METRICS GUIDE
Every stat on this page, explained
All stats are calculated from official fight data. Style scores are Combatrics proprietary ratings updated after every event.
UFC 83: Serra vs St-Pierre 2
Montreal, Canada
19 Apr 2008
Middleweight
VS
45%
Day
55%
Belcher
Win Probability
KO/TKO
Round 1 · 3:58
★ Official Result
Jason DaywinsKO/TKOR1 · 3:58
def. Alan Belcher · UFC 83: Serra vs St-Pierre 2
Fight Report
Pre-fight analysis · prediction vs result
Prediction vs Result
We predicted
Belcher
→
Actual result
Day wins
KO/TKO · R1
Pre-fight analysis
This is a genuine toss-up — Day at 45% vs Belcher at 55% (CFR ratings). One of the hardest fights to call on the card.
Key angles
Day has beaten significantly higher-quality opposition — a QoV edge of 12 points.
Risk flags
Day's chin rating of 56 flags durability concerns based on KO history.
Belcher has a chin rating of 58 — a potential KO vulnerability.
This Fight — Statistics
Actual stats from this bout
DayBelcher
0
Sig. Strikes
0
0.0
Strikes / min (SLpM)
0.0
—
Strike Accuracy
—
Day
Belcher
Physical Matchup
Height · Reach · Age · Stance
6'0"
Height
+6'2"
72"
Reach
+75"
45
Age
+42
Orthodox
Stance
Orthodox
Day
Belcher
Composite Fighter Rating
Overall score combining performance, win quality, momentum & durability
18.6
22.4
49.3
Performance Avg
53.0
60
Quality of Victory
48
43
Momentum Score
100
Day
Belcher
Striking
Career averages · see This Fight stats above
10.0
/ 10
5.6
/ 10
8.0
Style: Pressure
7.2
0.7
Style: Volume
2.1
1 KO wins
Finish Rate (strikes)
4 KO wins
Per-minute strike stats will populate after live card results are scraped
Strike targetStrike target
24
Head
1
4
Body
2
1
Leg
0
RangeRange
12Distance2
17Clinch0
0Ground1
Day
Belcher
Grappling
Career averages · see This Fight stats above
0.0
/ 10
2.9
/ 10
0.0
Wrestling Style (/10)
2.0
0.0
Submission Style (/10)
3.3
0
Submission wins
3
Per-fight takedown stats will populate after live card results are scraped
Day
Belcher
Durability / Chin
Resilience against knockouts and stoppages
56
58
2 consec. KOs
Verdict
KO risk
2
KO/TKO Losses
1
0
Sub Losses
1
Avg R1.0 stoppage
KO round context
Avg R1.0 stoppage
Most recent fight
Last KO loss
9 fights ago
—
Strikes absorbed / min
—
3/31 fights
Chin rating based on
15/26 fights
Day
Belcher
Form & Momentum
Recent fight performance — most recent weighted 30%
43
100
2-fight 📉 slide
Current form
2-fight 📉 slide
L · KO · R1
L · KO · R1
W · KO · R1
Last 5
L · Dec · R3
L · Dec · R3
W · KO · R1
W · KO · R1
W · Sub · R2
Day
Belcher
Finish Rate
Percentage of wins by KO/TKO or Submission
100%
78%
1
KO / TKO Wins
4
0
Submission Wins
3
0
Decision Wins
2
Style Fingerprint
Combatrics radar — 6 fighting dimensions scored 0–10
Day
Belcher
Fighter 1
Fighter 2
10.0
Striking
KO power & stand-up volume
5.6
0.0
Grappling
Ground control & clinch
2.9
0.0
Wrestling
Takedown threat & defence
2.0
0.0
Submission
Submission attack frequency
3.3
8.0
Pressure
Clinch/ground work rate
7.2
0.7
Volume
Decision-pace fighting
2.1
DayBelcher
Strike Zones
Day
Attacking
29 landedAbsorbing
3 absorbedBelcher
Attacking
3 landedAbsorbing
29 absorbedTargeting Overlap
🎯Day targets the head (83% of attacks) — Belcher absorbs 83% of strikes there
🎯Belcher targets the body (67% of attacks) — Day absorbs 67% of strikes there
Round by Round
This fight · per-round breakdown
Day
RND
Belcher
0/0R00/0
Day · Last 3
L · KO · R1
Kendall GroveKO/TKO
UFC 96: Jackson vs Jardine · 2009-03
L · KO · R1
Michael BispingKO/TKO
UFC 85: Bedlam · 2008-06
W · KO · R1
Alan BelcherKO/TKO
UFC 83: Serra vs St-Pierre 2 · 2008-04
Belcher · Last 5
L · Dec · R3
Michael BispingDecision
UFC 159: Jones vs Sonnen · 2013-04
L · Dec · R3
Yushin OkamiDecision
UFC 155: Dos Santos vs Velasquez II · 2012-12
W · KO · R1
Rousimar PalharesKO/TKO
UFC on FOX: Diaz vs Miller · 2012-05
W · KO · R1
Jason MacDonaldKO/TKO
UFC Fight Night: Shields vs Ellenberger · 2011-09
W · Sub · R2
Patrick CoteSubmission
UFC 113: Machida vs Shogun 2 · 2010-05