Individual Calculations August 2021
 Goraj, Barbara  Total change: 28.50  Rating chartPersonal card
 Druzynowe Mistrzostwa Polski Juniorow - I Liga 2021 Lublin POL 2021-06-26
RcRownchangeKK*chgGame
 1767 2076 7.00 9 -0.52 25 -13.00 
  Furtak, Joanna 2022 POL1.0010.422510.50 
  Obrochta, Lena 1767 POL1.0010.14253.50 
  Jedrzejko, Martyna 1676  * POL1.0010.08252.00 
  Barwinska, Ewa 1714 POL0.501-0.4025-10.00 
  Niemier, Martyna 1676  * POL1.0010.08252.00 
  Czarniecka, Aleksandra 2019 POL0.001-0.5825-14.50 
  Bukala, Weronika 1679 POL1.0010.08252.00 
  Kandula, Jasmina 1676  * POL1.0010.08252.00 
  Kucharska, Helena 1676  * POL0.501-0.4225-10.50 
 * 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)
 
 Najdorf Chess Festival 2021 gr. A Warszawa POL 2021-07-10
RcRownchangeKK*chgGame
 2069 2076 4.50 9 -0.01 25 -0.25 
  Staniak, Mariusz 1773 POL1.0010.14253.50 
  Niedbala, Bartlomiej f2360 POL0.001-0.1625-4.00 
  Kazmierowski, Tymon 1781 POL1.0010.15253.75 
  Reza, Wojciech f2304 POL0.5010.29257.25 
  Paszewski, Mateusz f2280 POL0.5010.26256.50 
  Malicka, Maria fwc2272 POL0.001-0.2525-6.25 
  Grodecki, Filip 1808 POL0.501-0.3325-8.25 
  Orlik, Sandra 1812 POL1.0010.18254.50 
  Selbes, Tarik f2235 TUR0.001-0.2925-7.25 

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)
 
 Warsaw Chess Open - A Warszawa POL 2021-07-19
RcRownchangeKK*chgGame
 2234 2076 4.50 9 1.67 25 41.75 
  Pacan-Milej, Kosma f2421 POL0.001-0.1125-2.75 
  Spicak, Krzysztof 1870 POL1.0010.24256.00 
  Fargac, Martin f2320 CZE0.5010.30257.50 
  Sieciechowicz, Marcin m2386 POL0.001-0.1425-3.50 
  Sliwerski, Radoslaw 1981 POL1.0010.37259.25 
  Sliwicka, Alicja wm2308 POL0.5010.29257.25 
  Rajlich, Iweta mwg2393 POL0.001-0.1325-3.25 
  Alvarado, Carlos 2152 PER1.0010.602515.00 
  Karpus, Michal f2271 POL0.5010.25256.25 

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)
 

 

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