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 |
|---|---|---|---|
| Achint | 4 | 1661 | 674 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| initial | -0.068 | 0.510 | 0.569 | 61.4 | -77 | 94 | 1294 | 1167 | 7935 |
| SRMFix | -0.177 | 0.548 | 0.635 | 92.8 | -139 | 163 | 1363 | 1162 | 7308 |
| EloSRM | -0.187 | 0.619 | 0.702 | 117.0 | -113 | 274 | 1848 | 1661 | 7008 |
| Odd | -0.180 | 0.630 | 0.710 | 116.0 | -102 | 284 | 1721 | 1554 | 6870 |
| SRM | -0.632 | 0.632 | 0.796 | 131.5 | -301 | -35 | 1165 | 674 | 8697 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 4 | 2009-08-08 | SRM 446 | 2 | 838 | 610.49 | -0.62 | -78 | 1661 | 7008 | -140 | 674 | 8697 |
| 3 | 2008-12-11 | SRM 429 | 2 | 503 | 475.16 | -0.08 | 4 | 1739 | 6660 | -50 | 814 | 9305 |
| 2 | 2008-11-06 | SRM 424 | 2 | 627 | 357.90 | -0.91 | -113 | 1736 | 6540 | -301 | 864 | 8509 |
| 1 | 2008-09-11 | SRM 417 | 2 | 335 | 609.62 | 0.86 | 274 | 1848 | 5295 | -35 | 1165 | 4047 |