Union La Calera 0-1 Colo Colo – Result & Analysis
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Poisson model rates Union La Calera at 48%, yet in-form Colo Colo provide a compelling counter-argument — this Union La Calera vs Colo Colo fixture contains genuine analytical tension.
✍️ Match Preview
Match Analysis
Union La Calera host Colo Colo at Estadio Municipal Nicolás Chahuán Nazar in Primera División, Regular Season - 13. Kick-off is scheduled for Sunday 1 June 2025 at 22:30 UTC.
Recent Form
Across all Primera División games this season, Union La Calera have gone 4W 3D 3L from 10 outings — a 1.50 PPG return. Last five: W L L D W. They are averaging 1.10 goals per game and conceding 0.90 — a modest attacking output that tempers optimism on the Over 2.5 market. 4 clean sheets in 10 games (40%) reflects a solid defensive base. Both teams have scored in just 30% of their matches, indicating a tendency toward clean sheets or low-scoring outcomes.
Union La Calera at Estadio Municipal Nicolás Chahuán Nazar this season: 5W 1D 4L from 10 home games — 1.60 PPG on home soil. At home they are averaging 1.60 goals scored and 1.50 conceded per game. Both teams have scored in 70% of their home games — an outstanding BTTS rate that is a key data point for this fixture.
Looking at all fixtures this season, Colo Colo stand at 9W 1D 0L from 10 Primera División matches — 2.80 PPG. Last five: W W W W D. They are scoring at 1.80 per game and conceding 0.60. Defensively, 0.60 goals conceded per game is elite-level — a side this difficult to score against is a real threat to Over 2.5 and BTTS Yes. 5 clean sheets from 10 games (50%) is an exceptional defensive record — they are keeping clean sheets more often than not.
Colo Colo's away record: 7W 3D 0L from 10 road trips in Primera División this season (2.40 PPG). They are averaging 1.80 goals per away game — strong road scoring that makes them a threat even without home support. 5 away clean sheets from 10 games (50%) — they are as difficult to score against on the road as they are at home.
Despite the home advantage, the form figures favour Colo Colo — 1.30 PPG ahead of the hosts (2.80 vs 1.50). That gap is large enough to take seriously. Draw No Bet on the visitors neutralises home-ground risk while maintaining the form-backed selection.
H2H Record
The previous 6 encounters between these sides heavily favour Colo Colo, who boast 4 victories compared to 1 for Union La Calera.
The 6 previous meetings have averaged 2.3 goals per game — a neutral rate that provides no strong lean on the goals market from the H2H alone. The most recent clash, on 16 Oct 2024, ended 0–1 with Colo Colo winning.
It is worth noting that Colo Colo have a superior record in this fixture despite their visitor status — 4 wins from 6 meetings. Home advantage alone is not a sufficient reason to dismiss that track record.
In-Play Data
Union La Calera trading profile (60 games, 30 at home): they score before half-time in 57% of fixtures in home games; when goalless at HT, a second-half goal follows 74% of the time; BTTS occurs in 63% of their matches (home games); Over 2.5 goals lands in 63% of games (home games).
Colo Colo trading profile (60 games, 30 at away): they score before half-time in 57% of fixtures in away games; when goalless at HT, a second-half goal follows 74% of the time; BTTS occurs in 43% of their matches (away games); Over 2.5 goals lands in 43% of games (away games); they keep a clean sheet 43% of the time.
BTTS rates are mixed from the trading data — Union La Calera 58% versus Colo Colo 43%; no strong lean in either direction. The over/under 2.5 picture is inconclusive from the in-play data (Union La Calera 48% | Colo Colo 43%).
Poisson Model
The Poisson distribution model projects Union La Calera 1.39 xG and Colo Colo 0.90 xG. These expected goals figures are the primary input: they feed a goal-probability matrix across all scoreline combinations to derive the result and market probabilities below. Underlying strength ratings: Union La Calera attack 0.951 / defence 0.868 | Colo Colo attack 1.006 / defence 0.930. League average goals — home 1.570 / away 1.030. Data: 42 Union La Calera games / 39 Colo Colo games used (CurrentSeason).
Result probabilities: Union La Calera 48% | Draw 27% | Colo Colo 24%. Fair-value odds: Union La Calera 2.08 | Draw 3.70 | Colo Colo 4.17. Union La Calera hold a narrow Poisson edge at 48% — the draw (27%) is close enough to merit draw-inclusive market consideration.
Goals markets: Over 2.5 probability 40% | BTTS probability 45% | Total xG 2.29. Under 2.5 has a narrow probability edge at 60% — total xG of 2.29 is below the line but not decisively so. BTTS probability of 45% is moderate — neither team is projected to score with enough certainty to make Yes a clear standalone call.
