Individual Calculations January 2009
 Posedaru, Bogdan  Total change: -24.45  Rating chartPersonal card
 European Youth Chess Championship 2008 - Boys U18 Herceg Novi MNE 2008-09-15
RcRownchangeKK*chgGame
 2214 2244 4.50 9 -0.27 15 -4.05 
  Piorun, Kacper f2445 POL0.001-0.2415-3.60 
  Homatidis, Panagiotis 2039 GRE1.0010.24153.60 
  Samolins, Vitalijs 2444 LAT0.5010.26153.90 
  Bojchev, Marian f2406 BUL0.001-0.2915-4.35 
  Kvisla, Johannes Luangtep 2180 NOR0.001-0.5915-8.85 
  Acarbay, Aydin 1894 TUR1.0010.11151.65 
  Nitelea, Barbu Alexandru 2066 ROU0.501-0.2315-3.45 
  Green, Andrew D 2038 SCO1.0010.24153.60 
  Potapov, Pavel m2418 RUS0.5010.23153.45 

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)
 
 World Youth Chess Championships 2008 - Open 18 Vung Tau VIE 2008-10-20
RcRownchangeKK*chgGame
 2232 2212 3.50 10 -1.31 15 -19.65 
  Toufighi, Homayoon f2470 IRI0.001-0.1815-2.70 
  Kharchenko, Boris m2443 UKR1.0010.791511.85 
  Pereira, Ruben f2436 POR0.5010.28154.20 
  Ludwig, Daniel 2400 USA0.001-0.2615-3.90 
  Rian, Kapriaga f2053 INA0.001-0.7115-10.65 
  Ertan, Can 2135 TUR0.001-0.6115-9.15 
  Herath, Nishendra 2011 SRI0.501-0.2615-3.90 
  Schon, Eugene 2066 AUS0.501-0.2015-3.00 
  Garnelis, Julius 2189 LTU0.501-0.0315-0.45 
  Aharon, Ofir 2118 ISR0.501-0.1315-1.95 

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)
 
 XXI Belgrade Trophy 2008 Belgrade, Obrenovac SRB 2008-11-27
RcRownchangeKK*chgGame
 2158 2212 5.00 9 -0.05 15 -0.75 
  Bozilov, Dragan 1863 SRB1.0010.11151.65 
  Kasparov, Sergey g2492 BLR0.001-0.1615-2.40 
  Bekic, Ljuboje 2014 SRB0.501-0.2615-3.90 
  Clitan, Zaharia 2045 ROU1.0010.28154.20 
  Miladinovic, Lena 1886 SRB1.0010.13151.95 
  Martic, Ivan f2308 SRB0.001-0.3715-5.55 
  Milosavljevic, Dusan 2111 SRB1.0010.36155.40 
  Karaklajic, Nikola m2303 SRB0.5010.12151.80 
  Ostojic, Nikola m2398 SRB0.001-0.2615-3.90 

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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