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Individual Calculations March 2015 |
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| Dahanayake, Isara Banidu Total change: -51.60 | |   |
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| Colombo Chess Festival 2015 | Colombo | SRI | 2015-01-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1418 | 1320 | 0.50 | 5 | -1.49 | 40 | -59.60 | |
|  Thilakarathne, G M H | | | 1720 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Kotalawala, Vinodh | | | 1659 | SRI | 0.00 | 1 | -0.12 | 40 | -4.80 | | | Suranjith, K W A | | | 1538 | SRI | 0.00 | 1 | -0.22 | 40 | -8.80 | | | Udagedarachchi, U A Lathika | | | 1008 | SRI | 0.00 | 1 | -0.86 | 40 | -34.40 | | | Pavalachandran, Ashvini | | | 1165 | SRI | 0.50 | 1 | -0.21 | 40 | -8.40 | | | * 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 Major Division Chess Championship 2015 Colombo | Colombo | SRI | 2015-02-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1481 | 1320 | 2.00 | 6 | 0.20 | 40 | 8.00 | |
| | Fernando, L V M | | | 1626 | SRI | 0.00 | 1 | -0.14 | 40 | -5.60 | | | Mihiranga, K Yasiru | | | 1550 | SRI | 0.50 | 1 | 0.29 | 40 | 11.60 | | | Anojman, S. | | | 1569 | SRI | 0.00 | 1 | -0.19 | 40 | -7.60 | | | Herath, H M S S A | | | 1537 | SRI | 0.00 | 1 | -0.22 | 40 | -8.80 | | | Nikesh, Ravindiran | | | 1072 | SRI | 1.00 | 1 | 0.19 | 40 | 7.60 | | | Lokuge, Prabhath Sandaruwan | | | 1534 | SRI | 0.50 | 1 | 0.27 | 40 | 10.80 | |
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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