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SF MARATHON 2026

Alex Irwin

Bib: 11203•M•Age: 31

FULLERTON, CA

0:00
0:00
/ mi
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Overall
#0 / 7166
Top 27%
Gender (Male)
#0 / 5052
Top 32%
Division (M30-34)
#0 / 1040
Top 32%
Race Day Weather
59°/49°F
scattered clouds

⏱️ Race Timeline

Watch your race unfold from start to finish

Start
0:00:00
Race begins
2M
18:59
Rank: #3269
Start → 2M
18:59 | 9:29/mi
4M
37:20
Rank: #2945 (+324)
2M → 4M
18:21 | 9:11/mi
6M
56:16
Rank: #2943 (+2)
4M → 6M
18:56 | 9:28/mi
8M
1:14:17
Rank: #2864 (+79)
6M → 8M
18:01 | 9:00/mi
9.6M
1:29:40
Rank: #2791 (+73)
8M → 9.6M
15:23 | 9:37/mi
10M
1:32:14
Rank: #2780 (+11)
9.6M → 10M
2:34 | 6:25/mi
10.5M
1:40:14
Rank: #3007 (-227)
10M → 10.5M
8:00 | 16:00/mi
12M
1:52:25
Rank: #2794 (+213)
10.5M → 12M
12:11 | 8:07/mi
14M
2:11:27
Rank: #2657 (+137)
12M → 14M
19:02 | 9:31/mi
16M
2:28:18
Rank: #2620 (+37)
14M → 16M
16:51 | 8:25/mi
18M
2:45:08
Rank: #2284 (+336)
16M → 18M
16:50 | 8:25/mi
20M
3:03:56
Rank: #2213 (+71)
18M → 20M
18:48 | 9:24/mi
22M
3:22:59
Rank: #2210 (+3)
20M → 22M
19:03 | 9:31/mi
24M
3:42:06
Rank: #2068 (+142)
22M → 24M
19:07 | 9:34/mi
Finish· 26.22 mi
4:01:37
Rank: #1939 (+129)
24M → Finish
19:31 | 8:48/mi

Course Map & Elevation

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Half Splits

1st Half· via 14M
Distance14.00 mi
Time2:11:27
Pace9:23 /mi
2nd Half✓ Faster
Distance12.22 mi
Time1:50:10
Pace9:01 /mi
📊Negative Split: 16.2% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi05:39:3618:599:2918:59
9:29
-
4M
4.00 mi05:57:5737:209:2018:21
9:11
-0:18
6M
6.00 mi06:16:5356:169:2318:56
9:28
+0:17
8M
8.00 mi06:34:541:14:179:1718:01
9:00
-0:28
9.6M
9.60 mi06:50:171:29:409:2015:23
9:37
+0:37
10M
10.00 mi06:52:511:32:149:132:34
6:25
-3:12
10.5M
10.50 mi07:00:511:40:149:338:00
16:00
+9:35
12M
12.00 mi07:13:021:52:259:2212:11
8:07
-7:53
14M
14.00 mi07:32:042:11:279:2319:02
9:31
+1:24
16M
16.00 mi07:48:552:28:189:1616:51
8:25
-1:06
18M
18.00 mi08:05:452:45:089:1016:50
8:25
0:00
20M
20.00 mi08:24:333:03:569:1218:48
9:24
+0:59
22M
22.00 mi08:43:363:22:599:1419:03
9:31
+0:07
24M
24.00 mi09:02:433:42:069:1519:07
9:34
+0:03
Finish
26.22 mi09:22:144:01:379:1319:31
8:48
-0:46

Checkpoints & Pacing

📈Pace Line

Pace Progression

Track your pace changes throughout the race. Dot colors mark your quickest to easiest segments, relative to your own pace.

Fastest Pace

6:25 /mi

Average Pace

9:13 /mi

Slowest Pace

16:00 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Bar length shows time spent in each segment. Colors mark your faster to slower segments, relative to your own pace.

Time at Faster Pace

48:26

20% of race

Time at Steady Pace

3:05:11

77% of race

Time at Slower Pace

8:00

3% of race

Average Pace: 9:13 /mi

Loading chart...
Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

🎨Heatmap

Pace Heatmap

Where you sped up and eased off relative to your own pace across the race. Colors are relative to your own range, not to other runners.

Loading...
0mi6.6mi13.1mi19.7mi26.2mi
Pace:
Faster
Steady
Slower

Click or hover over segments to see details

✨Sparklines

Checkpoint Splits with Pace Trends

Enhanced split table showing pace trends through mini sparkline visualizations.

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
2M
2.00 mi05:39:3618:599:2918:59
9:29
#3269
4M
4.00 mi05:57:5737:209:2018:21
9:11
#2945
6M
6.00 mi06:16:5356:169:2318:56
9:28
#2943
8M
8.00 mi06:34:541:14:179:1718:01
9:00
#2864
9.6M
9.60 mi06:50:171:29:409:2015:23
9:37
#2791
10M
10.00 mi06:52:511:32:149:132:34
6:25
#2780
10.5M
10.50 mi07:00:511:40:149:338:00
16:00
#3007
12M
12.00 mi07:13:021:52:259:2212:11
8:07
#2794
14M
14.00 mi07:32:042:11:279:2319:02
9:31
#2657
16M
16.00 mi07:48:552:28:189:1616:51
8:25
#2620
18M
18.00 mi08:05:452:45:089:1016:50
8:25
#2284
20M
20.00 mi08:24:333:03:569:1218:48
9:24
#2213
22M
22.00 mi08:43:363:22:599:1419:03
9:31
#2210
24M
24.00 mi09:02:433:42:069:1519:07
9:34
#2068
Finish
26.22 mi09:22:144:01:379:1319:31
8:48
#1939
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior
Garmin Challenge
Featured Segment

