Individual Calculations January 2014
 Szefer, Michal  Total change: -18.30  Rating chartPersonal card
 130th YMCA Autumn 2013-B Warszawa POL 2013-09-09
RcRownchangeKK*chgGame
 1866 1946 5.50 11 -1.22 15 -18.30 
  Rozowski, Marcin 1890 POL0.001-0.5815-8.70 
  Rusin, Ryszard 1898 POL0.501-0.0715-1.05 
  Praczukowski, Stanislaw 1862 POL1.0010.38155.70 
  Rzepecka, Dorota 1829 POL1.0010.34155.10 
  Safanowski, Tomasz 1906 POL0.001-0.5615-8.40 
  Potocki, Karol 1876 POL1.0010.40156.00 
  Barc, Michal 1841 POL0.501-0.1415-2.10 
  Koziol, Pawel 1879 POL0.001-0.5915-8.85 
  Grabowicz, Marcin 1852 POL0.501-0.1315-1.95 
  Borkowski, Adam 1816 POL1.0010.32154.80 
  Jachimiak, Wojciech 1880 POL0.001-0.5915-8.85 

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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