Ivanov Georgy

From Saint Petersburg, Russia

EMA: 15990301

Player page

Common russian riichi rating (CRR)

Rating date Dec. 18, 2023 (latest changes Dec. 18, 2023).

156 place (161.77).

max_coefficients = (4 * 1 + 3.75 * 1 + 4.20 * 0.86 + 2.90 * 1) = 14.249820000000001

p1 = (666.67 * 1.80 * 0.71 + 290.32 * 1.80 * 1 + 0 + 0 + 0) / (1.80 * 0.71 + 1.80 * 1 + 1 + 1 + 1) = 226.71688241692874

p2 = (666.67 * 1.80 * 0.71 + 290.32 * 1.80 * 1) / max_coefficients = 96.82508270279904

score = 226.71688241692874 * 0.5 + 96.82508270279904 * 0.5 = 161.77098255986388

Rating changes

Show

all results
Date Place Points Reason
2023-12-12 158 -> 156 161.77
2023-11-28 164 -> 158 161.77
2023-11-26 158 -> 164 162.11 -> 161.77
2023-11-06 158 160.13 -> 162.11
2023-11-05 154 -> 158 160.13
2023-10-27 150 -> 154 174.85 -> 160.13

Sun tournament: 86% -> 71%
2023-10-22 148 -> 150 174.85
2023-10-19 149 -> 148 174.85
2023-10-12 150 -> 149 174.52 -> 174.85
2023-09-28 152 -> 150 174.52

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 290 2023-02-25 23/32 100% 1.80 CRR Earth cup
2 667 2022-08-27 14/40 71% 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