Nemchinova Alena

From Samara, Russia

Player page

Internal rating (RR)

Rating date Sept. 3, 2024 (latest changes Sept. 3, 2024).

46 place (538.61).

max_coefficients = (4.60 * 1 + 3.85 * 1 + 3.65 * 1 + 4 * 0.86) = 15.5284

p1 = (710.28 * 4 * 0.86 + 420.56 * 4.60 * 1 + 893.62 * 2.80 * 1 + 405.06 * 3.65 * 1 + 0) / (4 * 0.86 + 4.60 * 1 + 2.80 * 1 + 3.65 * 1 + 1) = 539.4821170146786

p2 = (893.62 * 2.80 * 1 + 710.28 * 4 * 0.86 + 420.56 * 4.60 * 1 + 405.06 * 3.65 * 1) / max_coefficients = 537.7450349037891

score = 539.4821170146786 * 0.5 + 537.7450349037891 * 0.5 = 538.6135759592339

Rating changes

Show

Date Place Points Reason
2024-09-03 42 -> 46 544.72 -> 538.61

SPB Riichi Open 2023: 100% -> 86%

2024-09-01 35 -> 42 558.94 -> 544.72
2024-08-11 39 -> 35 555.90 -> 558.94
2024-08-04 40 -> 39 516.37 -> 555.90

Riichi over Volga: 0% -> 100%

2024-07-14 70 -> 40 366.49 -> 516.37

Guardian of the Winds: 0% -> 100%

2024-07-06 71 -> 70 366.49
2024-06-11 80 -> 71 360.90 -> 366.49
2024-06-09 75 -> 80 360.90
2024-05-12 75 360.90

X Russian Championship: 0% -> 100%

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 405 2024-08-04 48/80 100% 3.65 RR Riichi over Volga
2 894 2024-07-14 6/48 100% 2.80 RR Guardian of the Winds
3 421 2024-05-12 63/108 100% 4.60 RR X Russian Championship
4 710 2023-09-03 32/108 86% 4.00 RR SPB Riichi Open 2023