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Individual Calculations February 2013 |
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| Lenderman, Aleksandr Total change: -16.60 | |   |
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| 22nd Annual North American Open - Open Section | Las Vegas, Nevada | USA | 2012-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2329 | 2619 | 5.50 | 9 | -2.07 | 10 | -20.70 | |
|  Hua, David A | | | 2254 | USA | 0.50 | 1 | -0.40 | 10 | -4.00 | | | Kavutskiy, Konstantin | f | | 2299 | USA | 1.00 | 1 | 0.13 | 10 | 1.30 | |  Matikozyan, Andranik | m | | 2426 | ARM | 0.00 | 1 | -0.75 | 10 | -7.50 | | | Kretchetov, Alexander | f | | 2306 | RUS | 1.00 | 1 | 0.14 | 10 | 1.40 | | | Liou, Yian | f | | 2352 | USA | 0.50 | 1 | -0.32 | 10 | -3.20 | | | Troff, Kayden W | f | | 2365 | USA | 1.00 | 1 | 0.19 | 10 | 1.90 | | | Amanov, Zhanibek | m | | 2359 | KAZ | 0.00 | 1 | -0.82 | 10 | -8.20 | | | Bodek, Michael H | f | | 2316 | USA | 0.50 | 1 | -0.36 | 10 | -3.60 | | | Lucky, David | f | | 2282 | USA | 1.00 | 1 | 0.12 | 10 | 1.20 | |
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) | | | | 9TH PAN AMERICAN TEAM CHESS CHAMPIONSHIP | Campinas/SP | BRA | 2013-01-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2436 | 2619 | 4.00 | 5 | 0.41 | 10 | 4.10 | |
| | El Debs, Felipe De Cresce | g | | 2525 | BRA | 1.00 | 1 | 0.37 | 10 | 3.70 | | | Izquierdo, Daniel | f | | 2247 | URU | 1.00 | 1 | 0.10 | 10 | 1.00 | | | Quesada Perez, Yuniesky | g | | 2595 | CUB | 0.50 | 1 | -0.03 | 10 | -0.30 | | | Matsuura, Everaldo | g | | 2475 | BRA | 1.00 | 1 | 0.31 | 10 | 3.10 | | | Rivera, Daniel | m | | 2336 | URU | 0.50 | 1 | -0.34 | 10 | -3.40 | |
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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