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Individual Calculations February 2023 |
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| Novak, Vjekoslav Total change: -31.40 | |   |
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| Chessfestival Groningen 2022 Open B | Groningen | NED | 2022-12-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1811 | 1749 | 2.00 | 8 | -1.32 | 20 | -26.40 | |
|  Mohtaat, Homayoun | | | 1869 | AFG | 0.00 | 1 | -0.34 | 20 | -6.80 | |  Reinders, Joan | | | 1813 | NED | 0.50 | 1 | 0.09 | 20 | 1.80 | | | Aravindhan, Achyuth | | | 1813 | NED | 0.00 | 1 | -0.41 | 20 | -8.20 | | | Pouw, Marcel | | | 1871 | NED | 0.00 | 1 | -0.33 | 20 | -6.60 | | | Schwenke, Stefan | | | 1817 | GER | 0.00 | 1 | -0.41 | 20 | -8.20 | | | Hoekstra, Carl | | | 1798 | NED | 0.00 | 1 | -0.43 | 20 | -8.60 | | | Sprik, Sander | | | 1740 | NED | 0.50 | 1 | -0.01 | 20 | -0.20 | | | Stapersma, Dick | | | 1764 | NED | 1.00 | 1 | 0.52 | 20 | 10.40 | |
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) | | | | The Irish 1300 to 1700 Championships 2023 | Dublin | IRL | 2023-01-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1588 | 1749 | 4.00 | 6 | -0.25 | 20 | -5.00 | |
| | Sheahan, Gavin | | | 1581 | IRL | 0.00 | 1 | -0.72 | 20 | -14.40 | | | Woods, Yannick | | | 1642 | IRL | 1.00 | 1 | 0.35 | 20 | 7.00 | | | Wang, Zhengjn | | | 1573 | IRL | 1.00 | 1 | 0.27 | 20 | 5.40 | | | Rrasa, Elvan | | | 1659 | ITA | 0.00 | 1 | -0.62 | 20 | -12.40 | | | O`connell, Charlie | | | 1483 | IRL | 1.00 | 1 | 0.18 | 20 | 3.60 | | | Bergin, Cian | | | 1588 | IRL | 1.00 | 1 | 0.29 | 20 | 5.80 | |
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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