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 |
|---|---|---|---|
| JohnnyT1979 | 5 | 2209 | 1029 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRMFix | 0.427 | 1.062 | 1.471 | 142.0 | -125 | 376 | 1734 | 1585 | 3776 |
| SRM | 0.444 | 1.066 | 1.333 | 113.4 | -184 | 140 | 1308 | 1029 | 4740 |
| EloSRM | 0.675 | 1.112 | 1.427 | 170.1 | -89 | 325 | 2298 | 2209 | 4964 |
| initial | 0.632 | 1.175 | 1.594 | 141.5 | -149 | 386 | 1729 | 1581 | 3821 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 5 | 2015-07-23 | SRM 663 | 2 | 398 | 287.31 | -0.87 | -89 | 2209 | 4964 | -153 | 1029 | 4740 |
| 4 | 2011-07-02 | SRM 511 | 2 | 187 | 329.32 | 0.82 | 142 | 2298 | 3544 | 58 | 1182 | 3927 |
| 3 | 2009-08-08 | SRM 446 | 1 | 608 | 551.91 | -0.22 | -39 | 2156 | 3126 | -184 | 1124 | 3691 |
| 2 | 2009-07-23 | SRM 445 | 2 | 63 | 450.47 | 2.84 | 325 | 2195 | 2922 | 140 | 1308 | 2299 |
| 1 | 2009-06-23 | SRM 443 | 2 | 312 | 548.45 | 0.81 | 256 | 1870 | 5143 | -32 | 1168 | 3325 |