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SF MARATHON 1ST HALF 2026

Julianne De Guzman

Bib: 17506•F•Age: 27

San Jose, CA

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
12:01/mi
24:03
→ flat
4M
12:24/mi
48:50
↑ 67↓ 69
6M
12:23/mi
1:13:36
↑ 1231.1%
8M
14:33/mi
1:42:43
↑ 166↓ 531.1%
9.6M
10:47/mi
1:59:59
↑ 68↓ 1931.5%
10M
26:39/mi
2:10:38
↓ 241.1%
10.5M
6:02/mi
2:13:39
↓ 732.7%
12M
20:06/mi
2:43:48
↑ 2803.2%
Finish· 13.11 mi
10:37/mi
2:55:34
↑ 14↓ 891.3%

The Course

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Half Splits

1st Half· via 6MFaster
Distance6.00 mi
Time1:13:36
Pace12:16 /mi
2nd Half
Distance7.11 mi
Time1:41:58
Pace14:21 /mi
📊Positive Split: 38.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi07:04:3924:0312:0124:03
12:01
-
4M
4.00 mi07:29:2648:5012:1324:47
12:24
+0:23
6M
6.00 mi07:54:121:13:3612:1624:46
12:23
-0:01
8M
8.00 mi08:23:191:42:4312:5029:07
14:33
+2:10
9.6M
9.60 mi08:40:351:59:5912:3017:16
10:47
-3:46
10M
10.00 mi08:51:142:10:3813:0410:39
26:39
+15:52
10.5M
10.50 mi08:54:152:13:3912:443:01
6:02
-20:37
12M
12.00 mi09:24:242:43:4813:3930:09
20:06
+14:04
Finish
13.11 mi09:36:102:55:3413:2411:46
10:37
-9:29

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

6:02 /mi

Average Pace

13:24 /mi

Slowest Pace

26:39 /mi

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Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:01

2% of race

Time at Steady Pace

2:11:45

75% of race

Time at Slower Pace

40:48

23% of race

Average Pace: 13:24 /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 mi07:04:3924:0312:0124:03
12:01
#5901
4M
4.00 mi07:29:2648:5012:1324:47
12:24
#5848
6M
6.00 mi07:54:121:13:3612:1624:46
12:23
#5701
8M
8.00 mi08:23:191:42:4312:5029:07
14:33
#5950
9.6M
9.60 mi08:40:351:59:5912:3017:16
10:47
#5858
10M
10.00 mi08:51:142:10:3813:0410:39
26:39
#5909
10.5M
10.50 mi08:54:152:13:3912:443:01
6:02
#5894
12M
12.00 mi09:24:242:43:4813:3930:09
20:06
#6004
Finish
13.11 mi09:36:102:55:3413:2411:46
10:37
#5849
Faster pace
Steady pace
Slower pace
Featured Segment

Garmin Challenge

Top 89%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

13:40

Segment Time

15:11/mi

Pace

0.90 mi

Distance

Overall

5844

Women

2513

Division

598

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF25-29Seg. OverallSeg. FemalesSeg. F25-29
2M2.00 mi2.00 mi590124855956167(Top 94%)2711(Top 93%)639(Top 95%)
4M4.00 mi2.00 mi5848+532442+43594+15767(Top 88%)2415(Top 82%)587(Top 87%)
6M6.00 mi2.00 mi5701+1472346+96572+225435(Top 83%)2193(Top 75%)535(Top 79%)
8M8.00 mi2.00 mi5950-2492501-155598-266152(Top 94%)2635(Top 90%)619(Top 92%)
9.6M9.60 mi1.60 mi5858+922455+46588+104821(Top 73%)1974(Top 67%)481(Top 71%)
10M10.00 mi0.40 mi5909-512492-37593-55966(Top 91%)2588(Top 88%)609(Top 90%)
10.5M10.50 mi0.50 mi5894+152478+145935422(Top 82%)2257(Top 77%)547(Top 81%)
12M12.00 mi1.50 mi6004-1102556-78607-146167(Top 94%)2711(Top 93%)639(Top 95%)
Finish13.11 mi1.11 mi5849+1552467+89592+153600(Top 55%)1312(Top 45%)345(Top 51%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 94%
~flat
+5ft-3ft

Overall

6167

Females

2711

F25-29

640

2M→4M

2.0 - 4.0 mi

Top 88%
×4story building
+67ft-69ft

Overall

5767

Females

2415

F25-29

588

4M→6M

4.0 - 6.0 mi

Top 83%
×9story building
+123ft-9ft

Overall

5435

Females

2193

F25-29

535

6M→8M

6.0 - 8.0 mi

Top 94%
×12story building
+166ft-53ft

Overall

6152

Females

2635

F25-29

620

8M→9.6M

8.0 - 9.6 mi

Top 73%
×13story building
+68ft-193ft

Overall

4821

Females

1974

F25-29

481

9.6M→10M

9.6 - 10.0 mi

Top 91%
×2story building
+0ft-24ft

Overall

5966

Females

2588

F25-29

610

10M→10.5M

10.0 - 10.5 mi

Top 82%
×6story building
+1ft-73ft

Overall

5422

Females

2257

F25-29

548

10.5M→12M

10.5 - 12.0 mi

Top 94%
×21story building
+280ft-26ft

Overall

6167

Females

2711

F25-29

640

12M→Finish

12.0 - 13.1 mi

Top 55%
×7story building
+14ft-89ft

Overall

3600

Females

1312

F25-29

345

Passing Analysis

Category:
Athletes Passed
723*
Passed By
671
Net Change
+52
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#5901
2M → 4M142*89+53#5901#5848
4M → 6M184*37+147#5848#5701
6M → 8M34*283-249#5701#5950
8M → 9.6M14957+92#5950#5858
9.6M → 10M1970-51#5858#5909
10M → 10.5M183+15#5909#5894
10.5M → 12M22*132-110#5894#6004
12M → Finish155*0+155#6004#5849
TOTALS723*671+52

* 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