Melkov Dmitrii

From Saint Petersburg, Russia

Player page

Internal rating (RR)

Rating date May 22, 2026 (latest changes May 17, 2026).

163 place (256.67).

max_coefficients = (4.10 * 1 + 3.90 * 1 + 3.45 * 1 + 3.40 * 1) = 14.85

p1 = (677.97 * 3.25 * 0.71 + 171.43 * 1.90 * 0.86 + 243.24 * 3.40 * 1 + 233.33 * 1.70 * 1 + 0) / (3.25 * 0.71 + 1.90 * 0.86 + 3.40 * 1 + 1.70 * 1 + 1) = 306.1453447847829

p2 = (677.97 * 3.25 * 0.71 + 243.24 * 3.40 * 1 + 233.33 * 1.70 * 1 + 171.43 * 1.90 * 0.86) / max_coefficients = 207.1885521885522

score = 306.1453447847829 * 0.5 + 207.1885521885522 * 0.5 = 256.66694848666754

Rating changes

Show

all results
Date Place Points Reason
2026-05-17 161 -> 163 256.67
2026-05-12 157 -> 161 285.11 -> 256.67

X Russian Championship: 14% -> 0%
2026-05-03 154 -> 157 284.40 -> 285.11
2026-05-01 156 -> 154 284.40
2026-04-26 159 -> 156 281.88 -> 284.40

Seihoku spring tournament 2025: 100% -> 86%
2026-04-19 155 -> 159 281.88
2026-04-16 145 -> 155 299.67 -> 281.88

White Wolf Cup: 86% -> 71%
2026-04-13 144 -> 145 299.67
2026-04-11 150 -> 144 290.08 -> 299.67

Seihoku spring tournament 2026: 0% -> 100%
2026-04-09 149 -> 150 290.08

Tournaments

# Base rank Date Place Power Coefficient Rating Tournament City
1 233 2026-04-11 24/31 100% 1.70 RR Seihoku spring tournament 2026 Saint Petersburg
2 243 2026-02-23 57/75 100% 3.40 RR White Wolf Cup 2026 Saint Petersburg
3 171 2025-04-26 30/36 86% 1.90 RR Seihoku spring tournament 2025 Saint Petersburg
4 678 2025-02-16 20/60 71% 3.25 RR White Wolf Cup Saint Petersburg
5 579 2024-05-12 46/108 0% 4.60 RR X Russian Championship Perm
6 826 2024-03-30 9/47 0% 2.10 RR Seihoku spring tournament 2024 Saint Petersburg
7 333 2024-03-10 35/52 0% 3.05 RR Agari Spring Tournament 2024 Moscow
8 178 2023-09-03 89/108 0% 4.00 RR SPB Riichi Open 2023 Saint Petersburg
9 379 2023-06-11 55/88 0% 3.75 RR Money can not buy tenpai Perm