Constance Chesnais

San Francisco, CA

Bib: 13042 F 31

0:00
0:00
/ mi
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Overall
#0 / 6575
Top 7%
Gender (Female)
#0 / 2930
Top 3%
Division (F30-34)
#0 / 651
Top 3%
Race Day Weather
59°/49°F
scattered clouds

Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
2M
9:01/mi
18:02
→ flat
4M
8:16/mi
34:34
6769
6M
8:18/mi
51:11
123
8M
8:53/mi
1:08:57
16653
9.6M
6:17/mi
1:19:00
68193
10M
14:01/mi
1:24:36
24
10.5M
3:54/mi
1:26:33
73
12M
9:29/mi
1:40:47
280
Finish· 13.11 mi
7:10/mi
1:48:44
1489
Course Elevation
10277 ft
×22story building
774 ft climb · 557 ft descent

The Course

Half Splits

1st Half· via 6M
51:118:32 /mi⚡ faster
2nd Half
57:338:06 /mi+12.4%
Positive split — 12.4% 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
2M
18:029:012.00 mi18:02
9:01
-
4M
34:348:392.00 mi16:32
8:16
-0:45
6M
51:118:322.00 mi16:37
8:18
+0:02
8M
1:08:578:372.00 mi17:46
8:53
+0:35
9.6M
1:19:008:141.60 mi10:03
6:17
-2:36
10M
1:24:368:280.40 mi5:36
14:01
+7:44
10.5M
1:26:338:150.50 mi1:57
3:54
-10:07
12M
1:40:478:241.50 mi14:14
9:29
+5:35
Finish(13.11 mi)
1:48:448:181.11 mi7:57
7:10
-2:19
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

3:54 /mi

Average Pace

8:18 /mi

Slowest Pace

14:01 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

12:00

11% of race

Time at Steady Pace

1:31:08

84% of race

Time at Slower Pace

5:36

5% of race

Average Pace: 8:18 /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
Featured Segment

Garmin Challenge

Top 5%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

7:33

Segment Time

8:23/mi

Pace

0.90 mi

Distance

Overall

352

Women

51

Division

17

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointSeg. DistOverallFemalesF30-34Seg. OverallSeg. FemalesSeg. F30-34
2M2.00 mi152635982144274
4M2.00 mi1002+524191+16847+3563610325
6M2.00 mi884+118165+2643+468611327
8M2.00 mi899-15159+639+4115822955
9.6M1.60 mi689+210120+3933+62615418
10M0.40 mi654+35111+930+33847416
10.5M0.50 mi648+6110+1304716319
12M1.50 mi490+15883+2720+10144274
Finish(13.11 mi)1.11 mi448+4274+919+116084

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 2%
~flat
+5ft-3ft

Overall

144

Females

27

F30-34

4

2M→4M

2.0 - 4.0 mi

Top 10%
×4story building
+67ft-69ft

Overall

636

Females

103

F30-34

26

4M→6M

4.0 - 6.0 mi

Top 10%
×9story building
+123ft-9ft

Overall

686

Females

113

F30-34

28

6M→8M

6.0 - 8.0 mi

Top 18%
×12story building
+166ft-53ft

Overall

1158

Females

229

F30-34

56

8M→9.6M

8.0 - 9.6 mi

Top 4%
×13story building
+68ft-193ft

Overall

261

Females

54

F30-34

19

9.6M→10M

9.6 - 10.0 mi

Top 6%
×2story building
+0ft-24ft

Overall

384

Females

74

F30-34

16

10M→10.5M

10.0 - 10.5 mi

Top 7%
×6story building
+1ft-73ft

Overall

471

Females

63

F30-34

19

10.5M→12M

10.5 - 12.0 mi

Top 2%
×21story building
+280ft-26ft

Overall

144

Females

27

F30-34

4

12M→Finish

12.0 - 13.1 mi

Top 2%
×7story building
+14ft-89ft

Overall

160

Females

8

F30-34

4

Passing Analysis

Category:
Net Change
+0
0 passed by0* passed
SegmentMovementRank
Start → 2M-#1526
2M4M
1525+524
#1526 #1002
4M6M
6124+118
#1002 #884
6M8M
8368-15
#884 #899
8M9.6M
2212+210
#899 #689
9.6M10M
136+35
#689 #654
10M10.5M
17+6
#654 #648
10.5M12M
9167+158
#648 #490
12MFinish
042*+42
#490 #448
TOTALS
1031181*+1078
#1526 #448

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

Passing Visualized

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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