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Individual Calculations February 2015 |
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| De Zwart, Johan Total change: 12.80 | |   |
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| Tata Steel Chess Tournament 2015 - T3I | Wijk aan Zee | NED | 2015-01-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1977 | 2007 | 5.50 | 9 | 0.64 | 20 | 12.80 | |
|  Rakhorst, Wim | | | 1974 | NED | 0.50 | 1 | -0.05 | 20 | -1.00 | |  Van Amerongen, Peggy | | | 2048 | NED | 0.50 | 1 | 0.06 | 20 | 1.20 | | | Buitink, Bert | | | 1944 | NED | 1.00 | 1 | 0.41 | 20 | 8.20 | | | Da Ces, Philippe | | | 1978 | BEL | 0.50 | 1 | -0.04 | 20 | -0.80 | | | Roet, Siem | | | 2028 | NED | 0.50 | 1 | 0.03 | 20 | 0.60 | | | Dekker, Jop | | | 1939 | NED | 1.00 | 1 | 0.41 | 20 | 8.20 | | | Van De Griend, Johan | | | 1962 | NED | 0.50 | 1 | -0.06 | 20 | -1.20 | | | Elgersma, Simon | | | 1832 | NED | 0.50 | 1 | -0.23 | 20 | -4.60 | | | Termeulen, Albert | | | 2087 | NED | 0.50 | 1 | 0.11 | 20 | 2.20 | |
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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