Lavreniuk Irina

From Moscow, Russia

EMA: 15990327

Player page

Common russian riichi rating (CRR)

Rating date April 20, 2024 (latest changes April 18, 2024).

56 place (451.42).

max_coefficients = (4 * 1 + 3.75 * 1 + 3.05 * 1 + 2.90 * 1) = 13.700000000000001

p1 = (603.60 * 4.05 * 0.14 + 426.67 * 4.20 * 0.57 + 0 * 2.80 * 0.57 + 390.80 * 3.75 * 1 + 420.56 * 4 * 1 + 400 * 2.20 * 1 + 461.54 * 2.90 * 1 + 666.67 * 3.05 * 1 + 413.04 * 2.10 * 1) / (4.05 * 0.14 + 4.20 * 0.57 + 2.80 * 0.57 + 3.75 * 1 + 4 * 1 + 2.20 * 1 + 2.90 * 1 + 3.05 * 1 + 2.10 * 1) = 426.96373924891964

p2 = (666.67 * 3.05 * 1 + 420.56 * 4 * 1 + 390.80 * 3.75 * 1 + 461.54 * 2.90 * 1) / max_coefficients = 475.8795620437956

score = 426.96373924891964 * 0.5 + 475.8795620437956 * 0.5 = 451.42165064635765

Rating changes

Show

all results
Date Place Points Reason
2024-04-18 58 -> 56 447.70 -> 451.42

Meeting in the billiard room: 71% -> 57%
2024-04-12 58 449.96 -> 447.70

Moscow Riichi 2022: 29% -> 14%
2024-03-30 54 -> 58 450.50 -> 449.96

Seihoku spring tournament 2024: 0% -> 100%
2024-03-20 55 -> 54 450.50
2024-03-10 66 -> 55 403.67 -> 450.50

Agari Spring Tournament 2024: 0% -> 100%
2024-03-06 65 -> 66 404.42 -> 403.67

IX Russian Riichi Championship: 71% -> 57%
2024-02-18 67 -> 65 400.44 -> 404.42

Meeting in the billiard room: 86% -> 71%
2024-02-12 68 -> 67 403.70 -> 400.44

Moscow Riichi 2022: 43% -> 29%
2024-01-06 64 -> 68 404.40 -> 403.70

IX Russian Riichi Championship: 86% -> 71%
2023-12-19 66 -> 64 404.40

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 413 2024-03-30 28/47 100% 2.10 RR Seihoku spring tournament 2024
2 667 2024-03-10 18/52 100% 3.05 RR Agari Spring Tournament 2024
3 462 2023-11-26 22/40 100% 2.90 CRR Autumn Agari tournament
4 400 2023-10-22 16/26 100% 2.20 CRR Mushroom League
5 421 2023-09-03 63/108 100% 4.00 RR SPB Riichi Open 2023
6 391 2023-06-11 54/88 100% 3.75 RR Money can not buy tenpai
7 0 2022-12-18 24/24 57% 2.80 CRR Meeting in the billiard room
8 427 2022-11-06 44/76 57% 4.20 RR IX Russian Riichi Championship
9 604 2022-06-12 45/112 14% 4.05 RR Moscow Riichi 2022
10 253 2021-11-28 57/76 0% 3.45 RR Saint Petersburg Open 2021