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Individual Calculations September 2019 |
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| Perera, Sachith Lakshan Total change: 0.00 | |   |
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| 4th SSC Open International Rating chess Championship 2019 | Matara | SRI | 2019-08-03 |
| Rc | Ro | w | n | change | Rp | K | K*chg | Game |
| 1086 | 0 | 2.00 | 6 | 0.00 | 961 | | 0.00 | |
|  Ruwantha, L G Irindu | | | 1048 | SRI | 0.50 | 1 | 0.00 | | 0.00 | |  Wijewickrama, Yenuli Y N | | | 1077 | SRI | 0.00 | 1 | 0.00 | | 0.00 | | | Nemindi, W K Tharanya | | | 1009 | SRI | 1.00 | 1 | 0.00 | | 0.00 | | | Katugampola, A H | | | 1290 | SRI | 0.50 | 1 | 0.00 | | 0.00 | | | Thalgaswatta, Adeesha Denuwan | | | 1068 | SRI | 0.00 | 1 | 0.00 | | 0.00 | | | Samuditha, B Sandes | | | 1021 | SRI | 0.00 | 1 | 0.00 | | 0.00 | |
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 2019 | Anuradhapura | SRI | 2019-08-09 |
| Rc | Ro | w | n | change | Rp | K | K*chg | Game |
| 1119 | 0 | 3.50 | 8 | 0.00 | 1076 | | 0.00 | |
| | Gunawardana, K A D Minidu Methsar | | | 1086 | SRI | 1.00 | 1 | 0.00 | | 0.00 | | | Jayaweera Gamage, Disindu Hansad | | | 1298 | SRI | 0.00 | 1 | 0.00 | | 0.00 | | | Uyanwaththa, W M S B | | | 1119 | SRI | 0.50 | 1 | 0.00 | | 0.00 | | | Alwis, Jenuki | | | 1134 | SRI | 0.50 | 1 | 0.00 | | 0.00 | | | Sakshiyan, N | | | 1064 | SRI | 0.50 | 1 | 0.00 | | 0.00 | | | Jayawardhana, M A C L | | | 1136 | SRI | 0.00 | 1 | 0.00 | | 0.00 | | | Wimalasiri, Y G C Kavindi | | | 1097 | SRI | 0.50 | 1 | 0.00 | | 0.00 | | | Rajapakshe, T D | | | 1019 | SRI | 0.50 | 1 | 0.00 | | 0.00 | |
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) | | | | 9th Kandy Open International Chess Festival 2019 | Kandy | SRI | 2019-08-22 |
| Rc | Ro | w | n | change | Rp | K | K*chg | Game |
| 1088 | 0 | 0.00 | 4 | 0.00 | 288 | | 0.00 | |
| | Thanujana, D M Sinaly | | | 1119 | SRI | 0.00 | 1 | 0.00 | | 0.00 | | | Hewadikaran, Isuka Manudula | | | 1126 | SRI | 0.00 | 1 | 0.00 | | 0.00 | | | Senavirathna, U G D H B | | | 1079 | SRI | 0.00 | 1 | 0.00 | | 0.00 | | | Kahawatta, Senith Thewmina | | | 1028 | SRI | 0.00 | 1 | 0.00 | | 0.00 | |
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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