Ryan Nijboer vs Jannik Opitz — Hamburg Qualifying Semi-final
Hamburg · CHALLENGER · Qualifying Semi-final
—
Sets
Sunday, 9 August 2026 ·
clay
M3 · 3rd on
Nijboer R.vs
Opitz J.
Win Probability
Pre-match · updated 07:50 UTCNijboer R.71%
Opitz J.29%
Toss-up
50–58%
50–58%
Slight edge
58–67%
58–67%
Clear favourite
67–80%
67–80%
Strong favourite
80%+
80%+
Clear favourite · Nijboer R. clearly ahead, but no certainty
Calibrated model · 63% favourite accuracy (2025–26, out-of-sample). Probability is a statistical estimate, not a certainty. How it works.
Common opponents
Last 12 monthsNo common opponents in the last 12 months.
Includes tour-level, 125s, qualifying and team events (⚑). Walkovers excluded. Describes past results in different contexts — not a prediction.
Umpiry Score
Pre-match6.1
Even matchUmpiry ScorePartial · surface data limited5.4
Clear underdogUmpiry ScorePartial · surface data limitedForm & Matchup
5.0No prior meetings
H2H5.0No prior meetings
6.97 of last 10 on clay
Surface form1.41 of last 7 on clay
0.0
Win streak0.0Lost last 3
Context
5.0Didn't play here last year
Defending pts5.0Didn't play here last year
The Umpiry Score combines match-context factors — matchup, form, fatigue, travel and motivation — into a single 0–10 score, updated daily. Read how it works.
11 vs 5 matches
Statistics
This season1st serve in·Slight edge
60%
55%
1st serve points won·Even
73%
73%
2nd serve points won·Even
52%
49%
Service points won·Even
64%
62%
Return points won·Even
39%
42%
Break points saved·Slight edge
59%
65%
Aces / match·Dominant
5.0
9.6
Double faults / match·Dominant
1.6
4.2
Averages over each player's completed matches in the selected window (11 vs 5). ATP, WTA & Challenger.
Serve vs return
This seasonEven serve battle
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About
Freshness
Recent loadFreshness·
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95
Opitz J.: 7 days rest · 1 match, 21 games (7d). Higher means fresher. About
Conditions
Court speed
Slowlow bounce, long rallies
SlowFast
Weather forecast
26°CMainly clear
Wind 13 km/hHumidity 45%
Head to head
No previous meetings on record.