Summary & Verdict
The Poisson model's primary lean is Union La Calera at 48% — moderate model lean. Note a divergence: in-form Colo Colo (2.80 PPG) cuts against the Poisson lean — consider the strength-adjusted model over surface-level form results. With a 27% draw probability, Draw No Bet on Union La Calera offers a more defensible entry point than the straight win.
Poisson projects 2.29 total expected goals, pointing to Under 2.5 at 40% probability — Poisson-only — limited corroboration conviction.
The Poisson model's BTTS call is No at 45%. This conflicts with form data: Union La Calera 70% | Colo Colo 50% from recent games — a notable divergence.
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💡 Key Insights
🏟️ Match Context
• Fixture: Union La Calera vs Colo Colo | Competition: Primera División, Regular Season - 13 | Venue: Estadio Municipal Nicolás Chahuán Nazar • Kick-off: Sunday 1 Jun 2025, 22:30 UTC • Data inputs: H2H history, form splits, prediction model signals, and market pricing
📊 Statistical Prediction
• Poisson result probabilities: Union La Calera 48% | Draw 27% | Colo Colo 24% • Poisson goal markets: Over 2.5 40% | BTTS 45% | xG Union La Calera 1.39 / Colo Colo 0.90 • Poisson strength factors: Union La Calera attack 0.951 / def 0.868 | Colo Colo attack 1.006 / def 0.930 | league avg home 1.570 / away 1.030 • Poisson stance: Union La Calera (48%) — moderate lean
🧮 Prediction Model
1.39
Union La Calera xG
Expected Goals
0.90
Colo Colo xG
45%
BTTS
67%
Over 1.5
40%
Over 2.5
20%
Over 3.5
Full score-by-score matrix & model internals in the "Full Poisson Detail" section below ↓
⚠️ This analysis is generated algorithmically from statistical data and is intended for informational purposes only. It does not constitute betting advice. Please gamble responsibly.
❓ Frequently Asked Questions
What time does Union La Calera vs Colo Colo kick off?
Union La Calera vs Colo Colo kicked off at 22:30 on Sunday 1 June 2025 at Estadio Municipal Nicolás Chahuán Nazar.
What was the final score in Union La Calera vs Colo Colo?
Union La Calera 0 - 1 Colo Colo.
Where is Union La Calera vs Colo Colo being played?
The match is being played at Estadio Municipal Nicolás Chahuán Nazar.
What competition is Union La Calera vs Colo Colo part of?
Union La Calera vs Colo Colo is a Regular Season - 13 fixture in the Primera División (Chile).
Who is favourite to win Union La Calera vs Colo Colo?
Our statistical model gives Union La Calera a 48% chance of winning, Colo Colo a 24% chance, and a 27% chance of a draw — making Union La Calera the favourite.
Will both teams score in Union La Calera vs Colo Colo?
Our model estimates a 45% probability that both Union La Calera and Colo Colo will score (BTTS).
Will Union La Calera vs Colo Colo have over 2.5 goals?
Our model puts the probability of over 2.5 goals in this match at 40%.
What is the head-to-head record between Union La Calera and Colo Colo?
Record (6 meetings): Union La Calera 1W | Draws 1 | Colo Colo 4W.
What form are Union La Calera and Colo Colo in?
Union La Calera (all comps): 4W-3D-3L in 10 | 1.50 PPG | GF 1.10 / GA 0.90 | L5 W-L-L-D-W. Colo Colo (all comps): 9W-1D-0L in 10 | 2.80 PPG | GF 1.80 / GA 0.60 | L5 W-W-W-W-D.
🧮 Model Insight
Model Mechanics
Working from Union La Calera's attack rating (0.95) and Colo Colo's defence rating (0.93), the model arrives at 1.39 expected goals for the home side. The same calculation in reverse, Colo Colo's attack versus Union La Calera's defence, projects 0.90 expected goals for the visitors.
These ratings are built from 42/39 games of current-season data — a full enough sample to trust.
The Exact-Score Picture
Run the expected-goals figures through the full scoreline distribution and 1-1 emerges as the single most likely result, at 14.3%. Close behind: 1-0 (12.4%), 0-0 (11.8%). Those top three scorelines alone account for 39% of the model's total probability mass — a relatively concentrated, predictable distribution for this fixture.
