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Individual Calculations September 2013 |
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| Preotu, Razvan Total change: 45.15 | |   |
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| 2013 Pepsico Quebec Open Ch - Invitational | Montreal, Quebec | CAN | 2013-07-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2457 | 2277 | 4.00 | 9 | 1.43 | 15 | 21.45 | |
|  Sambuev, Bator | g | | 2530 | CAN | 1.00 | 1 | 0.81 | 15 | 12.15 | |  Oliva Castaneda, Kevel | f | | 2423 | CUB | 1.00 | 1 | 0.70 | 15 | 10.50 | | | Bruzon Batista, Lazaro | g | | 2677 * | CUB | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Vera Gonzalez-Quevedo, Reynaldo | g | | 2462 | CUB | 0.00 | 1 | -0.26 | 15 | -3.90 | | | Kiewra, Keaton F | m | | 2422 | USA | 0.50 | 1 | 0.19 | 15 | 2.85 | | | Chandra, Akshat | f | | 2312 | USA | 0.50 | 1 | 0.05 | 15 | 0.75 | | | Jiang, Louie | f | | 2324 | CAN | 1.00 | 1 | 0.57 | 15 | 8.55 | | | Sokolov, Ivan | g | | 2650 | NED | 0.00 | 1 | -0.10 | 15 | -1.50 | | | Shetty, Atulya | f | | 2314 | USA | 0.00 | 1 | -0.45 | 15 | -6.75 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | | | 2013 NAYCC U18 | Toronto | CAN | 2013-08-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2175 | 2277 | 6.00 | 9 | 0.28 | 15 | 4.20 | |
| | Sohal, Tanraj | | | 2130 | CAN | 1.00 | 1 | 0.30 | 15 | 4.50 | | | Kraiouchkine, Nikita | | | 2234 | CAN | 1.00 | 1 | 0.44 | 15 | 6.60 | | | Itkin, David | | | 2021 | CAN | 0.50 | 1 | -0.31 | 15 | -4.65 | | | Colas, Fm Joshua | | | 2210 | USA | 0.00 | 1 | -0.59 | 15 | -8.85 | | | Qin, Fm Ziyi | | | 2286 | CAN | 0.50 | 1 | 0.01 | 15 | 0.15 | | | Semianiuk, Konstantin | | | 2114 | CAN | 1.00 | 1 | 0.28 | 15 | 4.20 | | | Pamatmat, Jarod | | | 2204 | USA | 1.00 | 1 | 0.40 | 15 | 6.00 | | | Williams, Justus | | | 2251 | USA | 0.50 | 1 | -0.04 | 15 | -0.60 | | | Liang, Fm Awonder | f | | 2121 | USA | 0.50 | 1 | -0.21 | 15 | -3.15 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | | | 2013 Mississauga Open | Mississauga | CAN | 2013-08-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2238 | 2277 | 4.00 | 5 | 1.30 | 15 | 19.50 | |
| | Chow, Vincent | | | 2063 | CAN | 1.00 | 1 | 0.23 | 15 | 3.45 | | | Cormier, Adam | | | 1993 | CAN | 1.00 | 1 | 0.16 | 15 | 2.40 | | | Samsonkin, Artiom | m | | 2415 | CAN | 1.00 | 1 | 0.69 | 15 | 10.35 | | | Cheng, Bindi | m | | 2421 | CAN | 0.50 | 1 | 0.19 | 15 | 2.85 | | | Sapozhnikov, Roman | f | | 2298 | CAN | 0.50 | 1 | 0.03 | 15 | 0.45 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | |
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