Melkov Dmitrii

From Saint Petersburg, Russia

Player page

Internal rating (RR)

Rating date Aug. 31, 2026 (latest changes Aug. 31, 2026).

149 place (313.07).

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

p1 = (677.97 * 3.25 * 0.43 + 171.43 * 1.90 * 0.57 + 243.24 * 3.40 * 1 + 233.33 * 1.70 * 1 + 426.57 * 4.71 * 1) / (3.25 * 0.43 + 1.90 * 0.57 + 3.40 * 1 + 1.70 * 1 + 4.71 * 1) = 355.0718917762058

p2 = (426.57 * 4.71 * 1 + 677.97 * 3.25 * 0.43 + 243.24 * 3.40 * 1 + 233.33 * 1.70 * 1) / max_coefficients = 271.07268007787155

score = 355.0718917762058 * 0.5 + 271.07268007787155 * 0.5 = 313.0722859270387

Rating changes

Show

all results
Date Place Points Reason
2026-08-31 148 -> 149 312.63 -> 313.07
2026-08-26 150 -> 148 310.65 -> 312.63

Seihoku spring tournament 2025: 71% -> 57%
2026-08-16 141 -> 150 326.65 -> 310.65

White Wolf Cup: 57% -> 43%
2026-08-15 141 325.59 -> 326.65
2026-08-04 145 -> 141 325.59
2026-08-03 146 -> 145 325.59
2026-07-18 143 -> 146 325.59
2026-07-12 141 -> 143 325.59
2026-07-03 143 -> 141 325.59
2026-07-01 146 -> 143 325.59

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 43% 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
9 178 2023-09-03 89/108 0% 4.00 RR SPB Riichi Open 2023 Saint Petersburg
10 379 2023-06-11 55/88 0% 3.75 RR Money can not buy tenpai Perm