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SF MARATHON 1ST HALF 2025

Luisa Luo

Rancho Cucamonga, CA

Bib: 13738 F 20

0:00
0:00
/ mi
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Overall
#0 / 7100
Top 43%
Gender (Female)
#0 / 3107
Top 31%
F20-29
#0 / 410
Top 41%
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
9:22/mi
16:58
→ flat
5.34M
9:23/mi
50:06
↑ 80↓ 74
6.15M
10:11/mi
58:21
↑ 126
10.54M
9:42/mi
1:40:57
↑ 230↓ 361
11.05M
16:22/mi
1:49:18
↑ 172
Finish· 13.11 mi
11:49/mi
2:13:39
↑ 97↓ 114
Course Elevation
10–277 ft
≈
×22story building
•▲ 774 ft climb · ▼ 557 ft descent

The Course

Half Splits

1st Half· via 6.15M
58:219:29 /mi⚡ faster
2nd Half
1:15:1810:49 /mi+29.0%
Positive split — 29.0% 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
16:589:221.81 mi16:58
9:22
-
5.34M
50:069:233.53 mi33:08
9:23
+0:01
6.15M
58:219:290.81 mi8:15
10:11
+0:48
10.54M
1:40:579:354.39 mi42:36
9:42
-0:29
11.05M
1:49:189:530.51 mi8:21
16:22
+6:40
Finish(13.11 mi)
2:13:3910:122.06 mi24:21
11:49
-4:33
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

9:22 /mi

Average Pace

10:12 /mi

Slowest Pace

16:22 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

1:40:57

76% of race

Time at Slower Pace

32:42

24% of race

Average Pace: 10:12 /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. DistOverallFemalesF20-29Seg. OverallSeg. FemalesSeg. F20-29
1.81M1.81 mi26507581172650758117
5.34M3.53 mi2474+176690+68106+112442683108
6.15M0.81 mi2561-87732-42123-172952906164
10.54M4.39 mi2486+75701+31122+12516721125
11.05M0.51 mi2701-215799-98138-1647871839284
Finish(13.11 mi)2.06 mi3058-357965-166170-3247751880302

Segment Performance Analysis

Start → 1.81M

0.0 - 1.8 mi

Top 37%
~flat
+4ft-3ft

Overall

2650

Females

758

F20-24

118

1.81M→5.34M

1.8 - 5.3 mi

Top 34%
×4story building
+80ft-74ft

Overall

2442

Females

683

F20-24

109

5.34M→6.15M

5.3 - 6.2 mi

Top 42%
×10story building
+126ft-4ft

Overall

2952

Females

906

F20-24

165

6.15M→10.54M

6.2 - 10.5 mi

Top 35%
×21story building
+230ft-361ft

Overall

2516

Females

721

F20-24

126

10.54M→11.05M

10.5 - 11.1 mi

Top 67%
×14story building
+172ft-0ft

Overall

4787

Females

1839

F20-24

285

11.05M→Finish

11.1 - 13.1 mi

Top 67%
×7story building
+97ft-114ft

Overall

4775

Females

1880

F20-24

302

Passing Analysis

Category:
▼Net Change
0
0 passed by0* passed
SegmentMovementRank
Start → 1.81M-#2650
1.81M → 5.34M
106282*+176
#2650 → #2474
5.34M → 6.15M
10619-87
#2474 → #2561
6.15M → 10.54M
114189*+75
#2561 → #2486
10.54M → 11.05M
2194-215
#2486 → #2701
11.05M → Finish
37114*-357
#2701 → #3058
TOTALS
916508*-408
#2650 → #3058

* 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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