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Individual Calculations January 2009 |
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| Miedema, Roi Total change: 17.70 | |   |
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| Open Romgaz | Bucuresti | ROU | 2008-09-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2345 | 2303 | 5.50 | 9 | 1.46 | 15 | 21.90 | |
|  Hlinschi, Mihai | | | 1953 | ROU | 1.00 | 1 | 0.11 | 15 | 1.65 | |  Malakhatko, Vadim | g | | 2612 | BEL | 0.50 | 1 | 0.36 | 15 | 5.40 | | | Georgescu, Cristian | | | 2117 | ROU | 1.00 | 1 | 0.26 | 15 | 3.90 | | | Ulibin, Mikhail | g | | 2520 | RUS | 1.00 | 1 | 0.78 | 15 | 11.70 | | | Gelashvili, Tamaz | g | | 2612 | GEO | 0.00 | 1 | -0.14 | 15 | -2.10 | | | Gleizerov, Evgeny | g | | 2549 | RUS | 0.00 | 1 | -0.19 | 15 | -2.85 | | | Raducanu, Andrei Augustin | | | 2117 | ROU | 0.50 | 1 | -0.24 | 15 | -3.60 | | | Partac, Elena | | wg | 2138 | MDA | 1.00 | 1 | 0.28 | 15 | 4.20 | | | Berescu, Alin | g | | 2489 | ROU | 0.50 | 1 | 0.24 | 15 | 3.60 | |
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) | | | | 1B - r 1-3 - Dutch Team Competition | Various | NED | 2008-09-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2296 | 2303 | 1.50 | 3 | -0.03 | 15 | -0.45 | |
| | Hovenga, Alje | | | 2253 | NED | 0.00 | 1 | -0.57 | 15 | -8.55 | | | Van Dongen, Cor | | | 2317 | NED | 1.00 | 1 | 0.52 | 15 | 7.80 | | | Dresen, Ulrich | f | | 2319 | GER | 0.50 | 1 | 0.02 | 15 | 0.30 | |
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) | | | | Essent Open | Hoogeveen | NED | 2008-10-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2238 | 2307 | 5.00 | 9 | -0.25 | 15 | -3.75 | |
| | Kempinski, Robert | g | | 2595 | POL | 0.00 | 1 | -0.16 | 15 | -2.40 | | | Jellema, Yme Jan | | | 2130 | NED | 0.50 | 1 | -0.23 | 15 | -3.45 | | | Van Apeldoorn, Janton | c | | 2188 | NED | 0.00 | 1 | -0.66 | 15 | -9.90 | | | Mellema, Andries | | | 2097 | NED | 1.00 | 1 | 0.23 | 15 | 3.45 | | | Ten Vergert, Paul | | | 1980 | NED | 1.00 | 1 | 0.13 | 15 | 1.95 | | | Sparenberg, Erik | | | 2042 | NED | 0.50 | 1 | -0.32 | 15 | -4.80 | | | Cako, Laszlo | | | 2234 | NED | 1.00 | 1 | 0.40 | 15 | 6.00 | | | Van Delft, Merijn | m | | 2402 | NED | 0.50 | 1 | 0.13 | 15 | 1.95 | | | Hort, Vlastimil | g | | 2478 | GER | 0.50 | 1 | 0.23 | 15 | 3.45 | |
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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