Individual Calculations April 2020
 Sand, Rolf, Dr.  Total change: -11.00  Rating chartPersonal card
 36. ChessOrg Schachfestival Senioren Bad Woerishofen GER 2020-03-06
RcRownchangeKK*chgGame
 1813 1962 5.00 8 -0.55 20 -11.00 
  Flockerzi, Armin 1707 GER0.501-0.3120-6.20 
  Schnell, Franz 1730 GER0.501-0.2920-5.80 
  Schmidt, Eugen 1809 GER0.501-0.2020-4.00 
  Hahn, Volker, Dr. 1813 GER0.501-0.2020-4.00 
  Huhn, Ulrich 1831 GER1.0010.32206.40 
  Stokes, Paul 1857 ENG0.501-0.1420-2.80 
  Bauer, Wolfgang 1872 GER0.501-0.1220-2.40 
  Engbrecht, Helmut 1884 GER1.0010.39207.80 

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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