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Individual Calculations October 2023 |
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| Gruenfeld, Yehuda Total change: 12.20 | |   |
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| Closed Jeruchess GM tournament | Jerusalem | ISR | 2023-08-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2408 | 2388 | 4.50 | 9 | 0.24 | 10 | 2.40 | |
|  Tifferet, Shaked | f | | 2281 | ISR | 0.00 | 1 | -0.65 | 10 | -6.50 | | | Rozentalis, Eduardas | g | | 2490 | LTU | 0.50 | 1 | 0.14 | 10 | 1.40 | |  Dvoirys, Semen I. | g | | 2469 | RUS | 0.50 | 1 | 0.11 | 10 | 1.10 | | | Rozen, Eytan | m | | 2433 | ISR | 0.50 | 1 | 0.06 | 10 | 0.60 | | | Kargin, Arseny | m | | 2389 | RUS | 0.50 | 1 | 0.00 | 10 | 0.00 | | | Tzidkiya, Yeshaayahu | m | | 2445 | ISR | 0.50 | 1 | 0.08 | 10 | 0.80 | | | Zeltsan, Joseph | | | 2427 | USA | 0.50 | 1 | 0.05 | 10 | 0.50 | | | Haimovich, Tal | m | | 2359 | ISR | 0.50 | 1 | -0.04 | 10 | -0.40 | | | Mordechai, Hanan | f | | 2380 | ISR | 1.00 | 1 | 0.49 | 10 | 4.90 | |
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) | | | | World Senior Team Chess Championship 2023 S65 | Struga | MKD | 2023-09-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2335 | 2388 | 5.50 | 8 | 0.98 | 10 | 9.80 | |
| | Prakken, Gerrit | f | | 2177 | NED | 1.00 | 1 | 0.23 | 10 | 2.30 | | | Garcia Palermo, Carlos Horacio | g | | 2410 | ITA | 1.00 | 1 | 0.53 | 10 | 5.30 | | | Miltner, Arndt | f | | 2253 | GER | 0.50 | 1 | -0.18 | 10 | -1.80 | | | Knaak, Rainer | g | | 2438 | GER | 0.00 | 1 | -0.43 | 10 | -4.30 | | | Sadiku, Bedri | m | | 2143 | KOS | 1.00 | 1 | 0.20 | 10 | 2.00 | | | Nunn, John D M | g | | 2569 | ENG | 0.50 | 1 | 0.24 | 10 | 2.40 | | | Ftacnik, Lubomir | g | | 2450 | SVK | 0.50 | 1 | 0.09 | 10 | 0.90 | | | Westerinen, Heikki M.j. | g | | 2237 | FIN | 1.00 | 1 | 0.30 | 10 | 3.00 | |
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) | | |
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