Individual Calculations September 2019
 Grineva, Marianna  Total change: -2.60  Rating chartPersonal card
 Riga Technical University Open 2019 - Tournament A Riga LAT 2019-08-05
 2100 2025 3.50 9 -0.13 20 -2.60 
  Runets, Ivan 2329 BLR0.001-0.1420-2.80 
  Smirnova, Ekaterina wm2213 RUS0.5010.24204.80 
  Krustkalns, Kristaps f2203 LAT0.001-0.2720-5.40 
  Kanakova, Natalie wm2214 CZE0.001-0.2520-5.00 
  Leriche, Ines 1923 FRA0.001-0.6420-12.80 
  Patel, Palak 1743 IND1.0010.16203.20 
  Altunbay, Onder 1915 TUR1.0010.35207.00 
  Tomaszewski, Roman m2205 POL1.0010.742014.80 
  Juknis, Paulius 2159 LTU0.001-0.3220-6.40 

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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