Lavreniuk Irina

From Moscow, Russia

EMA: 15990327

Player page

Internal rating (RR)

Rating date Aug. 4, 2023 (latest changes Aug. 4, 2023).

47 place (417.66).

max_coefficients = (4.20 * 1 + 3.75 * 1 + 4.05 * 0.86 + 3.50 * 0.57) = 13.421155

p1 = (253.33 * 3.45 * 0.29 + 603.60 * 4.05 * 0.86 + 426.67 * 4.20 * 1 + 390.80 * 3.75 * 1 + 0) / (3.45 * 0.29 + 4.05 * 0.86 + 4.20 * 1 + 3.75 * 1 + 1) = 417.8797218153013

p2 = (603.60 * 4.05 * 0.86 + 426.67 * 4.20 * 1 + 390.80 * 3.75 * 1 + 253.33 * 3.45 * 0.29) / max_coefficients = 417.4365022980511

score = 417.8797218153013 * 0.5 + 417.4365022980511 * 0.5 = 417.6581120566762

Rating changes

Show

all results
Date Place Points Reason
2023-08-04 47 417.66

Tournaments

# Base rank Date Place Power Coefficient Type Tournament City
1 391 2023-06-11 54/88 100% 3.75 RR Money can not buy tenpai Perm
2 427 2022-11-06 44/76 100% 4.20 RR IX Russian Riichi Championship Perm
3 604 2022-06-12 45/112 86% 4.05 RR Moscow Riichi 2022 Moscow
4 253 2021-11-28 57/76 29% 3.45 RR Saint Petersburg Open 2021 Saint Petersburg