Individual Calculations May 2015
 Petrosian, Tigran L.  Total change: -16.90  Rating chartPersonal card
 Aeroflot Open 2015 A Moscow RUS 2015-03-27
RcRownchangeKK*chgGame
 2573 2671 4.50 9 -1.19 10 -11.90 
  Kotronias, Vasilios g2565 GRE1.0010.36103.60 
  Ponkratov, Pavel g2613 RUS0.001-0.5810-5.80 
  Bluebaum, Matthias m2576 GER0.501-0.1310-1.30 
  Ernst, Sipke g2530 NED1.0010.31103.10 
  Svetushkin, Dmitry g2592 MDA1.0010.39103.90 
  Lu, Shanglei g2570 CHN0.501-0.1410-1.40 
  Anton Guijarro, David g2614 ESP0.501-0.0810-0.80 
  Salem, A.r. Saleh g2603 UAE0.001-0.5910-5.90 
  Idani, Pouya g2496 IRI0.001-0.7310-7.30 

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)
 
 17th Dubai Open Chess Tournament 2015 Dubai UAE 2015-04-06
RcRownchangeKK*chgGame
 2477 2660 6.00 9 -0.50 10 -5.00 
  Mohannad, Farhan f2260  * JOR1.0010.08100.80 
  Petrosyan, Manuel m2427 ARM0.501-0.2910-2.90 
  Sundararajan, Kidambi g2419 IND1.0010.20102.00 
  Ipatov, Alexander g2614 TUR0.001-0.5610-5.60 
  Karavade, Eesha mwg2403 IND1.0010.18101.80 
  Nigalidze, Gaioz m2566 GEO1.0010.37103.70 
  McHedlishvili, Mikheil g2595 GEO0.501-0.0910-0.90 
  Shimanov, Aleksandr g2601 RUS0.001-0.5810-5.80 
  Laxman, R.r. g2409 IND1.0010.19101.90 
 * 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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