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 |
|---|---|---|---|
| tanchikk | 1 | 1849 | 1144 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRM | -0.332 | 0.332 | 0.332 | 56.0 | -56 | -56 | 1144 | 1144 | 4334 |
| SRMFix | 0.628 | 0.628 | 0.628 | 144.1 | 144 | 144 | 1344 | 1344 | 5731 |
| initial | 0.700 | 0.700 | 0.700 | 84.2 | 84 | 84 | 1284 | 1284 | 6320 |
| EloSRM | 0.777 | 0.777 | 0.777 | 253.0 | 253 | 253 | 1849 | 1849 | 5415 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 2009-02-12 | SRM 435 | 2 | 267 | 457.47 | 0.78 | 253 | 1849 | 5415 | -56 | 1144 | 4334 |