Bonny Lang

San Jose, CA

Bib: 12381 F 38

0:00
0:00
/ mi
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Overall
#0 / 4103
Gender (Female)
#0 / 1940
Division (F35-39)
#0 / 225
Race Day Weather
54°/44°F
overcast clouds

⏱️ Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
10 ft elev
2.2M
9:45/mi
21:26
→ flat
14 ft elev
5.7M
12:34/mi
1:05:25
100780.1%
56 ft elev
6.43M
17:35/mi
1:18:15
1473.8%
213 ft elev
8.3M
13:27/mi
1:43:23
88530.3%
256 ft elev
11.45M
18:43/mi
2:42:20
2933310.2%
222 ft elev
FINISH· 13.11 mi
16:53/mi
3:10:22
61910.3%
205 ft elev
Course Elevation
10277 ft
×22story building
774 ft climb · 557 ft descent

The Course

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Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2.2M
2.20 mi07:00:2821:269:4521:26
9:45
-
5.7M
5.70 mi07:44:271:05:2511:2943:59
12:34
+2:49
6.43M
6.43 mi07:57:171:18:1512:1012:50
17:35
+5:01
8.3M
8.30 mi08:22:251:43:2312:2725:08
13:27
-4:08
11.45M
11.45 mi09:21:222:42:2014:1158:57
18:43
+5:16
FINISH
13.11 mi09:49:243:10:2214:3128:02
16:53
-1:50

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

9:45 /mi

Average Pace

14:31 /mi

Slowest Pace

18:43 /mi

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Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:30:33

48% of race

Time at Steady Pace

40:52

21% of race

Time at Slower Pace

58:57

31% of race

Average Pace: 14:31 /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
2.2M
2.20 mi07:00:2821:269:4521:26
9:45
#3326
5.7M
5.70 mi07:44:271:05:2511:2943:59
12:34
#3298
6.43M
6.43 mi07:57:171:18:1512:1012:50
17:35
#3321
8.3M
8.30 mi08:22:251:43:2312:2725:08
13:27
#3652
11.45M
11.45 mi09:21:222:42:2014:1158:57
18:43
#3865
FINISH
13.11 mi09:49:243:10:2214:3128:02
16:53
#3860
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF35-39Seg. OverallSeg. FemalesSeg. F35-39
2.2M2.20 mi2.20 mi332614381763326(Top 81%)1438(Top 74%)176(Top 78%)
5.7M5.70 mi3.50 mi3298+281423+15166+103293(Top 80%)1419(Top 73%)159(Top 71%)
6.43M6.43 mi0.73 mi3321-231442-19170-43371(Top 82%)1475(Top 76%)165(Top 73%)
8.3M8.30 mi1.87 mi3652-3311629-187183-134043(Top 99%)1896(Top 98%)219(Top 97%)
11.45M11.45 mi3.15 mi3865-2131780-151208-254066(Top 99%)1918(Top 99%)223(Top 99%)
FINISH13.11 mi1.66 mi3860+51782-2209-13827(Top 93%)1779(Top 92%)206(Top 92%)

Segment Performance Analysis

Start → 2.2M

0.0 - 2.2 mi

Top 81%
~flat
+6ft-3ft

Overall

3326

Females

1438

F35-39

176

2.2M→5.7M

2.2 - 5.7 mi

Top 80%
×5story building
+100ft-78ft

Overall

3293

Females

1419

F35-39

159

5.7M→6.43M

5.7 - 6.4 mi

Top 82%
×12story building
+147ft-0ft

Overall

3371

Females

1475

F35-39

166

6.43M→8.3M

6.4 - 8.3 mi

Top 99%
×4story building
+88ft-53ft

Overall

4043

Females

1896

F35-39

220

8.3M→11.45M

8.3 - 11.4 mi

Top 99%
×20story building
+293ft-331ft

Overall

4066

Females

1918

F35-39

223

11.45M→FINISH

11.4 - 13.1 mi

Top 93%
×7story building
+61ft-91ft

Overall

3827

Females

1779

F35-39

206

Passing Analysis

Category:
Athletes Passed
211*
Passed By
745
Net Change
-534
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2.2M----#3326
2.2M5.7M150*122+28#3326#3298
5.7M6.43M2649-23#3298#3321
6.43M8.3M2333-331#3321#3652
8.3M11.45M16*229-213#3652#3865
11.45MFINISH17*12+5#3865#3860
TOTALS211*745-534

* 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