4.75 Comparison of past and present is one of the most fascinating applications of the rating system.
| Player | Rounds | Elo | SRM |
|---|---|---|---|
| JBoy | 19 | 2989 | 2179 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRMFix | 0.684 | 1.468 | 2.084 | 129.1 | -190 | 868 | 2551 | 2551 | 221 |
| EloSRM | 0.655 | 1.485 | 2.117 | 114.3 | -102 | 838 | 2989 | 2989 | 210 |
| Odd | 0.657 | 1.485 | 2.117 | 111.8 | -108 | 860 | 2834 | 2834 | 208 |
| initial | 0.757 | 1.535 | 2.168 | 184.8 | -373 | 745 | 3096 | 2931 | 210 |
| SRM | 1.063 | 1.611 | 2.154 | 130.5 | -203 | 549 | 2179 | 2179 | 242 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 19 | 2008-02-09 | TCO08 Qual 2 | 1 | 49 | 85.18 | 0.80 | 39 | 2989 | 210 | 52 | 2179 | 242 |
| 18 | 2007-09-22 | TCCC07 Round 4 | 1 | 81 | 78.44 | -0.05 | 4 | 2949 | 189 | 9 | 2127 | 236 |
| 17 | 2007-09-15 | TCCC07 Round 3 | 1 | 94 | 125.78 | 0.42 | 27 | 2945 | 191 | 50 | 2118 | 237 |
| 16 | 2007-09-08 | TCCC07 Round 2 | 1 | 217 | 159.75 | -0.44 | -12 | 2918 | 206 | 13 | 2068 | 285 |
| 15 | 2007-09-01 | TCCC07 Round 1C | 1 | 9 | 98.64 | 3.45 | 123 | 2929 | 197 | 210 | 2055 | 283 |
| 14 | 2007-08-18 | TCCC07 Qual 1 | 1 | 27 | 109.81 | 2.02 | 83 | 2806 | 341 | 133 | 1845 | 494 |
| 13 | 2007-04-21 | TCO07 Round 3 | 1 | 275 | 176.71 | -0.67 | -34 | 2723 | 390 | -175 | 1712 | 632 |
| 12 | 2007-04-14 | TCO07 Round 2 | 1 | 296 | 274.53 | -0.11 | 2 | 2757 | 339 | 18 | 1887 | 408 |
| 11 | 2007-04-12 | TCO07 Round 1C | 1 | 139 | 60.60 | -1.20 | -45 | 2755 | 335 | -36 | 1869 | 430 |
| 10 | 2007-04-03 | TCO07 Qual 3 | 1 | 20 | 39.68 | 0.99 | 58 | 2800 | 270 | 98 | 1905 | 383 |
| 9 | 2007-03-31 | TCO07 Qual 2 | 1 | 736 | 72.36 | -3.35 | -102 | 2742 | 339 | -177 | 1807 | 489 |
| 8 | 2006-11-11 | SRM 326 | 1 | 110 | 84.62 | -0.38 | -11 | 2844 | 193 | 30 | 1984 | 281 |
| 7 | 2006-10-19 | SRM 323 | 1 | 264 | 138.75 | -1.29 | -54 | 2855 | 175 | -159 | 1954 | 288 |
| 6 | 2006-10-14 | TCCC06 Round 3 | 1 | 50 | 66.54 | 0.41 | 48 | 2910 | 138 | 71 | 2113 | 183 |
| 5 | 2006-10-07 | TCCC06 Round 2B | 1 | 22 | 69.00 | 1.65 | 151 | 2861 | 171 | 162 | 2042 | 227 |
| 4 | 2006-09-23 | TCCC06 Round 1B | 1 | 45 | 145.47 | 1.69 | 181 | 2710 | 283 | 152 | 1880 | 350 |
| 3 | 2006-09-09 | TCCC06 Qual 2 | 1 | 26 | 157.78 | 2.60 | 301 | 2530 | 540 | 182 | 1728 | 512 |
| 2 | 2006-05-18 | SRM 303 | 1 | 196 | 182.12 | -0.40 | -58 | 2229 | 1112 | -203 | 1546 | 797 |
| 1 | 2006-03-17 | SRM 293 | 2 | 4 | 313.23 | 6.29 | 838 | 2286 | 872 | 549 | 1749 | 430 |