Grebnev Grigorii

From Saint Petersburg, Russia

Player page

Common russian riichi rating (CRR)

Rating date July 28, 2023 (latest changes July 28, 2023).

145 place (127.15).

max_coefficients = (4.20 * 1 + 3.75 * 1 + 4.05 * 0.86 + 2.80 * 1) = 14.221255

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 = 80.61173222757064

score = 173.69696969696972 * 0.5 + 80.61173222757064 * 0.5 = 127.15435096227017

Rating changes

Show

all results
Date Place Points Reason
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
2023-04-22 130 -> 133 127.65

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