Andreeva Anna

From Irkutsk, Russia

Player page

Common russian riichi rating (CRR)

Rating date Dec. 20, 2023 (latest changes Dec. 20, 2023).

179 place (49.52).

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

p1 = (66.67 * 1.20 * 0.14 + 454.55 * 1.10 * 0.57 + 0 + 0 + 0) / (1.20 * 0.14 + 1.10 * 0.57 + 1 + 1 + 1) = 78.19169372792774

p2 = (454.55 * 1.10 * 0.57 + 66.67 * 1.20 * 0.14) / max_coefficients = 20.85149145743595

score = 78.19169372792774 * 0.5 + 20.85149145743595 * 0.5 = 49.52159259268185

Rating changes

Show

all results
Date Place Points Reason
2023-12-19 191 -> 179 49.52
2023-11-28 200 -> 191 49.52
2023-11-26 192 -> 200 49.60 -> 49.52
2023-11-09 191 -> 192 59.59 -> 49.60

Summer tournament: 71% -> 57%
2023-11-06 193 -> 191 59.06 -> 59.59
2023-11-05 181 -> 193 58.90 -> 59.06

Winter tournament: 29% -> 14%
2023-10-22 178 -> 181 58.90
2023-10-12 178 58.82 -> 58.90
2023-09-28 179 -> 178 58.82
2023-09-09 179 67.87 -> 58.82

Summer tournament: 86% -> 71%

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 455 2022-07-09 7/12 57% 1.10 CRR Summer tournament
2 67 2022-01-05 15/16 14% 1.20 CRR Winter tournament