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 |
|---|---|---|---|
| Lcccc | 2 | 2560 | 1365 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRM | 0.380 | 0.380 | 0.449 | 82.5 | 20 | 145 | 1365 | 1365 | 2276 |
| SRMFix | 1.071 | 1.071 | 1.075 | 202.3 | 152 | 253 | 1605 | 1605 | 3701 |
| initial | 1.133 | 1.133 | 1.138 | 136.4 | 123 | 150 | 1473 | 1473 | 4507 |
| EloSRM | 1.168 | 1.168 | 1.178 | 403.6 | 378 | 429 | 2560 | 2560 | 2827 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 | 2015-08-01 | SRM 664 | 1 | 208 | 433.61 | 1.01 | 429 | 2560 | 2827 | 145 | 1365 | 2276 |
| 1 | 2012-03-20 | SRM 538 | 2 | 271 | 676.61 | 1.32 | 378 | 2131 | 5642 | 20 | 1220 | 3970 |