Melkov Dmitrii

From Saint Petersburg, Russia

Player page

Internal rating (RR)

Rating date Sept. 3, 2024 (latest changes Sept. 3, 2024).

73 place (429.17).

max_coefficients = (4.60 * 1 + 3.85 * 1 + 3.65 * 1 + 4 * 0.86) = 15.5284

p1 = (379.31 * 3.75 * 0.71 + 177.57 * 4 * 0.86 + 826.09 * 2.10 * 1 + 579.44 * 4.60 * 1 + 333.33 * 3.05 * 1) / (3.75 * 0.71 + 4 * 0.86 + 2.10 * 1 + 4.60 * 1 + 3.05 * 1) = 444.07321045404166

p2 = (579.44 * 4.60 * 1 + 826.09 * 2.10 * 1 + 333.33 * 3.05 * 1 + 379.31 * 3.75 * 0.71) / max_coefficients = 414.2667628345483

score = 444.07321045404166 * 0.5 + 414.2667628345483 * 0.5 = 429.16998664429497

Rating changes

Show

Date Place Points Reason
2024-09-03 74 -> 73 417.18 -> 429.17

SPB Riichi Open 2023: 100% -> 86%

2024-09-01 64 -> 74 427.63 -> 417.18
2024-08-11 66 -> 64 431.09 -> 427.63

Money can not buy tenpai: 86% -> 71%

2024-08-04 56 -> 66 439.75 -> 431.09
2024-07-14 51 -> 56 439.75
2024-07-06 53 -> 51 439.75
2024-06-11 53 437.76 -> 439.75

Money can not buy tenpai: 100% -> 86%

2024-06-09 51 -> 53 437.76
2024-05-12 57 -> 51 365.00 -> 437.76

X Russian Championship: 0% -> 100%

2024-05-06 58 -> 57 360.70 -> 365.00

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 579 2024-05-12 46/108 100% 4.60 RR X Russian Championship
2 826 2024-03-30 9/47 100% 2.10 RR Seihoku spring tournament 2024
3 333 2024-03-10 35/52 100% 3.05 RR Agari Spring Tournament 2024
4 178 2023-09-03 89/108 86% 4.00 RR SPB Riichi Open 2023
5 379 2023-06-11 55/88 71% 3.75 RR Money can not buy tenpai