Ivanov Georgy

From Saint Petersburg, Russia

EMA: 15990301

Player page

Common russian riichi rating (CRR)

Rating date Sept. 20, 2023 (latest changes Sept. 20, 2023).

152 place (174.52).

max_coefficients = (4.20 * 1 + 4 * 1 + 3.75 * 1 + 4.05 * 0.71) = 14.842915

p1 = (666.67 * 1.80 * 0.86 + 290.32 * 1.80 * 1 + 0 + 0 + 0) / (1.80 * 0.86 + 1.80 * 1 + 1 + 1 + 1) = 244.54576699806708

p2 = (666.67 * 1.80 * 0.86 + 290.32 * 1.80 * 1) / max_coefficients = 104.50103635303442

score = 244.54576699806708 * 0.5 + 104.50103635303442 * 0.5 = 174.52340167555076

Rating changes

Show

all results
Date Place Points Reason
2023-09-06 153 -> 152 174.52
2023-09-05 154 -> 153 174.52
2023-09-03 136 -> 154 179.12 -> 174.52
2023-08-27 128 -> 136 193.63 -> 179.12

Sun tournament: 100% -> 86%
2023-08-26 127 -> 128 193.63
2023-08-12 127 191.06 -> 193.63
2023-07-28 128 -> 127 191.06
2023-07-09 130 -> 128 191.06
2023-07-06 132 -> 130 191.06
2023-07-03 133 -> 132 191.06

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 86% 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