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Individual Calculations March 2018 |
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| De Silva, J I Ajantha Total change: -30.60 | |   |
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| Kaluthara International Chess Festival 2018 | Kaluthara | SRI | 2018-01-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1318 | 1383 | 3.50 | 7 | -0.68 | 20 | -13.60 | |
|  Gamage, Liviru Hansana | | | 1105 | SRI | 1.00 | 1 | 0.17 | 20 | 3.40 | |  Peiris, T G M | | | 1783 * | SRI | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Weerawardana, Ushan Thashitha K | | | 1124 | SRI | 1.00 | 1 | 0.18 | 20 | 3.60 | | | Samaranayaka, M L G | | | 1135 | SRI | 0.50 | 1 | -0.31 | 20 | -6.20 | | | Ekanayake, D S | | | 1204 | SRI | 1.00 | 1 | 0.27 | 20 | 5.40 | | | Wettasinha, Vasanta | | | 1710 | SRI | 0.00 | 1 | -0.13 | 20 | -2.60 | | | Damsara, U G S T | | | 1163 | SRI | 0.00 | 1 | -0.78 | 20 | -15.60 | | | * 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) | | | | Sri Lanka National (Major Division) Chess Championship 2018 - Colombo Event | Colombo | SRI | 2018-02-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1290 | 1383 | 3.50 | 7 | -0.85 | 20 | -17.00 | |
| | Adimali, Uvindu Nipunitha | | | 1039 | SRI | 1.00 | 1 | 0.12 | 20 | 2.40 | | | Perera, Derrick V. | | | 1783 * | SRI | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Ponnamperuma, Weraka Vasath | | | 1137 | SRI | 0.50 | 1 | -0.31 | 20 | -6.20 | | | Wimaladharma, W Jithain Oshadha | | | 1117 | SRI | 1.00 | 1 | 0.18 | 20 | 3.60 | | | Ranaraja, R S W M Saumya P | | | 1068 | SRI | 1.00 | 1 | 0.14 | 20 | 2.80 | | | Jayaweera, Y | | | 1746 | SRI | 0.00 | 1 | -0.10 | 20 | -2.00 | | | Perera, Mulina | | | 1143 | SRI | 0.00 | 1 | -0.80 | 20 | -16.00 | | | * 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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