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 |
|---|---|---|---|
| Petro1488 | 20 | 3496 | 1974 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRMFix | 0.544 | 0.932 | 1.653 | 93.6 | -53 | 876 | 2540 | 2481 | 143 |
| EloSRM | 0.501 | 0.933 | 1.646 | 95.0 | -57 | 736 | 3578 | 3496 | 143 |
| Odd | 0.495 | 0.940 | 1.659 | 92.7 | -53 | 775 | 3195 | 3118 | 139 |
| SRM | 0.613 | 0.954 | 1.543 | 103.3 | -208 | 604 | 2161 | 1974 | 157 |
| initial | 0.621 | 0.967 | 1.708 | 116.4 | -116 | 754 | 2856 | 2695 | 138 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 20 | 2023-01-04 | SRM 843 | 1 | 29 | 32.39 | -0.36 | -26 | 3496 | 143 | -96 | 1974 | 157 |
| 19 | 2022-07-09 | SRM 833 | 1 | 50 | 28.82 | -0.80 | -57 | 3522 | 152 | -91 | 2070 | 153 |
| 18 | 2021-12-03 | SRM 819 | 1 | 13 | 31.98 | 1.30 | 85 | 3578 | 142 | 105 | 2161 | 151 |
| 17 | 2021-10-15 | SRM 816 | 1 | 29 | 36.48 | 0.33 | 33 | 3493 | 180 | 33 | 2056 | 191 |
| 16 | 2021-10-08 | SRM 815 | 1 | 36 | 34.95 | -0.04 | 7 | 3460 | 192 | 9 | 2023 | 204 |
| 15 | 2021-04-17 | 2021 TCO 1A | 1 | 28 | 27.98 | -0.00 | 11 | 3453 | 217 | 39 | 2014 | 246 |
| 14 | 2021-02-24 | SRM 801 | 1 | 52 | 47.33 | -0.14 | -1 | 3442 | 220 | 22 | 1975 | 255 |
| 13 | 2021-01-23 | SRM 798 | 1 | 56 | 56.03 | 0.00 | 9 | 3443 | 216 | 44 | 1953 | 257 |
| 12 | 2021-01-09 | SRM 797 | 1 | 70 | 58.65 | -0.26 | -11 | 3434 | 223 | 26 | 1909 | 281 |
| 11 | 2020-10-03 | TCO20 Europe Qualification | 1 | 38 | 23.51 | -0.90 | -47 | 3445 | 212 | -208 | 1883 | 289 |
| 10 | 2020-09-05 | 2020 TCO Round 4 | 1 | 63 | 73.68 | 0.23 | 28 | 3492 | 176 | 25 | 2091 | 177 |
| 9 | 2020-08-01 | TCO20 Round 3A | 1 | 31 | 120.55 | 1.96 | 117 | 3463 | 201 | 150 | 2066 | 197 |
| 8 | 2020-07-24 | SRM 788 | 1 | 97 | 62.30 | -0.64 | -39 | 3347 | 276 | -41 | 1916 | 272 |
| 7 | 2020-07-19 | TCO20 SA Parallel | 1 | 7 | 5.82 | -0.27 | -11 | 3386 | 245 | 9 | 1957 | 254 |
| 6 | 2020-07-09 | TCO20 Round 2A | 1 | 32 | 157.78 | 2.30 | 190 | 3397 | 236 | 174 | 1948 | 260 |
| 5 | 2020-06-21 | SRM 787 | 1 | 108 | 117.68 | -0.45 | -47 | 3207 | 374 | -163 | 1774 | 377 |
| 4 | 2020-04-28 | TCO20 Parallel 1B | 1 | 42 | 30.27 | -0.47 | -36 | 3253 | 384 | -47 | 1937 | 321 |
| 3 | 2020-02-21 | SRM 779 | 1 | 42 | 76.42 | 0.86 | 149 | 3289 | 334 | 66 | 1984 | 263 |
| 2 | 2020-01-11 | SRM 774 | 1 | 55 | 122.73 | 1.16 | 261 | 3139 | 445 | 114 | 1918 | 295 |
| 1 | 2019-11-27 | SRM 771 | 2 | 1 | 73.87 | 6.21 | 736 | 2879 | 719 | 604 | 1804 | 372 |