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SF MARATHON 1ST HALF 2025

Kimberly Ngo

Bib: 14902•F•Age: 24

San Carlos, CA

0:00
0:00
/ mi
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Overall
#0 / 7100
Gender (Female)
#0 / 3107
F20-29
#0 / 410
Race Day Weather
56°/46°F
light rain

⏱️ Race Timeline

Start
0:00:00
Race begins
1.81M
20:14
Rank: #5928
Start → 1.81M
20:14 | 11:11/mi
5.34M
1:00:13
Rank: #5558 (+370)
1.81M → 5.34M
39:59 | 11:20/mi
6.15M
1:09:50
Rank: #5477 (+81)
5.34M → 6.15M
9:37 | 11:53/mi
10.54M
2:01:12
Rank: #5293 (+184)
6.15M → 10.54M
51:22 | 11:42/mi
11.05M
2:08:35
Rank: #5170 (+123)
10.54M → 11.05M
7:23 | 14:28/mi
Finish· 13.11 mi
2:32:56
Rank: #5082 (+88)
11.05M → Finish
24:21 | 11:49/mi

The Course

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Half Splits

1st Half· via 6.15MFaster
Distance6.15 mi
Time1:09:50
Pace11:21 /mi
2nd Half
Distance6.96 mi
Time1:23:06
Pace11:56 /mi
📊Positive Split: 19.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
1.81M
1.81 mi07:06:4820:1411:1120:14
11:11
-
5.34M
5.34 mi07:46:471:00:1311:1739:59
11:20
+0:09
6.15M
6.15 mi07:56:241:09:5011:219:37
11:53
+0:33
10.54M
10.54 mi08:47:462:01:1211:3051:22
11:42
-0:11
11.05M
11.05 mi08:55:092:08:3511:387:23
14:28
+2:46
Finish
13.11 mi09:19:302:32:5611:4024:21
11:49
-2:39

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

11:11 /mi

Average Pace

11:40 /mi

Slowest Pace

14:28 /mi

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Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

20:14

13% of race

Time at Steady Pace

2:05:19

82% of race

Time at Slower Pace

7:23

5% of race

Average Pace: 11:40 /mi

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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
1.81M
1.81 mi07:06:4820:1411:1120:14
11:11
#5928
5.34M
5.34 mi07:46:471:00:1311:1739:59
11:20
#5558
6.15M
6.15 mi07:56:241:09:5011:219:37
11:53
#5477
10.54M
10.54 mi08:47:462:01:1211:3051:22
11:42
#5293
11.05M
11.05 mi08:55:092:08:3511:387:23
14:28
#5170
Finish
13.11 mi09:19:302:32:5611:4024:21
11:49
#5082
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF20-29Seg. OverallSeg. FemalesSeg. F20-29
1.81M1.81 mi1.81 mi592824093605928(Top 83%)2409(Top 78%)360(Top 88%)
5.34M5.34 mi3.53 mi5558+3702194+215331+295435(Top 77%)2133(Top 69%)324(Top 79%)
6.15M6.15 mi0.81 mi5477+812145+49325+65124(Top 72%)1961(Top 63%)307(Top 75%)
10.54M10.54 mi4.39 mi5293+1842062+83317+85105(Top 72%)1990(Top 64%)312(Top 76%)
11.05M11.05 mi0.51 mi5170+1231997+65312+53556(Top 50%)1217(Top 39%)200(Top 49%)
Finish13.11 mi2.06 mi5082+881973+24308+44780(Top 67%)1882(Top 61%)303(Top 74%)

Segment Performance Analysis

Start → 1.81M

0.0 - 1.8 mi

Top 83%
~flat
+4ft-3ft

Overall

5928

Females

2409

F20-24

361

1.81M→5.34M

1.8 - 5.3 mi

Top 77%
×4stories
+80ft-74ft

Overall

5435

Females

2133

F20-24

325

5.34M→6.15M

5.3 - 6.2 mi

Top 72%
×10stories
+126ft-4ft

Overall

5124

Females

1961

F20-24

308

6.15M→10.54M

6.2 - 10.5 mi

Top 72%
×21stories
+230ft-361ft

Overall

5105

Females

1990

F20-24

313

10.54M→11.05M

10.5 - 11.1 mi

Top 50%
×14stories
+172ft-0ft

Overall

3556

Females

1217

F20-24

201

11.05M→Finish

11.1 - 13.1 mi

Top 67%
×7stories
+97ft-114ft

Overall

4780

Females

1882

F20-24

303

Passing Analysis

Category:
Athletes Passed
1047*
Passed By
201
Net Change
+846
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 1.81M----#5928
1.81M → 5.34M437*67+370#5928#5558
5.34M → 6.15M10524+81#5558#5477
6.15M → 10.54M252*68+184#5477#5293
10.54M → 11.05M1307+123#5293#5170
11.05M → Finish123*35+88#5170#5082
TOTALS1047*201+846

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

📊

Passing Visuals

Category:
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🔥Passing Intensity

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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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