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 |
|---|---|---|---|
| KostyaNN | 8 | 2174 | 963 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRMFix | 0.219 | 0.696 | 0.839 | 74.9 | -124 | 171 | 1553 | 1457 | 5910 |
| Odd | 0.156 | 0.715 | 0.907 | 106.4 | -68 | 314 | 2059 | 2000 | 5227 |
| EloSRM | 0.131 | 0.730 | 0.937 | 114.8 | -72 | 375 | 2244 | 2174 | 5136 |
| initial | 0.284 | 0.750 | 0.885 | 90.3 | -194 | 140 | 1604 | 1473 | 5643 |
| SRM | 0.097 | 0.803 | 0.837 | 116.6 | -209 | 119 | 1114 | 963 | 6791 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 8 | 2012-03-03 | SRM 535 | 2 | 402 | 356.49 | -0.17 | 3 | 2174 | 5136 | 31 | 963 | 6791 |
| 7 | 2011-07-13 | SRM 512 | 2 | 1158 | 338.63 | -1.89 | -72 | 2172 | 4432 | -182 | 932 | 6563 |
| 6 | 2011-06-18 | TCO11 Round 1 | 1 | 861 | 1,347.86 | 0.65 | 109 | 2244 | 3901 | 119 | 1114 | 4503 |
| 5 | 2011-05-28 | SRM 507 | 2 | 294 | 381.78 | 0.38 | 48 | 2135 | 4567 | 45 | 995 | 5576 |
| 4 | 2011-05-24 | TCO11 Qual 3 | 1 | 381 | 708.36 | 0.89 | 167 | 2086 | 4928 | 115 | 950 | 6033 |
| 3 | 2011-05-19 | TCO11 Qual 2 | 1 | 1169 | 977.50 | -0.33 | -71 | 1919 | 6441 | -194 | 835 | 7505 |
| 2 | 2011-01-27 | SRM 495 | 2 | 316 | 828.58 | 1.39 | 375 | 1990 | 5338 | 38 | 1029 | 4909 |
| 1 | 2008-01-24 | SRM 389 | 2 | 432 | 474.81 | 0.14 | 73 | 1615 | 6315 | -209 | 991 | 4890 |