Individual Calculations February 2018
 Welsh, Michael  Total change: -58.60  Rating chartPersonal card
 3. Internationales Spandauer Weihnachtsopen Berlin GER 2017-12-27
RcRownchangeKK*chgGame
 1769 2038 4.00 6 -0.92 20 -18.40 
  Knape, Albert 1638  * GER0.501-0.4220-8.40 
  Arndt, Nino 1744 GER1.0010.15203.00 
  Kreutz, Jonas 1811 GER0.501-0.2920-5.80 
  Mathow, Hermann Thomas M 1785 BRA1.0010.19203.80 
  Andersen, Guttorm 1845 NOR0.501-0.2520-5.00 
  Moewisch, Dave 1793 GER0.501-0.3020-6.00 
 * Rating difference of more than 400. Please read more at FIDE Handbook

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)
 
 Deutsche Schach-Amateurmeisterschaft 2017-2018 Q4 B Hamburg GER 2018-01-05
RcRownchangeKK*chgGame
 1950 2043 1.00 5 -2.13 20 -42.60 
  Schmidt, Peter 1933 GER0.001-0.6520-13.00 
  Helms, Sven 1966 GER0.501-0.1120-2.20 
  Kolthoff, Siegmund 2005 GER0.001-0.5520-11.00 
  Hommer, Jeremy 1975 GER0.001-0.5920-11.80 
  Winkler, Finn Lukas 1870 GER0.501-0.2320-4.60 

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)
 
 Landesliga Hamburg 2017/2018 January 2018 Hamburg GER 2018-01-21
RcRownchangeKK*chgGame
 2131 2043 0.50 1 0.12 20 2.40 
  Cording, Thomas 2131 GER0.5010.12202.40 

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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