Skibin Anatoliy
From Ufa, Russia
EMA: 15020035
Internal rating (RR)
Rating date July 14, 2025 (latest changes July 14, 2025).
73 place (494.40).
how we calculated rating score
max_coefficients = (4.10 * 1 + 3.85 * 1 + 3.75 * 1 + 3.65 * 1) = 15.35
p1 = (728.97 * 4.60 * 0.71 + 404.26 * 2.80 * 0.86 + 711.86 * 3.25 * 1 + 451.61 * 2.40 * 1 + 0) / (4.60 * 0.71 + 2.80 * 0.86 + 3.25 * 1 + 2.40 * 1 + 1) = 548.2341439371708
p2 = (728.97 * 4.60 * 0.71 + 711.86 * 3.25 * 1 + 451.61 * 2.40 * 1 + 404.26 * 2.80 * 0.86) / max_coefficients = 440.57524429967424
score = 548.2341439371708 * 0.5 + 440.57524429967424 * 0.5 = 494.4046941184225
Rating changes
Date | Place | Points | Reason |
---|---|---|---|
2025-07-14 | 71 -> 73 | 497.41 -> 494.40 |
Guardian of the Winds: 100% -> 86% |
2025-07-13 | 70 -> 71 | 497.41 | |
2025-07-12 | 63 -> 70 | 513.04 -> 497.41 |
X Russian Championship: 86% -> 71% |
2025-07-03 | 64 -> 63 | 513.04 | |
2025-06-15 | 57 -> 64 | 520.05 -> 513.04 | |
2025-06-11 | 59 -> 57 | 520.05 | |
2025-06-08 | 58 -> 59 | 520.05 | |
2025-05-12 | 57 -> 58 | 529.18 -> 520.05 |
X Russian Championship: 100% -> 86% |
2025-05-03 | 53 -> 57 | 529.18 | |
2025-04-11 | 54 -> 53 | 529.18 |
Tournaments
# | Base rank | Date | Place | Power | Coefficient | Type | Tournament | City |
---|---|---|---|---|---|---|---|---|
1 | 452 |
|
18/32 | 100% | 2.40 | RR | Riichi Maslenitsa (shrovetide) | Yekaterinburg |
2 | 712 |
|
18/60 | 100% | 3.25 | RR | White Wolf Cup | Saint Petersburg |
3 | 404 |
|
29/48 | 86% | 2.80 | RR | Guardian of the Winds | Yekaterinburg |
4 | 729 |
|
30/108 | 71% | 4.60 | RR | X Russian Championship | Perm |
5 | 307 |
|
53/76 | 0% | 4.20 | RR | IX Russian Riichi Championship | Perm |
6 | 597 |
|
28/68 | 0% | 3.50 | RR | Tenpai can't buy happiness | Perm |
7 | 365 |
|
41/64 | 0% | 3.85 | EMA | Aki Shanten 2019 | Perm |
8 | 870 |
|
4/24 | 0% | 2.20 | RR | URAL Mahjong Battle | Yekaterinburg |
9 | 368 |
|
13/20 | 0% | 2.10 | RR | Spring hope | Yekaterinburg |
10 | 474 |
|
11/20 | 0% | 2.10 | RR | Fuyu Shanten 2019 | Perm |
11 | 473 |
|
49/92 | 0% | 3.80 | EMA | VII Russian Riichi Championship "Aki Shanten" | Perm |
12 | 887 |
|
9/72 | 0% | 3.25 | EMA | Perm Riichi 2017 Aki Shanten | Perm |
13 | 65 |
|
30/32 | 0% | 2.20 | RR | Second riichi mahjong tournament, Chelyabinsk 2017 | Chelyabinsk |