Lavreniuk Irina

From Moscow, Russia

EMA: 15990327

Player page

Common russian riichi rating (CRR)

Rating date July 6, 2024 (latest changes July 6, 2024).

71 place (425.49).

max_coefficients = (4.60 * 1 + 4 * 1 + 3.75 * 0.86 + 3.05 * 1) = 14.864125000000001

p1 = (426.67 * 4.20 * 0.29 + 0 * 2.80 * 0.43 + 390.80 * 3.75 * 0.86 + 420.56 * 4 * 1 + 318.18 * 2.10 * 1 + 461.54 * 2.90 * 1 + 666.67 * 3.05 * 1 + 413.04 * 2.10 * 1 + 473.68 * 1.50 * 1) / (4.20 * 0.29 + 2.80 * 0.43 + 3.75 * 0.86 + 4 * 1 + 2.10 * 1 + 2.90 * 1 + 3.05 * 1 + 2.10 * 1 + 1.50 * 1) = 426.45448476766876

p2 = (666.67 * 3.05 * 1 + 420.56 * 4 * 1 + 461.54 * 2.90 * 1 + 390.80 * 3.75 * 0.86) / max_coefficients = 424.52011134190536

score = 426.45448476766876 * 0.5 + 424.52011134190536 * 0.5 = 425.48729805478706

Rating changes

Show

Date Place Points Reason
2024-07-06 73 -> 71 425.49

IX Russian Riichi Championship: 43% -> 29%

2024-06-25 75 -> 73 425.49
2024-06-18 78 -> 75 421.66 -> 425.49

Meeting in the billiard room: 57% -> 43%

2024-06-11 76 -> 78 423.04 -> 421.66

Money can not buy tenpai: 100% -> 86%

2024-06-09 74 -> 76 423.04
2024-05-25 75 -> 74 421.29 -> 423.04

Duplicate riichi mahjong tournament 2024: 0% -> 100%

2024-05-19 72 -> 75 421.29
2024-05-12 54 -> 72 447.56 -> 421.29

X Russian Championship: 0% -> 100%

2024-05-06 55 -> 54 447.66 -> 447.56

IX Russian Riichi Championship: 57% -> 43%

2024-05-05 54 -> 55 447.66

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 474 2024-05-25 11/20 100% 1.50 CRR Duplicate riichi mahjong tournament 2024
2 19 2024-05-12 106/108 100% 4.60 RR X Russian Championship
3 413 2024-03-30 28/47 100% 2.10 RR Seihoku spring tournament 2024
4 667 2024-03-10 18/52 100% 3.05 RR Agari Spring Tournament 2024
5 462 2023-11-26 22/40 100% 2.90 CRR Autumn Agari tournament
6 318 2023-10-22 16/23 100% 2.10 CRR Mushroom League
7 421 2023-09-03 63/108 100% 4.00 RR SPB Riichi Open 2023
8 391 2023-06-11 54/88 86% 3.75 RR Money can not buy tenpai
9 0 2022-12-18 24/24 43% 2.80 CRR Meeting in the billiard room
10 427 2022-11-06 44/76 29% 4.20 RR IX Russian Riichi Championship
11 604 2022-06-12 45/112 0% 4.05 RR Moscow Riichi 2022
12 253 2021-11-28 57/76 0% 3.45 RR Saint Petersburg Open 2021