Rapid: Individual Calculations July 2023
 Do, Ha Trang  Total change: 64.60  Rating chartPersonal card
 Viet Nam Chess Club championship 2023 - Rapid Open Ba Ria - Vung Tau VIE 2023-05-29
RcRownchangeKK*chgGame
 1734 1334 3.50 7 2.76 38 104.88 
  Nguyen, Ngoc Thuy Trang wc1887 VIE0.5010.473817.86 
  Phan, Thi My Huong 1549 VIE1.0010.773829.26 
  Mai, Hieu Linh 1545 VIE0.001-0.2338-8.74 
  Pham, Thi Thu Hoai 1886 VIE0.001-0.0338-1.14 
  Do, Dinh Hong Chinh 1703 VIE1.0010.903834.20 
  Nguyen, Truong Bao Tran 1817 VIE0.001-0.0538-1.90 
  Ha, Thi My Duyen 1754 VIE1.0010.933835.34 

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
 1468 1334 2.00 5 0.25 38 9.50 
  Nguyen, Phuc Thanh 1653 VIE1.0010.873833.06 
  Do, An Hoa 1704 VIE0.001-0.1038-3.80 
  Than, Thi Ngoc Tuyet 1531 VIE0.001-0.2538-9.50 
  Tran, Phuong Vi 1339 VIE0.001-0.4938-18.62 
  Nguyen, Ngoc Thao Nguyen 1111 VIE1.0010.22388.36 

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 12 Bangkok THA 2023-06-25
RcRownchangeKK*chgGame
 1227 1334 2.50 6 -1.31 38 -49.78 
  Magallanes, Princess Rane 1066 PHI1.0010.17386.46 
  Nguyen, Minh Chi 1481 VIE0.5010.20387.60 
  Rondonuwu, Josephine Grace 1198 INA0.001-0.6838-25.84 
  Vu, Nguyen Bao Linh 1311 VIE0.001-0.5338-20.14 
  Bui, Ngoc Minh 1115 VIE1.0010.22388.36 
  Thieu, Gia Linh 1192 VIE0.001-0.6938-26.22 

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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