Individual Calculations September 2018
 Mohammadi, Amirhossein  Total change: -62.64  Rating chartPersonal card
 8th Shahid Rajaei Cup - Groupe B - Under14 Qazvin IRI 2018-08-02
RcRownchangeKK*chgGame
 1250 1410 4.50 8 -1.09 29 -31.61 
  Abasi Zamharir, Mohammad 1122 IRI1.0010.16294.64 
  Masoumi, Sahel 1171 IRI0.001-0.8029-23.20 
  Mehrazad Saber, Amirali 1208 IRI1.0010.24296.96 
  Rabbani, Abtin 1107 IRI0.501-0.3629-10.44 
  Sejdeh, Amirsam 1169 IRI0.501-0.3029-8.70 
  Abdolhoseini, Arshiya 1195 IRI1.0010.23296.67 
  Rafigh, Shervin 1329 IRI0.501-0.1129-3.19 
  Rahmat Pour, Armin 1702 IRI0.001-0.1529-4.35 

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)
 
 17th Iranian Men Festival Chess Championship 1397 Hamedan IRI 2018-08-09
RcRownchangeKK*chgGame
 1564 1410 3.00 10 -0.32 29 -9.28 
  Sadeghi Givi, Reza 1810  * IRI1.0010.922926.68 
  Khorshidi, Mohammad Javad c1810  * IRI0.001-0.0829-2.32 
  Ghanbaralifarzad, Mohammad Hosei 1760  * IRI0.001-0.1129-3.19 
  Aghili Mofid, Davood 1672 IRI0.001-0.1829-5.22 
  Kooshki Jahromi, Sobhan 1597 IRI0.001-0.2629-7.54 
  Yazdani, Hossein 1602 IRI0.001-0.2529-7.25 
  Masajedian, Moein 1196 IRI1.0010.23296.67 
  Tolabi, Arash 1702 IRI0.001-0.1529-4.35 
  Fathian, Mobin 1286 IRI0.501-0.1729-4.93 
  Alinejad, Parham 1202 IRI0.501-0.2729-7.83 
 * 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)
 
 Tehran Under 10 Boys Championship 1397 Tehran IRI 2018-08-25
RcRownchangeKK*chgGame
 1299 1410 3.00 6 -0.75 29 -21.75 
  Ghasemi, Eilia 1117 IRI1.0010.15294.35 
  Keshavarz Hamidi, Karen 1033 IRI1.0010.09292.61 
  Habibi, Radin 1392 IRI0.001-0.5329-15.37 
  Khosronejad, Abtin 1265 IRI1.0010.31298.99 
  Keshani, Kian 1428 IRI0.001-0.4729-13.63 
  Miar, Arad 1559 IRI0.001-0.3029-8.70 

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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