Individual Calculations September 2021
 Steel Stephen, Daniel Alberto  Total change: -31.00  Rating chartPersonal card
 Unidad y Esperanza Distrito Nacional DOM 2021-07-29
RcRownchangeKK*chgGame
 1846 1859 0.50 4 -1.55 20 -31.00 
  Cruz Nina, Engels 1595 DOM0.501-0.3220-6.40 
  Mesa Cruz, Juan Carlos 2040 DOM0.001-0.2620-5.20 
  De Los Santos Nunez, Eddy 2112 DOM0.001-0.1920-3.80 
  Perdomo, Pedro 1637 USA0.001-0.7820-15.60 

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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