Halperin Rachel

From United States

Player page

Online rating

Rating date Jan. 12, 2023 (latest changes Jan. 12, 2023).

93 place (302.96).

max_coefficients = (2.80 * 1 + 3.25 * 0.86 + 2.30 * 1) = 7.885574999999999

p1 = (867.47 * 3.20 * 0.29 + 615.38 * 2.40 * 0.86 + 0 + 0 + 0) / (3.20 * 0.29 + 2.40 * 0.86 + 1 + 1 + 1) = 344.80881820983103

p2 = (615.38 * 2.40 * 0.86 + 867.47 * 3.20 * 0.29) / max_coefficients = 261.1033437637712

score = 344.80881820983103 * 0.5 + 261.1033437637712 * 0.5 = 302.9560809868011

Rating changes

Show

Date Place Points Reason
2023-01-10 75 -> 93 380.09 -> 302.96

Winter Online Tournament: 14% -> 0%

2023-01-07 76 -> 75 380.09
2022-12-17 77 -> 76 380.09
2022-12-12 72 -> 77 392.22 -> 380.09

Winter Online Tournament: 100% -> 86%

2022-11-25 74 -> 72 392.22
2022-11-21 66 -> 74 431.44 -> 392.22

No Dora Tournament: 43% -> 29%

2022-11-16 65 -> 66 431.44
2022-11-14 69 -> 65 421.45 -> 431.44
2022-11-12 70 -> 69 421.45
2022-11-10 60 -> 70 455.85 -> 421.45

Winter Online Tournament: 29% -> 14%

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 615 2021-12-12 16/40 86% 2.40 ONLINE Winter Online Tournament
2 867 2021-03-21 12/84 29% 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