Most Likely Outcome
Union La Calera Win
48%
2.07
27%
3.65
24%
4.11
Top 3 Most Likely Scorelines
1 – 0
14.1%
Home win
Most likely
1 – 1
12.7%
Draw
0 – 0
10.1%
Draw
Expected Goals & Win Odds
1.39
Union La Calera xG
Total xG
2.29
0.90
Colo Colo xG
2.07
48%
Home win
3.65
27%
Draw
4.11
24%
Away win
Goals Markets
67%
Over 1.5
1.49
33%
Under 1.5
3.03
40%
Over 2.5
2.50
60%
Under 2.5
1.67
20%
Over 3.5
5.00
80%
Under 3.5
1.25
8%
Over 4.5
12.50
92%
Under 4.5
1.09
Match Markets
Both Teams to Score
45%
BTTS Yes
2.25
55%
BTTS No
1.80
Clean Sheet
41%
2.46
25%
4.01
Win to Nil
20%
5.09
6%
16.46
Score Probability Matrix (%)
| H \ A | 0 | 1 | 2 | 3 | 4 | 5 |
|---|---|---|---|---|---|---|
| 0 | 10.1 | 9.1 | 4.1 | 1.2 | 0.3 | – |
| 1 | 14.1 | 12.7 | 5.7 | 1.7 | 0.4 | 0.1 |
| 2 | 9.8 | 8.8 | 4.0 | 1.2 | 0.3 | – |
| 3 | 4.5 | 4.1 | 1.8 | 0.5 | 0.1 | – |
| 4 | 1.6 | 1.4 | 0.6 | 0.2 | – | – |
| 5 | 0.4 | 0.4 | 0.2 | 0.1 | – | – |
Green = home win · Grey = draw · Amber = away win · Outlined cell = most likely score
▶ Model Internals
❓ Frequently Asked Questions
What is the most likely scoreline for Union La Calera vs Colo Colo?
Our Poisson model rates 1-1 as the single most likely exact scoreline, at 14.3%.
How many goals are Union La Calera and Colo Colo expected to score?
The model projects 1.39 expected goals for Union La Calera and 0.90 for Colo Colo, a combined total of 2.29.
How confident is the prediction model for Union La Calera vs Colo Colo?
Not very — the model's leading outcome sits at just 48%, meaning this is rated as a genuinely open contest with no dominant favourite.
📈 Form Insight
Where Both Sides Stand
Across their last 60 outings, Union La Calera have picked up 1.25 PPG on a 19W 18D 23L record — W-L-L-D-W across the most recent five.
Colo Colo's form line: 36W 13D 11L from 60 games, 2.02 PPG, last five W-W-W-W-D.
Put side by side, Colo Colo are the form team by 0.77 points per game — a gap wide enough to matter, though form alone rarely tells the whole story against Union La Calera.
Home Ground vs the Road
On home soil, Union La Calera have posted 1.23 PPG from 30 outings (10W 7D 13L).
On the road, Colo Colo have gone 15W 10D 5L from 30 away games — 1.83 PPG when travelling.
Comparing the two in their relevant venue splits, Colo Colo come out ahead — a more targeted read than the overall PPG figures above, since it strips out games played in the opposite context.
The Goals Picture
Union La Calera are averaging 1.18 goals scored and 1.35 conceded per game recently; Colo Colo are on 1.57 scored and 0.83 conceded.
Defensively: Colo Colo in 43% — worth knowing if you're weighing up clean-sheet or BTTS-No markets.
Last 60 Results — Primera División
Current season: same league only · Previous season: all leagues (covers promoted/relegated teams)
Union La Calera
Current Season
Colo Colo
Current Season
❓ Frequently Asked Questions
What form are Union La Calera and Colo Colo in coming into this match?
Union La Calera have gone 19W 18D 23L in their last 60 games (1.25 PPG), while Colo Colo have gone 36W 13D 11L in their last 60 (2.02 PPG).
Which team has the better venue record — Union La Calera at home or Colo Colo away?
Colo Colo's away record (1.83 PPG) is the stronger of the two venue-specific splits — Union La Calera at home: 1.23 PPG; Colo Colo away: 1.83 PPG.
Have Union La Calera or Colo Colo been keeping clean sheets recently?
Union La Calera have kept a clean sheet in 23% of their recent games, Colo Colo in 43%.
⚔️ Rivalry Insight
A Look Back
The fixture history between Union La Calera and Colo Colo runs to 10 recorded meetings, the earliest dating back to March 2022. Every recorded meeting has come in Primera División. The two were last together as recently as 9 August 2026, so this form is fresh in the memory.
Digging Into the Numbers
Colo Colo go into this on the back of 7 straight wins in the series — the current momentum sits squarely with them.
The biggest gap between the sides came on 31 Mar 2022, when Colo Colo won 4-0 — the largest margin of victory on record between these two.
