Rapid: Individual Calculations July 2021
 Petkovic, Jovan  Total change: 80.80  Rating chartPersonal card
 5. ZVEZDIN RAPID Beograd SRB 2021-05-30
RcRownchangeKK*chgGame
 2008 1910 3.00 7 0.30 20 6.00 
  Ivanovic, Nikola f2077 SRB1.0010.722014.40 
  Petrovic, Petar f1947 SRB0.5010.05201.00 
  Cirovic, Zeljko 1810 SRB0.001-0.6420-12.80 
  Jovicic, Radosav 2176 SRB0.001-0.1820-3.60 
  Jovanovic, Aleksandar D 2106 SRB0.5010.25205.00 
  Miljevic, Goran 1703 SRB1.0010.23204.60 
  Djokic, Nenad m2236 SRB0.001-0.1320-2.60 

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)
 
 4.Vidovdanski turnir u sahu Borca - 2021 Borca SRB 2021-06-18
RcRownchangeKK*chgGame
 1829 1910 5.50 9 0.63 20 12.60 
  Djerfi, Karolj f2247 SRB0.001-0.1220-2.40 
  Lukic, Rajko 1557 SRB1.0010.11202.20 
  Gvozden, Nikola 1175 SRB0.001-0.9920-19.80 
  Glisic, Dragoslav R 1529 SRB1.0010.09201.80 
  Kovacic, Vlastimir 2091 SRB1.0010.742014.80 
  Rankov, Petar 2063 SRB0.001-0.3020-6.00 
  Budimirov, Lazar 1691 SRB1.0010.22204.40 
  Arsovic, Jelena wf2023 SRB1.0010.652013.00 
  Lazic, Ljubisa 2083 SRB0.5010.23204.60 

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)
 
 6. ZVEZDIN RAPID Beograd SRB 2021-06-20
RcRownchangeKK*chgGame
 2026 1910 4.50 8 1.67 20 33.40 
  Ignjatovic, Predrag 2263 SRB0.001-0.1120-2.20 
  Stevanovic, Nenad 1688 SRB1.0010.22204.40 
  Jovanovic, Aleksandar D 2073 SRB0.5010.22204.40 
  Stamatovic, Aleksandar 2130 SRB0.5010.28205.60 
  Popadic, Dragan B 2035 SRB1.0010.672013.40 
  Ivanovic, Nikola f2081 SRB0.001-0.2720-5.40 
  Tisma, Ivan 2053 SRB0.5010.19203.80 
  Kostic, Zivojin 1885 SRB1.0010.47209.40 

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)
 
 Vidovdan rapid - Banovci Dunav 2021. Novi Banovci SRB 2021-06-28
RcRownchangeKK*chgGame
 2016 1910 4.50 8 1.44 20 28.80 
  Pucarevic, Milenko f2196 SRB0.001-0.1620-3.20 
  Skopljak, David 1645 SRB1.0010.18203.60 
  Kovacic, Vlastimir 2091 SRB0.001-0.2620-5.20 
  Stankovic, Marija 1761 SRB1.0010.30206.00 
  Stankovic, Milos M f2041 SRB1.0010.682013.60 
  Stosic, Slobodan 1990 SRB0.5010.11202.20 
  Radlovacki, Jovan m2402 SRB0.001-0.0420-0.80 
  Sakotic, Jasna wf2003 SRB1.0010.632012.60 

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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