Individual Calculations April 2015
 Rothenhagen, Siegfried  Total change: 6.20  Rating chartPersonal card
 ChessOrg Schachfestival 2015 Seniorenturnier Bad Woerishofen GER 2015-02-27
RcRownchangeKK*chgGame
 1844 1807 3.50 7 0.31 20 6.20 
  Mittermaier, Walter 2088 GER0.5010.34206.80 
  Goris, Ton 2043 NED0.001-0.2020-4.00 
  Bretscher, Robert 1645 SUI1.0010.29205.80 
  Krotofil, Kurt 1965 GER0.001-0.2920-5.80 
  Wraga, Teresa 1617 GER0.501-0.2520-5.00 
  Gulinelli, Euro 1624 ITA1.0010.26205.20 
  Huhn, Ulrich 1925 GER0.5010.16203.20 

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)
 

 

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