Individual Calculations September 2011
 Kamitsis, Nikolaos  Total change: -21.15  Rating chartPersonal card
 11th Open SOP-SMAOK <1900 rating Pagrati - Athens GRE 2011-05-13
RcRownchangeKK*chgGame
 1704 1593 2.50 4 1.08 15 16.20 
  Maratos, Antonios 1730 GRE0.5010.18152.70 
  Zervos, Konstantinos 1549 GRE1.0010.44156.60 
  Zervos, Lazaros 1708 GRE0.001-0.3415-5.10 
  Nikolaidis, Georgios 1829 GRE1.0010.801512.00 

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)
 
 9th chess open of Fysiolatris - B' Group Nikaia - Athens GRE 2011-06-16
RcRownchangeKK*chgGame
 1477 1593 1.50 4 -1.11 15 -16.65 
  Tsichlis, Christos-Nektarios 1382 GRE0.501-0.2715-4.05 
  Kafantaris, Alexios-Nikolaos 1558 GRE0.501-0.0515-0.75 
  Lemoni, Maria - Ioanna 1466 GRE0.501-0.1715-2.55 
  Kotopoulis, Efstratios 1502 GRE0.001-0.6215-9.30 

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)
 
 20th National Greek Ind. Championship - Open U12 Eretria GRE 2011-06-25
RcRownchangeKK*chgGame
 1522 1593 3.00 7 -1.15 15 -17.25 
  Ioannidis, Evgenios 1811 GRE0.001-0.2215-3.30 
  Adamis, Petros 1415 GRE0.501-0.2315-3.45 
  Karagiannis, Georgios 1342 GRE1.0010.19152.85 
  Papadopoulos, Asterios 1578 GRE0.501-0.0215-0.30 
  Oikonomou, Panagiotis Ch 1499 GRE0.501-0.1315-1.95 
  Tsaknakis, Zisis 1578 GRE0.001-0.5215-7.80 
  Karakatsanis, Nikolaos 1429 GRE0.501-0.2215-3.30 

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)
 
 International open IKAROS 2011 Ag. Kirikos - Ikaria GRE 2011-07-09
RcRownchangeKK*chgGame
 1819 1607 1.00 5 -0.23 15 -3.45 
  Koukoufikis, Alexandros 2007  * GRE0.5010.42156.30 
  Zervogiannis, Alexandros 1707 GRE0.001-0.3615-5.40 
  Fahouri, Nidal 1882 JOR0.001-0.1715-2.55 
  Mitsakos, Achilleas 1724 GRE0.5010.16152.40 
  Stamatakos, Dimitrios 1773 GRE0.001-0.2815-4.20 
 * Rating difference of more than 400. Please read more at FIDE Handbook

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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