Rogozin Leonid

From Perm, Russia

EMA: 15020051

Player page

Common russian riichi rating (CRR)

Rating date June 29, 2026 (latest changes June 29, 2026).

246 place (232.85).

max_coefficients = (4.71 * 1 + 3.90 * 1 + 4.10 * 0.86 + 3.45 * 1) = 15.574109999999997

p1 = (974.68 * 3.65 * 0.14 + 728.81 * 3.25 * 0.57 + 0 + 0 + 0) / (3.65 * 0.14 + 3.25 * 0.57 + 1 + 1 + 1) = 346.1510215881911

p2 = (728.81 * 3.25 * 0.57 + 974.68 * 3.65 * 0.14) / max_coefficients = 119.54583600603826

score = 346.1510215881911 * 0.5 + 119.54583600603826 * 0.5 = 232.84842879711468

Rating changes

Show

all results
Date Place Points Reason
2026-06-27 247 -> 246 232.85
2026-06-16 229 -> 247 258.92 -> 232.85

White Wolf Cup: 71% -> 57%
2026-06-15 228 -> 229 256.36 -> 258.92
2026-06-14 211 -> 228 262.37 -> 256.36
2026-06-09 212 -> 211 262.37
2026-06-04 181 -> 212 303.96 -> 262.37

Riichi over Volga: 29% -> 14%
2026-05-31 178 -> 181 303.96
2026-05-26 179 -> 178 303.96
2026-05-25 180 -> 179 303.96
2026-05-19 181 -> 180 303.96

Tournaments

# Base rank Date Place Power Coefficient Rating Tournament City
1 729 2025-02-16 17/60 57% 3.25 RR White Wolf Cup Saint Petersburg
2 975 2024-08-04 🥉 3/80 14% 3.65 RR Riichi over Volga Samara
3 804 2024-05-12 22/108 0% 4.60 RR X Russian Championship Perm
4 943 2023-06-11 6/88 0% 3.75 RR Money can not buy tenpai Perm
5 614 2019-05-04 33/84 0% 4.20 EMA Haru Shanten 2019 Perm
6 121 2018-11-18 81/92 0% 3.80 EMA VII Russian Riichi Championship "Aki Shanten" Perm
7 362 2018-08-19 31/48 0% 3.10 RR Moscow Riichi Open 2018 Moscow
8 630 2018-08-11 11/28 0% 1.70 RR Natsu Shanten 2018 Perm
9 957 2018-07-28 🥈 2/24 0% 1.40 RR Seven ryanmens Kirov
10 113 2018-06-11 64/72 0% 3.55 EMA RCR Saint Petersburg South Cup 2018 Saint Petersburg
11 972 2018-05-01 🥉 3/72 0% 3.85 EMA Haru Shanten 2018 Perm
12 842 2018-03-18 4/20 0% 2.10 CRR Spring tournament (Ekaterinburg) Yekaterinburg
13 926 2018-02-17 🥉 3/28 0% 1.70 RR Fuyu Shanten Perm
14 579 2017-12-24 9/20 0% 2.10 EMA Tyumen Riichi Open 2017 Tyumen
15 408 2017-11-12 43/72 0% 3.25 EMA Perm Riichi 2017 Aki Shanten Perm
16 87 2017-07-30 22/24 0% 2.20 RR Summer EMA rules tournament 2017 Yekaterinburg
17 1000 2017-06-03 🥇 1/32 0% 1.60 RR "Summer shanten" tournament, Perm 2017 Perm