Melkov Dmitrii

From Saint Petersburg, Russia

Player page

Common russian riichi rating (CRR)

Rating date Oct. 24, 2026 (latest changes Oct. 17, 2026).

197 place (296.52).

max_coefficients = (4.71 * 1 + 3.90 * 1 + 3.40 * 1 + 3.40 * 1) = 15.41

p1 = (677.97 * 3.25 * 0.29 + 171.43 * 1.90 * 0.57 + 243.24 * 3.40 * 1 + 233.33 * 1.70 * 1 + 426.57 * 4.71 * 1) / (3.25 * 0.29 + 1.90 * 0.57 + 3.40 * 1 + 1.70 * 1 + 4.71 * 1) = 342.38977147262165

p2 = (426.57 * 4.71 * 1 + 243.24 * 3.40 * 1 + 677.97 * 3.25 * 0.29 + 233.33 * 1.70 * 1) / max_coefficients = 250.64049318624268

score = 342.38977147262165 * 0.5 + 250.64049318624268 * 0.5 = 296.51513232943216

Rating changes

Show

all results
Date Place Points Reason
2026-10-16 185 -> 197 313.07 -> 296.52

White Wolf Cup: 43% -> 29%
2026-10-15 186 -> 185 313.07
2026-10-13 188 -> 186 313.07
2026-10-10 187 -> 188 313.07
2026-09-26 186 -> 187 313.07
2026-09-06 180 -> 186 313.07
2026-09-03 184 -> 180 313.07
2026-09-02 185 -> 184 313.07
2026-09-01 188 -> 185 313.07
2026-08-31 187 -> 188 312.63 -> 313.07

Tournaments

# Base rank Date Place Power Coefficient Rating Tournament City
1 427 2026-06-14 83/144 100% 4.71 RR XII Russian Championship Samara
2 233 2026-04-11 24/31 100% 1.70 RR Seihoku spring tournament 2026 Saint Petersburg
3 243 2026-02-23 57/75 100% 3.40 RR White Wolf Cup 2026 Saint Petersburg
4 171 2025-04-26 30/36 57% 1.90 RR Seihoku spring tournament 2025 Saint Petersburg
5 678 2025-02-16 20/60 29% 3.25 RR White Wolf Cup Saint Petersburg
6 579 2024-05-12 46/108 0% 4.60 RR X Russian Championship Perm
7 826 2024-03-30 9/47 0% 2.10 RR Seihoku spring tournament 2024 Saint Petersburg
8 333 2024-03-10 35/52 0% 3.05 RR Agari Spring Tournament 2024 Moscow
9 963 2023-11-05 🥈 2/28 0% 2.30 CRR Finding Dora Yekaterinburg
10 178 2023-09-03 89/108 0% 4.00 RR SPB Riichi Open 2023 Saint Petersburg
11 379 2023-06-11 55/88 0% 3.75 RR Money can not buy tenpai Perm
12 645 2023-02-25 12/32 0% 1.80 CRR Earth cup Saint Petersburg
13 872 2022-08-27 6/40 0% 1.80 CRR Sun tournament Saint Petersburg
14 947 2019-02-24 🥈 2/20 0% 1.30 CRR Mahjong tournament at the Intellectual Games Festival 2019 Samara
15 400 2018-02-25 10/16 0% 1.20 CRR Tournament Samara