Ivanov Georgy

From Saint Petersburg, Russia

EMA: 15990301

Player page

Common russian riichi rating (CRR)

Rating date Feb. 25, 2024 (latest changes Feb. 25, 2024).

156 place (143.26).

max_coefficients = (4 * 1 + 3.75 * 1 + 4.20 * 0.71 + 2.90 * 1) = 13.650060000000002

p1 = (666.67 * 1.80 * 0.57 + 290.32 * 1.80 * 0.86 + 0 + 0 + 0) / (1.80 * 0.57 + 1.80 * 0.86 + 1 + 1 + 1) = 203.46777233320768

p2 = (666.67 * 1.80 * 0.57 + 290.32 * 1.80 * 0.86) / max_coefficients = 83.0457888097195

score = 203.46777233320768 * 0.5 + 83.0457888097195 * 0.5 = 143.2567805714636

Rating changes

Show

all results
Date Place Points Reason
2024-02-25 150 -> 156 147.91 -> 143.26

Earth cup: 100% -> 86%
2024-02-12 151 -> 150 147.91
2024-01-20 153 -> 151 147.91
2024-01-06 153 146.05 -> 147.91
2024-01-05 154 -> 153 146.05
2023-12-27 149 -> 154 161.77 -> 146.05

Sun tournament: 71% -> 57%
2023-12-19 156 -> 149 161.77
2023-12-12 158 -> 156 161.77
2023-11-28 164 -> 158 161.77
2023-11-26 158 -> 164 162.11 -> 161.77

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 290 2023-02-25 23/32 86% 1.80 CRR Earth cup
2 667 2022-08-27 14/40 57% 1.80 CRR Sun tournament
3 522 2018-09-23 12/24 0% 2.50 RR West cup 2018
4 410 2017-10-01 24/40 0% 1.80 RR Saint Petersburg championship. Northern cup 2017
5 897 2017-06-03 5/40 0% 1.80 RR Saint Petersburg championship. West cup 2017
6 558 2017-03-18 20/44 0% 1.90 RR Saint Petersburg championship. South cup 2017
7 465 2016-12-04 39/72 0% 3.25 EMA Saint Petersburg Riichi Open 2016
8 742 2016-10-16 9/32 0% 1.60 RR Tournament of 4 winds. West cup 2016