Individual Calculations April 2017
 Marrero Calderin, Arturo  Total change: 0.40  Rating chartPersonal card
 Miguel Aleman in Memoriam U18 M La Habana CUB 2017-03-10
 1850 1843 4.00 8 0.01 40 0.40 
  Alonso Garcia, Frank Obel 1501 CUB1.0010.12404.80 
  Rodriguez Gutierrez, Brayans 2168 CUB0.001-0.1340-5.20 
  Mederos Gonzalez, Rodrigo 2187 CUB0.5010.384015.20 
  Pompa Vega, Dannier De Jesus 1850 CUB0.001-0.4940-19.60 
  Padilla More, Gabriel 1725 CUB0.501-0.1640-6.40 
  Guevara Fernandez, Livan 1679 CUB1.0010.284011.20 
  Menendez Mallet, Jhon Maykol 1819 CUB0.001-0.5340-21.20 
  Rodriguez Zayas, Jonan 1871 CUB1.0010.544021.60 

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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