Individual Calculations November 2009 |
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Vigorito, David Total change: 10.50 | | ![Rating chart](/imga/chart.gif) ![Personal card](/imga/card.gif) |
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23rd North American FIDE Invitational | Skokie, Illinois | USA | 2009-08-22 |
Rc | Ro | w | n | change | K | K*chg | Game |
2438 | 2400 | 4.50 | 9 | 0.43 | 10 | 4.30 | |
| Pitterson, Jomo | f | | 2254 | JAM | 1.00 | 1 | 0.30 | 10 | 3.00 | | Mitkov, Nikola | g | | 2526 | MKD | 1.00 | 1 | 0.67 | 10 | 6.70 | | Kacheishvili, Gior | g | | 2606 | GEO | 0.00 | 1 | -0.24 | 10 | -2.40 | | Ippolito, Dean J | m | | 2455 | USA | 0.50 | 1 | 0.08 | 10 | 0.80 | | Amanov, Mesgen | g | | 2497 | TKM | 0.00 | 1 | -0.37 | 10 | -3.70 | | Betaneli, Alex | f | | 2287 | USA | 0.50 | 1 | -0.15 | 10 | -1.50 | | Young, Angelo | m | | 2318 | PHI | 1.00 | 1 | 0.39 | 10 | 3.90 | | Molner, Mackenzie | | | 2393 | USA | 0.50 | 1 | -0.01 | 10 | -0.10 | | Izoria, Zviad | g | | 2604 | GEO | 0.00 | 1 | -0.24 | 10 | -2.40 | | 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) | | 69th New England Open | Nashua, New Hampshire | USA | 2009-09-05 |
Rc | Ro | w | n | change | K | K*chg | Game |
2270 | 2400 | 4.50 | 6 | 0.62 | 10 | 6.20 | |
| Rueda, Libardo | | | 2177 | USA | 1.00 | 1 | 0.22 | 10 | 2.20 | | Terrie, Henry L | | | 2074 | USA | 0.50 | 1 | -0.37 | 10 | -3.70 | | Times, Lawyer | | | 2046 | USA | 1.00 | 1 | 0.11 | 10 | 1.10 | | Riordan, Charles R | f | | 2297 | USA | 0.50 | 1 | -0.14 | 10 | -1.40 | | Ivanov, Alexander | g | | 2549 | USA | 1.00 | 1 | 0.70 | 10 | 7.00 | | Foygel, Igor | m | | 2474 | USA | 0.50 | 1 | 0.10 | 10 | 1.00 | | 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) | |
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