Datkov Sergey

From Yekaterinburg, Russia

Player page

Common russian riichi rating (CRR)

Rating date Dec. 17, 2023 (latest changes Dec. 17, 2023).

144 place (194.77).

max_coefficients = (4 * 1 + 3.75 * 1 + 4.20 * 0.86 + 2.90 * 1) = 14.249820000000001

p1 = (578.95 * 2.10 * 1 + 296.30 * 2.30 * 1 + 0 + 0 + 0) / (2.10 * 1 + 2.30 * 1 + 1 + 1 + 1) = 256.3878378378378

p2 = (578.95 * 2.10 * 1 + 296.30 * 2.30 * 1) / max_coefficients = 133.14343619779055

score = 256.3878378378378 * 0.5 + 133.14343619779055 * 0.5 = 194.76563701781419

Rating changes

Show

all results
Date Place Points Reason
2023-12-12 145 -> 144 194.77
2023-11-28 151 -> 145 194.77
2023-11-26 146 -> 151 195.24 -> 194.77
2023-11-20 147 -> 146 195.24
2023-11-06 151 -> 147 192.51 -> 195.24
2023-11-05 151 192.51

Finding Dora: 0% -> 100%

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 296 2023-11-05 20/28 100% 2.30 CRR Finding Dora
2 579 2023-08-27 9/20 100% 2.10 CRR 13 tiles until tempai
3 737 2019-03-17 6/20 0% 2.10 RR Spring hope
4 852 2017-06-11 5/28 0% 2.10 RR Tyumen Mahjong Tournament (TMT) 2017
5 581 2017-04-16 14/32 0% 2.20 RR Second riichi mahjong tournament, Chelyabinsk 2017
6 783 2017-01-29 6/24 0% 2.20 RR The first tournament of 2017
7 957 2015-12-05 2/24 0% 1.80 RR 4 riichi mahjong tournament 2015
8 158 2015-09-27 17/20 0% 1.70 RR Plitochka
9 400 2015-08-29 10/16 0% 1.60 RR 3 riichi mahjong tournament 2015
10 1000 2015-02-22 1/28 0% 1.90 RR 2 winter riichi mahjong tournament 2015
11 526 2014-10-25 10/20 0% 1.30 RR Autumn riichi mahjong tournament 2014
12 842 2014-06-08 4/20 0% 1.30 RR Chelyabinsk riichi mahjong championship 2017