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Individual Calculations January 2010 |
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| Diamant, Andre Total change: 3.90 | |   |
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| Regional Sul de Xadrez 2009 | Porto Alegre/RS | BRA | 2009-10-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2226 | 2526 | 3.50 | 4 | 0.15 | 10 | 1.50 | |
|  Silva, Eduardo Munoa | | | 2126 * | BRA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Disconzi Da Silva, Rodrigo | m | | 2377 | BRA | 1.00 | 1 | 0.30 | 10 | 3.00 | |  Bueno, Alfeu Junior Varela | | | 2275 | BRA | 0.50 | 1 | -0.31 | 10 | -3.10 | | | Veit, Darlan Rodrigo | | | 2126 * | BRA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | * 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) | | | | World Junior Championships U20 (Boys) | Puerto Madryn, Chubut | ARG | 2009-10-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2471 | 2526 | 7.00 | 13 | -0.41 | 10 | -4.10 | |
| | Alvarez Ramirez, Miguel Angel | c | | 2259 | MEX | 1.00 | 1 | 0.18 | 10 | 1.80 | | | Gallego Alcaraz, Andres Felipe | | | 2404 | COL | 1.00 | 1 | 0.33 | 10 | 3.30 | | | Rodshtein, Maxim | g | | 2623 | ISR | 0.00 | 1 | -0.37 | 10 | -3.70 | | | Ibarra Chami, Luis Fernando | m | | 2393 | MEX | 0.50 | 1 | -0.18 | 10 | -1.80 | | | Bajarani, Ulvi | f | | 2392 | AZE | 0.50 | 1 | -0.18 | 10 | -1.80 | | | Ondrus, Martin | | | 2304 | SVK | 1.00 | 1 | 0.22 | 10 | 2.20 | | | Lalith, Babu M R | m | | 2477 | IND | 0.50 | 1 | -0.07 | 10 | -0.70 | | | Yilmaz, Mustafa | m | | 2475 | TUR | 1.00 | 1 | 0.43 | 10 | 4.30 | | | Jumabayev, Rinat | g | | 2548 | KAZ | 0.00 | 1 | -0.47 | 10 | -4.70 | | | Leon Hoyos, Manuel | g | | 2516 | MEX | 0.50 | 1 | -0.01 | 10 | -0.10 | | | Howell, David W L | g | | 2624 | ENG | 1.00 | 1 | 0.63 | 10 | 6.30 | | | Andreikin, Dmitry | g | | 2659 | RUS | 0.00 | 1 | -0.32 | 10 | -3.20 | | | Can, Emre | m | | 2455 | TUR | 0.00 | 1 | -0.60 | 10 | -6.00 | |
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) | | | | LXXVI Campeonato Brasileiro Absoluto Fase Final | Americana/SP | BRA | 2009-12-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2468 | 2493 | 6.50 | 11 | 0.65 | 10 | 6.50 | |
| | Mekhitarian, Krikor Sevag | m | | 2467 | BRA | 1.00 | 1 | 0.46 | 10 | 4.60 | | | Santiago, Yago De Moura | f | | 2266 | BRA | 0.00 | 1 | -0.79 | 10 | -7.90 | | | Milos, Gilberto | g | | 2603 | BRA | 0.50 | 1 | 0.15 | 10 | 1.50 | | | Bittencourt, Jorge | m | | 2454 | BRA | 1.00 | 1 | 0.45 | 10 | 4.50 | | | Molina, Roberto Junio Brito | f | | 2340 | BRA | 0.00 | 1 | -0.70 | 10 | -7.00 | | | Matsuura, Everaldo | m | | 2478 | BRA | 1.00 | 1 | 0.48 | 10 | 4.80 | | | Vescovi, Giovanni | g | | 2648 | BRA | 0.50 | 1 | 0.21 | 10 | 2.10 | | | Fier, Alexandr | g | | 2653 | BRA | 0.00 | 1 | -0.29 | 10 | -2.90 | | | Macedo, Maximo Iack | | | 2339 | BRA | 1.00 | 1 | 0.29 | 10 | 2.90 | | | Barreto Filho, Carlos Alberto | f | | 2277 | BRA | 1.00 | 1 | 0.22 | 10 | 2.20 | | | Leitao, Rafael | g | | 2621 | BRA | 0.50 | 1 | 0.17 | 10 | 1.70 | |
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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