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 |
|---|---|---|---|
| dchang73 | 6 | 1785 | 747 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| initial | 0.104 | 0.243 | 0.331 | 29.3 | -29 | 78 | 1275 | 1275 | 5858 |
| Odd | 0.138 | 0.250 | 0.327 | 47.3 | -22 | 111 | 1650 | 1650 | 6028 |
| SRMFix | 0.109 | 0.253 | 0.338 | 33.1 | -69 | 60 | 1230 | 1230 | 6283 |
| EloSRM | 0.150 | 0.255 | 0.341 | 51.3 | -35 | 131 | 1785 | 1785 | 5967 |
| SRM | -0.167 | 0.463 | 0.550 | 96.5 | -314 | 47 | 886 | 747 | 7538 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 6 | 2010-01-19 | SRM 459 | 2 | 407 | 658.30 | 0.69 | 131 | 1785 | 5967 | 47 | 747 | 7538 |
| 5 | 2009-09-10 | SRM 448 | 2 | 714 | 651.22 | -0.13 | -8 | 1655 | 7170 | -46 | 700 | 8570 |
| 4 | 2008-09-24 | SRM 419 | 2 | 299 | 393.15 | 0.40 | 72 | 1662 | 7381 | 16 | 746 | 10708 |
| 3 | 2008-09-11 | SRM 417 | 2 | 604 | 613.34 | 0.02 | 20 | 1590 | 8402 | -71 | 730 | 10847 |
| 2 | 2008-07-10 | SRM 409 | 2 | 649 | 696.34 | 0.10 | 42 | 1570 | 8413 | -85 | 801 | 9608 |
| 1 | 2008-06-17 | SRM 406 | 2 | 379 | 409.88 | -0.18 | -35 | 1528 | 9644 | -314 | 886 | 8469 |