Datkov Sergey

From Yekaterinburg, Russia

Player page

Common russian riichi rating (CRR)

Rating date Feb. 27, 2024 (latest changes Feb. 27, 2024).

94 place (298.78).

max_coefficients = (4 * 1 + 3.75 * 1 + 4.20 * 0.71 + 2.90 * 1) = 13.650060000000002

p1 = (578.95 * 2.10 * 1 + 296.30 * 2.30 * 1 + 555.56 * 2.30 * 1 + 0 + 0) / (2.10 * 1 + 2.30 * 1 + 2.30 * 1 + 1 + 1) = 364.948275862069

p2 = (555.56 * 2.30 * 1 + 578.95 * 2.10 * 1 + 296.30 * 2.30 * 1) / max_coefficients = 232.60337317198602

score = 364.948275862069 * 0.5 + 232.60337317198602 * 0.5 = 298.7758245170275

Rating changes

Show

all results
Date Place Points Reason
2024-02-25 131 -> 94 197.69 -> 298.78

Chasing Kan: 0% -> 100%
2024-02-12 133 -> 131 197.69
2024-01-20 134 -> 133 197.69
2024-01-06 134 194.77 -> 197.69
2024-01-05 135 -> 134 194.77
2024-01-03 136 -> 135 194.77
2023-12-27 137 -> 136 194.77
2023-12-19 142 -> 137 194.77
2023-12-18 143 -> 142 194.77
2023-12-12 144 -> 143 194.77

Tournaments

# Base rank Date Place Power Coefficient Type Tournament City
1 556 2024-02-25 13/28 100% 2.30 CRR Chasing Kan Yekaterinburg
2 296 2023-11-05 20/28 100% 2.30 CRR Finding Dora Yekaterinburg
3 579 2023-08-27 9/20 100% 2.10 CRR 13 tiles until tempai Yekaterinburg
4 737 2019-03-17 6/20 0% 2.10 RR Spring hope Yekaterinburg
5 852 2017-06-11 5/28 0% 2.10 RR Tyumen Mahjong Tournament (TMT) 2017 Tyumen
6 581 2017-04-16 14/32 0% 2.20 RR Second riichi mahjong tournament, Chelyabinsk 2017 Chelyabinsk
7 783 2017-01-29 6/24 0% 2.20 RR The first tournament of 2017 Yekaterinburg
8 957 2015-12-05 2/24 0% 1.80 RR 4 riichi mahjong tournament 2015 Yekaterinburg
9 158 2015-09-27 17/20 0% 1.70 RR Plitochka Tyumen
10 400 2015-08-29 10/16 0% 1.60 RR 3 riichi mahjong tournament 2015 Yekaterinburg
11 1000 2015-02-22 1/28 0% 1.90 RR 2 winter riichi mahjong tournament 2015 Yekaterinburg
12 526 2014-10-25 10/20 0% 1.30 RR Autumn riichi mahjong tournament 2014 Yekaterinburg
13 842 2014-06-08 4/20 0% 1.30 RR Chelyabinsk riichi mahjong championship 2017 Chelyabinsk