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 |
|---|---|---|---|
| zhang_xiao_1124 | 2 | 1900 | 1083 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRMFix | 0.750 | 0.750 | 1.008 | 115.4 | 19 | 212 | 1431 | 1431 | 4520 |
| initial | 0.818 | 0.818 | 1.064 | 98.5 | 17 | 180 | 1397 | 1397 | 4583 |
| EloSRM | 0.821 | 0.821 | 1.016 | 172.2 | 100 | 244 | 1900 | 1900 | 4361 |
| SRM | -0.000 | 0.827 | 0.827 | 118.5 | -177 | 60 | 1083 | 1083 | 4956 |
| Odd | 0.839 | 0.839 | 1.027 | 175.4 | 112 | 239 | 1776 | 1776 | 4470 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 | 2008-05-06 | SRM 401 | 2 | 195 | 521.92 | 1.42 | 244 | 1900 | 4361 | 60 | 1083 | 4956 |
| 1 | 2008-05-01 | SRM 400 | 2 | 484 | 564.30 | 0.22 | 100 | 1656 | 6177 | -177 | 1023 | 4664 |