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 |
|---|---|---|---|
| zapper123 | 4 | 2225 | 1017 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRM | -0.254 | 0.627 | 0.718 | 62.2 | -113 | 33 | 1189 | 1017 | 5600 |
| SRMFix | 0.209 | 0.764 | 0.863 | 113.3 | -112 | 185 | 1510 | 1398 | 5893 |
| EloSRM | 0.195 | 0.791 | 0.880 | 127.6 | -82 | 280 | 2308 | 2225 | 5603 |
| initial | 0.414 | 0.812 | 0.904 | 97.8 | -96 | 161 | 1495 | 1399 | 5808 |
| Odd | 0.192 | 0.813 | 0.912 | 133.5 | -83 | 300 | 2080 | 1998 | 5610 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 4 | 2015-05-12 | SRM 659 | 2 | 239 | 114.22 | -1.06 | -82 | 2225 | 5603 | -113 | 1017 | 5600 |
| 3 | 2015-02-02 | SRM 648 | 2 | 143 | 292.53 | 1.03 | 144 | 2308 | 5331 | 33 | 1130 | 5115 |
| 2 | 2014-12-16 | SRM 642 | 2 | 209 | 191.50 | -0.13 | 4 | 2163 | 6811 | -92 | 1097 | 5493 |
| 1 | 2014-09-17 | SRM 633 | 2 | 412 | 790.07 | 0.94 | 280 | 2160 | 6928 | -11 | 1189 | 4711 |