Yakutovich Alexey
From Moscow, Russia
EMA: 15990368
Common russian riichi rating (CRR)
Rating date July 30, 2025 (latest changes July 30, 2025).
101 place (429.68).
how we calculated rating score
max_coefficients = (4.10 * 1 + 3.85 * 1 + 3.75 * 1 + 3.65 * 1) = 15.35
p1 = (728.97 * 4 * 0.14 + 954.55 * 2.10 * 0.29 + 1000 * 3.05 * 0.57 + 774.19 * 1.80 * 0.71 + 450.98 * 3.05 * 0.86 + 683.54 * 3.65 * 1 + 134.83 * 3.75 * 1 + 235.29 * 3.05 * 1 + 33.33 * 2.45 * 1) / (4 * 0.14 + 2.10 * 0.29 + 3.05 * 0.57 + 1.80 * 0.71 + 3.05 * 0.86 + 3.65 * 1 + 3.75 * 1 + 3.05 * 1 + 2.45 * 1) = 441.6285998416881
p2 = (683.54 * 3.65 * 1 + 1000 * 3.05 * 0.57 + 450.98 * 3.05 * 0.86 + 774.19 * 1.80 * 0.71) / max_coefficients = 417.72312703583066
score = 441.6285998416881 * 0.5 + 417.72312703583066 * 0.5 = 429.6758634387594
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2025-07-30 | 102 -> 101 | 429.68 | |
| 2025-07-26 | 101 -> 102 | 429.68 | |
| 2025-07-19 | 99 -> 101 | 438.30 -> 429.68 |
"Green Dragon" in the Secret Chamber: 86% -> 71% |
| 2025-07-13 | 84 -> 99 | 467.14 -> 438.30 |
Agari Summer Tournament 2025: 0% -> 100% |
| 2025-07-12 | 87 -> 84 | 463.11 -> 467.14 | |
| 2025-07-10 | 79 -> 87 | 483.07 -> 463.11 |
Agari Spring Tournament 2024: 71% -> 57% |
| 2025-07-05 | 80 -> 79 | 483.07 | |
| 2025-07-03 | 78 -> 80 | 486.36 -> 483.07 |
SPB Riichi Open 2023: 29% -> 14% |
| 2025-06-22 | 78 | 489.80 -> 486.36 |
Mushroom League: 43% -> 29% |
| 2025-06-15 | 72 -> 78 | 496.48 -> 489.80 |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Type | Tournament | City |
|---|---|---|---|---|---|---|---|---|
| 1 | 33 |
|
30/31 | 100% | 2.45 | RR | Agari Summer Tournament 2025 | Moscow |
| 2 | 235 |
|
40/52 | 100% | 3.05 | RR | Agari Winter Tournament 2025 | Moscow |
| 3 | 135 |
|
78/90 | 100% | 3.75 | RR | Moscow Riichi 2024 | Moscow |
| 4 | 684 |
|
26/80 | 100% | 3.65 | RR | Riichi over Volga | Samara |
| 5 | 451 |
|
29/52 | 86% | 3.05 | RR | Agari Summer Tournament 2024 | Moscow |
| 6 | 774 |
|
8/32 | 71% | 1.80 | CRR | "Green Dragon" in the Secret Chamber | Korolyov |
| 7 | 1000 |
|
1/52 | 57% | 3.05 | RR | Agari Spring Tournament 2024 | Moscow |
| 8 | 955 |
|
2/23 | 29% | 2.10 | CRR | Mushroom League | Moscow |
| 9 | 729 |
|
30/108 | 14% | 4.00 | RR | SPB Riichi Open 2023 | Saint Petersburg |
| 10 | 632 |
|
33/88 | 0% | 3.75 | RR | Money can not buy tenpai | Perm |
| 11 | 174 |
|
20/24 | 0% | 1.40 | CRR | Fire cup 2023 | Saint Petersburg |
| 12 | 216 |
|
88/112 | 0% | 4.05 | RR | Moscow Riichi 2022 | Moscow |
| 13 | 836 |
|
12/68 | 0% | 3.50 | RR | Tenpai can't buy happiness | Perm |
| 14 | 319 |
|
63/92 | 0% | 3.80 | EMA | VII Russian Riichi Championship "Aki Shanten" | Perm |