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SF MARATHON 1ST HALF 2025

Juan Barrientos

Folsom, CA

Bib: 13051 M 28

0:00
0:00
/ mi
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Overall
#0 / 7100
Gender (Male)
#0 / 3977
Division (M25-29)
#0 / 899
Race Day Weather
56°/46°F
light rain

Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
1.81M
10:41/mi
19:20
→ flat
5.34M
10:41/mi
57:03
↑ 80↓ 74
6.15M
11:27/mi
1:06:19
↑ 126
10.54M
10:56/mi
1:54:17
↑ 230↓ 361
11.05M
15:02/mi
2:01:57
↑ 172
Finish· 13.11 mi
10:22/mi
2:23:18
↑ 97↓ 114
Course Elevation
10–277 ft
≈
×22story building
•▲ 774 ft climb · ▼ 557 ft descent

The Course

Half Splits

1st Half· via 6.15M
1:06:1910:47 /mi⚡ faster
2nd Half
1:16:5911:04 /mi+16.1%
Positive split — 16.1% slower in the second half
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Your race, unpacked

See your splits, ranks & AI insights.

Checkpoint Splits

CheckpointTimeAvg PaceSegment LengthSegment TimeSegment PaceTrendDiff
1.81M
19:2010:411.81 mi19:20
10:41
-
5.34M
57:0310:413.53 mi37:43
10:41
0:00
6.15M
1:06:1910:470.81 mi9:16
11:27
+0:46
10.54M
1:54:1710:514.39 mi47:58
10:56
-0:31
11.05M
2:01:5711:020.51 mi7:40
15:02
+4:06
Finish(13.11 mi)
2:23:1810:562.06 mi21:21
10:22
-4:40
Trend:
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoints & Pacing

Pace Line

Fastest Pace

10:22 /mi

Average Pace

10:56 /mi

Slowest Pace

15:02 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

2:15:38

95% of race

Time at Slower Pace

7:40

5% of race

Average Pace: 10:56 /mi

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Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

Heatmap

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

Checkpoint and Segment Rankings

CheckpointSeg. DistOverallMalesM25-29Seg. OverallSeg. MalesSeg. M25-29
1.81M1.81 mi5245321174652453211746
5.34M3.53 mi4732+5132962+249702+4445712899693
6.15M0.81 mi4728+42966-4709-746912952725
10.54M4.39 mi4418+3102814+152682+2741652674645
11.05M0.51 mi4373+452791+23677+539432521613
Finish(13.11 mi)2.06 mi4098+2752631+160631+4629451952490

Segment Performance Analysis

Start → 1.81M

0.0 - 1.8 mi

Top 74%
~flat
+4ft-3ft

Overall

5245

Males

3211

M25-29

747

1.81M→5.34M

1.8 - 5.3 mi

Top 64%
×4story building
+80ft-74ft

Overall

4571

Males

2899

M25-29

694

5.34M→6.15M

5.3 - 6.2 mi

Top 66%
×10story building
+126ft-4ft

Overall

4691

Males

2952

M25-29

726

6.15M→10.54M

6.2 - 10.5 mi

Top 59%
×21story building
+230ft-361ft

Overall

4165

Males

2674

M25-29

646

10.54M→11.05M

10.5 - 11.1 mi

Top 56%
×14story building
+172ft-0ft

Overall

3943

Males

2521

M25-29

614

11.05M→Finish

11.1 - 13.1 mi

Top 41%
×7story building
+97ft-114ft

Overall

2945

Males

1952

M25-29

490

Passing Analysis

Category:
▲Net Change
+0
0 passed by0* passed
SegmentMovementRank
Start → 1.81M-#5245
1.81M → 5.34M
81594*+513
#5245 → #4732
5.34M → 6.15M
7175+4
#4732 → #4728
6.15M → 10.54M
63373*+310
#4728 → #4418
10.54M → 11.05M
3277+45
#4418 → #4373
11.05M → Finish
3278*+275
#4373 → #4098
TOTALS
2501397*+1147
#5245 → #4098

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

Passing Visualized

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

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