Grigoryan Andrey

From Saint Petersburg, Russia

Player page

Online rating

Rating date Jan. 7, 2023 (latest changes Jan. 7, 2023).

140 place (78.10).

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

p1 = (223.88 * 3 * 0.14 + 373.49 * 3.20 * 0.29 + 0 + 0 + 0) / (3 * 0.14 + 3.20 * 0.29 + 1 + 1 + 1) = 100.72439407406041

p2 = (373.49 * 3.20 * 0.29 + 223.88 * 3 * 0.14) / max_coefficients = 55.4734435979621

score = 100.72439407406041 * 0.5 + 55.4734435979621 * 0.5 = 78.09891883601125

Rating changes

Show

all results
Date Place Points Reason
2022-12-20 142 -> 140 78.10
2022-12-12 142 77.08 -> 78.10
2022-11-21 139 -> 142 100.51 -> 77.08

No Dora Tournament: 43% -> 29%
2022-11-14 140 -> 139 98.51 -> 100.51
2022-11-10 139 -> 140 108.04 -> 98.51

Winter Online Tournament: 29% -> 14%
2022-11-01 139 147.55 -> 108.04

Riichi Online Open Team Cup: 14% -> 0%
2022-10-20 140 -> 139 147.55
2022-10-11 136 -> 140 178.90 -> 147.55

北斗 Tournament: 14% -> 0%
2022-09-21 135 -> 136 194.87 -> 178.90

No Dora Tournament: 57% -> 43%
2022-09-16 138 -> 135 194.87

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 373 2021-03-21 53/84 29% 3.20 ONLINE No Dora Tournament
2 224 2021-01-10 53/68 14% 3.00 ONLINE Winter Online Tournament
3 404 2020-11-01 60/100 0% 3.40 ONLINE Riichi Online Open Team Cup
4 387 2020-10-11 20/32 0% 2.20 ONLINE 北斗 Tournament
5 393 2020-05-10 66/108 0% 3.50 ONLINE Spring tournament
6 602 2020-04-26 50/124 0% 3.06 ONLINE Be cool stay home