Andrei Shalygin vs Oleg V. Biriukov
Andrei Shalygin (67, RUS) and Oleg V. Biriukov (58, IM, RUS) have never met in classical OTB, but played 30 rapid/blitz games on record. They share 82 common opponents with at least 3 games each side, providing a calibration of relative strength. With current classical ratings of 2139 and 2324, the Elo model gives Biriukov a 61% chance of winning a classical game with white.
Head-to-Head Score
If they played today · Classical
Based on current Elo: 2139 vs 2324 (Δ -185)
With Andrei Shalygin as white
20% Andrei19% draw61% Oleg
With Oleg V. Biriukov as white
14% Andrei16% draw70% Oleg
Estimate from Elo only · doesn't account for recent form, opening prep, or context.
Career Compare
| Andrei Shalygin | Oleg V. Biriukov | |
|---|---|---|
| Current rating (STD) | 2139 | 2324 |
| Peak rating | 2329 · Jan 2001 | 2404 · Jan 2006 |
| Peak age | 42 | 38 |
| World rank now | #12,079 | #4,098 |
| World rank peak | #4,029 | #2,058 |
| Federation rank now | #428 | #343 |
| Games (career, STD) | 53 | 191 |
| Months active | 219 | 218 |
| % white wins | 59% | 60% |
| % black wins | 52% | 48% |
| TPR last 12m (STD) | 2028 | — |
| Activity 12m (games) | 297 | 0 |
Best Win
Andrei Shalygin
Oleg V. Biriukov
Highest-rated opponent ever beaten · STD primary, rapid/blitz for context
All Meetings (30)
Common Opponents
Tournaments Both Played
Cohort Position
Each player compared to active peers (same federation, ±75 Elo, played in last 12 months).
Andrei Shalygin
Oleg V. Biriukov