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 |
|---|---|---|---|
| ivan25 | 2 | 1996 | 853 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| Odd | -0.112 | 0.112 | 0.119 | 9.6 | -4 | 15 | 1726 | 1726 | 4417 |
| SRMFix | -0.134 | 0.134 | 0.172 | 31.3 | -58 | -4 | 1142 | 1137 | 4676 |
| initial | -0.141 | 0.141 | 0.157 | 17.0 | -25 | -9 | 1175 | 1166 | 4718 |
| EloSRM | -0.143 | 0.143 | 0.161 | 18.0 | -28 | 8 | 1996 | 1996 | 4375 |
| SRM | -0.683 | 0.683 | 0.741 | 173.5 | -246 | -101 | 954 | 853 | 4272 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 | 2017-06-26 | SRM 716 | 2 | 190 | 181.14 | -0.07 | 8 | 1996 | 4375 | -101 | 853 | 4272 |
| 1 | 2017-05-30 | SRM 715 | 2 | 154 | 132.47 | -0.22 | -28 | 1988 | 4503 | -246 | 954 | 3751 |