Garmin Challenge

The climb, presented by Garmin

Top 71%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

10:34

Segment Time

11:45/mi

Pace

0.90 mi

Distance

Overall

5054

Men

3781

Division

782

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM30-34Seg. OverallSeg. MalesSeg. M30-34
2M2.00 mi2.00 mi326926575471458(Top 20%)1246(Top 25%)260(Top 25%)
4M4.00 mi2.00 mi2945+3242420+237505+422604(Top 36%)2164(Top 43%)453(Top 44%)
6M6.00 mi2.00 mi2943+22417+3503+23053(Top 43%)2504(Top 50%)522(Top 50%)
8M8.00 mi2.00 mi2864+792360+57491+122530(Top 35%)2116(Top 42%)439(Top 42%)
9.6M9.60 mi1.60 mi2791+732299+61479+122658(Top 37%)2203(Top 44%)464(Top 45%)
10M10.00 mi0.40 mi2780+112296+34792667(Top 37%)2206(Top 44%)479(Top 46%)
10.5M10.50 mi0.50 mi3007-2272473-177519-405825(Top 81%)4240(Top 84%)868(Top 83%)
12M12.00 mi1.50 mi2794+2132312+161477+421458(Top 20%)1246(Top 25%)260(Top 25%)
14M14.00 mi2.00 mi2657+1372203+109456+211989(Top 28%)1689(Top 33%)363(Top 35%)
16M16.00 mi2.00 mi2620+372168+35451+52708(Top 38%)2141(Top 42%)429(Top 41%)
18M18.00 mi2.00 mi2284+3361907+261399+52705(Top 10%)613(Top 12%)130(Top 13%)
20M20.00 mi2.00 mi2213+711846+61383+161933(Top 27%)1586(Top 31%)318(Top 31%)
22M22.00 mi2.00 mi2210+31839+73832580(Top 36%)2012(Top 40%)412(Top 40%)
24M24.00 mi2.00 mi2068+1421713+126354+291287(Top 18%)1031(Top 20%)209(Top 20%)
Finish26.22 mi2.22 mi1939+1291602+111333+21921(Top 13%)752(Top 15%)158(Top 15%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 20%
×1human
+6ft-11ft

Overall

1458

Males

1246

M30-34

262

2M→4M

2.0 - 4.0 mi

Top 36%
×4stories
+75ft-70ft

Overall

2604

Males

2164

M30-34

456

4M→6M

4.0 - 6.0 mi

Top 43%
×5stories
+71ft-18ft

Overall

3053

Males

2504

M30-34

525

6M→8M

6.0 - 8.0 mi

Top 35%
×9stories
+106ft-21ft

Overall

2530

Males

2116

M30-34

441

8M→9.6M

8.0 - 9.6 mi

Top 37%
×13stories
+117ft-177ft

Overall

2658

Males

2203

M30-34

466

9.6M→10M

9.6 - 10.0 mi

Top 37%
×1story
+17ft-12ft

Overall

2667

Males

2206

M30-34

481

10M→10.5M

10.0 - 10.5 mi

Top 81%
×9stories
+0ft-102ft

Overall

5825

Males

4240

M30-34

872

10.5M→12M

10.5 - 12.0 mi

Top 20%
×18stories
+304ft-125ft

Overall

1458

Males

1246

M30-34

262

12M→14M

12.0 - 14.0 mi

Top 28%
×9stories
+99ft-125ft

Overall

1989

Males

1689

M30-34

365

14M→16M

14.0 - 16.0 mi

Top 38%
×9stories
+124ft-78ft

Overall

2708

Males

2141

M30-34

430

16M→18M

16.0 - 18.0 mi

Top 10%
×8stories
+106ft-45ft

Overall

705

Males

613

M30-34

131

18M→20M

18.0 - 20.0 mi

Top 27%
×3stories
+52ft-26ft

Overall

1933

Males

1586

M30-34

319

20M→22M

20.0 - 22.0 mi

Top 36%
×21stories
+17ft-266ft

Overall

2580

Males

2012

M30-34

413

22M→24M

22.0 - 24.0 mi

Top 18%
×3stories
+70ft-85ft

Overall

1287

Males

1031

M30-34

209

24M→Finish

24.0 - 26.2 mi

Top 13%
~flat
+2ft-2ft

Overall

921

Males

752

M30-34

158

Passing Analysis

Category:
Athletes Passed
1899*
Passed By
569
Net Change
+1330
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#3269
2M → 4M343*19+324#3269#2945
4M → 6M8684+2#2945#2943
6M → 8M100*21+79#2943#2864
8M → 9.6M87*14+73#2864#2791
9.6M → 10M165+11#2791#2780
10M → 10.5M12239-227#2780#3007
10.5M → 12M2130+213#3007#2794
12M → 14M141*4+137#2794#2657
14M → 16M131*94+37#2657#2620
16M → 18M3371+336#2620#2284
18M → 20M92*21+71#2284#2213
20M → 22M61*58+3#2213#2210
22M → 24M147*5+142#2210#2068
24M → Finish133*4+129#2068#1939
TOTALS1899*569+1330

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

Passing Visuals

Category:

📈Position Graph

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🎨Heatmap Timeline

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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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