Individual Calculations February 2023
 Pechac, Jergus  Total change: -42.90  Rating chartPersonal card
 Extraliga 2022-2023 r5-6 various CZE 2023-01-07
RcRownchangeKK*chgGame
 2544 2637 1.50 2 0.24 10 2.40 
  Michalik, Peter g2588 CZE1.0010.43104.30 
  Sahidi, Samir m2499 SVK0.501-0.1910-1.90 

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)
 
 Tata Steel Challengers 2023 Wijk aan Zee NED 2023-01-13
RcRownchangeKK*chgGame
 2576 2637 3.00 13 -4.53 10 -45.30 
  Warmerdam, Max g2616 NED0.001-0.5310-5.30 
  Tabatabaei, M. Amin g2686 IRI0.001-0.4310-4.30 
  Beerdsen, Thomas m2515 NED0.501-0.1710-1.70 
  Donchenko, Alexander g2627 GER0.001-0.5110-5.10 
  Sindarov, Javokhir g2654 UZB0.001-0.4810-4.80 
  Vaishali, Rameshbabu mwg2425 IND0.001-0.7710-7.70 
  Adhiban, B. g2610 IND1.0010.46104.60 
  Ivic, Velimir g2585 SRB0.001-0.5710-5.70 
  Supi, Luis Paulo g2608 BRA0.501-0.0410-0.40 
  Roebers, Eline m2361 NED0.501-0.3310-3.30 
  Yilmaz, Mustafa g2609 TUR0.501-0.0410-0.40 
  Mishra, Abhimanyu g2559 USA0.001-0.6110-6.10 
  L`ami, Erwin g2627 NED0.001-0.5110-5.10 

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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