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Individual Calculations July 2018 |
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| Ostrovskiy, Aleksandr Total change: 10.20 | |   |
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| Summer 2018 CCCSA GM Norm Invitational - A | Charlotte, North Carolina | USA | 2018-06-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2442 | 2414 | 4.00 | 9 | -0.15 | 10 | -1.50 | |
|  Ahuja, Rohan | m | | 2390 | IND | 0.50 | 1 | -0.03 | 10 | -0.30 | | | Gorovets, Andrey | g | | 2495 | BLR | 0.50 | 1 | 0.11 | 10 | 1.10 | |  Panchanatham, Vignesh | m | | 2431 | USA | 0.50 | 1 | 0.02 | 10 | 0.20 | | | Ludwig, John | | | 2379 | USA | 0.50 | 1 | -0.05 | 10 | -0.50 | | | Zierk, Steven | m | | 2476 | USA | 0.00 | 1 | -0.41 | 10 | -4.10 | | | Escobar Forero, Alder | g | | 2476 | COL | 0.00 | 1 | -0.41 | 10 | -4.10 | | | Zapata, Alonso | g | | 2398 | COL | 0.50 | 1 | -0.02 | 10 | -0.20 | | | Antal, Gergely | g | | 2534 | HUN | 0.50 | 1 | 0.16 | 10 | 1.60 | | | Kalikshteyn, Alexander | m | | 2399 | USA | 1.00 | 1 | 0.48 | 10 | 4.80 | |
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) | | | | 11th Annual New York International | New York, New York | USA | 2018-06-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2365 | 2414 | 5.50 | 9 | 0.44 | 10 | 4.40 | |
| | Tsay, Vincent | f | | 2143 | USA | 1.00 | 1 | 0.17 | 10 | 1.70 | | | Daggupati, Balaji | f | | 2268 | USA | 1.00 | 1 | 0.30 | 10 | 3.00 | | | Jacobson, Brandon | f | | 2303 | USA | 0.50 | 1 | -0.15 | 10 | -1.50 | | | Rohde, Michael | g | | 2375 | USA | 0.50 | 1 | -0.05 | 10 | -0.50 | | | Burke, John M | g | | 2518 | USA | 0.50 | 1 | 0.14 | 10 | 1.40 | | | Brodsky, David | m | | 2406 | USA | 0.50 | 1 | -0.01 | 10 | -0.10 | | | Nestorovic, Nikola | g | | 2476 | SRB | 0.50 | 1 | 0.09 | 10 | 0.90 | | | Yap, Kim Steven | m | | 2363 | PHI | 0.50 | 1 | -0.07 | 10 | -0.70 | | | Pozo Vera, Sandro | g | | 2431 | CUB | 0.50 | 1 | 0.02 | 10 | 0.20 | |
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) | | | | OSS International 2018 | Oslo | NOR | 2018-06-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2337 | 2414 | 6.00 | 9 | 0.73 | 10 | 7.30 | |
| | Tunsjo, Axel | | | 2014 * | NOR | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Dolzhikova, Olga | | wg | 2192 | NOR | 1.00 | 1 | 0.22 | 10 | 2.20 | | | Chatalbashev, Boris | g | | 2550 | DEN | 1.00 | 1 | 0.68 | 10 | 6.80 | | | Hillarp Persson, Tiger | g | | 2546 | SWE | 0.50 | 1 | 0.18 | 10 | 1.80 | | | Elsness, Frode | m | | 2478 | NOR | 0.50 | 1 | 0.09 | 10 | 0.90 | | | Deviatkin, Andrei | g | | 2441 | RUS | 0.00 | 1 | -0.46 | 10 | -4.60 | | | Mikalsen, Erlend | f | | 2287 | NOR | 0.50 | 1 | -0.17 | 10 | -1.70 | | | Andersen, Alf Roger | | | 2166 | NOR | 1.00 | 1 | 0.19 | 10 | 1.90 | | | Hoi, Carsten | g | | 2359 | DEN | 0.50 | 1 | -0.08 | 10 | -0.80 | | | * 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) | | |
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