Grebnev Grigorii

From Saint Petersburg, Russia

Player page

Common russian riichi rating (CRR)

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

144 place (128.86).

max_coefficients = (4.20 * 1 + 3.75 * 1 + 4.05 * 0.71 + 2.80 * 1) = 13.642914999999999

p1 = (282.05 * 1.80 * 1 + 354.84 * 1.80 * 1 + 0 + 0 + 0) / (1.80 * 1 + 1.80 * 1 + 1 + 1 + 1) = 173.69696969696972

p2 = (354.84 * 1.80 * 1 + 282.05 * 1.80 * 1) / max_coefficients = 84.02896301853382

score = 173.69696969696972 * 0.5 + 84.02896301853382 * 0.5 = 128.86296635775176

Rating changes

Show

all results
Date Place Points Reason
2023-08-12 145 -> 144 127.15 -> 128.86
2023-07-28 146 -> 145 127.15
2023-07-20 147 -> 146 127.15
2023-07-06 148 -> 147 127.15
2023-07-03 149 -> 148 127.15
2023-06-12 149 125.58 -> 127.15
2023-06-11 134 -> 149 129.15 -> 125.58
2023-05-20 134 127.65 -> 129.15
2023-05-05 135 -> 134 127.65
2023-05-01 133 -> 135 127.65

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 355 2023-02-25 21/32 100% 1.80 CRR Earth cup
2 282 2022-08-27 29/40 100% 1.80 CRR Sun tournament