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Individual Calculations February 2015 |
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| Hachijan, Armen Total change: 11.20 | |   |
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| Tata Steel Chess Tournament 2015 - W2D | Wijk aan Zee | NED | 2015-01-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2118 | 2278 | 3.00 | 3 | 0.89 | 20 | 17.80 | |
|  Bugel, Jeroen | f | | 2205 | NED | 1.00 | 1 | 0.40 | 20 | 8.00 | | | Ratsma, Rosa | | | 2154 | NED | 1.00 | 1 | 0.33 | 20 | 6.60 | |  Galle, Andre | | | 1994 | BEL | 1.00 | 1 | 0.16 | 20 | 3.20 | |
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) | | | | 2. Bundesliga West 2014/15 round 5 | Hamburg | GER | 2015-01-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2406 | 2278 | 0.00 | 1 | -0.33 | 20 | -6.60 | |
| | Roeder, Matthias | m | | 2406 | GER | 0.00 | 1 | -0.33 | 20 | -6.60 | |
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) | | |
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