Individual Calculations May 2019
 Halabi, Ibrahim  Total change: -88.80  Rating chartPersonal card
 Deutsche Schach-Amateurmeisterschaft 2018-2019 Q7 C Darmstadt GER 2019-03-29
RcRownchangeKK*chgGame
 1856 1811 2.00 5 -0.18 40 -7.20 
  Thomele, Michael 1851 GER1.0010.564022.40 
  Rose, Torsten 1870 GER0.001-0.4240-16.80 
  Klugstedt, Vincent C. 1880 GER0.5010.10404.00 
  Goetze, Thilo 1838 GER0.5010.04401.60 
  Franzenburg, Maria 1842 GER0.001-0.4640-18.40 

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)
 
 GRENKE Chess Open 2019 B-Open Karlsruhe GER 2019-04-18
RcRownchangeKK*chgGame
 1582 1811 5.00 9 -2.04 40 -81.60 
  Van Der Valk, Reiner, Dr. 1535 GER1.0010.17406.80 
  Kokowski, Kevin 1428 GER0.001-0.9140-36.40 
  Kissel, Ralf 1613 GER0.501-0.2640-10.40 
  Mueller, Paul 1653 GER1.0010.294011.60 
  Zha, Kevin 1567 GER0.001-0.8040-32.00 
  Raghavan, Badrinarayanan, Dr. 1627 GER0.001-0.7440-29.60 
  Tjin A Lien, Ike 1616 NED1.0010.254010.00 
  Lehmann, Tornalf 1656 GER1.0010.294011.60 
  Karakol, Kerim 1539 GER0.501-0.3340-13.20 

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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