Semakov Stanislav
From Kirov, Russia
EMA: 15990424
Common russian riichi rating (CRR)
Rating date July 3, 2025 (latest changes July 3, 2025).
216 place (190.84).
how we calculated rating score
max_coefficients = (4.10 * 1 + 4.60 * 0.86 + 3.85 * 1 + 3.75 * 1) = 15.64266
p1 = (533.33 * 1.20 * 0.14 + 112.15 * 4.60 * 0.86 + 947.37 * 1.50 * 1 + 0 + 0) / (1.20 * 0.14 + 4.60 * 0.86 + 1.50 * 1 + 1 + 1) = 256.71710790713064
p2 = (947.37 * 1.50 * 1 + 112.15 * 4.60 * 0.86 + 533.33 * 1.20 * 0.14) / max_coefficients = 124.95828714553664
score = 256.71710790713064 * 0.5 + 124.95828714553664 * 0.5 = 190.83769752633364
Rating changes
Date | Place | Points | Reason |
---|---|---|---|
2025-07-03 | 219 -> 216 | 190.84 | |
2025-06-27 | 220 -> 219 | 190.84 | |
2025-06-26 | 216 -> 220 | 196.80 -> 190.84 |
Riichi or die: 29% -> 14% |
2025-06-25 | 218 -> 216 | 196.80 | |
2025-06-22 | 219 -> 218 | 196.80 | |
2025-06-15 | 211 -> 219 | 198.74 -> 196.80 | |
2025-06-14 | 205 -> 211 | 198.74 | |
2025-06-11 | 189 -> 205 | 243.23 -> 198.74 |
Money can not buy tenpai: 14% -> 0% |
2025-05-26 | 190 -> 189 | 243.23 | |
2025-05-19 | 191 -> 190 | 243.23 |
Tournaments
# | Base rank | Date | Place | Power | Coefficient | Type | Tournament | City |
---|---|---|---|---|---|---|---|---|
1 | 947 |
|
2/20 | 100% | 1.50 | CRR | Dirty Riichi | Kirov |
2 | 112 |
|
96/108 | 86% | 4.60 | RR | X Russian Championship | Perm |
3 | 533 |
|
8/16 | 14% | 1.20 | CRR | Riichi or die | Kirov |
4 | 667 |
|
30/88 | 0% | 3.75 | RR | Money can not buy tenpai | Perm |
5 | 600 |
|
7/16 | 0% | 1.20 | CRR | I still can declare riichi | Kirov |
6 | 940 |
|
5/68 | 0% | 3.50 | RR | Tenpai can't buy happiness | Perm |
7 | 200 |
|
45/56 | 0% | 3.30 | RR | Kirov Tournament | Kirov |
8 | 256 |
|
30/40 | 0% | 2.90 | EMA | Big open chiitoitsu in a small tenpai | Kirov |
9 | 74 |
|
26/28 | 0% | 2.60 | RR | And yet the sinner collects tanyao | Kirov |
10 | 48 |
|
80/84 | 0% | 4.20 | EMA | Haru Shanten 2019 | Perm |
11 | 0 |
|
24/24 | 0% | 2.50 | RR | Toi-Toi-man Tournament | Kirov |