Individual Calculations August 2017
 Petraki, Argiro  Total change: -56.96  Rating chartPersonal card
 2017 Greek Youth Championships - girls U16 Rio Achaias GRE 2017-06-26
RcRownchangeKK*chgGame
 1633 1633 4.00 9 -0.38 40 -15.20 
  Kontodimou, Victoria 1233  * GRE1.0010.08403.20 
  Georgitsi, Antigoni 1728 GRE1.0010.634025.20 
  Vozinaki, Anthi - Maria 1837 GRE0.001-0.2440-9.60 
  Kalyva, Kyriaki 1633 GRE0.001-0.5040-20.00 
  Bastianou, Chrysoula 1643 GRE1.0010.514020.40 
  Vazoura, Aphroditi-Haralambia 1443 GRE1.0010.254010.00 
  Louka, Magdalini 1703 GRE0.001-0.4040-16.00 
  Pramateftaki, Loukia 1770 GRE0.001-0.3240-12.80 
  Karathanasi, Eirhnh 1710 GRE0.001-0.3940-15.60 
 * 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)
 
NOTE: K factor changed
 45th Greek Team Championship 2017 - A Category Rio Achaias GRE 2017-07-03
RcRownchangeKK*chgGame
 1541 1633 2.00 7 -2.10 29 -60.90 
  Zacharia, Aikaterini-Eirini 1233  * GRE1.0010.08292.32 
  Louka, Magdalini 1712 GRE0.001-0.3929-11.31 
  Galani, Dimitra 1427 GRE0.001-0.7629-22.04 
  Patriki, Alexandra 1233  * GRE1.0010.08292.32 
  Kouta, Antonia 1721 GRE0.001-0.3829-11.02 
  Koutsidi, Amalia 1772 GRE0.001-0.3129-8.99 
  Karavitaki, Evaggelia 1690 GRE0.001-0.4229-12.18 
 * 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)
 
NOTE: K factor changed
 6th International Chess Tournament of Anogia IDEON ANDRON 2017 Anogeia Crete GRE 2017-07-10
RcRownchangeKK*chgGame
 1780 1633 3.50 8 0.85 29 24.65 
  Papadogiannis, Sevastianos 2033  * GRE0.001-0.0829-2.32 
  Aggeletou, Fereniki 1233  * GRE1.0010.08292.32 
  Papakonstantinou, Dimitrios 2033  * GRE0.001-0.0829-2.32 
  Pavloudakis, Vasileios 1292 GRE1.0010.12293.48 
  Sarakenidis, Nikolaos 1946 GRE0.5010.362910.44 
  Aggeletos, Marios 1824 GRE0.5010.25297.25 
  Androni, Konstantina 1863 GRE0.5010.29298.41 
  Gantis, Konstantinos 2013 GRE0.001-0.0929-2.61 
 * 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)
 
NOTE: K factor changed
 10th International open Palaiochora 2017 Palaiochora Crete GRE 2017-07-19
RcRownchangeKK*chgGame
 1657 1633 4.00 9 -0.19 29 -5.51 
  Markidis, Konstantinos 2033  * GRE0.001-0.0829-2.32 
  Sifogiannakis, Georgios 1233  * GRE0.001-0.9229-26.68 
  Tsavari, Hristina 1233  * GRE1.0010.08292.32 
  Perrou, Sofia 1233  * GRE1.0010.08292.32 
  Patrelakis, Evaggelos 1967 GRE0.001-0.1229-3.48 
  Chasourakis, Emmanouil 1233  * GRE1.0010.08292.32 
  Arana Garate, Jon 1963 ESP1.0010.882925.52 
  Agouridis, Aris 2033  * GRE0.001-0.0829-2.32 
  Hrisanthopoulos, Dimitrios 1988 GRE0.001-0.1129-3.19 
 * 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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