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Individual Calculations November 2015 |
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| Ekanayake, Hasindu Chiranga Total change: -34.00 | |   |
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| Buddhi International Rating Chess Championship 2015 | Gampaha | SRI | 2015-09-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1345 | 1187 | 0.00 | 3 | -1.00 | 40 | -40.00 | |
|  Arjun, K | | | 1587 * | IND | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Udagedara, Sandali Kanishka | | | 1417 | SRI | 0.00 | 1 | -0.21 | 40 | -8.40 | | | Perera , Vihini Vimansa | | | 1031 | SRI | 0.00 | 1 | -0.71 | 40 | -28.40 | | | * 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) | | | | Negombo Chess Festival 2015 | Negombo | SRI | 2015-10-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1574 | 1187 | 0.50 | 4 | 0.15 | 40 | 6.00 | |
| | Sandeepa, Haputhanthrige N Akshi | | | 1587 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Jayaweera, C L | | | 1587 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Jayanka, L P P R | | | 1550 | SRI | 0.50 | 1 | 0.40 | 40 | 16.00 | | | Lahiru, N P G Sithija | | | 1571 | SRI | 0.00 | 1 | -0.09 | 40 | -3.60 | | | * 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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