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ATP Challenger. Astana
ATP Challenger. Astana International
10.08.2026 08:15 UTC Match prediction

Sinclair C - Zhalgasbay D

✓ Prematch ready Prematch data ✓Line ✓Form –H2H ✓Prediction
Tennis ATP Challenger. Astana
ATP Challenger. Astana 10.08.2026 08:15 UTC Finished
10.08.2026 08:15 UTC Finished
Sinclair C
Sinclair C
Rank #503 Elo 89
64Average Form
W L W L W L W W
Zhalgasbay D
Zhalgasbay D
60Average Form
L W L W W L W L
2:1 6:4 5:7 6:4
1 2 3 GP
Sinclair C 6 5 6 2
Zhalgasbay D 4 7 4 1
1 2 3
Preview

Extended stats (scorego)

Sinclair C Zhalgasbay D
Win % 58.2% 47.4%
Hard % 56% 80%
Clay % 66.7% 11.1%
Grass % 84.6% 0%
Deciding set % 55.3% 33.3%
Tie-breaks % 49.3% 0%
Titles (total) 4 0
Last 10 WLWLWLWWLW WLWWWWLWWW

Source: scorego-app.com

About the athletes

- Country -
#503 Rating -
31 Age -
1.88m Height (cm) -
82kg Weight (kg) -
- Hand -
- Seed -
- Coverage -
0 H2H 0

Serve and return stats

Sinclair C Zhalgasbay D
Aces per match 7.90 3.00
Double faults per match 2.5 0
Breaks per match 2.4 8.5

Source:tennisstats.com (per-match averages)

TennisStats: rating, form and serve/return

Colin Sinclair
Rank:503 Elo: 89
W L W L W L W W
Damir Zhalgasbay
L W L W W L W L

Hard

Colin SinclairDamir Zhalgasbay
Win Percentage 2026 Calendar Year 51.5% 17 / 33 Matches 72.7% 8 / 11 Matches
Win Percentage Last 12 Months 51.0% 26 / 51 Matches 66.7% 8 / 12 Matches
Aces Per Match 7.90 N/A
Most Aces in a match 40 % N/A

Clay

Colin SinclairDamir Zhalgasbay
Win Percentage 2026 Calendar Year 83.3% 5 / 6 Matches 0.0% 0 / 2 Matches
Win Percentage Last 12 Months 83.3% 5 / 6 Matches 0.0% 0 / 2 Matches
Aces Per Match N/A 3.00
Most Aces in a match N/A 100 %

Grass

Colin SinclairDamir Zhalgasbay
Win Percentage 2026 Calendar Year 90.0% 9 / 10 Matches 50.0% 1 / 2 Matches
Win Percentage Last 12 Months 90.0% 9 / 10 Matches 50.0% 1 / 2 Matches
Aces Per Match N/A N/A
Most Aces in a match N/A N/A

Source:tennisstats.com

H2H series (tennisstats)

Colin Sinclair Damir Zhalgasbay
H2H wins 0 (0%) 0 (0%)
Sets 0 (0%) 0 (0%)
Wins this year 64.2% 34 / 53 Matches 60.0% 9 / 15 Matches
Wins in 12 mo. 60.6% 43 / 71 Matches 56.3% 9 / 16 Matches
Current rank 503 -

Source: tennisstats.com

Profile and percentages (tennisstats)

Colin Sinclair Damir Zhalgasbay
Prize money (career) $125,914 USD $0 USD
Rating 503 —
Age 31 —
Height 1.88m —
Weight 82kg —

Win percentage (match / set)

Colin Sinclair Damir Zhalgasbay
Match Wins 64 % 60 %
Match Wins (3 Sets) 63 % 60 %
Wins in Straight Sets 43 % 53 %
Wins From Behind 27 % 14 %
Won At Least 1 Set 81 % 67 %
Set 1 Win 58 % 60 %
Set 2 Win 66 % 57 %
Set 3 Win 55 % 50 %

Source:tennisstats.com

Betting benchmarks (tennisstats)

Outcome percentages for totals and props: values for each player and a match-total column.

