Koosha Jaferian
| Name | City | CFC Id | CFC Expiry | Regular Rating | Regular High | Quick Rating | Quick High | FIDE Id |
|---|---|---|---|---|---|---|---|---|
| Jaferian, Koosha | Toronto, ON | 174318 | 2025-09-28 | 2467 | 2480 | 2349 | 2447 | 12507440 |
| End Date | Type | Games Played | Score | Old Rating | Perf Rating | New Rating | Highest Rating | ||
|---|---|---|---|---|---|---|---|---|---|
| 2025 Canadian Closed | 2025-04-22 | R | 9 | 5.5 | 2480 | 2398 | 2467 | 2480 | |
| 2025 Easter Blitz Blitz de Paques | 2025-04-20 | Q | 9 | 6.5 | 2341 | 2338 | 2349 | 2447 | |
| SCC FIDE Rated Winter Swiss | 2025-04-10 | R | 2 | 3.5 | 2480 | 2153 | 2480 | 2480 | |
| Annex Chess Club 2025 Championship | 2025-04-07 | R | 3 | 3 | 2476 | 2411 | 2480 | 2480 | |
| AFM1st PEEL SPRING 1 OPEN O1800 | 2025-03-30 | R | 3 | 3.5 | 2473 | 2396 | 2476 | 2476 | |
| Greater Toronto Chess League 2025 | 2025-03-25 | R | 8 | 7.5 | 2462 | 2359 | 2473 | 2473 | |
| SCC & Chess4win March Break O1900 | 2025-03-16 | R | 5 | 5 | 2446 | 2430 | 2462 | 2462 | |
| 2025 Ottawa March Open | 2025-03-02 | R | 5 | 3.5 | 2432 | 2428 | 2446 | 2446 | |
| ACC Pushing Forward Crown | 2025-02-24 | R | 1 | 1 | 2431 | 2422 | 2432 | 2432 | |
| HH Reading Week Open - Crown | 2025-02-17 | R | 6 | 4 | 2407 | 2530 | 2431 | 2431 | |
| 2025 Ottawa Winter Open | 2025-01-19 | R | 5 | 4 | 2376 | 2544 | 2407 | 2407 | |
| Hart House Holidays Open - Crown | 2024-12-22 | R | 5 | 3.5 | 2363 | 2495 | 2376 | 2392 | |
| 2024 GTCL Cup - Championship | 2024-12-09 | Q | 5 | 4.5 | 2333 | 2376 | 2341 | 2447 | |
| 2024 Ottawa December Open | 2024-12-08 | R | 5 | 4 | 2348 | 2489 | 2363 | 2392 | |
| TCC 2nd Blitz & Social | 2024-11-24 | Q | 14 | 9 | 2363 | 2145 | 2333 | 2447 | |
| 2024 National Capital Open | 2024-11-03 | R | 5 | 3.5 | 2341 | 2394 | 2348 | 2392 | |
| Chess4win Fall O2000 | 2024-10-22 | R | 2 | 2.5 | 2334 | 2526 | 2341 | 2392 | |
| Toronto CC 1st Rapid & Social | 2024-10-20 | Q | 5 | 4 | 2362 | 2208 | 2363 | 2447 | |
| 2024 Ted Winick Memorial Crown | 2024-09-30 | R | 2 | 2 | 2334 | 2040 | 2334 | 2392 | |
| TCC Inaugural Blitz | 2024-09-29 | Q | 14 | 10 | 2354 | 2267 | 2362 | 2447 | |
| 2024 Toronto Open - Crown | 2024-09-02 | R | 6 | 4 | 2337 | 2319 | 2334 | 2392 | |
| 2024 Toronto Blitz Championship | 2024-08-12 | Q | 14 | 10.5 | 2333 | 2287 | 2354 | 2447 | |
| 2024 FMF Rapid 3 Open | 2024-08-10 | Q | 5 | 4.5 | 2327 | 2169 | 2333 | 2447 | |
| Canadian Open 2024 Section A | 2024-07-18 | R | 9 | 5.5 | 2361 | 2213 | 2337 | 2392 | |
| ACC June Bug Crown | 2024-06-24 | R | 2 | 2.5 | 2358 | 2384 | 2361 | 2392 | |
| ACC Spring Is Sprung! Crown | 2024-05-13 | R | 2 | 2 | 2358 | 2076 | 2358 | 2392 | |
| 2024 Candidates Blitz | 2024-04-08 | Q | 9 | 5.5 | 2338 | 2193 | 2327 | 2447 | |
| 2024 Canadian Zonal | 2024-04-02 | R | 10 | 5 | 2354 | 2378 | 2358 | 2392 | |
| 2023 GTCL Cup Championship | 2023-11-27 | Q | 5 | 3 | 2358 | 2122 | 2338 | 2447 | |
| Hart House Masters | 2023-11-12 | R | 5 | 3 | 2340 | 2480 | 2354 | 2392 | |
| 2023 Hart House Rapid Championship | 2023-11-05 | Q | 6 | 3.5 | 2362 | 2266 | 2358 | 2447 | |
| 2023 Toronto Open Crown | 2023-09-04 | R | 6 | 2.5 | 2356 | 2225 | 2340 | 2392 | |
| 2023 Excelsior August Blitz Ch | 2023-08-27 | Q | 9 | 7 | 2363 | 2022 | 2362 | 2447 | |
