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Individual Calculations February 2013 |
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| Brunello, Sabino Total change: 9.60 | |   |
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| Schaakfestival Groningen 2012 Open A | Groningen | NED | 2012-12-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2322 | 2583 | 5.50 | 9 | -1.79 | 10 | -17.90 | |
|  Brunello, Marina | | wm | 2257 | ITA | 0.00 | 1 | -0.87 | 10 | -8.70 | |  Knol, Geon | | | 2183 * | NED | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Arslanov, Shamil | m | | 2386 | RUS | 1.00 | 1 | 0.25 | 10 | 2.50 | | | Piasetski, Leon | m | | 2310 | CAN | 0.00 | 1 | -0.83 | 10 | -8.30 | | | Kerigan, Demre | | | 2233 | TUR | 1.00 | 1 | 0.11 | 10 | 1.10 | | | Breder, Dennis | m | | 2438 | GER | 0.50 | 1 | -0.19 | 10 | -1.90 | | | Mammadova, Gulnar | | wg | 2363 | AZE | 0.50 | 1 | -0.28 | 10 | -2.80 | | | Berkovich, Mark | m | | 2359 | ISR | 1.00 | 1 | 0.22 | 10 | 2.20 | | | Schoorl, Rob | f | | 2366 | NED | 0.50 | 1 | -0.28 | 10 | -2.80 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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 2013 GM C | Wijk aan Zee | NED | 2013-01-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2468 | 2572 | 11.00 | 13 | 2.75 | 10 | 27.50 | |
| | Klein, David | m | | 2445 | NED | 1.00 | 1 | 0.33 | 10 | 3.30 | | | Kovchan, Alexander | g | | 2579 | UKR | 1.00 | 1 | 0.51 | 10 | 5.10 | | | Peralta, Fernando | g | | 2617 | ARG | 0.50 | 1 | 0.06 | 10 | 0.60 | | | Swinkels, Robin | g | | 2508 | NED | 0.50 | 1 | -0.09 | 10 | -0.90 | | | Goryachkina, Aleksandra | | wg | 2402 | RUS | 1.00 | 1 | 0.28 | 10 | 2.80 | | | Schut, Lisa | | wm | 2295 | NED | 1.00 | 1 | 0.17 | 10 | 1.70 | | | Bitensky, Igor | m | | 2400 | ISR | 0.50 | 1 | -0.23 | 10 | -2.30 | | | Mekhitarian, Krikor Sevag | g | | 2543 | BRA | 1.00 | 1 | 0.46 | 10 | 4.60 | | | Gretarsson, Hjorvar Steinn | m | | 2516 | ISL | 1.00 | 1 | 0.42 | 10 | 4.20 | | | Van Der Werf, Mark | m | | 2450 | NED | 1.00 | 1 | 0.33 | 10 | 3.30 | | | Burg, Twan | m | | 2492 | NED | 0.50 | 1 | -0.11 | 10 | -1.10 | | | Romanishin, Oleg M | g | | 2521 | UKR | 1.00 | 1 | 0.43 | 10 | 4.30 | | | Admiraal, Miguoel | f | | 2321 | NED | 1.00 | 1 | 0.19 | 10 | 1.90 | |
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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