Total games

Colin Sinclair Damir Zhalgasbay Match total
Average Games in a Set 10.17 9.27 9.72
Over 6.5 94 % 93 % 94 %
Over 7.5 94 % 80 % 87 %
Over 8.5 88 % 73 % 81 %
Over 9.5 47 % 40 % 44 %
Over 10.5 33 % 20 % 27 %
Over 11.5 33 % 20 % 27 %

Aces

Colin Sinclair Damir Zhalgasbay Match total
Aces Per Match 7.90 3.00 10.90
Most Aces in a match 40 % 100 % N/A
1+ 100 % 100 % 100 %
2+ 100 % 100 % 100 %
3+ 100 % 100 % 100 %
4+ 90 % 0 % 100 %
5+ 70 % 0 % 100 %

Breaks

Colin Sinclair Damir Zhalgasbay Match total
Breaks Per Match 2.4 8.5 10.9
Over 0.5 100 % 100 % 100 %
Over 1.5 10 % 100 % 100 %
Over 2.5 10 % 100 % 100 %
Over 3.5 0 % 100 % 80 %
Over 4.5 0 % 100 % 80 %
Over 5.5 0 % 0 % 80 %

Tie-breaks

Colin Sinclair Damir Zhalgasbay Match total
Tie Breaks Per Match 0.53 0.47 0.5
Over 0.5 43 % 33 % 38 %
Over 1.5 10 % 13 % 12 %
Under 0.5 57 % 67 % 38 %
Under 1.5 90 % 87 % 12 %

Double faults

Colin Sinclair Damir Zhalgasbay Match total
Double Faults Per Match 2.5 0 2.5
Over 0.5 (1+) 90 % 0 % 100 %
Over 1.5 (2+) 50 % 0 % 40 %
Over 2.5 (3+) 40 % 0 % 35 %
Over 3.5 (4+) 30 % 0 % 25 %
Over 4.5 (5+) 20 % 0 % 20 %
Over 5.5 (6+) 20 % 0 % 20 %

Net points

Colin Sinclair Damir Zhalgasbay Match total
Net Points Won Per Match 10 5 15
Over 4.5 (5+) 50 % 100 % 75 %
Over 5.5 (6+) 50 % 100 % 75 %
Over 6.5 (7+) 50 % 0 % 25 %
Over 7.5 (8+) 50 % 0 % 25 %
Over 8.5 (9+) 50 % 0 % 25 %
Over 9.5 (10+) 25 % 0 % 13 %

Source:tennisstats.com

Odds
P1 1.82 55.8% BetBoom
P2 2.30 44.2% BetBoom

Sinclair C face Zhalgasbay D on August 10, 2026 in the ATP Challenger. Astana, International.

Recent form (W-D-L): Sinclair C 3-0-2, Zhalgasbay D 2-0-3. PrognozAI's Glicko-2 model gives the home side 57% to win. Below: team form, head-to-head history, bookmaker odds and the full PrognozAI AI breakdown.

🎯 PropickAI prediction
Low confidence

Our model prediction (Glicko-2)

1 Sinclair C — 57%

Pure model vs market (1 · Sinclair C): model 41% · market 60% Δ −19 pp model estimates below the market

1 · Sinclair C57.5%
2 · Zhalgasbay D42.5%

Model estimate: win Sinclair C 57.5%, win Zhalgasbay D 42.5%. Model favourite — Sinclair C.

Informational estimate, not a betting recommendation.

AI agent prediction

Independent AI-agent assessment from our data (model, market line, form, H2H)

1Sinclair C (odds1.56) Score 2:1 confidence 57% ✓ outcome correct · exact score
  • • Sinkler K: forma P (0-1)
  • • Zhalgasbay D: forma PVVVV (4-1)
  • • liniya na pik P1 1.55→1.57 (udlinilas — rynok dreyfuet vs)
  • • Model backs Sinkler K: probability 57% vs 64% on the line (odds 1.56)
  • • no edge over the line (-7 pp) — informational only.

Analytical AI-agent assessment, not a betting recommendation.

Math-model prediction

AI match prediction Sinclair C - Zhalgasbay D August 10, 2026

Tennis math model

Based on the collected prematch data, the favourite looks like Sinclair C.

