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 |
|---|---|---|---|
| cfenglv | 2 | 1937 | 806 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRMFix | -0.219 | 0.263 | 0.343 | 45.2 | -80 | 11 | 1211 | 1131 | 6873 |
| initial | -0.159 | 0.265 | 0.310 | 32.0 | -51 | 13 | 1213 | 1162 | 7047 |
| EloSRM | -0.208 | 0.330 | 0.390 | 69.6 | -72 | 67 | 2010 | 1937 | 6496 |
| SRM | -0.871 | 0.871 | 0.877 | 197.0 | -230 | -164 | 1036 | 806 | 6309 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 | 2015-12-26 | SRM 677 | 2 | 510 | 351.38 | -0.54 | -72 | 1937 | 6496 | -230 | 806 | 6309 |
| 1 | 2015-12-18 | SRM 676 | 2 | 333 | 362.41 | 0.12 | 67 | 2010 | 5864 | -164 | 1036 | 4277 |