Union La Calera's record when hosting Colo Colo specifically: 1W 1D 3L from 5 games — a narrower, venue-specific slice of the head-to-head picture.
Last 10 Meetings
1
Union La Calera
1
Draws
8
Colo Colo
Recent Meetings
❓ Frequently Asked Questions
What is the head-to-head record between Union La Calera and Colo Colo?
From 10 meetings on record, Union La Calera have won 1, Colo Colo have won 8, and 1 have been drawn.
When did Union La Calera and Colo Colo last play each other?
They last met on 9 August 2026, when Union La Calera 1-2 Colo Colo.
Who has won more matches between Union La Calera and Colo Colo?
Colo Colo have the better head-to-head record, with 8 wins from 10 meetings.
📈 Trading Insight
Half-Time Trends
Union La Calera see a goal before the break in 57% of their matches.
Colo Colo see a goal before the break in 57% of their matches. They've gone in front at half-time 33% of the time.
The Numbers That Matter
BTTS sits in mixed territory for this pairing — Union La Calera 63%, Colo Colo 43% — no strong lean either way from the trading data alone.
Over 2.5 has been close to a coin-flip for both sides — 63% (Union La Calera) and 43% (Colo Colo).
On the defensive side: Colo Colo in 47%; Union La Calera have failed to score in 30% of games; Colo Colo in 27%.
Current season: same league only. Previous season: all leagues (covers promoted/relegated teams). All = any venue | Venue = Union La Calera home games / Colo Colo away games. HT metrics require half-time score data — shown as — where unavailable.
❓ Frequently Asked Questions
Do both teams usually score when Union La Calera play Colo Colo?
Not especially — both teams scoring has occurred in only 63% of Union La Calera's recent matches and 43% of Colo Colo's, a rate that leans toward BTTS No.
Is Union La Calera vs Colo Colo usually a high-scoring fixture?
Not particularly — Over 2.5 goals has come in for only 63% of Union La Calera's recent games and 43% of Colo Colo's, pointing to a tighter contest.
Shock result as Colo Colo defy the odds to beat Union La Calera 0-1.
📝 Match Report
How It Unfolded
Colo Colo beat Union La Calera 0-1 at Estadio Municipal Nicolás Chahuán Nazar, Regular Season - 13, in the Primera División. That is the final score; the rest of this report grades it against what the data forecast beforehand.
The Model vs The Result
The Poisson model went into this projecting Union La Calera 1.39 xG and Colo Colo 0.90 xG, a combined 2.29. The scoreboard read 0-1 for 1 actual goal. Union La Calera fell 1.4 short of their projected output. Those figures were built on strength ratings of Union La Calera attack 0.95 / defence 0.87 against Colo Colo attack 1.01 / defence 0.93, drawn from 42/39 games (CurrentSeason).
On the result, the model split it Union La Calera 48% | Draw 27% | Colo Colo 24%, with Union La Calera to win its most likely call at 48%. Instead the game produced a Colo Colo win, an outcome the model had rated at just 24% — a clear break from expectation and a genuine upset by the numbers.
Goals & Markets
The model rated Over 2.5 goals at 40%. The game delivered 1, so it stayed under — the model's lean was correct. Over 1.5 had been 67% and missed. On both teams to score, the model sat at 45% and the match did not — another call in the model's favour. Historically the two sides average 46% Over 2.5 across their same-competition games (Union La Calera 48%, Colo Colo 43%), a base rate that agreed with today's under. Their combined BTTS history runs at 51%, which did not match the one-sided outcome.
Trading Patterns vs Reality
Union La Calera's trading profile (60 games, 30 home) set some clear expectations: BTTS lands in 58% of their matches — today it did not; they fail to score in 28% of games, a blank that repeated today.
Colo Colo's trading profile (60 games, 30 away) set some clear expectations: BTTS lands in 43% of their matches — today it did not; they keep a clean sheet 43% of the time, and duly kept one.
Form vs Result
On form, Colo Colo arrived the stronger side — 2.02 PPG against 1.25. The form guide was vindicated by the result. Union La Calera (home/away splits) managed 0 against a 1.37 scoring average — below par going forward. Colo Colo (home/away splits) conceded 0 against a 0.93 average — tighter than their form line.
Verdict
Grading the result against the stored data, 3 of 4 pre-match signals came in: result (miss), Over 2.5 (hit), BTTS (hit), form (hit). A mixed scorecard — the data caught the broad shape of the game but not every market.
💡 Key Insights
⚠️ This match report is generated algorithmically from the final score, our prediction model, and each team's historical form and trading data. Analysis is for informational purposes only.