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 |
|---|---|---|---|
| iftekharzaman | 4 | 1944 | 745 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| initial | -0.112 | 0.223 | 0.223 | 26.8 | -29 | 27 | 1227 | 1146 | 7798 |
| SRMFix | -0.154 | 0.242 | 0.250 | 39.5 | -58 | 42 | 1242 | 1127 | 7347 |
| EloSRM | -0.168 | 0.300 | 0.305 | 49.8 | -45 | 107 | 2036 | 1944 | 6762 |
| Odd | -0.168 | 0.320 | 0.323 | 53.8 | -36 | 126 | 1787 | 1697 | 6830 |
| SRM | -0.622 | 0.622 | 0.647 | 113.8 | -155 | -88 | 1078 | 745 | 7311 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 4 | 2015-10-20 | SRM 672 | 2 | 345 | 276.09 | -0.32 | -28 | 1944 | 6762 | -90 | 745 | 7311 |
| 3 | 2015-10-14 | SRM 671 | 2 | 333 | 431.38 | -0.24 | -19 | 1972 | 6586 | -88 | 835 | 6466 |
| 2 | 2015-09-15 | SRM 668 | 2 | 281 | 216.50 | -0.38 | -45 | 1991 | 6547 | -155 | 923 | 5625 |
| 1 | 2015-09-11 | SRM 667 | 2 | 385 | 462.70 | 0.26 | 107 | 2036 | 6133 | -122 | 1078 | 4268 |