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Individual Calculations October 2017 |
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| Indusara, M G Janitha Total change: 124.20 | |   |
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| Southern International Chess Championship 2017 | Galle | SRI | 2017-08-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1399 | 1297 | 3.00 | 6 | 0.54 | 30 | 16.20 | |
|  De Silva, Osheen | | | 1697 * | SRI | 0.00 | 1 | -0.08 | 30 | -2.40 | |  Liyanage, Sethika Linath | | | 1040 | SRI | 0.50 | 1 | -0.32 | 30 | -9.60 | | | Arambawela, T Rehan | | | 1179 | SRI | 1.00 | 1 | 0.34 | 30 | 10.20 | | | Ranasinghe, P M | | | 1634 | SRI | 0.50 | 1 | 0.38 | 30 | 11.40 | | | Dineth, S A Induwara | | | 1147 | SRI | 1.00 | 1 | 0.30 | 30 | 9.00 | | | Miraj, Akila | | | 1697 * | SRI | 0.00 | 1 | -0.08 | 30 | -2.40 | | | * 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) | | | | 8th Kandy Open International Rating Chess Championship 2017 | Kandy | SRI | 2017-08-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1423 | 1297 | 5.00 | 9 | 1.73 | 30 | 51.90 | |
| | Bandara, Dhanushka | | | 1697 * | SRI | 0.00 | 1 | -0.08 | 30 | -2.40 | | | Alahakoon, Sewmini Sathsarani | | | 1047 | SRI | 1.00 | 1 | 0.19 | 30 | 5.70 | | | Wijesinghe, W M Nethmi Sandunika | | | 1008 | SRI | 1.00 | 1 | 0.16 | 30 | 4.80 | | | Wijesinghe, G B | | | 1606 | SRI | 0.00 | 1 | -0.14 | 30 | -4.20 | | | Senevirathne, S D B K | | | 1078 | SRI | 1.00 | 1 | 0.22 | 30 | 6.60 | | | Wettasinha, Vasanta | | | 1697 * | SRI | 1.00 | 1 | 0.92 | 30 | 27.60 | | | Rathnayake, Nuwan Anurada | | | 1576 | SRI | 0.50 | 1 | 0.34 | 30 | 10.20 | | | De Silva, L M S T | | | 1508 | SRI | 0.50 | 1 | 0.27 | 30 | 8.10 | | | Dahanayake, Isara Banidu | | | 1593 | SRI | 0.00 | 1 | -0.15 | 30 | -4.50 | | | * 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) | | | | 2nd West Asian Youth Chess Championship 2017 | Waskaduwa | SRI | 2017-09-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1442 | 1297 | 4.50 | 8 | 1.87 | 30 | 56.10 | |
| | Piyumantha, M Thisal Manjith | | | 1564 | SRI | 0.00 | 1 | -0.18 | 30 | -5.40 | | | Aarna, Chugh | | | 1086 | IND | 1.00 | 1 | 0.23 | 30 | 6.90 | | | Dahanayake, Isara Banidu | | | 1593 | SRI | 0.00 | 1 | -0.15 | 30 | -4.50 | | | Perera, D G D S Vidarsha | | | 1092 | SRI | 1.00 | 1 | 0.24 | 30 | 7.20 | | | Kodithuwakku, Himsara | | | 1541 | SRI | 1.00 | 1 | 0.80 | 30 | 24.00 | | | Wijesinghe, N L C Dojitha | | | 1546 | SRI | 0.50 | 1 | 0.31 | 30 | 9.30 | | | Goyumi, Sasika M W | | | 1617 | SRI | 0.00 | 1 | -0.13 | 30 | -3.90 | | | Al Shamsi, Hamad Naseer | | | 1494 | UAE | 1.00 | 1 | 0.75 | 30 | 22.50 | |
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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