Lavreniuk Irina

From Moscow, Russia

EMA: 15990327

Player page

Common russian riichi rating (CRR)

Rating date Dec. 19, 2023 (latest changes Dec. 19, 2023).

67 place (400.17).

max_coefficients = (4 * 1 + 3.75 * 1 + 4.20 * 0.86 + 2.90 * 1) = 14.249820000000001

p1 = (0 * 2.80 * 0.86 + 603.60 * 4.05 * 0.43 + 426.67 * 4.20 * 0.86 + 420.56 * 4 * 1 + 318.18 * 2.10 * 1 + 461.54 * 2.90 * 1 + 390.80 * 3.75 * 1) / (2.80 * 0.86 + 4.05 * 0.43 + 4.20 * 0.86 + 4 * 1 + 2.10 * 1 + 2.90 * 1 + 3.75 * 1) = 377.73345380861514

p2 = (420.56 * 4 * 1 + 426.67 * 4.20 * 0.86 + 390.80 * 3.75 * 1 + 461.54 * 2.90 * 1) / max_coefficients = 422.61165404194577

score = 377.73345380861514 * 0.5 + 422.61165404194577 * 0.5 = 400.17255392528045

Rating changes

Show

Date Place Points Reason
2023-12-19 69 -> 67 400.17
2023-12-18 70 -> 69 396.55 -> 400.17

Meeting in the billiard room: 100% -> 86%

2023-12-12 69 -> 70 401.74 -> 396.55

Moscow Riichi 2022: 57% -> 43%

2023-11-28 70 -> 69 400.36 -> 401.74

Saint Petersburg Open 2021: 14% -> 0%

2023-11-26 69 -> 70 395.21 -> 400.36

Autumn Agari tournament: 0% -> 100%

2023-11-06 67 -> 69 396.15 -> 395.21

IX Russian Riichi Championship: 100% -> 86%

2023-11-05 63 -> 67 396.15
2023-10-22 60 -> 63 398.81 -> 396.15

Mushroom League: 0% -> 100%

2023-10-19 61 -> 60 398.81
2023-10-12 59 -> 61 412.99 -> 398.81

Moscow Riichi 2022: 71% -> 57%

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 86% 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