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 |
|---|---|---|---|
| zzzdonut | 2 | 2651 | 1301 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRM | 0.712 | 1.058 | 1.275 | 188.5 | -138 | 239 | 1439 | 1301 | 1183 |
| initial | 1.219 | 1.224 | 1.727 | 147.4 | -1 | 294 | 1494 | 1494 | 1520 |
| EloSRM | 1.165 | 1.266 | 1.721 | 239.7 | -15 | 464 | 2666 | 2651 | 1227 |
| SRMFix | 1.174 | 1.271 | 1.730 | 240.9 | -17 | 465 | 1665 | 1648 | 1294 |
| Odd | 1.204 | 1.301 | 1.772 | 250.4 | -12 | 489 | 2321 | 2308 | 1285 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 | 2021-02-06 | SRM 799 | 1 | 132 | 149.67 | -0.10 | -15 | 2651 | 1227 | -138 | 1301 | 1183 |
| 1 | 2021-01-23 | SRM 798 | 2 | 23 | 124.06 | 2.43 | 464 | 2666 | 1201 | 239 | 1439 | 827 |