Individual Calculations February 2023
 McDonald, Margaret  Total change: -44.60  Rating chartPersonal card
 90e Open Fide Interchess de trois rondes -1800 Elo PARIS FRA 2023-01-14
RcRownchangeKK*chgGame
 1191 1169 1.00 2 0.06 20 1.20 
  Lazier, Patrick 1299 FRA0.001-0.3220-6.40 
  Jusseaume, Marc 1083 FRA1.0010.38207.60 

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)
 
 2nd Ali Abu Khalil Memorial Master Sharjah UAE 2023-01-15
RcRownchangeKK*chgGame
 1344 1169 0.00 5 -1.57 20 -31.40 
  Safin, Safarullakhan 1460 IND0.001-0.1520-3.00 
  Felix, Winnie 1634 PHI0.001-0.0520-1.00 
  Mokhtar, Omar. 1393 SYR0.001-0.2220-4.40 
  Spivakovskyy, Sergiy 1095 UKR0.001-0.6020-12.00 
  Zayid, Faisal Albalushi 1136 UAE0.001-0.5520-11.00 

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)
 
 91e Open Fide Interchess de trois rondes -1800 Elo PARIS FRA 2023-01-28
RcRownchangeKK*chgGame
 1272 1169 0.00 2 -0.72 20 -14.40 
  Chassang, Baptiste 1257 FRA0.001-0.3820-7.60 
  Fabre, Guy 1286 FRA0.001-0.3420-6.80 

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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