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 |
|---|---|---|---|
| ch_music | 8 | 2504 | 1338 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRMFix | 0.569 | 0.851 | 1.018 | 117.0 | -99 | 397 | 1870 | 1870 | 2085 |
| EloSRM | 0.580 | 0.899 | 1.092 | 170.3 | -108 | 503 | 2504 | 2504 | 1674 |
| initial | 0.819 | 0.985 | 1.190 | 118.6 | -79 | 246 | 1989 | 1989 | 2280 |
| SRM | 1.007 | 1.360 | 1.487 | 148.5 | -389 | 169 | 1471 | 1338 | 2095 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 8 | 2010-05-20 | SRM 470 | 1 | 299 | 618.48 | 1.05 | 245 | 2504 | 1674 | 106 | 1338 | 2095 |
| 7 | 2007-12-04 | SRM 380 | 2 | 61 | 64.35 | 0.08 | 22 | 2259 | 1859 | 72 | 1232 | 2729 |
| 6 | 2007-11-28 | SRM 379 | 2 | 50 | 61.85 | 0.31 | 45 | 2237 | 1929 | 94 | 1160 | 3170 |
| 5 | 2007-11-20 | SRM 378 | 2 | 69 | 155.48 | 1.17 | 148 | 2192 | 2117 | 120 | 1066 | 3954 |
| 4 | 2006-09-23 | TCCC06 Round 1B | 1 | 529 | 274.03 | -0.94 | -108 | 2044 | 1880 | -389 | 946 | 4184 |
| 3 | 2006-09-18 | SRM 319 | 1 | 381 | 302.73 | -0.33 | -47 | 2152 | 1495 | -136 | 1335 | 1565 |
| 2 | 2006-09-09 | TCCC06 Qual 2 | 1 | 116 | 261.16 | 1.17 | 243 | 2200 | 1294 | 102 | 1471 | 1020 |
| 1 | 2006-04-22 | SRM 299 | 2 | 70 | 308.84 | 2.14 | 503 | 1956 | 1944 | 169 | 1369 | 1271 |