4.75 Comparison of past and present is one of the most fascinating applications of the rating system.
| Player | Rounds | Elo | SRM |
|---|---|---|---|
| happywy | 28 | 2395 | 1257 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRMFix | 0.464 | 1.433 | 2.123 | 88.9 | -166 | 557 | 1945 | 1925 | 1987 |
| EloSRM | 0.375 | 1.443 | 2.094 | 65.0 | -79 | 690 | 2395 | 2395 | 2360 |
| initial | 0.261 | 1.648 | 2.282 | 198.4 | -470 | 814 | 2403 | 2079 | 2201 |
| SRM | 1.225 | 1.682 | 2.513 | 105.8 | -379 | 255 | 1455 | 1257 | 2752 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 28 | 2010-10-26 | SRM 486 | 2 | 55 | 123.48 | 1.17 | 55 | 2395 | 2360 | 84 | 1257 | 2752 |
| 27 | 2010-03-02 | SRM 463 | 1 | 617 | 478.67 | -0.40 | -23 | 2340 | 2363 | -163 | 1173 | 3372 |
| 26 | 2009-12-17 | Member SRM 455 | 1 | 259 | 386.43 | 0.02 | 5 | 2362 | 2173 | -6 | 1336 | 2114 |
| 25 | 2009-11-25 | SRM 453.5 | 2 | 5 | 96.79 | 4.28 | 76 | 2357 | 2214 | 149 | 1342 | 2134 |
| 24 | 2009-11-05 | SRM 452 | 1 | 446 | 438.58 | -0.21 | -12 | 2281 | 2570 | -55 | 1193 | 3242 |
| 23 | 2009-10-20 | SRM 451 | 1 | 387 | 375.08 | -0.22 | -13 | 2293 | 2494 | -73 | 1248 | 2760 |
| 22 | 2009-07-23 | SRM 445 | 2 | 10 | 146.48 | 3.87 | 76 | 2305 | 2364 | 135 | 1321 | 2223 |
| 21 | 2009-07-08 | SRM 444 | 2 | 197 | 130.75 | -0.59 | -10 | 2229 | 2730 | 21 | 1186 | 3198 |
| 20 | 2009-06-23 | SRM 443 | 2 | 267 | 94.76 | -1.49 | -32 | 2238 | 2682 | -11 | 1165 | 3346 |
| 19 | 2009-05-27 | SRM 441 | 1 | 439 | 426.19 | -0.21 | -13 | 2270 | 2491 | -73 | 1176 | 3304 |
| 18 | 2009-05-12 | SRM 440 | 2 | 7 | 153.99 | 4.46 | 108 | 2283 | 2444 | 157 | 1249 | 2948 |
| 17 | 2008-12-02 | SRM 428 | 2 | 238 | 129.45 | -0.88 | -16 | 2175 | 2965 | 7 | 1092 | 5534 |
| 16 | 2008-11-25 | SRM 427 | 2 | 3 | 161.62 | 5.75 | 103 | 2191 | 2834 | 202 | 1085 | 5536 |
| 15 | 2008-11-06 | SRM 424 | 2 | 413 | 150.67 | -1.46 | -32 | 2088 | 3363 | -22 | 883 | 8308 |
| 14 | 2008-10-28 | SRM 423 | 2 | 475 | 134.64 | -1.92 | -43 | 2120 | 3153 | -141 | 905 | 8009 |
| 13 | 2008-09-20 | SRM 418 | 2 | 445 | 226.13 | -1.34 | -29 | 2163 | 2911 | -109 | 1046 | 6244 |
| 12 | 2008-09-11 | SRM 417 | 2 | 181 | 122.16 | -0.57 | -10 | 2192 | 2732 | 18 | 1155 | 4526 |
| 11 | 2008-08-26 | SRM 415 | 2 | 81 | 85.10 | 0.07 | 12 | 2202 | 2655 | 51 | 1137 | 4674 |
| 10 | 2008-08-16 | SRM 414 | 2 | 72 | 144.96 | 1.01 | 47 | 2190 | 2736 | 92 | 1086 | 5818 |
| 9 | 2008-07-31 | SRM 412 | 2 | 139 | 159.74 | 0.20 | 20 | 2143 | 2952 | 74 | 994 | 6985 |
| 8 | 2008-07-23 | SRM 411 | 2 | 163 | 122.47 | -0.41 | -8 | 2123 | 3020 | 52 | 920 | 8119 |
| 7 | 2008-07-19 | SRM 410 | 2 | 913 | 150.02 | -2.64 | -79 | 2131 | 2997 | -211 | 868 | 8791 |
| 6 | 2008-06-14 | SRM 405 | 2 | 351 | 99.49 | -1.82 | -57 | 2209 | 2453 | -10 | 1079 | 5761 |
| 5 | 2008-06-05 | SRM 404 | 1 | 601 | 445.27 | -0.47 | -49 | 2266 | 2178 | -199 | 1089 | 5614 |
| 4 | 2008-05-28 | SRM 403 | 2 | 33 | 66.17 | 1.00 | 83 | 2315 | 1960 | 110 | 1288 | 2869 |
| 3 | 2008-05-01 | SRM 400 | 2 | 94 | 121.51 | 0.37 | 54 | 2232 | 2259 | 102 | 1178 | 3229 |
| 2 | 2008-04-15 | SRM 398 | 1 | 535 | 436.56 | -0.32 | -66 | 2178 | 2520 | -379 | 1076 | 4143 |
| 1 | 2008-04-12 | SRM 397 | 2 | 59 | 566.03 | 3.26 | 690 | 2244 | 2215 | 255 | 1455 | 1520 |