Lipitan Svetlana
From Kirov, Russia
Internal rating (RR)
Rating date Sept. 4, 2025 (latest changes Sept. 3, 2025).
31 place (663.45).
how we calculated rating score
max_coefficients = (4.10 * 1 + 3.75 * 1 + 3.50 * 1 + 3.45 * 1) = 14.8
p1 = (953.27 * 4.60 * 0.71 + 746.84 * 3.65 * 0.86 + 745.76 * 3.25 * 1 + 511.63 * 3 * 1 + 0) / (4.60 * 0.71 + 3.65 * 0.86 + 3.25 * 1 + 3 * 1 + 1) = 689.9242875266343
p2 = (953.27 * 4.60 * 0.71 + 745.76 * 3.25 * 1 + 746.84 * 3.65 * 0.86 + 511.63 * 3 * 1) / max_coefficients = 636.9770270270269
score = 689.9242875266343 * 0.5 + 636.9770270270269 * 0.5 = 663.4506572768306
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2025-09-03 | 32 -> 31 | 663.45 | |
| 2025-09-01 | 34 -> 32 | 655.07 -> 663.45 | |
| 2025-08-31 | 32 -> 34 | 655.07 | |
| 2025-08-09 | 31 -> 32 | 655.07 | |
| 2025-08-04 | 32 -> 31 | 665.77 -> 655.07 |
Riichi over Volga: 100% -> 86% |
| 2025-08-03 | 40 -> 32 | 609.59 -> 665.77 |
Two roosters and Chuckles: 0% -> 100% |
| 2025-07-13 | 38 -> 40 | 609.59 | |
| 2025-07-12 | 35 -> 38 | 631.55 -> 609.59 |
X Russian Championship: 86% -> 71% |
| 2025-06-15 | 30 -> 35 | 639.99 -> 631.55 | |
| 2025-06-11 | 27 -> 30 | 667.44 -> 639.99 |
Money can not buy tenpai: 14% -> 0% |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Type | Tournament | City | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 512 |
|
22/44 | 100% | 3.00 | RR | Two roosters and Chuckles | Kirov | |
| 2 | 746 |
|
16/60 | 100% | 3.25 | RR | White Wolf Cup | Saint Petersburg | |
| 3 | 747 |
|
21/80 | 86% | 3.65 | RR | Riichi over Volga | Samara | |
| 4 | 953 |
|
6/108 | 71% | 4.60 | RR | X Russian Championship | Perm | |
| 5 | 368 |
|
56/88 | 0% | 3.75 | RR | Money can not buy tenpai | Perm | |
| 6 | 373 |
|
48/76 | 0% | 4.20 | RR | IX Russian Riichi Championship | Perm | |
| 7 | 342 |
|
74/112 | 0% | 4.05 | RR | Moscow Riichi 2022 | Moscow | |
| 8 | 36 |
|
54/56 | 0% | 3.30 | RR | Kirov Tournament | Kirov |