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SF MARATHON 1ST HALF 2026

Gwendolyn Swanson

Bib: 17848•F•Age: 29

Spring Lake, MI

0:00
0:00
/ mi
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Overall
#0 / 6575
Gender (Female)
#0 / 2930
Division (F25-29)
#0 / 674
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
11:09/mi
22:19
→ flat
4M
11:26/mi
45:10
↑ 67↓ 69
6M
11:58/mi
1:09:06
↑ 1231.1%
8M
13:51/mi
1:36:48
↑ 166↓ 531.1%
9.6M
9:25/mi
1:51:52
↑ 68↓ 1931.5%
10M
25:34/mi
2:02:05
↓ 241.1%
10.5M
6:10/mi
2:05:10
↓ 732.7%
12M
17:07/mi
2:30:51
↑ 2803.2%
Finish· 13.11 mi
13:45/mi
2:46:06
↑ 14↓ 891.3%

The Course

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Half Splits

1st Half· via 6MFaster
Distance6.00 mi
Time1:09:06
Pace11:31 /mi
2nd Half
Distance7.11 mi
Time1:37:00
Pace13:39 /mi
📊Positive Split: 40.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi07:09:0422:1911:0922:19
11:09
-
4M
4.00 mi07:31:5545:1011:1822:51
11:26
+0:17
6M
6.00 mi07:55:511:09:0611:3123:56
11:58
+0:32
8M
8.00 mi08:23:331:36:4812:0627:42
13:51
+1:53
9.6M
9.60 mi08:38:371:51:5211:3915:04
9:25
-4:26
10M
10.00 mi08:48:502:02:0512:1310:13
25:34
+16:09
10.5M
10.50 mi08:51:552:05:1011:553:05
6:10
-19:24
12M
12.00 mi09:17:362:30:5112:3425:41
17:07
+10:57
Finish
13.11 mi09:32:512:46:0612:4015:15
13:45
-3:22

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

6:10 /mi

Average Pace

12:40 /mi

Slowest Pace

25:34 /mi

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Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:05

2% of race

Time at Steady Pace

2:07:07

77% of race

Time at Slower Pace

35:54

22% of race

Average Pace: 12:40 /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 mi07:09:0422:1911:0922:19
11:09
#4967
4M
4.00 mi07:31:5545:1011:1822:51
11:26
#4870
6M
6.00 mi07:55:511:09:0611:3123:56
11:58
#4926
8M
8.00 mi08:23:331:36:4812:0627:42
13:51
#5325
9.6M
9.60 mi08:38:371:51:5211:3915:04
9:25
#5051
10M
10.00 mi08:48:502:02:0512:1310:13
25:34
#5147
10.5M
10.50 mi08:51:552:05:1011:553:05
6:10
#5153
12M
12.00 mi09:17:362:30:5112:3425:41
17:07
#5138
Finish
13.11 mi09:32:512:46:0612:4015:15
13:45
#5204
Faster pace
Steady pace
Slower pace
Featured Segment

Garmin Challenge

Top 86%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

13:18

Segment Time

14:47/mi

Pace

0.90 mi

Distance

Overall

5683

Women

2412

Division

578

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF25-29Seg. OverallSeg. FemalesSeg. F25-29
2M2.00 mi2.00 mi496719294764923(Top 75%)2012(Top 69%)485(Top 72%)
4M4.00 mi2.00 mi4870+971867+62465+114761(Top 72%)1827(Top 62%)448(Top 66%)
6M6.00 mi2.00 mi4926-561891-24468-35030(Top 77%)1957(Top 67%)476(Top 71%)
8M8.00 mi2.00 mi5325-3992111-220508-405914(Top 90%)2482(Top 85%)584(Top 87%)
9.6M9.60 mi1.60 mi5051+2741967+144484+243269(Top 50%)1231(Top 42%)300(Top 45%)
10M10.00 mi0.40 mi5147-962020-53496-125771(Top 88%)2485(Top 85%)582(Top 86%)
10.5M10.50 mi0.50 mi5153-62030-10498-25567(Top 85%)2341(Top 80%)562(Top 83%)
12M12.00 mi1.50 mi5138+152039-9494+44923(Top 75%)2012(Top 69%)485(Top 72%)
Finish13.11 mi1.11 mi5204-662091-52506-125888(Top 90%)2563(Top 87%)618(Top 92%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 75%
~flat
+5ft-3ft

Overall

4923

Females

2012

F25-29

485

2M→4M

2.0 - 4.0 mi

Top 72%
×4story building
+67ft-69ft

Overall

4761

Females

1827

F25-29

449

4M→6M

4.0 - 6.0 mi

Top 77%
×9story building
+123ft-9ft

Overall

5030

Females

1957

F25-29

476

6M→8M

6.0 - 8.0 mi

Top 90%
×12story building
+166ft-53ft

Overall

5914

Females

2482

F25-29

585

8M→9.6M

8.0 - 9.6 mi

Top 50%
×13story building
+68ft-193ft

Overall

3269

Females

1231

F25-29

300

9.6M→10M

9.6 - 10.0 mi

Top 88%
×2story building
+0ft-24ft

Overall

5771

Females

2485

F25-29

583

10M→10.5M

10.0 - 10.5 mi

Top 85%
×6story building
+1ft-73ft

Overall

5567

Females

2341

F25-29

563

10.5M→12M

10.5 - 12.0 mi

Top 75%
×21story building
+280ft-26ft

Overall

4923

Females

2012

F25-29

485

12M→Finish

12.0 - 13.1 mi

Top 90%
×7story building
+14ft-89ft

Overall

5888

Females

2563

F25-29

618

Passing Analysis

Category:
Athletes Passed
839*
Passed By
1076
Net Change
-237
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#4967
2M → 4M233136+97#4967#4870
4M → 6M115*171-56#4870#4926
6M → 8M18*417-399#4926#5325
8M → 9.6M29319+274#5325#5051
9.6M → 10M23119-96#5051#5147
10M → 10.5M1117-6#5147#5153
10.5M → 12M107*92+15#5153#5138
12M → Finish39*105-66#5138#5204
TOTALS839*1076-237

* 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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Official Timing Data

The San Francisco Marathon

The San Francisco Marathon

Race Place Events

Race Place Events