Line favourite Fonbet: Sinclair C. We cross-check with Glicko and the math model below.
  • Win odds (Fonbet): 1 1.02 / 2 10.00
  • Glicko: Sinclair C 57.5% / Zhalgasbay D 42.5%

For reference

Fair probability (no margin)

Probability excluding the bookmaker margin — for reference, not a betting recommendation.
Winner bookmaker margin 8.0% 4 books · best price +1.3%
1 59.7%
2 40.3%

Odds source: consensus of 4 books (Baltbet, Betcity, Fonbet, Leon). This is the fair probability after removing the bookmaker margin from the odds — reference information, not a prediction or a betting recommendation.

For reference

Line movement

How the odds changed from opening to the current line — for reference, not a betting recommendation.
Winner 1 1.55 ↑ 1.82
Winner 2 2.30 ↓ 1.95

↓ odds shortened (money on this outcome), ↑ drifted (line weakened). For reference, not a betting recommendation.

%

Market consensus

Forecast by market

Match result
Sinclair C
56%
1.57
Zhalgasbay D
44%
10.00

Consensus probability with the bookmaker margin removed; the number on the right is the best available odds. For reference only, not a bet.

Head-to-head and form stats

Head-to-head and form

Team form

Sinclair C
6-4LWWWLWLWLW
scored 1.3conceded 1.2
Zhalgasbay D
3-7LLWLLLLWLW
scored 0.7conceded 1.5

Head-to-head and recent form per sports statistics — for reference.

Match center
Start 10.08.2026 08:15 UTC
Market 1 90.7% @ 1.02 / 2 9.3% @ 10.00
Form 4 matches
🥊 Humans vs Machines
📐 Math model Sinclair C 57%
💹 Market Sinclair C 60%
Every pick locked before kickoff · public log
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Match center

Sinclair C - Zhalgasbay D

V baze uchteny nedavnie matchi oboikh uchastnikov.

Form 5/5 recent games
H2H 0 head-to-head matches
Market 2 model / bookmakers
Flashscore match data source checked
Odds match data source checked
Bookiesapi match data source checked
Line depth match data source checked
Present in data
Market Form Match Participants Line Movement Overview
More needed
H2H Championat, Flashscore
Tournament Championat, Flashscore
Post-match / PropickAI database
Score 2:1
Events 0
Statistics 20
Set Sinclair C Zhalgasbay D Result
Set 1 6 4 6:4
Set 2 5 7 5:7
Set 3 6 4 6:4
Metric Sinclair C Zhalgasbay D SStats
Breyk-poynty realizovany 0/0 0/0 final
Points na prieme 0% (0/1) 0% (0/0) final
Eysy 0 0 final
Breyk-poynty otygrany 0/0 0/0 final
Dvoynye oshibki 0 0 final
Pervaya podacha, % 0% 100% final
Points na pervoy podache 0% (0/0) 100% (1/1) final
Points na vtoroy podache 0% (0/0) 0% (0/0) final
PropickAI check: math model and Glicko-2

We mark in green only strong signals where the model passed our publication filter. The other rows are for audit and training.

Option Signal Prediction / actual Rating
Glicko-2: base favourite Audit tennis is audit-only for now: surface, serve/return and market are needed Data: line, form home - 57.5% fact: home hit / ROI 82.0% / Brier 0.362 / LogLoss 0.554
Glicko-2: calibrated favourite Audit tennis is audit-only for now: surface, serve/return and market are needed Data: line, form home - 50.9% fact: home hit / ROI 82.0% / Brier 0.482 / LogLoss 0.675
Market and Glicko

Tennis math model. Tennis without draws: the base signal comes from player rating, surface, form, serve/return and tournament fatigue. For live logic the set state and who is serving matter more than the overall points score.

Outcome Line Glicko Signal
Sinclair C 59.3% 57.5% market and model agree
Zhalgasbay D 40.7% 42.5%
1X2: 4 Bookies

Glicko-2 is a team-strength rating: it weighs the line, history and consistency, but is not a guarantee.

Tennis math model
P1 / P2 57.5% / 42.5% probabilities
Rating 1,430 / 1,851 Sinclair C / Zhalgasbay D
RD 288 / 193 rating uncertainty
r +/- 2RD 855-2,005 / 1,465-2,236 strength interval
HFA: 0 HFA mu: 0.000 MoV: on N: N=1 P: two_way_glicko2_expected_score

Best value: no value found

Tennis without draws: the base signal comes from player rating, surface, form, serve/return and tournament fatigue. For live logic the set state and who is serving matter more than the overall points score.

