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Individual Calculations February 2020 |
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| Kunnavakkam, Sudarshanagopal Vin Total change: 88.16 | |   |
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| 36th National Age Group Chess Championships 2019 - Boys Under-13 | Singapore | SGP | 2019-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1652 | 1896 | 6.00 | 8 | -0.02 | 38 | -0.76 | |
|  Aditya, Atul Dongre | | | 1496 * | IND | 1.00 | 1 | 0.08 | 38 | 3.04 | |  Kong, Yeong Keng Brendan | | | 1496 * | SGP | 1.00 | 1 | 0.08 | 38 | 3.04 | | | Tang, Ngai Juan Dixon | | | 1496 * | SGP | 1.00 | 1 | 0.08 | 38 | 3.04 | | | Emran, Muhammad Emir Rasyid | | | 1672 | MAS | 0.50 | 1 | -0.28 | 38 | -10.64 | | | Wong, Zhenyong Jayden | | | 1999 | SGP | 0.00 | 1 | -0.36 | 38 | -13.68 | | | Dai, Zhuoyang | | | 1496 * | SGP | 0.50 | 1 | -0.42 | 38 | -15.96 | | | Lee, Antoine Kl | | | 1496 * | ENG | 1.00 | 1 | 0.08 | 38 | 3.04 | | | Ng, Sheng Feng | | | 2065 | SGP | 1.00 | 1 | 0.72 | 38 | 27.36 | | | * 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) | | | | Gibraltar International Chess Festival 2020 Challengers A | Gibraltar | ENG | 2020-01-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1962 | 1786 | 2.00 | 5 | 0.57 | 38 | 21.66 | |
| | Kukic, Boris | | | 2056 | SRB | 0.50 | 1 | 0.33 | 38 | 12.54 | | | Vinas Guerrero, Carlos A. | | | 2092 | ESP | 0.00 | 1 | -0.14 | 38 | -5.32 | | | Verhoef, Jaap | | | 2015 | NED | 0.50 | 1 | 0.29 | 38 | 11.02 | | | Herzwurm, Robert | | | 1979 | GER | 0.00 | 1 | -0.25 | 38 | -9.50 | | | Nergard, Ole-Kristian | | | 1667 | NOR | 1.00 | 1 | 0.34 | 38 | 12.92 | |
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) | | | | Gibraltar International Chess Festival 2020 Challengers B | Gibraltar | ENG | 2020-01-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1987 | 1786 | 3.00 | 5 | 1.77 | 38 | 67.26 | |
| | Hamer, Martyn | | | 2069 | ENG | 0.00 | 1 | -0.16 | 38 | -6.08 | | | Mao, Yingzhou | | | 1948 | CHN | 0.00 | 1 | -0.29 | 38 | -11.02 | | | Johnsen, Sylvia | | wf | 1902 | NOR | 1.00 | 1 | 0.66 | 38 | 25.08 | | | Wang, Cong | | | 1975 | CHN | 1.00 | 1 | 0.75 | 38 | 28.50 | | | Martinez Lopez, Jaume | | | 2042 | ESP | 1.00 | 1 | 0.81 | 38 | 30.78 | |
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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