Individual Calculations August 2015
 Van Niekerk, Megan  Total change: -18.40  Rating chartPersonal card
 Commonwealth Chess Championship 2015 New Delhi IND 2015-06-22
RcRownchangeKK*chgGame
 1876 1568 2.00 8 0.81 40 32.40 
  Arpita, Mukherjee wf1968  * IND0.001-0.0840-3.20 
  Toshali, V 1853 IND0.001-0.1640-6.40 
  Dave, Sneh 1791 IND1.0010.784031.20 
  Ojas, Kulkarni 1952 IND0.5010.414016.40 
  Chevannes, Sabrina L wm1968  * ENG0.001-0.0840-3.20 
  Panesar, Vedant 1835 IND0.5010.324012.80 
  Shenvi, Pratik 1863 IND0.001-0.1540-6.00 
  Nehete, Akshay S 1775 IND0.001-0.2340-9.20 
 * 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)
 
 South African Open Chess Championships 2015 Cape Town RSA 2015-07-03
RcRownchangeKK*chgGame
 1678 1568 0.50 5 -1.27 40 -50.80 
  Van Zyl-Rudd, Jack 1693 RSA0.001-0.3340-13.20 
  Van Wyngaard, Liam 1505 RSA0.501-0.0940-3.60 
  Essop, Hishaam 1725 RSA0.001-0.2940-11.60 
  Schutte, Rico 1760 RSA0.001-0.2540-10.00 
  Samuel, Caleb 1707 RSA0.001-0.3140-12.40 

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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