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Individual Calculations September 2010 |
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| Itkin, David Total change: 38.50 | |   |
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| 2010 CAN Youth Ch U14 Open | Windsor, Ontario | CAN | 2010-07-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2004 | 1780 | 0.00 | 2 | -0.44 | 25 | -11.00 | |
|  Sohal, Tanraj S | | | 2033 | CAN | 0.00 | 1 | -0.19 | 25 | -4.75 | |  Semianiuk, Konstantin | | | 1975 | CAN | 0.00 | 1 | -0.25 | 25 | -6.25 | |
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) | | | NOTE: K factor changed | | 2010 Canadian Open | Toronto, Ontario | CAN | 2010-07-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2144 | 1780 | 4.00 | 7 | 3.27 | 15 | 49.05 | |
| | Whissell, Mavros | | | 2027 | CAN | 1.00 | 1 | 0.81 | 15 | 12.15 | | | Betaneli, Alex | f | | 2180 * | USA | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Kret, Ted | | | 2117 | CAN | 1.00 | 1 | 0.88 | 15 | 13.20 | | | Filipovich, David | | | 2143 | CAN | 1.00 | 1 | 0.90 | 15 | 13.50 | | | Friedel, Joshua | g | | 2180 * | USA | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Ilic, Stanimir | | | 2180 * | SRB | 1.00 | 1 | 0.92 | 15 | 13.80 | | | Ashton, Adam | f | | 2180 * | ENG | 0.00 | 1 | -0.08 | 15 | -1.20 | | | * 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) | | | NOTE: K factor changed | | 2010 NA Youth Ch U14 Open | Montreal, Quebec | CAN | 2010-08-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1990 | 1780 | 0.50 | 2 | 0.03 | 15 | 0.45 | |
| | Knox, Christopher | | | 1966 | CAN | 0.50 | 1 | 0.24 | 15 | 3.60 | | | Ding, Andrew | | | 2014 | USA | 0.00 | 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) | | |
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