Lavreniuk Irina

From Moscow, Russia

EMA: 15990327

Player page

Common russian riichi rating (CRR)

Rating date April 25, 2025 (latest changes April 25, 2025).

112 place (371.43).

max_coefficients = (4.60 * 1 + 3.85 * 1 + 3.75 * 1 + 3.65 * 1) = 15.85

p1 = (390.80 * 3.75 * 0.14 + 420.56 * 4 * 0.43 + 318.18 * 2.10 * 0.43 + 461.54 * 2.90 * 0.57 + 666.67 * 3.05 * 0.86 + 413.04 * 2.10 * 0.86 + 473.68 * 1.50 * 1 + 539.33 * 3.75 * 1 + 294.12 * 3.05 * 1 + 67.80 * 3.25 * 1) / (3.75 * 0.14 + 4 * 0.43 + 2.10 * 0.43 + 2.90 * 0.57 + 3.05 * 0.86 + 2.10 * 0.86 + 1.50 * 1 + 3.75 * 1 + 3.05 * 1 + 3.25 * 1) = 400.4639057630036

p2 = (539.33 * 3.75 * 1 + 666.67 * 3.05 * 0.86 + 294.12 * 3.05 * 1 + 461.54 * 2.90 * 0.57) / max_coefficients = 342.403785488959

score = 400.4639057630036 * 0.5 + 342.403785488959 * 0.5 = 371.4338456259813

Rating changes

Show

Date Place Points Reason
2025-04-25 113 -> 112 371.43
2025-04-22 114 -> 113 370.85 -> 371.43

Mushroom League: 57% -> 43%

2025-04-13 113 -> 114 370.85
2025-04-11 115 -> 113 370.74 -> 370.85

Money can not buy tenpai: 29% -> 14%

2025-03-30 114 -> 115 374.08 -> 370.74

Seihoku spring tournament 2024: 100% -> 86%

2025-03-26 110 -> 114 377.45 -> 374.08

Autumn Agari tournament: 71% -> 57%

2025-03-23 109 -> 110 377.45
2025-03-10 104 -> 109 389.17 -> 377.45

Agari Spring Tournament 2024: 100% -> 86%

2025-03-03 106 -> 104 391.37 -> 389.17

SPB Riichi Open 2023: 57% -> 43%

2025-02-25 108 -> 106 391.37

Tournaments

# Base rank Date Place Power Coefficient Type Tournament City
1 68 2025-02-16 56/60 100% 3.25 RR White Wolf Cup Saint Petersburg
2 294 2025-02-02 37/52 100% 3.05 RR Agari Winter Tournament 2025 Moscow
3 539 2024-10-13 42/90 100% 3.75 RR Moscow Riichi 2024 Moscow
4 474 2024-05-25 11/20 100% 1.50 CRR Duplicate riichi mahjong tournament 2024 Moscow
5 19 2024-05-12 106/108 100% 4.60 RR X Russian Championship Perm
6 413 2024-03-30 28/47 86% 2.10 RR Seihoku spring tournament 2024 Saint Petersburg
7 667 2024-03-10 18/52 86% 3.05 RR Agari Spring Tournament 2024 Moscow
8 462 2023-11-26 22/40 57% 2.90 CRR Autumn Agari tournament Moscow
9 318 2023-10-22 16/23 43% 2.10 CRR Mushroom League Moscow
10 421 2023-09-03 63/108 43% 4.00 RR SPB Riichi Open 2023 Saint Petersburg
11 391 2023-06-11 54/88 14% 3.75 RR Money can not buy tenpai Perm
12 0 2022-12-18 24/24 0% 2.80 CRR Meeting in the billiard room Moscow
13 427 2022-11-06 44/76 0% 4.20 RR IX Russian Riichi Championship Perm
14 604 2022-06-12 45/112 0% 4.05 RR Moscow Riichi 2022 Moscow
15 253 2021-11-28 57/76 0% 3.45 RR Saint Petersburg Open 2021 Saint Petersburg