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SF MARATHON 1ST HALF 2026

Conor OCallaghan

Bib: 15853•M•Age: 35

London

0:00
0:00
/ mi
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Overall
#0 / 6575
Gender (Male)
#0 / 3619
Division (M35-39)
#0 / 582
Race Day Weather
59°/49°F
scattered clouds

⏱️ Race Timeline

Course Elevation
10–277 ft
≈
×22story building
•▲ 774 ft climb · ▼ 557 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
2M
10:10/mi
20:20
→ flat
4M
10:35/mi
41:30
↑ 67↓ 69
6M
10:48/mi
1:03:06
↑ 1231.1%
8M
11:49/mi
1:26:44
↑ 166↓ 531.1%
9.6M
8:09/mi
1:39:47
↑ 68↓ 1931.5%
10M
21:26/mi
1:48:21
↓ 241.1%
10.5M
5:26/mi
1:51:04
↓ 732.7%
12M
12:43/mi
2:10:08
↑ 2803.2%
Finish· 13.11 mi
12:43/mi
2:24:14
↑ 14↓ 891.3%

The Course

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Half Splits

1st Half· via 6MFaster
Distance6.00 mi
Time1:03:06
Pace10:31 /mi
2nd Half
Distance7.11 mi
Time1:21:08
Pace11:25 /mi
📊Positive Split: 28.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi07:03:5720:2010:1020:20
10:10
-
4M
4.00 mi07:25:0741:3010:2321:10
10:35
+0:25
6M
6.00 mi07:46:431:03:0610:3121:36
10:48
+0:13
8M
8.00 mi08:10:211:26:4410:5023:38
11:49
+1:01
9.6M
9.60 mi08:23:241:39:4710:2413:03
8:09
-3:40
10M
10.00 mi08:31:581:48:2110:508:34
21:26
+13:17
10.5M
10.50 mi08:34:411:51:0410:352:43
5:26
-16:00
12M
12.00 mi08:53:452:10:0810:5119:04
12:43
+7:17
Finish
13.11 mi09:07:512:24:1411:0014:06
12:43
0:00

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

5:26 /mi

Average Pace

11:00 /mi

Slowest Pace

21:26 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

15:46

11% of race

Time at Steady Pace

1:59:54

83% of race

Time at Slower Pace

8:34

6% of race

Average Pace: 11:00 /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...
0mi3.3mi6.6mi9.8mi13.1mi
Pace:
Faster
Steady
Slower

Click or hover over segments to see details

✨Sparklines

Checkpoint Splits with Pace Trends

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
2M
2.00 mi07:03:5720:2010:1020:20
10:10
#3306
4M
4.00 mi07:25:0741:3010:2321:10
10:35
#3502
6M
6.00 mi07:46:431:03:0610:3121:36
10:48
#3521
8M
8.00 mi08:10:211:26:4410:5023:38
11:49
#3756
9.6M
9.60 mi08:23:241:39:4710:2413:03
8:09
#3364
10M
10.00 mi08:31:581:48:2110:508:34
21:26
#3419
10.5M
10.50 mi08:34:411:51:0410:352:43
5:26
#3443
12M
12.00 mi08:53:452:10:0810:5119:04
12:43
#3116
Finish
13.11 mi09:07:512:24:1411:0014:06
12:43
#3350
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior
Featured Segment

Garmin Challenge

Top 64%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

11:17

Segment Time

12:32/mi

Pace

0.90 mi

Distance

Overall

4191

Men

2594

Division

434

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM35-39Seg. OverallSeg. MalesSeg. M35-39
2M2.00 mi2.00 mi330621983811728(Top 26%)1247(Top 34%)209(Top 36%)
4M4.00 mi2.00 mi3502-1962318-120397-163670(Top 56%)2409(Top 67%)406(Top 70%)
6M6.00 mi2.00 mi3521-192332-14394+33651(Top 56%)2402(Top 66%)399(Top 69%)
8M8.00 mi2.00 mi3756-2352461-129416-224379(Top 67%)2773(Top 77%)465(Top 80%)
9.6M9.60 mi1.60 mi3364+3922249+212381+351694(Top 26%)1132(Top 31%)190(Top 33%)
10M10.00 mi0.40 mi3419-552277-28386-54267(Top 65%)2618(Top 72%)435(Top 75%)
10.5M10.50 mi0.50 mi3443-242288-11388-24188(Top 64%)2614(Top 72%)430(Top 74%)
12M12.00 mi1.50 mi3116+3272096+192354+341728(Top 26%)1247(Top 34%)209(Top 36%)
Finish13.11 mi1.11 mi3350-2342221-125378-245402(Top 82%)3083(Top 85%)500(Top 86%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 26%
~flat
+5ft-3ft

Overall

1728

Males

1247

M35-39

209

2M→4M

2.0 - 4.0 mi

Top 56%
×4story building
+67ft-69ft

Overall

3670

Males

2409

M35-39

406

4M→6M

4.0 - 6.0 mi

Top 56%
×9story building
+123ft-9ft

Overall

3651

Males

2402

M35-39

399

6M→8M

6.0 - 8.0 mi

Top 67%
×12story building
+166ft-53ft

Overall

4379

Males

2773

M35-39

465

8M→9.6M

8.0 - 9.6 mi

Top 26%
×13story building
+68ft-193ft

Overall

1694

Males

1132

M35-39

190

9.6M→10M

9.6 - 10.0 mi

Top 65%
×2story building
+0ft-24ft

Overall

4267

Males

2618

M35-39

435

10M→10.5M

10.0 - 10.5 mi

Top 64%
×6story building
+1ft-73ft

Overall

4188

Males

2614

M35-39

430

10.5M→12M

10.5 - 12.0 mi

Top 26%
×21story building
+280ft-26ft

Overall

1728

Males

1247

M35-39

209

12M→Finish

12.0 - 13.1 mi

Top 82%
×7story building
+14ft-89ft

Overall

5402

Males

3083

M35-39

500

Passing Analysis

Category:
Athletes Passed
1045*
Passed By
1089
Net Change
-44
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#3306
2M → 4M104300-196#3306#3502
4M → 6M115134-19#3502#3521
6M → 8M47*282-235#3521#3756
8M → 9.6M40210+392#3756#3364
9.6M → 10M1974-55#3364#3419
10M → 10.5M327-24#3419#3443
10.5M → 12M3347+327#3443#3116
12M → Finish21*255-234#3116#3350
TOTALS1045*1089-44

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

📊

Passing Visuals

Category:
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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Questions or issues regarding timing data?

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Official Timing Data

The San Francisco Marathon

The San Francisco Marathon

Race Place Events

Race Place Events