| 2023 Excelsior August Rapid Ch | 2023-08-26 | Q | 6 | 4 | 2376 | 2113 | 2363 | 2447 | |
| Hart House Summer Blitz Premier | 2023-07-15 | Q | 14 | 10 | 2432 | 2325 | 2412 | 2447 | |
| Hart House Summer Rapid Premier | 2023-07-15 | Q | 5 | 2 | 2412 | 2020 | 2376 | 2447 | |
| 2023 Excelsior June GM Norm | 2023-06-23 | R | 9 | 2 | 2370 | 2295 | 2356 | 2392 | |
| 2023 Excelsior June Rapid Champions | 2023-06-18 | Q | 6 | 3.5 | 2447 | 2190 | 2432 | 2447 | |
| Cdn Transnational Classic Crown | 2023-06-11 | R | 9 | 4.5 | 2362 | 2408 | 2370 | 2392 | |
| Cdn Transnational Rapid Crown | 2023-06-04 | Q | 11 | 4 | 2436 | 2438 | 2447 | 2447 | |
| Cdn Transnational Blitz Crown | 2023-06-03 | Q | 14 | 6 | 2416 | 2447 | 2436 | 2436 | |
| 2023 Ontario Open | 2023-05-22 | R | 6 | 3.5 | 2383 | 2168 | 2362 | 2392 | |
| 2023 Toronto Rapid Chess Champion | 2023-05-14 | Q | 7 | 5.5 | 2401 | 2327 | 2416 | 2416 | |
| Excelsior May Blitz Championship | 2023-05-13 | Q | 14 | 12 | 2259 | 2538 | 2401 | 2401 | |
| 2023 Excelsior April Blitz | 2023-04-16 | Q | 14 | 9.5 | 2263 | 2152 | 2259 | 2320 | |
| 2023 Excelsior April Rapid | 2023-04-15 | Q | 5 | 4.5 | 2253 | 2225 | 2263 | 2320 | |
| 5th Ivy League Challenge | 2023-03-26 | R | 3 | 0.5 | 2392 | 2233 | 2383 | 2392 | |
| Excelsior March Blitz Championship | 2023-03-19 | Q | 14 | 9 | 2286 | 2084 | 2253 | 2320 | |
| Excelsior March Rapid Championship | 2023-03-18 | Q | 4 | 3 | 2294 | 2199 | 2286 | 2320 | |
| Hart House Reading Week Crown | 2023-02-20 | R | 6 | 4 | 2358 | 2519 | 2392 | 2392 | |
| Excelsior February Blitz | 2023-02-12 | Q | 14 | 9.5 | 2319 | 2052 | 2294 | 2320 | |
| Excelsior February Rapid | 2023-02-11 | Q | 5 | 3.5 | 2320 | 2200 | 2319 | 2320 | |
| 2023 Excelsior February Top | 2023-02-05 | R | 5 | 3.5 | 2359 | 2288 | 2358 | 2359 | |
| 2023 Excelsior January Blitz | 2023-01-15 | Q | 14 | 9 | 2320 | 2257 | 2320 | 2320 | |
| 2022 RA December Open | 2022-12-11 | R | 5 | 3 | 2358 | 2361 | 2359 | 2359 | |
| GTCL Cup Crown | 2022-12-05 | Q | 5 | 4 | 2326 | 2298 | (2320) | (22 g) | |
| Toronto Closed - Championship | 2022-11-21 | R | 9 | 6 | 2351 | 2395 | 2358 | 2359 | |
| 13th Calgary International | 2022-09-25 | R | 9 | 4 | 2355 | 2333 | 2351 | 2359 | |
| 2022 Toronto Blitz | 2022-08-22 | Q | 12 | 10 | 2388 | 2300 | (2326) | (17 g) | |
| ACC Midsummer Madness Crown | 2022-08-15 | R | 0 | 0 | 2355 | 0 | 2355 | 2359 | |
| 2022 Canadian Open | 2022-07-17 | R | 9 | 6.5 | 2336 | 2422 | 2355 | 2359 | |
| Summer Daze Crown | 2022-07-04 | R | 5 | 3 | 2359 | 2054 | 2336 | 2359 | |
| 2022 Eastern Ontario Open | 2022-06-12 | R | 5 | 3.5 | 2347 | 2364 | 2359 | 2359 | |
| 2022 Ontario Open - Crown | 2022-05-23 | R | 6 | 4.5 | 2306 | 2499 | 2347 | 2347 | |
| May Toronto Norm | 2022-05-20 | R | 9 | 2.5 | 2333 | 2167 | 2306 | 2306 | |
| ACC Easter Eggstravaganza O1800 | 2022-05-16 | R | 3 | 3.5 | 2349 | 2254 | (2333) | (18 g) | |
| 2022 RA March Open | 2022-03-06 | R | 5 | 2.5 | 2392 | 2263 | (2349) | (15 g) | |
| 2022 CUCC Championship | 2022-02-20 | Q | 5 | 3.5 | 0 | 2388 | (2388) | (5 g) | |
| 2021 National Capital Open | 2021-11-07 | R | 5 | 3 | 2507 | 2276 | (2392) | (10 g) | |
| 2021 RA Fall Open | 2021-09-26 | R | 5 | 4.5 | 0 | 2507 | (2507) | (5 g) |