4.75 Comparison of past and present is one of the most fascinating applications of the rating system.
| Player | Rounds | Elo | SRM |
|---|---|---|---|
| hackerblack | 8 | 2539 | 978 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| EloSRM | 0.597 | 0.860 | 1.337 | 80.1 | -52 | 173 | 2560 | 2539 | 1349 |
| SRMFix | 0.657 | 0.901 | 1.393 | 86.3 | -56 | 244 | 1585 | 1561 | 1267 |
| initial | 0.618 | 0.903 | 1.367 | 108.8 | -53 | 405 | 1768 | 1721 | 964 |
| SRM | 0.657 | 1.079 | 1.540 | 122.0 | -327 | 156 | 1067 | 978 | 2024 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 8 | 2021-08-04 | 2021 Regional 1 | 1 | 215 | 216.63 | -0.24 | -21 | 2539 | 1349 | -89 | 978 | 2024 |
| 7 | 2021-07-24 | SRM 810 | 2 | 6 | 60.21 | 3.33 | 173 | 2560 | 1365 | 156 | 1067 | 1728 |
| 6 | 2021-07-16 | Rookie SRM 6 | 1 | 60 | 52.17 | 0.66 | 70 | 2387 | 1862 | 94 | 911 | 2545 |
| 5 | 2021-05-26 | SRM 806 | 2 | 52 | 85.94 | 0.72 | 91 | 2317 | 2069 | 52 | 817 | 2941 |
| 4 | 2021-05-08 | SRM 805 | 2 | 111 | 98.06 | -0.50 | -44 | 2227 | 2453 | -122 | 765 | 3310 |
| 3 | 2021-04-28 | 2021 TCO 1B | 1 | 148 | 193.74 | 0.39 | 110 | 2271 | 2365 | 14 | 887 | 2893 |
| 2 | 2021-04-23 | SRM 804 | 1 | 114 | ||||||||
| 1 | 2021-04-17 | 2021 TCO 1A | 1 | 387 | 384.92 | -0.18 | -52 | 2161 | 3120 | -327 | 873 | 3193 |