Individual Calculations April 2009
 Gerhards, Walter  Total change: 21.00  Rating chartPersonal card
 19th Seefeld Open Seefeld AUT 2008-09-05
RcRownchangeKK*chgGame
 2041 1982 3.50 8 0.17 15 2.55 
  Herbold, Manfred 2156 GER0.001-0.2715-4.05 
  Meertens, Martin 2180 GER0.001-0.2415-3.60 
  Aab, Manfred 1846 GER1.0010.32154.80 
  Schmidt, Wolfgang f2268 GER0.001-0.1615-2.40 
  Loew, Bernd 1632 GER1.0010.11151.65 
  Erhart, Uwe 2107 GER0.5010.17152.55 
  Neubauer, Kai 2016 ITA1.0010.55158.25 
  Breedveld, Andre 2121 NED0.001-0.3115-4.65 

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)
 
 25.ChessOrg Schachfestival Open Bad Woerishofen GER 2009-03-05
RcRownchangeKK*chgGame
 2103 1953 4.00 9 1.23 15 18.45 
  Rahls, Peter f2263 GER0.001-0.1415-2.10 
  Kuhn, Hans 1603 GER1.0010.11151.65 
  Schiffer, Steve 2152 GER1.0010.761511.40 
  Herbold, Manfred 2151 GER1.0010.761511.40 
  Stabolewski, Andreas 2281 GER0.001-0.1315-1.95 
  Santl, Anton 2149 GER0.001-0.2515-3.75 
  Hauff, Andre 2095 GER1.0010.691510.35 
  Wittfoth, Kai-Uve 2156 GER0.001-0.2415-3.60 
  Bogner, Norbert 2075 GER0.001-0.3315-4.95 

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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