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Individual Calculations March 2015 |
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| Dahanayake, Kalindu Total change: -29.60 | |   |
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| Colombo Chess Festival 2015 | Colombo | SRI | 2015-01-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1502 | 1436 | 1.50 | 5 | -0.64 | 40 | -25.60 | |
|  Madushanka, Harsha | | | 1830 | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Pathiranage, Osanda Chalamuthu | | | 1095 | SRI | 1.00 | 1 | 0.12 | 40 | 4.80 | | | Herath, H M A K | | | 1755 | SRI | 0.50 | 1 | 0.37 | 40 | 14.80 | | | Gamage, H Charanga Jithmal | | | 1597 | SRI | 0.00 | 1 | -0.29 | 40 | -11.60 | | | Abeywardana, Hasandi Yapa | | | 1235 | SRI | 0.00 | 1 | -0.76 | 40 | -30.40 | |
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 Major Division Chess Championship 2015 Colombo | Colombo | SRI | 2015-02-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1387 | 1436 | 5.00 | 9 | -0.10 | 40 | -4.00 | |
| | Perera, Sehath Sanvidu R A D | | | 1111 | SRI | 1.00 | 1 | 0.13 | 40 | 5.20 | | | Kavinda, Akila | | | 1836 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Mathes Arachchi , Bhanila M | | | 1211 | SRI | 1.00 | 1 | 0.22 | 40 | 8.80 | | | Kumarapathirana, V Lakvin | | | 1131 | SRI | 1.00 | 1 | 0.14 | 40 | 5.60 | | | Mehalathan, Sivakumar | | | 1654 | SRI | 0.00 | 1 | -0.22 | 40 | -8.80 | | | Wijayasuriya, Pulindu Thewmika | | | 1263 | SRI | 1.00 | 1 | 0.27 | 40 | 10.80 | | | Yaparathne, B K B | | | 1658 | SRI | 0.00 | 1 | -0.22 | 40 | -8.80 | | | Dissanayake, Kamesh Janaja | | | 1367 | SRI | 0.00 | 1 | -0.60 | 40 | -24.00 | | | Vidyarathna, Anjitha | | | 1253 | SRI | 1.00 | 1 | 0.26 | 40 | 10.40 | | | * 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) | | |
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