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Individual Calculations March 2010 |
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| Ernst, Sipke Total change: -13.30 | |   |
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| Schaakfestival Groningen 2009 Open A | Groningen | NED | 2009-12-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2347 | 2587 | 5.50 | 9 | -1.58 | 10 | -15.80 | |
|  Afek, Yochanan | m | | 2285 | ISR | 0.00 | 1 | -0.85 | 10 | -8.50 | |  Jellema, Yme Jan | | | 2193 | NED | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Kantans, Toms | | | 2281 | LAT | 1.00 | 1 | 0.14 | 10 | 1.40 | | | Pruijssers, Roeland | m | | 2413 | NED | 1.00 | 1 | 0.27 | 10 | 2.70 | | | Brandenburg, Daan | m | | 2481 | NED | 0.50 | 1 | -0.14 | 10 | -1.40 | | | Nyzhnyk, Illya | m | | 2494 | UKR | 0.00 | 1 | -0.63 | 10 | -6.30 | | | Grover, Sahaj | f | | 2372 | IND | 0.00 | 1 | -0.77 | 10 | -7.70 | | | Piasetski, Leon | m | | 2269 | CAN | 1.00 | 1 | 0.13 | 10 | 1.30 | | | Bok, Benjamin | f | | 2337 | NED | 1.00 | 1 | 0.19 | 10 | 1.90 | |
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) | | | | Meesterklasse Round 5-6 - Dutch Team Competition | Various | NED | 2010-01-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2391 | 2584 | 1.00 | 1 | 0.25 | 10 | 2.50 | |
| | Van Delft, Merijn | m | | 2391 | NED | 1.00 | 1 | 0.25 | 10 | 2.50 | |
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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