Individual Calculations September 2015
 Seneviratne, Nivin Sithija  Total change: 40.00  Rating chartPersonal card
 National Amateur Chess Championship 2015 Colombo SRI 2015-08-05
RcRownchangeKK*chgGame
 1348 1039 1.00 5 0.25 40 10.00 
  Gunasinghe, W A T S 1439  * SRI0.001-0.0840-3.20 
  Theekshana, H G Denuwan 1439  * SRI0.001-0.0840-3.20 
  Karunarathne, D D W Gamini 1303 SRI1.0010.824032.80 
  Kalinga, Kalindu Kusalwin 1348 SRI0.001-0.1440-5.60 
  Jayatissa, Chanuth Devnaka 1211 SRI0.001-0.2740-10.80 
 * 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)
 
 Sri Lanka Open Chess Championship 2015 Colombo SRI 2015-08-20
RcRownchangeKK*chgGame
 1310 1039 2.00 7 0.75 40 30.00 
  Pradeep, Kumar R A 1439  * IND0.001-0.0840-3.20 
  Dahampriya, H K T Dewnethmie 1339 SRI0.001-0.1540-6.00 
  Selvakumar, Thangarajah 1336 SRI0.001-0.1540-6.00 
  Wankhade, Sanskruti wc1350 IND0.5010.364014.40 
  Kodithuwakku, Lisara 1255 SRI0.5010.284011.20 
  Bihansith, Sachina 1239 SRI0.5010.264010.40 
  Rulach, Ryan 1214 SRI0.5010.23409.20 
 * 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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