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Individual Calculations September 2015 |
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| Wijesuriya, G P Y Total change: 17.20 | |   |
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| National Women's Amateur Chess Championship 2015 | Colombo | SRI | 2015-08-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1219 | 1384 | 5.00 | 8 | -0.67 | 40 | -26.80 | |
|  Bandara, Vineli Thevinya | | | 1171 | SRI | 0.00 | 1 | -0.77 | 40 | -30.80 | | | Sanudula, K M Dahamdi | | | 1180 | SRI | 1.00 | 1 | 0.24 | 40 | 9.60 | |  Ekanayaka, Achinthya | | | 1147 | SRI | 1.00 | 1 | 0.20 | 40 | 8.00 | | | De Silva, Thenuki Hirunima | | | 1106 | SRI | 1.00 | 1 | 0.17 | 40 | 6.80 | | | Wijesinghe, W A D Sumudu | | | 1261 | SRI | 1.00 | 1 | 0.33 | 40 | 13.20 | | | Askey, Roshell Nathasha | | | 1528 | SRI | 0.00 | 1 | -0.31 | 40 | -12.40 | | | Rathnayake, Nevindi Gihansa | | | 1218 | SRI | 0.50 | 1 | -0.22 | 40 | -8.80 | | | Jayasundara, K M Sohanee Divyana | | | 1137 | SRI | 0.50 | 1 | -0.31 | 40 | -12.40 | |
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 Open Chess Championship 2015 | Colombo | SRI | 2015-08-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1336 | 1384 | 5.00 | 7 | 1.10 | 40 | 44.00 | |
| | Pathmasiri, R D I S | | | 1063 | SRI | 1.00 | 1 | 0.13 | 40 | 5.20 | | | Madusanka, L D P | | | 1740 | SRI | 0.00 | 1 | -0.11 | 40 | -4.40 | | | Thilakarathne, Malidu Amodya | | | 1170 | SRI | 1.00 | 1 | 0.23 | 40 | 9.20 | | | Prasanna, H G Ajith | | | 1083 | SRI | 1.00 | 1 | 0.15 | 40 | 6.00 | | | Theekshana, H G Denuwan | | | 1574 | SRI | 0.00 | 1 | -0.25 | 40 | -10.00 | | | Wijesekara, Himaya | | | 1190 | SRI | 1.00 | 1 | 0.25 | 40 | 10.00 | | | Siriwardena, G T D | | | 1534 | SRI | 1.00 | 1 | 0.70 | 40 | 28.00 | |
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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