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 |
|---|---|---|---|
| rcotta | 4 | 1485 | 753 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| initial | -0.101 | 0.457 | 0.500 | 55.0 | -60 | 86 | 1268 | 1151 | 4397 |
| SRMFix | -0.124 | 0.488 | 0.528 | 72.6 | -76 | 117 | 1275 | 1143 | 4080 |
| Odd | -0.114 | 0.495 | 0.562 | 70.7 | -52 | 164 | 1525 | 1424 | 3764 |
| EloSRM | -0.118 | 0.499 | 0.562 | 70.0 | -58 | 164 | 1595 | 1485 | 3753 |
| SRM | -0.453 | 0.600 | 0.628 | 118.2 | -200 | 13 | 1013 | 753 | 4447 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 4 | 2006-01-30 | SRM 286 | 2 | 285 | 217.03 | -0.54 | -53 | 1485 | 3753 | -125 | 753 | 4447 |
| 3 | 2005-11-21 | SRM 273 | 2 | 263 | 171.15 | -0.62 | -58 | 1538 | 3100 | -135 | 878 | 3320 |
| 2 | 2005-11-19 | SRM 272 | 2 | 172 | 291.72 | 0.76 | 164 | 1595 | 2802 | 13 | 1013 | 2510 |
| 1 | 2005-10-05 | SRM 267 | 2 | 146 | 196.26 | -0.07 | 6 | 1432 | 3561 | -200 | 1000 | 2539 |