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 |
|---|---|---|---|
| topcoder52 | 9 | 1961 | 664 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| Odd | 0.048 | 0.153 | 0.219 | 32.8 | -106 | 55 | 1720 | 1720 | 6957 |
| EloSRM | 0.044 | 0.161 | 0.234 | 35.4 | -126 | 54 | 1961 | 1961 | 6863 |
| initial | 0.013 | 0.185 | 0.253 | 22.2 | -69 | 39 | 1214 | 1214 | 6781 |
| SRMFix | 0.053 | 0.196 | 0.286 | 27.8 | -146 | 38 | 1156 | 1156 | 7215 |
| SRM | -0.035 | 0.336 | 0.571 | 97.1 | -614 | 88 | 664 | 664 | 8251 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 9 | 2015-07-23 | SRM 663 | 2 | 361 | 443.76 | 0.30 | 36 | 1961 | 6863 | 23 | 664 | 8251 |
| 8 | 2015-07-09 | SRM 662 | 2 | 233 | 243.10 | 0.06 | 17 | 1924 | 7401 | -2 | 641 | 8650 |
| 7 | 2015-04-17 | SRM 656 | 2 | 388 | 417.47 | 0.11 | 20 | 1908 | 8962 | 8 | 643 | 10157 |
| 6 | 2015-04-11 | 2015 TCO 1A | 1 | 701 | 947.24 | 0.06 | 16 | 1888 | 9275 | 88 | 635 | 10333 |
| 5 | 2015-02-10 | SRM 649 | 2 | 445 | 564.56 | 0.34 | 54 | 1872 | 9708 | 50 | 547 | 11463 |
| 4 | 2015-02-02 | SRM 648 | 2 | 529 | 525.06 | -0.01 | 9 | 1818 | 10487 | -12 | 497 | 12044 |
| 3 | 2015-01-24 | SRM 647 | 2 | 586 | 595.02 | 0.02 | 17 | 1809 | 10733 | -21 | 509 | 11965 |
| 2 | 2015-01-12 | SRM 645 | 2 | 586 | 599.93 | 0.03 | 24 | 1792 | 11038 | -56 | 530 | 11744 |
| 1 | 2014-12-27 | SRM 643 | 2 | 738 | 523.06 | -0.52 | -126 | 1768 | 11713 | -614 | 586 | 11648 |