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Individual Calculations September 2017 |
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| Prabajith, Asela Total change: -57.60 | |   |
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| 4th Sri Lanka National Amateur International Rating Chess Championships 2017 | Colombo | SRI | 2017-08-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1524 | 1820 | 6.00 | 9 | -1.50 | 20 | -30.00 | |
|  Kaluarachchi, K A P M | | | 1420 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Arachchi, C S A | | | 1420 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Perera, L Lithmal Wansika | | | 1568 | SRI | 1.00 | 1 | 0.19 | 20 | 3.80 | | | Thenuka, Kuruwita Gamalathge Kin | | | 1578 | SRI | 0.00 | 1 | -0.80 | 20 | -16.00 | | | Nethsara, W M Daham | | | 1420 * | SRI | 0.50 | 1 | -0.42 | 20 | -8.40 | | | Kodithuwakku, Himsara | | | 1502 | SRI | 0.50 | 1 | -0.37 | 20 | -7.40 | | | Sathmina, S L Lalindu | | | 1420 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Jayawardana, Lasal | | | 1669 | SRI | 1.00 | 1 | 0.30 | 20 | 6.00 | | | Pallie, Tuan Ehshan | | | 1718 | SRI | 0.00 | 1 | -0.64 | 20 | -12.80 | | | * 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) | | | | Sri Lanka Open International Rating Chess Championship 2017 | Kurunegala | SRI | 2017-08-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1519 | 1820 | 6.00 | 9 | -1.38 | 20 | -27.60 | |
| | Peiris, T H M D R G | | | 1420 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Dissanayake , Sithila C | | | 1420 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Vithanage, I A | | | 1532 | SRI | 1.00 | 1 | 0.16 | 20 | 3.20 | | | Vijayeendra, Y G | | | 2116 | IND | 0.00 | 1 | -0.15 | 20 | -3.00 | | | Rathnayake , K G | | | 1464 | SRI | 0.00 | 1 | -0.89 | 20 | -17.80 | | | Dissanayaka, Yadeesha Rashmane | c | | 1420 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Abeysinghe, H M H Janandani | | | 1458 | SRI | 0.00 | 1 | -0.90 | 20 | -18.00 | | | Rajasinghe, R M Gayan | | | 1420 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | De Silva, M Manindu Chanthil | | | 1420 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | * 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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