Betting snapshot
1X2
2 10.00 Fonbet · no value · model 42.5%
1 1.02 Fonbet · no value · model 57.5%
Handicap
2 -0.5 10.00 Fonbet · line only
2 +0.5 2.00 Fonbet · line only
1 -0.5 1.02 Fonbet · line only
1 +0.5 1.72 Fonbet · line only
Total
Over 20.5 1.50 Fonbet · line only
Over 21.5 1.60 Fonbet · line only

Betting notes are built from the line, market and our math model: take a signal only when the model and market agree.

Bookmaker line

Match markets

Open on Fonbet →
bookmaker line and markets

Handicap

Outcome Fonbet
1.72 58.1%
1.37 73.0%
1.60 62.5%
1.02 98.0%
1.02 98.0%
5.00 20.0%
2.60 38.5%
2.00 50.0%
2.85 35.1%
2.20 45.5%
10.00 10.0%
8.50 11.8%
1.12 89.3%
1.43 69.9%

Handicap

Outcome Fonbet
1.02 98.0%
2.50 40.0%
1.47 68.0%
10.00 10.0%

Total

Outcome Fonbet
Over 20.5 1.50 66.7%
Over 21.5 1.60 62.5%
Over 22.5 1.50 66.7%
Over 23.5 1.95 51.3%
Over 24.5 2.02 49.5%
Over 25.5 1.92 52.1%
Over 26.5 2.10 47.6%
Over 27.5 2.10 47.6%
Over 28.5 1.83 54.6%
Over 29.5 1.85 54.1%
Over 30.5 1.63 61.4%
Over 31.5 1.12 89.3%
Over 32.5 7.90 12.7%
Over 34.5 9.00 11.1%
Under 20.5 2.40 41.7%
Under 21.5 2.20 45.5%
Under 22.5 2.40 41.7%
Under 23.5 1.75 57.1%

Total

Outcome Fonbet
Over 2.5 1.47 68.0%
Under 2.5 2.50 40.0%
Match center
Sinclair C
W L W L W
2026-08-09 2026 Astana, Kazakhstan, Qualifying
Sinclair C Sinclair C 2:1 Kachmazov A
2026-08-03 2026 Istanbul 2, Turkiye, Qualifying
Sinclair C Sinclair C 0:2 Singh D P
2026-08-02 2026 Istanbul 2, Turkiye, Qualifying
Sinclair C Sinclair C 2:0 McKennon M
2026-07-29 2026 Samsun, Turkiye
Sinclair C Sinclair C 0:2 Matsuda K
2026-07-28 2026 Samsun, Turkiye
Sinclair C Alkaya M 1:2 Sinclair C
3 Wins
2 Losses
1.2 Sets won
1.2 Sets lost
60% Win percentage
Zhalgasbay D
W L W L L
2026-08-09 2026 Astana, Kazakhstan, Qualifying
Zhalgasbay D 2:0 Dzhavakian Y Zhalgasbay D
2026-07-07 2026 Wimbledon, Boys
Zhalgasbay D 1:2 Doig, Connor Zhalgasbay D
2026-07-05 2026 Wimbledon, Boys
Behrmann, Thilo 1:2 Zhalgasbay D Zhalgasbay D
2026-05-31 2026 French Open, Boys
Zhalgasbay D 0:2 Alexandrescou Y T Zhalgasbay D
2026-04-26 2026 Shymkent 2, Kazakhstan, Qualifying
Zhalgasbay D 0:2 Campana Lee G Zhalgasbay D
2 Wins
3 Losses
1.0 Sets won
1.4 Sets lost
40% Win percentage
Match center

Full head-to-head historySinclair C - Zhalgasbay D

Sinclair C
0 matches total
Zhalgasbay D
Biggest win — largest score margin
Highest-scoring match — most goals in a game
Highest-scoring draw — draw with the most goals

Match history

Frequently asked questions

Who is the favourite in Sinclair C vs Zhalgasbay D?

By the PropickAI model, Sinclair C is favoured — about 57% win probability.

What does PropickAI predict for Sinclair C vs Zhalgasbay D?

The consensus of 7 AI models and the Glicko-2 rating leans to Sinclair C. Full probabilities and bookmaker odds are shown on this page.

When does Sinclair C vs Zhalgasbay D start?

August 10, 2026.