969 |