Individual Calculations September 2017
 Stoyanov, Boris  Total change: -101.20  Rating chartPersonal card
 104th British Championships Under 10 Llandudno ENG 2017-07-30
RcRownchangeKK*chgGame
 1323 1426 0.00 2 -1.28 40 -51.20 
  Birks, Joe H 1367 ENG0.001-0.5840-23.20 
  Vinayak, Vedh 1279 ENG0.001-0.7040-28.00 

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)
 
 104th British Championships Under 1750 Llandudno ENG 2017-07-31
RcRownchangeKK*chgGame
 1641 1426 1.00 2 0.54 40 21.60 
  Grice, Alec 1667 ENG1.0010.804032.00 
  Karia, Kamlesh 1614 ENG0.001-0.2640-10.40 

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)
 
 53rd Berks & Bucks Chess Congress Challengers Maidenhead ENG 2017-08-26
RcRownchangeKK*chgGame
 1594 1426 0.00 6 -1.79 40 -71.60 
  Watson, Jacob 1780 ENG0.001-0.1140-4.40 
  Watson, Mikey J 1724 ENG0.001-0.1540-6.00 
  Shenbagakumar, Gautham 1340 ENG0.001-0.6240-24.80 
  Parry, Jacques H 1584 ENG0.001-0.2940-11.60 
  Verma, Shlok 1596 ENG0.001-0.2840-11.20 
  Thatte, Nishchal 1541 ENG0.001-0.3440-13.60 

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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