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Individual Calculations February 2015 |
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| Van De Griend, Johan Total change: -41.00 | |   |
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| Tata Steel Chess Tournament 2015 - D3H | Wijk aan Zee | NED | 2015-01-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2038 | 1962 | 0.50 | 2 | -0.29 | 20 | -5.80 | |
|  Van Caspel, Ruud | | | 2077 | NED | 0.50 | 1 | 0.16 | 20 | 3.20 | |  Noordkamp, Wouter | | | 1998 | NED | 0.00 | 1 | -0.45 | 20 | -9.00 | |
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) | | | | Tata Steel Chess Tournament 2015 - T3I | Wijk aan Zee | NED | 2015-01-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1982 | 1962 | 2.50 | 9 | -1.76 | 20 | -35.20 | |
| | Dekker, Jop | | | 1939 | NED | 0.00 | 1 | -0.53 | 20 | -10.60 | | | Buitink, Bert | | | 1944 | NED | 0.00 | 1 | -0.53 | 20 | -10.60 | | | Elgersma, Simon | | | 1832 | NED | 0.00 | 1 | -0.68 | 20 | -13.60 | | | Termeulen, Albert | | | 2087 | NED | 1.00 | 1 | 0.67 | 20 | 13.40 | | | Rakhorst, Wim | | | 1974 | NED | 0.50 | 1 | 0.02 | 20 | 0.40 | | | Van Amerongen, Peggy | | | 2048 | NED | 0.00 | 1 | -0.38 | 20 | -7.60 | | | De Zwart, Johan | | | 2007 | NED | 0.50 | 1 | 0.06 | 20 | 1.20 | | | Da Ces, Philippe | | | 1978 | BEL | 0.50 | 1 | 0.02 | 20 | 0.40 | | | Roet, Siem | | | 2028 | NED | 0.00 | 1 | -0.41 | 20 | -8.20 | |
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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