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Individual Calculations March 2018 |
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| Alahakoon, T N Total change: 0.60 | |   |
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| Kaluthara International Chess Festival 2018 | Kaluthara | SRI | 2018-01-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1575 | 1747 | 6.00 | 8 | 0.40 | 20 | 8.00 | |
|  Hettiarachchi, D W K | | | 1347 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Weerasinghe, Ruwan Prasanka | | | 1347 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Jeyanthan, Krishna Rahul | | | 1539 | SRI | 0.50 | 1 | -0.27 | 20 | -5.40 | | | Jayanka, L P P R | | | 1458 | SRI | 1.00 | 1 | 0.16 | 20 | 3.20 | | | Priyankara, Chamil | | | 2023 | SRI | 0.00 | 1 | -0.17 | 20 | -3.40 | | | De Silva, Chamindra | | | 1564 | SRI | 1.00 | 1 | 0.26 | 20 | 5.20 | | | Kodikara, K K M Sachintha | | wf | 1583 | SRI | 1.00 | 1 | 0.28 | 20 | 5.60 | | | Jayaweera, C L | | | 1736 | SRI | 0.50 | 1 | -0.02 | 20 | -0.40 | | | * 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) | | | | Sri Lanka National (Major Division) Chess Championship 2018 - Galle Event | Galle | SRI | 2018-02-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1403 | 1747 | 4.00 | 5 | -0.37 | 20 | -7.40 | |
| | Rupasinghe, S S S | | | 1347 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Nimsanda, K H Savitha | | | 1347 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Sanjaya, W M Lankanath | | | 1347 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Fernando, T Upul Sampath | | | 1386 | SRI | 0.50 | 1 | -0.40 | 20 | -8.00 | | | Piyumantha, M Thisal Manjith | | | 1588 | SRI | 0.50 | 1 | -0.21 | 20 | -4.20 | | | * 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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