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Individual Calculations February 2013 |
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| Van Der Werf, Mark Total change: -30.10 | |   |
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| Tata Steel Chess Tournament 2013 GM C | Wijk aan Zee | NED | 2013-01-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2478 | 2450 | 3.00 | 13 | -3.01 | 10 | -30.10 | |
|  Gretarsson, Hjorvar Steinn | m | | 2516 | ISL | 0.50 | 1 | 0.09 | 10 | 0.90 | | | Goryachkina, Aleksandra | | wg | 2402 | RUS | 0.50 | 1 | -0.07 | 10 | -0.70 | |  Burg, Twan | m | | 2492 | NED | 0.00 | 1 | -0.44 | 10 | -4.40 | | | Romanishin, Oleg M | g | | 2521 | UKR | 0.00 | 1 | -0.40 | 10 | -4.00 | | | Admiraal, Miguoel | f | | 2321 | NED | 0.50 | 1 | -0.17 | 10 | -1.70 | | | Klein, David | m | | 2445 | NED | 0.00 | 1 | -0.51 | 10 | -5.10 | | | Kovchan, Alexander | g | | 2579 | UKR | 0.50 | 1 | 0.17 | 10 | 1.70 | | | Peralta, Fernando | g | | 2617 | ARG | 0.50 | 1 | 0.22 | 10 | 2.20 | | | Swinkels, Robin | g | | 2508 | NED | 0.00 | 1 | -0.42 | 10 | -4.20 | | | Brunello, Sabino | g | | 2572 | ITA | 0.00 | 1 | -0.33 | 10 | -3.30 | | | Schut, Lisa | | wm | 2295 | NED | 0.00 | 1 | -0.71 | 10 | -7.10 | | | Bitensky, Igor | m | | 2400 | ISR | 0.50 | 1 | -0.07 | 10 | -0.70 | | | Mekhitarian, Krikor Sevag | g | | 2543 | BRA | 0.00 | 1 | -0.37 | 10 | -3.70 | |
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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