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Individual Calculations December 2019 |
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| Boerma, Daniel Total change: -39.40 | |   |
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| 3. DPI Schach-Open Leer 2019 A-Turnier | Leer | GER | 2019-10-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1974 | 1905 | 1.50 | 7 | -1.45 | 20 | -29.00 | |
|  Lick, Patrick | | | 2211 | GER | 0.00 | 1 | -0.14 | 20 | -2.80 | | | Oppitz, Peter | c | | 2082 | GER | 0.00 | 1 | -0.27 | 20 | -5.40 | |  Cordes, Jule | | | 1720 | NED | 1.00 | 1 | 0.26 | 20 | 5.20 | | | Kaiser, Dieter | | | 2222 | GER | 0.00 | 1 | -0.13 | 20 | -2.60 | | | Wahrenberg, Ralf | | | 1740 | GER | 0.50 | 1 | -0.22 | 20 | -4.40 | | | Payyappat, Sreyas | | | 2013 | IND | 0.00 | 1 | -0.35 | 20 | -7.00 | | | Van Foreest, Nanne | | | 1829 | NED | 0.00 | 1 | -0.60 | 20 | -12.00 | |
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) | | | | 8. Andreas-Schaar-Gedenkturnier 2019 Gruppe A | Nordhorn | GER | 2019-11-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1733 | 1905 | 3.00 | 5 | -0.52 | 20 | -10.40 | |
| | Zoellner, Bente | | | 1582 | GER | 0.50 | 1 | -0.37 | 20 | -7.40 | | | Boghossian, Wahe | | | 1767 | NED | 0.00 | 1 | -0.69 | 20 | -13.80 | | | Binias, Ralf | | | 1662 | GER | 1.00 | 1 | 0.20 | 20 | 4.00 | | | Baer, Klaus | | | 1600 | GER | 1.00 | 1 | 0.14 | 20 | 2.80 | | | Van Akkeren, Arno | | | 2054 | NED | 0.50 | 1 | 0.20 | 20 | 4.00 | |
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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