Individual Calculations January 2018
 Rahman, Ziaur  Total change: -12.70  Rating chartPersonal card
 Omicon Group 43rd National A Chess Championship-2017 Dhaka BAN 2017-11-21
RcRownchangeKK*chgGame
 2259 2485 8.50 13 -1.51 10 -15.10 
  Rahman, Syed Mahfuzur f2114 BAN1.0010.10101.00 
  Mollah Abdullah, Al Rakib g2455 BAN0.001-0.5410-5.40 
  Md., Sharif Hossain 2224 BAN1.0010.18101.80 
  Ghosh, Chanchal Kumer c2140 BAN1.0010.11101.10 
  Mohammad, Minhaz Uddin m2398 BAN1.0010.38103.80 
  Islam, Kh. Aminul f2222 BAN1.0010.18101.80 
  Mehdi, Hasan Parag f2227 BAN0.501-0.3210-3.20 
  Shamima, Akter wm2172 BAN1.0010.14101.40 
  Mohammad Fahad, Rahman f2218 BAN0.001-0.8210-8.20 
  Hossain, Enamul g2449 BAN0.501-0.0510-0.50 
  Ahmed, Sk. Nasir f2253 BAN1.0010.21102.10 
  S, M Sharon 2177 BAN0.001-0.8610-8.60 
  Abu Sufian, Shakil m2322 BAN0.501-0.2210-2.20 

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)
 
 S. A. Group of Companies Ltd Premier Division Chess League-2017 Dhaka BAN 2017-12-09
RcRownchangeKK*chgGame
 2124 2485 6.50 7 0.24 10 2.40 
  Bose, Protul Chandra 2118 BAN1.0010.10101.00 
  Mohammed Abdul, Malek f2169 BAN0.501-0.3710-3.70 
  Khan, Nazrana wf2085  * BAN1.0010.08100.80 
  Md. Shafiqul, Islam 2085  * BAN1.0010.08100.80 
  Md. Shawket Bin, Osman Shaon 2103 BAN1.0010.09100.90 
  Shamima, Akter wm2207 BAN1.0010.17101.70 
  Hossain, Delwar 2102 BAN1.0010.09100.90 
 * 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)
 

 

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