Grigoryan Andrey

From Saint Petersburg, Russia

Player page

Common russian riichi rating (CRR)

Rating date Aug. 11, 2024 (latest changes Aug. 11, 2024).

180 place (111.41).

max_coefficients = (4.60 * 1 + 4 * 1 + 3.65 * 1 + 3.05 * 1) = 15.3

p1 = (538.46 * 1.80 * 0.14 + 548.39 * 1.80 * 0.57 + 43.48 * 1.40 * 0.71 + 0 + 0) / (1.80 * 0.14 + 1.80 * 0.57 + 1.40 * 0.71 + 1 + 1) = 174.06714328380497

p2 = (548.39 * 1.80 * 0.57 + 538.46 * 1.80 * 0.14 + 43.48 * 1.40 * 0.71) / max_coefficients = 48.758823529411764

score = 174.06714328380497 * 0.5 + 48.758823529411764 * 0.5 = 111.41298340660836

Rating changes

Show

Date Place Points Reason
2024-08-11 180 111.15 -> 111.41
2024-08-04 177 -> 180 112.13 -> 111.15
2024-07-14 173 -> 177 112.13
2024-06-27 171 -> 173 127.09 -> 112.13

Sun tournament: 29% -> 14%

2024-06-25 167 -> 171 141.31 -> 127.09

Earth cup: 71% -> 57%

2024-06-22 168 -> 167 138.20 -> 141.31

Fire cup 2023: 86% -> 71%

2024-06-11 178 -> 168 136.99 -> 138.20
2024-06-09 170 -> 178 136.99
2024-05-25 166 -> 170 136.99
2024-05-19 164 -> 166 136.99

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 43 2023-04-22 23/24 71% 1.40 CRR Fire cup 2023
2 548 2023-02-25 15/32 57% 1.80 CRR Earth cup
3 538 2022-08-27 19/40 14% 1.80 CRR Sun tournament
4 360 2021-11-28 49/76 0% 3.45 RR Saint Petersburg Open 2021