Dergunov Aleksey

From Moscow, Russia

Player page

Internal rating (RR)

Rating date Dec. 19, 2023 (latest changes Dec. 19, 2023).

79 place (266.84).

max_coefficients = (4 * 1 + 3.75 * 1 + 4.20 * 0.86 + 4.05 * 0.43) = 13.085650000000001

p1 = (611.94 * 3.50 * 0.29 + 486.49 * 4.05 * 0.43 + 252.87 * 3.75 * 1 + 214.95 * 4 * 1 + 0) / (3.50 * 0.29 + 4.05 * 0.43 + 3.75 * 1 + 4 * 1 + 1) = 284.21752810866997

p2 = (252.87 * 3.75 * 1 + 214.95 * 4 * 1 + 486.49 * 4.05 * 0.43 + 611.94 * 3.50 * 0.29) / max_coefficients = 249.46869280471356

score = 284.21752810866997 * 0.5 + 249.46869280471356 * 0.5 = 266.84311045669176

Rating changes

Show

all results
Date Place Points Reason
2023-12-19 76 -> 79 284.44 -> 266.84

Agari team tournament: 14% -> 0%
2023-12-12 76 293.65 -> 284.44

Moscow Riichi 2022: 57% -> 43%
2023-11-28 83 -> 76 293.65
2023-11-20 79 -> 83 310.77 -> 293.65

Tenpai can't buy happiness: 43% -> 29%
2023-11-06 79 310.77

Tournaments

# Base rank Date Place Power Coefficient Type Tournament City
1 215 2023-09-03 85/108 100% 4.00 RR SPB Riichi Open 2023 Saint Petersburg
2 253 2023-06-11 66/88 100% 3.75 RR Money can not buy tenpai Perm
3 486 2022-06-12 58/112 43% 4.05 RR Moscow Riichi 2022 Moscow
4 612 2022-03-20 27/68 29% 3.50 RR Tenpai can't buy happiness Perm
5 511 2021-12-19 24/48 0% 3.10 RR Agari team tournament Moscow