Rating overview
Doubles
Latest μ
1,573
-56.7
- Lifetime high
- 1,630 · Mar 8, 2024
- Lifetime low
- 1,530 · Mar 7, 2024
- Cadence
- weekly
- Sample size
- 4
Jia Han Zhang
Country: CHN
Jia Han Zhang
Doubles rating
1,367
Δ -56.7 recent
Matches tracked
8
Across rated competitions
Volatility
222
σ (lower is steadier)
Offset in effect: -220
Raw rating before offsets: 1,587. This ladder currently uses a baseline adjustment until inter-division data accumulates.
Learn how OpenRating calibrates ladders →Volatility
Consistency snapshot
- σ now
- 221.7
- 30 day change
- 0.0
- Inactive streak
- 602 days
- Status
- High
Recent streaks
- Win streakMar 7, 2024 – Mar 8, 2024 · 25 matches · Δ +648.7
- Losing stretchMar 8, 2024 – Mar 9, 2024 · 5 matches · Δ -283.6
Form guide
Performance windows
last_30d
0-0
- Matches
- 0
- Net Δ
- 0.0
- Avg Δ
- —
- Opp. μ
- —
- Last event
- —
last_90d
0-0
- Matches
- 0
- Net Δ
- 0.0
- Avg Δ
- —
- Opp. μ
- —
- Last event
- —
last_5_events
0-5
- Matches
- 5
- Net Δ
- -133.6
- Avg Δ
- -26.7
- Opp. μ
- —
- Last event
- Mar 9, 2024
Disciplines
Career breakdown
Doubles
- Matches
- 40
- Record
- 30-10
- Net Δ
- +433.9
- Current rank
- —
- Best rank
- —
- Last event
- Mar 9, 2024
Milestones
Career highlights
- Reached rating 1629.75Mar 8, 2024 · Δ +27.8
- Largest rating gainMar 9, 2024 · Δ +40.5
- Largest rating dropMar 8, 2024 · Δ -56.7