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Individual Calculations October 2017 |
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| Liyanage, Pesandu Rashmitha Total change: -41.20 | |   |
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| Southern International Chess Championship 2017 | Galle | SRI | 2017-08-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1541 | 1230 | 1.00 | 4 | 0.43 | 40 | 17.20 | |
|  Lakshitha, H H Sasindu | | | 1630 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Abeysekera, Randika Nuwanthi | | | 1511 | SRI | 0.50 | 1 | 0.34 | 40 | 13.60 | | | Madushanka, W H Harsha | | | 1557 | SRI | 0.50 | 1 | 0.37 | 40 | 14.80 | | | Gunarathna, D A Viraj Darshana | | | 1467 | SRI | 0.00 | 1 | -0.20 | 40 | -8.00 | | | * 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 |
| 1418 | 1230 | 1.00 | 3 | 0.05 | 40 | 2.00 | |
| | Yapa Bandara, Chamodya | | | 1615 | SRI | 0.00 | 1 | -0.09 | 40 | -3.60 | | | Bandara, A J K D | | | 1630 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Wijesinghe, W M Nethmi Sandunika | | | 1008 | SRI | 1.00 | 1 | 0.22 | 40 | 8.80 | | | * 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 |
| 1247 | 1230 | 1.00 | 5 | -1.51 | 40 | -60.40 | |
| | Shourya, Jain | | | 1630 * | IND | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Bandara, T M Himath Indeewara | | | 1008 | SRI | 0.00 | 1 | -0.78 | 40 | -31.20 | | | Jayarathna, Sharada Induwara | | | 1044 | SRI | 0.00 | 1 | -0.74 | 40 | -29.60 | | | Al-Shamsi, Ousha | | | 1494 | UAE | 0.00 | 1 | -0.18 | 40 | -7.20 | | | Desurra, G P Damsilu | | | 1058 | SRI | 1.00 | 1 | 0.27 | 40 | 10.80 | | | * 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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