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Individual Calculations April 2008 |
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| Porat, Ido Total change: 87.60 | |   |
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| Israel U20 League 2008 | Various | ISR | 2007-10-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2142 | 2275 | 5.00 | 6 | 0.98 | 15 | 14.70 | |
|  Kraizman, Evgeny | | | 2132 | ISR | 1.00 | 1 | 0.31 | 15 | 4.65 | |  Kirchenko, Alex | | | 2038 | ISR | 1.00 | 1 | 0.20 | 15 | 3.00 | | | Sidorenko, Ilya | | | 2320 | ISR | 1.00 | 1 | 0.56 | 15 | 8.40 | | | Popilski, Gil | c | | 2238 | ISR | 0.00 | 1 | -0.55 | 15 | -8.25 | | | Aharon, Ofir | | | 2090 | ISR | 1.00 | 1 | 0.26 | 15 | 3.90 | | | Levin, Elad | | | 2036 | ISR | 1.00 | 1 | 0.20 | 15 | 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) | | | | 4th Ashdod Festival | Ashdod | ISR | 2007-12-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2249 | 2275 | 3.00 | 6 | -0.23 | 15 | -3.45 | |
| | Sheshkin, Matan | | | 2149 | ISR | 1.00 | 1 | 0.33 | 15 | 4.95 | | | Kantsler, Boris | g | | 2494 | ISR | 0.50 | 1 | 0.28 | 15 | 4.20 | | | Klenburg, Mikhail | m | | 2428 | UKR | 0.00 | 1 | -0.30 | 15 | -4.50 | | | Raznikov, Danny | | | 2162 | ISR | 0.50 | 1 | -0.15 | 15 | -2.25 | | | Tsifanskaya, Ludmila A | | wm | 2143 | ISR | 1.00 | 1 | 0.32 | 15 | 4.80 | | | Zak, Uri | | | 2115 | ISR | 0.00 | 1 | -0.71 | 15 | -10.65 | |
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) | | | | Elitzur Winter 2008 | Petach Tikva | ISR | 2007-12-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2315 | 2275 | 6.00 | 9 | 1.99 | 15 | 29.85 | |
| | Axelrod, Arie | | | 2270 | ISR | 1.00 | 1 | 0.49 | 15 | 7.35 | | | Kudischewitsch, David | m | | 2325 | RUS | 0.50 | 1 | 0.07 | 15 | 1.05 | | | Nesterovsky, Alex | | | 2176 | ISR | 1.00 | 1 | 0.36 | 15 | 5.40 | | | Alexikov, Alexander | m | | 2407 | UKR | 1.00 | 1 | 0.68 | 15 | 10.20 | | | Kaganskiy, Gleb | f | | 2293 | RUS | 1.00 | 1 | 0.53 | 15 | 7.95 | | | Arlinsky, Uriel | | | 2299 | ISR | 1.00 | 1 | 0.53 | 15 | 7.95 | | | Cohen, Or | | | 2280 | ISR | 0.00 | 1 | -0.49 | 15 | -7.35 | | | Bykhovsky, Anatoly | f | | 2364 | ISR | 0.50 | 1 | 0.12 | 15 | 1.80 | | | Nedobora, Mikhail | m | | 2421 | UKR | 0.00 | 1 | -0.30 | 15 | -4.50 | |
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) | | | | First Saturday GM | Budapest | HUN | 2008-02-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2444 | 2272 | 5.50 | 11 | 2.44 | 15 | 36.60 | |
| | Mihok, Oliver | f | | 2351 | HUN | 0.50 | 1 | 0.11 | 15 | 1.65 | | | Roussel-Roozmon, Thomas | m | | 2442 | CAN | 0.00 | 1 | -0.28 | 15 | -4.20 | | | Kosic, Dragan | g | | 2511 | MNE | 0.00 | 1 | -0.20 | 15 | -3.00 | | | Farago, Ivan | g | | 2475 | HUN | 0.50 | 1 | 0.26 | 15 | 3.90 | | | Kristjansson, Stefan | m | | 2476 | ISL | 0.50 | 1 | 0.26 | 15 | 3.90 | | | Bui, Vinh | m | | 2482 | VIE | 1.00 | 1 | 0.77 | 15 | 11.55 | | | Nguyen, Huynh Minh Huy | f | | 2398 | VIE | 1.00 | 1 | 0.67 | 15 | 10.05 | | | Arngrimsson, Dagur | f | | 2359 | ISL | 0.50 | 1 | 0.12 | 15 | 1.80 | | | Rajlich, Iweta | m | wg | 2437 | POL | 1.00 | 1 | 0.72 | 15 | 10.80 | | | Ilincic, Zlatko | g | | 2561 | SRB | 0.50 | 1 | 0.34 | 15 | 5.10 | | | Leviczki, Tibor | f | | 2396 | HUN | 0.00 | 1 | -0.33 | 15 | -4.95 | |
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) | | | | First Saturday GM | Budapest | HUN | 2008-03-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2462 | 2272 | 4.00 | 13 | 0.66 | 15 | 9.90 | |
| | Bui, Vinh | m | | 2482 | VIE | 0.00 | 1 | -0.23 | 15 | -3.45 | | | Nguyen, Huynh Minh Huy | f | | 2398 | VIE | 0.50 | 1 | 0.17 | 15 | 2.55 | | | Antal, Gergely | m | | 2467 | HUN | 0.00 | 1 | -0.25 | 15 | -3.75 | | | Varga, Zoltan | g | | 2506 | HUN | 0.00 | 1 | -0.21 | 15 | -3.15 | | | Rajlich, Iweta | m | wg | 2437 | POL | 1.00 | 1 | 0.72 | 15 | 10.80 | | | Ilincic, Zlatko | g | | 2561 | SRB | 0.00 | 1 | -0.16 | 15 | -2.40 | | | Llaneza Vega, Marcos | m | | 2445 | ESP | 1.00 | 1 | 0.73 | 15 | 10.95 | | | Fodor, Tamas Jr | f | | 2407 | HUN | 0.50 | 1 | 0.18 | 15 | 2.70 | | | Wang, Puchen | m | | 2383 | NZL | 0.50 | 1 | 0.15 | 15 | 2.25 | | | Szabo, Krisztian | m | | 2500 | HUN | 0.00 | 1 | -0.21 | 15 | -3.15 | | | Kosic, Dragan | g | | 2511 | MNE | 0.00 | 1 | -0.20 | 15 | -3.00 | | | Roussel-Roozmon, Thomas | m | | 2442 | CAN | 0.00 | 1 | -0.28 | 15 | -4.20 | | | Garbisu De Goni, Unai | m | | 2464 | ESP | 0.50 | 1 | 0.25 | 15 | 3.75 | |
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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