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Individual Calculations October 2017 |
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| Akash, P A Oditha Total change: 232.80 | |   |
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| Southern International Chess Championship 2017 | Galle | SRI | 2017-08-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1512 | 1190 | 2.50 | 5 | 1.83 | 40 | 73.20 | |
|  Sooriyaarachchi, Isuru Madusha | | | 1527 | SRI | 0.00 | 1 | -0.12 | 40 | -4.80 | |  Lakmal, M A C | | | 1512 | SRI | 1.00 | 1 | 0.87 | 40 | 34.80 | | | Dharmakeerthi, G K Pasindu Nims | | | 1503 | SRI | 0.00 | 1 | -0.14 | 40 | -5.60 | | | Fernando, T Upul Sampath | | | 1430 | SRI | 1.00 | 1 | 0.80 | 40 | 32.00 | | | Ranasinghe, P M | | | 1590 * | SRI | 0.50 | 1 | 0.42 | 40 | 16.80 | | | * 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) | | | | 3rd Negombo Chess Festival 2017 | Negombo, Sri lanka | SRI | 2017-08-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1435 | 1190 | 2.00 | 4 | 1.02 | 40 | 40.80 | |
| | Pieris, T D R | | | 1590 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Kodithuwakku, Himsara | | | 1502 | SRI | 0.00 | 1 | -0.14 | 40 | -5.60 | | | Weerasiri, H P Sayuni Chamathna | | | 1057 | SRI | 1.00 | 1 | 0.32 | 40 | 12.80 | | | Siriwardena, R I Pasan Bhanuka | | | 1590 * | SRI | 1.00 | 1 | 0.92 | 40 | 36.80 | | | * 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) | | | | 8th Kandy Open International Rating Chess Championship 2017 | Kandy | SRI | 2017-08-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1524 | 1190 | 4.00 | 8 | 2.97 | 40 | 118.80 | |
| | Thawalampola, Oshada D | | | 1501 | SRI | 1.00 | 1 | 0.86 | 40 | 34.40 | | | Subasinghe, K R V R | | | 1590 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Piyumantha, M Thisal Manjith | | | 1564 | SRI | 1.00 | 1 | 0.90 | 40 | 36.00 | | | Herath, H M H C B | | | 1493 | SRI | 1.00 | 1 | 0.86 | 40 | 34.40 | | | Jayawardana, Lasal | | | 1590 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | De Silva, L M S T | | | 1508 | SRI | 0.00 | 1 | -0.13 | 40 | -5.20 | | | Chandrathilaka, K M G Monal Hash | | | 1354 | SRI | 1.00 | 1 | 0.72 | 40 | 28.80 | | | Fonseka, C K D | | | 1590 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | * 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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