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 |
|---|---|---|---|
| JanTadeusz | 9 | 2186 | 1190 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| EloSRM | 0.817 | 1.078 | 1.740 | 91.0 | -57 | 215 | 2186 | 2186 | 3018 |
| Odd | 0.810 | 1.084 | 1.750 | 88.8 | -46 | 214 | 2064 | 2060 | 2984 |
| SRM | 0.819 | 1.100 | 1.818 | 79.8 | -136 | 161 | 1328 | 1190 | 3216 |
| SRMFix | 0.585 | 1.169 | 1.791 | 102.6 | -137 | 298 | 1900 | 1721 | 2806 |
| initial | 0.528 | 1.309 | 1.913 | 157.6 | -337 | 466 | 2145 | 1773 | 2803 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 9 | 2009-10-17 | SRM 450 | 2 | 123 | 222.62 | 0.86 | 87 | 2186 | 3018 | 47 | 1190 | 3216 |
| 8 | 2009-08-08 | SRM 446 | 2 | 340 | 185.30 | -0.88 | -57 | 2100 | 3467 | -23 | 1143 | 3540 |
| 7 | 2008-01-05 | SRM 386 | 1 | 456 | 462.81 | -0.16 | -12 | 2157 | 2415 | -63 | 1166 | 3344 |
| 6 | 2007-12-27 | SRM 385 | 1 | 499 | 453.17 | -0.14 | -11 | 2169 | 2349 | -99 | 1229 | 2865 |
| 5 | 2007-12-08 | SRM 381 | 2 | 11 | 201.98 | 4.20 | 181 | 2180 | 2225 | 161 | 1328 | 2098 |
| 4 | 2007-12-04 | SRM 380 | 2 | 39 | 271.42 | 2.80 | 215 | 1999 | 3100 | 119 | 1167 | 3209 |
| 3 | 2007-11-20 | SRM 378 | 2 | 312 | 361.12 | 0.21 | 47 | 1784 | 4514 | -43 | 1048 | 4098 |
| 2 | 2007-11-06 | SRM 374 | 1 | 453 | 498.61 | 0.01 | 8 | 1737 | 4750 | -136 | 1091 | 3683 |
| 1 | 2007-10-17 | College Tour SRM 372 | 1 | 55 | 75.47 | 0.46 | 201 | 1730 | 4708 | 27 | 1227 | 2517 |