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Individual Calculations June 2023 |
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| Rabin, Evan Total change: 45.20 | |   |
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| Marshall 2023 March-April Thursday Open Rounds 4-6 | New York, NY | USA | 2023-03-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1668 | 1996 | 1.00 | 1 | 0.13 | 20 | 2.60 | |
|  Almoteri, Yasser | | | 1668 | USA | 1.00 | 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 March-April 2023 Rounds 5-6 | New York, NY | USA | 2023-04-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1941 | 1971 | 2.00 | 2 | 0.94 | 20 | 18.80 | |
| | Nizhegorodtsev, Sergey | | | 1747 | USA | 1.00 | 1 | 0.22 | 20 | 4.40 | | | Herbst, Richard | | | 2134 | USA | 1.00 | 1 | 0.72 | 20 | 14.40 | |
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) | | | | 15th annual Open at Foxwoods - U2200 | Mashantucket, CT | USA | 2023-04-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1850 | 1971 | 3.50 | 5 | 0.21 | 20 | 4.20 | |
| | Fernandez, Kenneth | | | 1734 | USA | 1.00 | 1 | 0.20 | 20 | 4.00 | |  Chen, Xilin | | | 1794 | USA | 0.50 | 1 | -0.23 | 20 | -4.60 | | | Kumar, Asha | | | 1796 | USA | 1.00 | 1 | 0.27 | 20 | 5.40 | | | Abdullayev, Shami | | | 2069 | AZE | 0.00 | 1 | -0.37 | 20 | -7.40 | | | Carey, Michael P | | | 1856 | USA | 1.00 | 1 | 0.34 | 20 | 6.80 | |
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 April-May 2023 Rounds 1-2 | New York, NY | USA | 2023-04-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1810 | 1971 | 1.50 | 2 | 0.18 | 20 | 3.60 | |
| | Boydell, Oliver | | | 1583 | USA | 1.00 | 1 | 0.09 | 20 | 1.80 | | | Ehsani, Yassamin | | wf | 2037 | USA | 0.50 | 1 | 0.09 | 20 | 1.80 | |
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 Monday FIDE 21 Rounds 1-2 | New York, NY | USA | 2023-04-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1940 | 1971 | 2.00 | 2 | 0.92 | 20 | 18.40 | |
| | Hrop, Stephen | | | 1911 | USA | 1.00 | 1 | 0.42 | 20 | 8.40 | | | Marsh, James | | | 1969 | USA | 1.00 | 1 | 0.50 | 20 | 10.00 | |
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) | | | | Marshall FIDE Monday April-May 2023 Rounds 3-6 | New York, NY | USA | 2023-05-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1897 | 1971 | 2.00 | 4 | -0.27 | 20 | -5.40 | |
| | Shangin, Lev | | | 1571 * | USA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Brain, Logan J | | | 2087 | USA | 1.00 | 1 | 0.66 | 20 | 13.20 | | | Sazci, Bilgen | | | 1827 | TUR | 0.00 | 1 | -0.69 | 20 | -13.80 | | | Ruiz, Alberto Arnedo | | | 2102 | ESP | 0.00 | 1 | -0.32 | 20 | -6.40 | | | * 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) | | | | Marshall Monday FIDE 21 Rounds 3-6 | New York, NY | USA | 2023-05-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1905 | 1971 | 2.50 | 4 | 0.15 | 20 | 3.00 | |
| | Dans, Dwight | | | 1997 | USA | 0.50 | 1 | 0.04 | 20 | 0.80 | | | Chakravarty, Aritro | | | 1826 | USA | 0.50 | 1 | -0.19 | 20 | -3.80 | | | Nkululeko, Nkosi | | | 1882 | USA | 0.50 | 1 | -0.12 | 20 | -2.40 | | | Gutnik, Aleksandr | | | 1914 | USA | 1.00 | 1 | 0.42 | 20 | 8.40 | |
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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