Individual Calculations May 2017
 Mathes Arachchi , Bhanila M  Total change: 34.00  Rating chartPersonal card
 Sri Lanka Major Division Championship 2017 - Colombo Colombo SRI 2017-03-30
RcRownchangeKK*chgGame
 1380 1330 3.00 6 0.27 40 10.80 
  Peiris, T Shakya Imanjith 1018 SRI0.501-0.3640-14.40 
  Egodage, Thilina 1730  * SRI0.5010.424016.80 
  Chandrasiri, Vajira Saroj 1659 SRI0.001-0.1240-4.80 
  Samaraweera, Dimuth Indeepa 1170 SRI1.0010.294011.60 
  Sooriyaarachchi, Isuru Madusha 1583 SRI0.5010.314012.40 
  Nanayakkara, Janindu 1119 SRI0.501-0.2740-10.80 
 * 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)
 
 Colombo Chess Festival 2017 Colombo SRI 2017-04-06
RcRownchangeKK*chgGame
 1397 1330 4.50 7 1.44 40 57.60 
  Galagamaarachchi, A S 1730  * SRI0.001-0.0840-3.20 
  Kaluarachchi, K A P M 1042 SRI1.0010.16406.40 
  De Silva, Osheen 1730  * SRI0.001-0.0840-3.20 
  Bandara, Senomi Imethma 1095 SRI1.0010.21408.40 
  Pathmanathan, T 1135 SRI1.0010.254010.00 
  Dahanayake, Kalindu 1604 SRI1.0010.834033.20 
  Gamage, Randula Navodya 1441 SRI0.5010.15406.00 
 * 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)
 
 National Youth Chess Championship 2017 - Under 12 Boys Colombo SRI 2017-04-17
RcRownchangeKK*chgGame
 1122 1330 4.50 7 -0.86 40 -34.40 
  Wijesinghe, Senan 1027 SRI1.0010.14405.60 
  Rathnakumara, H M T N 1114 SRI1.0010.22408.80 
  Padukka, P V Gayuru Hansana 1157 SRI0.001-0.7340-29.20 
  Hewage, Dinupa Adithya 1103 SRI1.0010.21408.40 
  Dharmasena, S B T V 1191 SRI1.0010.314012.40 
  Weerasinghe, Sethum 1108 SRI0.501-0.2840-11.20 
  Nabil Nazar, Mohamed 1151 SRI0.001-0.7340-29.20 

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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