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Individual Calculations March 2018 |
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| Koperski, Dustin Total change: 68.40 | |   |
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| 2018 Edmonton Reserves | Edmonton | CAN | 2018-01-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1675 | 1686 | 4.50 | 7 | 0.90 | 20 | 18.00 | |
|  Jonker, Chris | | | 1805 | CAN | 1.00 | 1 | 0.66 | 20 | 13.20 | |  Schech, Roland | | | 1587 | CAN | 0.00 | 1 | -0.64 | 20 | -12.80 | | | Seehagen, Terry | | | 1610 | CAN | 1.00 | 1 | 0.40 | 20 | 8.00 | | | Zeggelaar, Mike | | | 1922 | CAN | 1.00 | 1 | 0.80 | 20 | 16.00 | | | Miller, David | | | 2086 * | CAN | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Chen, Jeffrey | | | 1385 | CAN | 1.00 | 1 | 0.15 | 20 | 3.00 | | | Chao, Lucy | | | 1331 | CAN | 0.50 | 1 | -0.39 | 20 | -7.80 | | | * 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) | | | | 2018 Northern Alberta Open | Edmonton | CAN | 2018-02-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1977 | 1695 | 3.50 | 5 | 2.52 | 20 | 50.40 | |
| | Laceste, Loren Brigham | f | | 2095 * | CAN | 1.00 | 1 | 0.92 | 20 | 18.40 | | | Miller, David | | | 2095 * | CAN | 1.00 | 1 | 0.92 | 20 | 18.40 | | | Findlay, Ian | f | | 2095 * | CAN | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Zeggelaar, Mike | | | 1922 | CAN | 0.50 | 1 | 0.29 | 20 | 5.80 | | | Sasata, Alexander | | | 1676 | CAN | 1.00 | 1 | 0.47 | 20 | 9.40 | | | * 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) | | |
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