Individual Calculations February 2018
 Arvind, C.j.  Total change: -18.80  Rating chartPersonal card
 27th Annual North American Open Las Vegas, Nevada USA 2017-12-26
RcRownchangeKK*chgGame
 2147 2166 4.00 9 -0.65 20 -13.00 
  Mitkov, Nikola g2461 MKD0.001-0.1520-3.00 
  Ravuri, Vinesh 2003 USA0.001-0.7220-14.40 
  Chang, Eliam Huai-Yang 1841 USA1.0010.13202.60 
  Johnston, Daniel 2022 USA1.0010.31206.20 
  Niemann, Hans f2297 USA0.5010.18203.60 
  Young, Angelo m2273 PHI0.001-0.3520-7.00 
  Hullahalli, Adarsh 1901 USA1.0010.18203.60 
  Ramazian, Arshak f2244 ARM0.5010.11202.20 
  Atoufi, Pedram f2284 IRI0.001-0.3420-6.80 

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)
 
 2018 Cardinal Open Columbus, Ohio USA 2018-01-26
RcRownchangeKK*chgGame
 2091 2166 1.50 3 -0.29 20 -5.80 
  Opaska, Michael 1942 USA1.0010.22204.40 
  Van Meter, Lester f2058 USA0.501-0.1520-3.00 
  Shen, Christopher c2272 USA0.001-0.3620-7.20 

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)
 

 

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