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 |
|---|---|---|---|
| polyomino_24 | 5 | 2507 | 1242 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRM | 0.067 | 0.182 | 0.231 | 36.0 | -37 | 72 | 1311 | 1242 | 1405 |
| EloSRM | 0.347 | 0.348 | 0.545 | 96.1 | 10 | 300 | 2507 | 2507 | 1447 |
| SRMFix | 0.344 | 0.351 | 0.539 | 64.0 | -2 | 246 | 1515 | 1515 | 1581 |
| Odd | 0.347 | 0.351 | 0.567 | 95.5 | 9 | 323 | 2200 | 2200 | 1458 |
| initial | 0.403 | 0.404 | 0.577 | 48.6 | 0 | 137 | 1443 | 1443 | 1647 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 5 | 2019-10-10 | SRM 768 | 1 | 147 | 172.23 | 0.23 | 70 | 2507 | 1447 | -2 | 1242 | 1405 |
| 4 | 2019-04-20 | TCO19 Round 1A | 1 | 391 | 482.64 | 0.30 | 73 | 2437 | 1649 | -30 | 1244 | 1466 |
| 3 | 2019-03-20 | TCO19 SRM 753 | 1 | 84 | 115.28 | -0.00 | 10 | 2365 | 1734 | -37 | 1274 | 1289 |
| 2 | 2017-11-28 | SRM 724 | 1 | 74 | 136.64 | 0.05 | 28 | 2355 | 2480 | 39 | 1311 | 1733 |
| 1 | 2017-08-14 | SRM 719 | 2 | 55 | 122.61 | 1.16 | 300 | 2327 | 2787 | 72 | 1272 | 2037 |