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 |
|---|---|---|---|
| yuwaki | 4 | 1692 | 633 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| EloSRM | 0.295 | 0.521 | 0.842 | 88.6 | -106 | 221 | 1692 | 1692 | 6912 |
| initial | 0.169 | 0.604 | 0.822 | 72.7 | -59 | 186 | 1307 | 1282 | 6087 |
| SRMFix | 0.228 | 0.621 | 0.897 | 90.5 | -127 | 201 | 1256 | 1240 | 6625 |
| SRM | 0.116 | 0.965 | 1.208 | 181.8 | -545 | 80 | 655 | 633 | 10327 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 4 | 2009-05-12 | SRM 440 | 2 | 596 | 596.30 | 0.00 | 22 | 1692 | 6912 | 0 | 633 | 10327 |
| 3 | 2008-05-03 | East China Round 1 | 1 | 297 | 919.93 | 1.63 | 221 | 1669 | 6329 | 80 | 633 | 9504 |
| 2 | 2008-03-11 | SRM 393 | 2 | 658 | 641.23 | -0.04 | 6 | 1448 | 8870 | -102 | 553 | 9176 |
| 1 | 2008-03-06 | SRM 392 | 2 | 708 | 554.43 | -0.41 | -106 | 1443 | 8873 | -545 | 655 | 8453 |