Karpov Alexandr

From Novosibirsk, Russia

EMA: 15020011

Player page

Online rating

Rating date Feb. 1, 2020 (latest changes Feb. 1, 2020).

22 place (586.82).

max_coefficients = (3.20 * 1 + 2.80 * 1 + 2.95 * 0.86) = 8.528445

p1 = (450.98 * 2.70 * 0.29 + 325.58 * 2.30 * 0.14 + 385.54 * 3.20 * 1 + 509.09 * 2.80 * 1 + 1000 * 2.40 * 1) / (2.70 * 0.29 + 2.30 * 0.14 + 3.20 * 1 + 2.80 * 1 + 2.40 * 1) = 580.4247552120723

p2 = (1000 * 2.40 * 1 + 509.09 * 2.80 * 1 + 385.54 * 3.20 * 1) / max_coefficients = 593.2124789454584

score = 580.4247552120723 * 0.5 + 593.2124789454584 * 0.5 = 586.8186170787653

Rating changes

Show

all results
Date Place Points Reason
2020-02-01 22 586.82

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 1000 2019-09-01 1/41 100% 2.40 ONLINE Autumn Online Tournament
2 509 2019-07-28 28/56 100% 2.80 ONLINE Summer Online Tournament
3 386 2019-02-17 52/84 100% 3.20 ONLINE Riichi Online Open Team Cup
4 451 2018-04-08 29/52 29% 2.70 ONLINE Spring online tournament 2018
5 326 2018-02-10 30/44 14% 2.30 ONLINE Winter online tournament 2018
6 343 2016-11-26 45/68 0% 2.40 ONLINE Autumn riichi-blitz 2016