Halperin Rachel

From United States

Player page

Online rating

Rating date Feb. 18, 2023 (latest changes Feb. 18, 2023).

101 place (238.15).

max_coefficients = (2.80 * 1 + 3.25 * 0.71 + 2.30 * 1) = 7.421475

p1 = (867.47 * 3.20 * 0.14 + 615.38 * 2.40 * 0.71 + 0 + 0 + 0) / (3.20 * 0.14 + 2.40 * 0.71 + 1 + 1 + 1) = 280.6964962487432

p2 = (615.38 * 2.40 * 0.71 + 867.47 * 3.20 * 0.14) / max_coefficients = 195.60127872154794

score = 280.6964962487432 * 0.5 + 195.60127872154794 * 0.5 = 238.14888748514556

Rating changes

Show

Date Place Points Reason
2023-02-18 102 -> 101 238.15
2023-02-15 103 -> 102 238.15
2023-02-13 104 -> 103 238.15
2023-02-12 98 -> 104 262.76 -> 238.15

Winter Online Tournament: 86% -> 71%

2023-01-25 101 -> 98 262.76
2023-01-21 85 -> 101 311.12 -> 262.76

No Dora Tournament: 29% -> 14%

2023-01-16 90 -> 85 311.12
2023-01-14 93 -> 90 302.96 -> 311.12
2023-01-10 75 -> 93 380.09 -> 302.96

Winter Online Tournament: 14% -> 0%

2023-01-07 76 -> 75 380.09

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 615 2021-12-12 16/40 71% 2.40 ONLINE Winter Online Tournament
2 867 2021-03-21 12/84 14% 3.20 ONLINE No Dora Tournament
3 881 2021-01-10 9/68 0% 3.00 ONLINE Winter Online Tournament
4 218 2020-09-13 44/56 0% 2.80 ONLINE Autumn Online Tournament
5 941 2020-07-12 4/52 0% 2.70 ONLINE Rainy season tournament[梅雨]
6 341 2020-05-24 90/136 0% 3.69 ONLINE Riichi Online Open Team Cup
7 776 2020-05-10 25/108 0% 3.50 ONLINE Spring tournament
8 569 2020-04-26 54/124 0% 3.06 ONLINE Be cool stay home
9 475 2020-04-12 74/140 0% 3.70 ONLINE Corona go away