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Individual Calculations November 2022 |
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| Amarathunga, Kosala Sandeepa Cham Total change: -44.80 | |   |
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| Sri Lanka Junior National Chess Championship 2022 | Kandy | SRI | 2022-09-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1309 | 1434 | 4.50 | 7 | -0.03 | 35 | -1.05 | |
|  Peiris, P Gimshan Sathsara | | | 1072 | SRI | 1.00 | 1 | 0.10 | 35 | 3.50 | |  Pathirana, Dasula | | | 1148 | SRI | 1.00 | 1 | 0.16 | 35 | 5.60 | | | Kulathilake, S M M P | | | 1310 | SRI | 0.00 | 1 | -0.67 | 35 | -23.45 | | | Perera, K C D | | | 1173 | SRI | 1.00 | 1 | 0.18 | 35 | 6.30 | | | Mesandu, W M Senod | | | 1266 | SRI | 1.00 | 1 | 0.28 | 35 | 9.80 | | | Saravanabaavan, Brijeash | | | 1678 | SRI | 0.50 | 1 | 0.30 | 35 | 10.50 | | | Gamage, Ovin Vidmal | | | 1519 | SRI | 0.00 | 1 | -0.38 | 35 | -13.30 | |
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) | | | | Sri Lanka National Amateur Chess Championship 2022 | Colomo | SRI | 2022-10-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1350 | 1434 | 3.50 | 7 | -0.84 | 35 | -29.40 | |
| | Dissanayake, R S K S | | | 1164 | SRI | 1.00 | 1 | 0.17 | 35 | 5.95 | | | De Silva, Osheen | | | 1800 | SRI | 0.00 | 1 | -0.10 | 35 | -3.50 | | | Kulathilake, S M M P | | | 1310 | SRI | 1.00 | 1 | 0.33 | 35 | 11.55 | | | Pinnagoda, P G Anuhas Suradunu | | | 1312 | SRI | 0.00 | 1 | -0.67 | 35 | -23.45 | | | Karunarathne, D D W Gamini | | | 1204 | SRI | 1.00 | 1 | 0.21 | 35 | 7.35 | | | Hansana, G Haritha | c | | 1355 | SRI | 0.50 | 1 | -0.11 | 35 | -3.85 | | | Insara, S D Nadev | | | 1308 | SRI | 0.00 | 1 | -0.67 | 35 | -23.45 | |
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) | | | | Asian Youth Chess Championships 2022 - Standard Open 18 | Bali | INA | 2022-10-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1990 | 1434 | 0.00 | 6 | -0.41 | 35 | -14.35 | |
| | Sai, Han Thiha | f | | 2161 | MYA | 0.00 | 1 | -0.01 | 35 | -0.35 | | | Dhiaulhaq, Zacky | | | 2105 | INA | 0.00 | 1 | -0.01 | 35 | -0.35 | | | Darini, Iliya | | | 2129 | IRI | 0.00 | 1 | -0.01 | 35 | -0.35 | | | Poh, Xuan Rui Ethan | | | 2004 | SGP | 0.00 | 1 | -0.02 | 35 | -0.70 | | | Cahaya, Satria Duta | | | 1986 | INA | 0.00 | 1 | -0.03 | 35 | -1.05 | | | Tang, Terrence | | | 1556 | AUS | 0.00 | 1 | -0.33 | 35 | -11.55 | |
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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