Individual Calculations January 2012
 Arvanitakis, Panagiotis  Total change: 21.90  Rating chartPersonal card
 Panellinios GS - APO Kotinos - SO Ikarias tournament under 1800 Athens GRE 2011-09-18
RcRownchangeKK*chgGame
 1766 1549 1.00 4 0.09 15 1.35 
  Stamatakos, Dimitrios 1745 GRE0.001-0.2515-3.75 
  Nteoudis, Konstantinos 1776 GRE0.001-0.2115-3.15 
  Pagalis, Georgios 1696 GRE1.0010.701510.50 
  Abatzis, Antonios 1846 GRE0.001-0.1515-2.25 

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)
 
 118th Ambelokipi Open Athens, Ambelokipi GRE 2011-10-08
RcRownchangeKK*chgGame
 1754 1549 2.50 6 0.88 15 13.20 
  Sienczewski, Zbigniew 1949  * GRE0.001-0.0815-1.20 
  Mitsakos, Achilleas 1700 GRE0.5010.20153.00 
  Karlis, Nikolaos 1808 GRE0.001-0.1815-2.70 
  Karatzanos, Konstantinos 1441 GRE1.0010.35155.25 
  Petousis, Konstantinos 1676 GRE1.0010.671510.05 
  Roumbeglis, Nikolaos 1949  * GRE0.001-0.0815-1.20 
 * 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)
 
 13th Open SOP-SMAOK under 1900 rating Pagrati, Athens GRE 2011-11-04
RcRownchangeKK*chgGame
 1663 1569 2.00 3 0.83 15 12.45 
  Pramateftakis, Nikolaos 1855 GRE0.001-0.1615-2.40 
  Papadopoulos, Panayotis31588 1542 GRE1.0010.46156.90 
  Kamitsis, Nikolaos 1593 GRE1.0010.53157.95 

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)
 
 Attica Team Cup "Spiros Bikos" 2011 - Group B' Attica GRE 2011-11-06
RcRownchangeKK*chgGame
 1968 1569 0.00 1 -0.08 15 -1.20 
  Malliaros, Stavros 1968 GRE0.001-0.0815-1.20 

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)
 
 Panellinios GS - APO Kotinos - SO Ikarias tournament under 1800 Nov-Dec Athens GRE 2011-11-07
RcRownchangeKK*chgGame
 1661 1569 0.50 2 -0.26 15 -3.90 
  Tzortzis, Dimitrios 1767 GRE0.5010.26153.90 
  Rigas, Evangelos 1555 GRE0.001-0.5215-7.80 

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)
 

 

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