Individual Calculations April 2020
 Ovadia, Tomer  Total change: 28.00  Rating chartPersonal card
 Herzliya Winter 2020 Under 2000 Herzliya ISR 2020-01-06
RcRownchangeKK*chgGame
 1458 1367 4.00 9 0.59 40 23.60 
  Lahav, Doron 1596 ISR0.5010.294011.60 
  Tenenbaum, Aharon 1549 ISR1.0010.744029.60 
  Hershkovich, Benny 1489 ISR0.5010.17406.80 
  Michaeli, Omri 1446 ISR0.001-0.3940-15.60 
  Qasem, Muhamad Mody 1424 ISR0.001-0.4240-16.80 
  Maor, Moshe 1253 ISR0.001-0.6640-26.40 
  Cohen, Yaacov 1381 ISR1.0010.524020.80 
  Milatin, Zvi 1483 ISR0.001-0.3440-13.60 
  Cohen, Dvir 1501 ISR1.0010.684027.20 

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)
 
 Liga Beit Herzeliya 2020 Round 4 Various ISR 2020-03-19
RcRownchangeKK*chgGame
 1461 1383 0.50 1 0.11 40 4.40 
  Rachamim, Doron 1461 ISR0.5010.11404.40 

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)
 

 

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