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 |
|---|---|---|---|
| zaphodb | 7 | 1389 | 737 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| initial | 0.015 | 0.418 | 0.467 | 50.3 | -79 | 85 | 1266 | 1212 | 2256 |
| SRMFix | -0.041 | 0.437 | 0.503 | 62.5 | -135 | 101 | 1301 | 1199 | 2234 |
| EloSRM | -0.112 | 0.462 | 0.532 | 69.1 | -97 | 206 | 1453 | 1389 | 2177 |
| Odd | -0.136 | 0.465 | 0.536 | 64.9 | -87 | 197 | 1427 | 1375 | 2142 |
| SRM | -0.253 | 0.471 | 0.593 | 74.4 | -276 | 21 | 1129 | 737 | 2966 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 7 | 2002-11-26 | SRM 121 | 2 | 121 | 109.85 | -0.49 | -37 | 1389 | 2177 | -56 | 737 | 2966 |
| 6 | 2002-05-08 | SRM 86 | 2 | 201 | 206.38 | 0.04 | 15 | 1426 | 1406 | 8 | 793 | 2160 |
| 5 | 2002-05-01 | SRM 85 | 2 | 241 | 220.04 | -0.13 | 0 | 1411 | 1406 | -12 | 785 | 2149 |
| 4 | 2002-04-10 | SRM 79 | 2 | 270 | 188.30 | -0.52 | -37 | 1411 | 1269 | -77 | 797 | 1944 |
| 3 | 2002-04-09 | SRM 78 | 2 | 140 | 206.72 | 0.56 | 92 | 1448 | 1159 | 21 | 874 | 1591 |
| 2 | 2002-03-26 | SRM 75 | 2 | 284 | 164.88 | -0.87 | -97 | 1356 | 1267 | -276 | 853 | 1593 |
| 1 | 2002-03-25 | SRM 74 | 2 | 164 | 252.32 | 0.62 | 206 | 1453 | 1025 | -71 | 1129 | 695 |