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Individual Calculations February 2019 |
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| Hovenga, Alje Total change: -9.40 | |   |
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| Chess Festival Groningen 2018 - Compact A | Groningen | NED | 2018-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2071 | 2177 | 3.50 | 5 | 0.32 | 20 | 6.40 | |
|  Van Der Woude, Benjamin | | | 1927 | NED | 1.00 | 1 | 0.19 | 20 | 3.80 | |  Hendriks, Peter | | | 1996 | NED | 1.00 | 1 | 0.26 | 20 | 5.20 | | | Beukema, Stefan | m | | 2407 | BEL | 0.00 | 1 | -0.21 | 20 | -4.20 | | | Emans, Job | | | 1946 | NED | 1.00 | 1 | 0.21 | 20 | 4.20 | | | Bielderman, Guy | | | 2081 | NED | 0.50 | 1 | -0.13 | 20 | -2.60 | |
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) | | | | Tata Steel Chess Tournament 2018 - Weekendvierkampen | Wijk aan Zee | NED | 2019-01-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2095 | 2167 | 1.00 | 3 | -0.79 | 20 | -15.80 | |
| | Grondsma, Mark | | | 2080 | NED | 0.00 | 1 | -0.62 | 20 | -12.40 | | | Mijnheer, Peter | | | 2069 | NED | 0.00 | 1 | -0.63 | 20 | -12.60 | | | Van Roon, Sjoerd | | | 2136 | NED | 1.00 | 1 | 0.46 | 20 | 9.20 | |
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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