Rogozin Leonid
From Perm, Russia
EMA: 15020051
Online rating
Rating date Feb. 2, 2026 (latest changes Jan. 21, 2026).
52 place (401.17).
how we calculated rating score
max_coefficients = (4.45 * 1 + 4.45 * 1 + 3.05 * 0.86) = 11.514155
p1 = (1000 * 1.50 * 0.57 + 943.66 * 3.05 * 0.86 + 0 + 0 + 0) / (1.50 * 0.57 + 3.05 * 0.86 + 1 + 1 + 1) = 513.6530703858834
p2 = (943.66 * 3.05 * 0.86 + 1000 * 1.50 * 0.57) / max_coefficients = 288.6864038220781
score = 513.6530703858834 * 0.5 + 288.6864038220781 * 0.5 = 401.16973710398076
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2026-01-21 | 49 -> 52 | 418.27 -> 401.17 |
IORMC Qualifiers 2024: 71% -> 57% |
| 2026-01-18 | 43 -> 49 | 442.56 -> 418.27 |
Winter online tournament 2025: 100% -> 86% |
| 2026-01-10 | 42 -> 43 | 442.56 | |
| 2025-11-21 | 38 -> 42 | 458.03 -> 442.56 |
IORMC Qualifiers 2024: 86% -> 71% |
| 2025-10-31 | 27 -> 38 | 494.10 -> 458.03 | |
| 2025-10-25 | 22 -> 27 | 494.10 | |
| 2025-10-16 | 22 | 489.06 -> 494.10 | |
| 2025-09-21 | 20 -> 22 | 505.77 -> 489.06 |
IORMC Qualifiers 2024: 100% -> 86% |
| 2025-09-20 | 19 -> 20 | 505.77 | |
| 2025-08-16 | 18 -> 19 | 495.08 -> 505.77 |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Rating | Tournament | City | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 944 |
|
5/72 | 86% | 3.05 | ONLINE | Winter online tournament 2025 | Russia | |
| 2 | 1000 |
|
🥇 | 1/15 | 57% | 1.50 | ONLINE | IORMC Qualifiers 2024 | Russia |
| 3 | 538 |
|
19/40 | 0% | 2.40 | ONLINE | Winter Online Tournament | Russia | |
| 4 | 460 |
|
48/88 | 0% | 3.25 | ONLINE | Winter Team Fight | Russia | |
| 5 | 364 |
|
8/12 | 0% | 1.70 | ONLINE | IORMC Qualifiers 2021 | Russia | |
| 6 | 556 |
|
13/28 | 0% | 2.10 | ONLINE | Autumn Online Tournament | Russia | |
| 7 | 1000 |
|
🥇 | 1/44 | 0% | 2.50 | ONLINE | Summer Online Tournament | Russia |
| 8 | 116 |
|
39/44 | 0% | 2.50 | ONLINE | Fast and Expensive | Russia | |
| 9 | 680 |
|
34/104 | 0% | 3.45 | ONLINE | Riichi Online Open Team Cup | Russia | |
| 10 | 667 |
|
14/40 | 0% | 2.40 | ONLINE | Spring Online Tournament | Russia | |
| 11 | 940 |
|
6/84 | 0% | 3.20 | ONLINE | No Dora Tournament | Russia | |
| 12 | 806 |
|
14/68 | 0% | 3.00 | ONLINE | Winter Online Tournament | Russia | |
| 13 | 846 |
|
7/40 | 0% | 2.60 | ONLINE | Demons of winter wind | Russia | |
| 14 | 697 |
|
31/100 | 0% | 3.40 | ONLINE | Riichi Online Open Team Cup | Russia | |
| 15 | 968 |
|
🥈 | 2/32 | 0% | 2.20 | ONLINE | 北斗 Tournament | Russia |
| 16 | 421 |
|
12/20 | 0% | 1.90 | ONLINE | IORMC Qualifiers 2020 | Russia | |
| 17 | 709 |
|
17/56 | 0% | 2.80 | ONLINE | Autumn Online Tournament | Russia | |
| 18 | 706 |
|
16/52 | 0% | 2.70 | ONLINE | Rainy season tournament［梅雨］ | Russia | |
| 19 | 718 |
|
21/72 | 0% | 3.05 | ONLINE | Summer Tournament | Russia | |
| 20 | 770 |
|
32/136 | 0% | 3.69 | ONLINE | Riichi Online Open Team Cup | Russia | |
| 21 | 402 |
|
65/108 | 0% | 3.50 | ONLINE | Spring tournament | Russia | |
| 22 | 976 |
|
4/124 | 0% | 3.06 | ONLINE | Be cool stay home | Russia | |
| 23 | 524 |
|
69/144 | 0% | 3.71 | ONLINE | Riichi Online Open Team Cup 2020 | Russia | |
| 24 | 421 |
|
12/20 | 0% | 1.90 | ONLINE | IORMC Qualifiers 2019 | Russia | |
| 25 | 795 |
|
18/84 | 0% | 3.20 | ONLINE | Riichi Online Open Team Cup | Russia | |
| 26 | 492 |
|
31/60 | 0% | 2.90 | ONLINE | Ryan Pin Online Tournament | Russia | |
| 27 | 522 |
|
12/24 | 0% | 2.00 | ONLINE | IORMC Qualifiers 2018 | Russia | |
| 28 | 966 |
|
🥉 | 3/60 | 0% | 2.90 | ONLINE | Summer online tournament 2018 | Russia |
| 29 | 196 |
|
42/52 | 0% | 2.70 | ONLINE | Spring online tournament 2018 | Russia | |
| 30 | 628 |
|
17/44 | 0% | 2.30 | ONLINE | Winter online tournament 2018 | Russia |