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 |
|---|---|---|---|
| apurva7 | 3 | 1781 | 807 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| Odd | 0.108 | 0.263 | 0.295 | 66.4 | -35 | 125 | 1631 | 1631 | 7130 |
| EloSRM | 0.092 | 0.278 | 0.308 | 71.9 | -56 | 123 | 1781 | 1781 | 7072 |
| initial | 0.053 | 0.288 | 0.300 | 34.6 | -42 | 41 | 1219 | 1219 | 7248 |
| SRMFix | 0.051 | 0.325 | 0.342 | 61.9 | -96 | 65 | 1193 | 1193 | 7375 |
| SRM | -0.465 | 0.465 | 0.738 | 131.0 | -343 | -23 | 857 | 807 | 7385 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 3 | 2010-12-28 | SRM 492 | 2 | 453 | 490.68 | 0.12 | 36 | 1781 | 7072 | -23 | 807 | 7385 |
| 2 | 2010-12-18 | Member SRM 491 | 2 | 605 | 821.18 | 0.44 | 123 | 1745 | 7373 | -27 | 830 | 7009 |
| 1 | 2010-09-25 | SRM 483 | 2 | 868 | 715.47 | -0.28 | -56 | 1622 | 8127 | -343 | 857 | 6294 |