Lavreniuk Irina

From Moscow, Russia

EMA: 15990327

Player page

Common russian riichi rating (CRR)

Rating date Jan. 9, 2024 (latest changes Jan. 9, 2024).

71 place (399.35).

max_coefficients = (4 * 1 + 3.75 * 1 + 4.20 * 0.71 + 2.90 * 1) = 13.650060000000002

p1 = (318.18 * 2.10 * 1 + 603.60 * 4.05 * 0.43 + 426.67 * 4.20 * 0.71 + 0 * 2.80 * 0.86 + 390.80 * 3.75 * 1 + 420.56 * 4 * 1 + 461.54 * 2.90 * 1) / (2.10 * 1 + 4.05 * 0.43 + 4.20 * 0.71 + 2.80 * 0.86 + 3.75 * 1 + 4 * 1 + 2.90 * 1) = 376.2579975530241

p2 = (420.56 * 4 * 1 + 390.80 * 3.75 * 1 + 461.54 * 2.90 * 1 + 426.67 * 4.20 * 0.71) / max_coefficients = 422.43404058297176

score = 376.2579975530241 * 0.5 + 422.43404058297176 * 0.5 = 399.34601906799793

Rating changes

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all results
Date Place Points Reason
2024-01-06 68 -> 71 400.17 -> 399.35

IX Russian Riichi Championship: 86% -> 71%
2023-12-19 70 -> 68 400.17
2023-12-18 71 -> 70 396.55 -> 400.17

Meeting in the billiard room: 100% -> 86%
2023-12-12 70 -> 71 401.74 -> 396.55

Moscow Riichi 2022: 57% -> 43%
2023-11-28 71 -> 70 400.36 -> 401.74

Saint Petersburg Open 2021: 14% -> 0%
2023-11-26 70 -> 71 395.21 -> 400.36

Autumn Agari tournament: 0% -> 100%
2023-11-06 68 -> 70 396.15 -> 395.21

IX Russian Riichi Championship: 100% -> 86%
2023-11-05 64 -> 68 396.15
2023-10-22 61 -> 64 398.81 -> 396.15

Mushroom League: 0% -> 100%
2023-10-19 62 -> 61 398.81

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 462 2023-11-26 22/40 100% 2.90 CRR Autumn Agari tournament
2 318 2023-10-22 16/23 100% 2.10 CRR Mushroom League
3 421 2023-09-03 63/108 100% 4.00 RR SPB Riichi Open 2023
4 391 2023-06-11 54/88 100% 3.75 RR Money can not buy tenpai
5 0 2022-12-18 24/24 86% 2.80 CRR Meeting in the billiard room
6 427 2022-11-06 44/76 71% 4.20 RR IX Russian Riichi Championship
7 604 2022-06-12 45/112 43% 4.05 RR Moscow Riichi 2022
8 253 2021-11-28 57/76 0% 3.45 RR Saint Petersburg Open 2021