Rapid: Individual Calculations July 2023
 Bui, Thi Ngoc Chi  Total change: -38.16  Rating chartPersonal card
 Viet Nam Chess Club championship 2023 - Rapid Girls U8,10,12,14,16,18 Ba Ria - Vung Tau VIE 2023-05-29
RcRownchangeKK*chgGame
 1416 1567 3.00 6 -1.12 36 -40.32 
  Nguyen, Ngoc Phuong Nghi 1296 VIE0.001-0.8336-29.88 
  Le, Dang Bao Ngoc 1277 VIE1.0010.16365.76 
  Vo, Dinh Khai My 1337 VIE0.501-0.2936-10.44 
  Nguyen, Ngoc Hien 1782 VIE0.001-0.2336-8.28 
  Ho, Ngoc Vy 1430 VIE1.0010.323611.52 
  Nguyen, Hoang Thai Ngoc wc1372 VIE0.501-0.2536-9.00 

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)
 
 5th "Hoa Phuong Do" 2023 - Rapid Open Hai Phong VIE 2023-06-11
RcRownchangeKK*chgGame
 1528 1567 3.50 6 0.28 36 10.08 
  Le, Hoang Anh 1196 VIE1.0010.10363.60 
  Luong, Hoang Tu Linh 1859 VIE0.001-0.1536-5.40 
  Dam, Quoc Bao 1335 VIE1.0010.21367.56 
  Do, An Hoa 1704 VIE0.5010.18366.48 
  Hoang, Quoc Khanh 1739 VIE0.001-0.2736-9.72 
  Pham, Nguyen Dung 1336 VIE1.0010.21367.56 

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)
 
 21st ASEAN Age Group Chess Championships 2023 - Rapid Girls 14 Bangkok THA 2023-06-25
RcRownchangeKK*chgGame
 1276 1567 5.50 7 -0.22 36 -7.92 
  Huynh, Phuc Minh Phuong 1246 VIE0.501-0.3736-13.32 
  Pham, Quynh Anh 1297 VIE0.001-0.8336-29.88 
  Quan, My Linh 1182 VIE1.0010.09363.24 
  Serina, Lila Alyssa 1167  * PHI1.0010.08362.88 
  Nguyen, Bao Chau 1107 VIE1.0010.05361.80 
  Nguyen, Thuy Linh 1342 VIE1.0010.22367.92 
  Syahirah, Quinsha Adinda 1594 INA1.0010.543619.44 
 * 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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