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Individual Calculations February 2019 |
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| Eriksen, Olai Dyrhaug Total change: 16.40 | |   |
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| Tata Steel Chess Tournament 2018 - Weekendvierkampen | Wijk aan Zee | NED | 2019-01-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1562 | 1438 | 1.50 | 2 | 0.84 | 40 | 33.60 | |
|  Koeweiden, Theo | | | 1546 | NED | 0.50 | 1 | 0.15 | 40 | 6.00 | | | Van De Wal, Geurt | | | 1577 | NED | 1.00 | 1 | 0.69 | 40 | 27.60 | |
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) | | | | Vestlandsserien 2. div. A 2018-2019 R4-5 | Various | NOR | 2019-01-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1490 | 1438 | 0.00 | 1 | -0.43 | 40 | -17.20 | |
| | Jonvik, Aslak | | | 1490 | NOR | 0.00 | 1 | -0.43 | 40 | -17.20 | |
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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