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Individual Calculations January 2023 |
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| Olsen, Robert Donald Total change: 34.00 | |   |
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| Marshall FIDE Monday October-December 2022 Rounds 1-4 | New York, NY | USA | 2022-10-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2008 | 1871 | 2.50 | 4 | 0.95 | 20 | 19.00 | |
|  Ruiz, Alberto Arnedo | | | 2151 | ESP | 0.50 | 1 | 0.34 | 20 | 6.80 | |  Lu, Maximillian | m | | 2431 | USA | 0.00 | 1 | -0.02 | 20 | -0.40 | | | Muwwakkil, Mulazim | | | 1622 | USA | 1.00 | 1 | 0.19 | 20 | 3.80 | | | George, Berg, | | | 1826 | USA | 1.00 | 1 | 0.44 | 20 | 8.80 | |
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) | | | | Marshall FIDE Monday October-December 2022 Rounds 5-6 | New York, NY | USA | 2022-11-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1926 | 1856 | 1.50 | 2 | 0.69 | 20 | 13.80 | |
| | Eisen, Zane | | | 1902 | USA | 1.00 | 1 | 0.56 | 20 | 11.20 | | | Gutnik, Aleksandr | | | 1949 | USA | 0.50 | 1 | 0.13 | 20 | 2.60 | |
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) | | | | Marshall FIDE Monday December 2022 - January 2023 Round 1-3 | New York, NY | USA | 2022-12-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1881 | 1856 | 1.00 | 2 | 0.06 | 20 | 1.20 | |
| | Rudowski, Szymon | | | 1823 | USA | 1.00 | 1 | 0.45 | 20 | 9.00 | | | Rosenberg, Evan S | | | 1938 | USA | 0.00 | 1 | -0.39 | 20 | -7.80 | |
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) | | |
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