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SF MARATHON 1ST HALF 2025

Xiaoke Tao

Cupertino, CA

Bib: 19232 F 57

0:00
0:00
/ mi
Masters
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Overall
#0 / 7100
Gender (Female)
#0 / 3107
Masters (Masters Women)
#0 / 776
Top 39%
Division (F55-59)
#0 / 125
Top 31%
Race Day Weather
56°/46°F
light rain

Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
10 ft elev
1.81M
9:37/mi
17:24
→ flat
12 ft elev
5.34M
10:27/mi
54:18
↑ 80↓ 74
19 ft elev
6.15M
12:15/mi
1:04:13
↑ 1262.8%
149 ft elev
10.54M
11:04/mi
1:52:48
↑ 230↓ 3610.6%
20 ft elev
11.05M
19:13/mi
2:02:36
↑ 1726.4%
213 ft elev
Finish· 13.11 mi
11:40/mi
2:26:38
↑ 97↓ 1140.2%
205 ft elev
Course Elevation
10–277 ft
≈
×22story building
•▲ 774 ft climb · ▼ 557 ft descent

The Course

Half Splits

1st Half· via 6.15M
1:04:1310:27 /mi⚡ faster
2nd Half
1:22:2511:51 /mi+28.3%
Positive split — 28.3% slower in the second half
Is this your race?

Your race, unpacked

See your splits, ranks & AI insights.

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
1.81M
1.81 mi06:58:4617:249:3717:24
9:37
-
5.34M
5.34 mi07:35:4054:1810:1036:54
10:27
+0:50
6.15M
6.15 mi07:45:351:04:1310:279:55
12:15
+1:48
10.54M
10.54 mi08:34:101:52:4810:4248:35
11:04
-1:11
11.05M
11.05 mi08:43:582:02:3611:069:48
19:13
+8:09
Finish
13.11 mi09:08:002:26:3811:1124:02
11:40
-7:33

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

9:37 /mi

Average Pace

11:11 /mi

Slowest Pace

19:13 /mi

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Fastest
Middle
Slowest
Average

Segments

Segment Time Comparison

Time at Faster Pace

17:24

12% of race

Time at Steady Pace

1:59:26

81% of race

Time at Slower Pace

9:48

7% of race

Average Pace: 11:11 /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.

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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 mi06:58:4617:249:3717:24
9:37
#3090
5.34M
5.34 mi07:35:4054:1810:1036:54
10:27
#3831
6.15M
6.15 mi07:45:351:04:1310:279:55
12:15
#4123
10.54M
10.54 mi08:34:101:52:4810:4248:35
11:04
#4185
11.05M
11.05 mi08:43:582:02:3611:069:48
19:13
#4468
Finish
13.11 mi09:08:002:26:3811:1124:02
11:40
#4471
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF55-59Seg. OverallSeg. FemalesSeg. F55-59
1.81M1.81 mi1.81 mi309094816309094816
5.34M5.34 mi3.53 mi3831-7411297-34927-114181146934
6.15M6.15 mi0.81 mi4123-2921446-14933-65430212054
10.54M10.54 mi4.39 mi4185-621480-3434-14338156735
11.05M11.05 mi0.51 mi4468-2831621-14139-56364268291
Finish13.11 mi2.06 mi4471-31642-21394625180946

Segment Performance Analysis

Start → 1.81M

0.0 - 1.8 mi

Top 44%
~flat
+4ft-3ft

Overall

3090

Females

948

F55-59

16

1.81M→5.34M

1.8 - 5.3 mi

Top 59%
×4story building
+80ft-74ft

Overall

4181

Females

1469

F55-59

34

5.34M→6.15M

5.3 - 6.2 mi

Top 76%
×10story building
+126ft-4ft

Overall

5430

Females

2120

F55-59

54

6.15M→10.54M

6.2 - 10.5 mi

Top 61%
×21story building
+230ft-361ft

Overall

4338

Females

1567

F55-59

35

10.54M→11.05M

10.5 - 11.1 mi

Top 90%
×14story building
+172ft-0ft

Overall

6364

Females

2682

F55-59

91

11.05M→Finish

11.1 - 13.1 mi

Top 65%
×7story building
+97ft-114ft

Overall

4625

Females

1809

F55-59

46

Passing Analysis

Category:
Athletes Passed
308*
Passed By
1689
Net Change
-1381
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 1.81M----#3090
1.81M → 5.34M63*804-741#3090#3831
5.34M → 6.15M10302-292#3831#4123
6.15M → 10.54M156*218-62#4123#4185
10.54M → 11.05M1284-283#4185#4468
11.05M → Finish78*81-3#4468#4471
TOTALS308*1689-1381

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

Passing Charts

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