Giselle Marston

Bib: 3552FAge: 25

South San Francisco, CA

0:00
0:00
/ mi
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Overall
#0 / 4134
Gender (Female)
#0 / 1206
Top 44%
Division (F25-29)
#0 / 322
Race Day Weather
54°/44°F
overcast clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
2.2 Miles
20:15
Rank: #3283
Start2.2 Miles
20:15 | 9:12/mi
5.7 Miles
59:15
Rank: #3062 (+221)
2.2 Miles5.7 Miles
39:00 | 11:09/mi
6.43 Miles
1:09:29
Rank: #2992 (+70)
5.7 Miles6.43 Miles
10:14 | 14:01/mi
10.92 Miles
1:52:51
Rank: #2774 (+218)
6.43 Miles10.92 Miles
43:22 | 9:40/mi
Garmin Hill Challenge· 11.42 mi
1:59:15
Rank: #2743 (+31)
10.92 MilesGarmin Hill Challenge
6:24 | 12:48/mi
14.95 Miles
2:33:08
Rank: #2652 (+91)
Garmin Hill Challenge14.95 Miles
33:53 | 9:36/mi
18 Miles
3:09:58
Rank: #2636 (+16)
14.95 Miles18 Miles
36:50 | 12:05/mi
24 Miles
4:15:36
Rank: #2485 (+151)
18 Miles24 Miles
1:05:38 | 10:56/mi
Finish· 26.22 mi
4:38:01
Rank: #2407 (+78)
24 MilesFinish
22:25 | 10:06/mi

The Course

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Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2.2 Miles
2.20 mi06:07:3020:159:1220:15
9:12
-
5.7 Miles
5.70 mi06:46:3059:1510:2439:00
11:09
+1:57
6.43 Miles
6.43 mi06:56:441:09:2910:4810:14
14:01
+2:52
10.92 Miles
10.92 mi07:40:061:52:5110:2043:22
9:40
-4:21
Garmin Hill Challenge
11.42 mi07:46:301:59:1510:276:24
12:48
+3:08
14.95 Miles
14.95 mi08:20:232:33:0810:1533:53
9:36
-3:12
18 Miles
18.00 mi08:57:133:09:5810:3336:50
12:05
+2:29
24 Miles
24.00 mi10:02:514:15:3610:391:05:38
10:56
-1:09
Finish
26.22 mi10:25:164:38:0110:3722:25
10:06
-0:50

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

9:12 /mi

Average Pace

10:37 /mi

Slowest Pace

14:01 /mi

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Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:59:55

43% of race

Time at Steady Pace

1:44:38

38% of race

Time at Slower Pace

53:28

19% of race

Average Pace: 10:36 /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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0mi6.6mi13.1mi19.7mi26.2mi
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
2.2 Miles
2.20 mi06:07:3020:159:1220:15
9:12
#3283
5.7 Miles
5.70 mi06:46:3059:1510:2439:00
11:09
#3062
6.43 Miles
6.43 mi06:56:441:09:2910:4810:14
14:01
#2992
10.92 Miles
10.92 mi07:40:061:52:5110:2043:22
9:40
#2774
Garmin Hill Challenge
11.42 mi07:46:301:59:1510:276:24
12:48
#2743
14.95 Miles
14.95 mi08:20:232:33:0810:1533:53
9:36
#2652
18 Miles
18.00 mi08:57:133:09:5810:3336:50
12:05
#2636
24 Miles
24.00 mi10:02:514:15:3610:391:05:38
10:56
#2485
Finish
26.22 mi10:25:164:38:0110:3722:25
10:06
#2407
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF25-29Seg. OverallSeg. FemalesSeg. F25-29
2.2 Miles2.20 mi2.20 mi32838152403283(Top 79%)815(Top 68%)240(Top 75%)
5.7 Miles5.70 mi3.50 mi3062+221736+79220+202984(Top 72%)708(Top 59%)213(Top 66%)
6.43 Miles6.43 mi0.73 mi2992+70711+25215+52593(Top 63%)556(Top 46%)185(Top 57%)
10.92 Miles10.92 mi4.49 mi2774+218630+81194+212528(Top 61%)535(Top 44%)176(Top 55%)
Garmin Hill Challenge11.42 mi0.50 mi2743+31622+8196-22378(Top 58%)490(Top 41%)175(Top 54%)
14.95 Miles14.95 mi3.53 mi2652+91589+33183+132442(Top 59%)531(Top 44%)170(Top 53%)
18 Miles18.00 mi3.05 mi2636+16590-1188-52592(Top 63%)605(Top 50%)198(Top 61%)
24 Miles24.00 mi6.00 mi2485+151557+33179+92152(Top 52%)507(Top 42%)167(Top 52%)
Finish26.22 mi2.22 mi2407+78540+17177+21799(Top 44%)406(Top 34%)142(Top 44%)

Segment Performance Analysis

Start → 2.2 Miles

0.0 - 2.2 mi

Top 79%
×1human
+8ft-12ft

Overall

3283

Females

815

F25-29

244

2.2 Miles→5.7 Miles

2.2 - 5.7 mi

Top 72%
×6stories
+92ft-87ft

Overall

2984

Females

708

F25-29

217

5.7 Miles→6.43 Miles

5.7 - 6.4 mi

Top 63%
×11stories
+137ft-3ft

Overall

2593

Females

556

F25-29

188

6.43 Miles→10.92 Miles

6.4 - 10.9 mi

Top 61%
×21stories
+225ft-318ft

Overall

2528

Females

535

F25-29

180

10.92 Miles→Garmin Hill Challenge

10.9 - 11.4 mi

Top 58%
×11stories
+134ft-123ft

Overall

2378

Females

490

F25-29

179

Garmin Hill Challenge→14.95 Miles

11.4 - 14.9 mi

Top 59%
×16stories
+234ft-225ft

Overall

2442

Females

531

F25-29

174

14.95 Miles→18 Miles

14.9 - 18.0 mi

Top 63%
×12stories
+165ft-60ft

Overall

2592

Females

605

F25-29

198

18 Miles→24 Miles

18.0 - 24.0 mi

Top 52%
×21stories
+142ft-377ft

Overall

2152

Females

507

F25-29

167

24 Miles→Finish

24.0 - 26.2 mi

Top 44%
~flat
+2ft-2ft

Overall

1799

Females

406

F25-29

142

Passing Analysis

Category:
Athletes Passed
1125*
Passed By
249
Net Change
+876
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2.2 Miles----#3283
2.2 Miles5.7 Miles271*50+221#3283#3062
5.7 Miles6.43 Miles77*7+70#3062#2992
6.43 Miles10.92 Miles241*23+218#2992#2774
10.92 MilesGarmin Hill Challenge5423+31#2774#2743
Garmin Hill Challenge14.95 Miles115*24+91#2743#2652
14.95 Miles18 Miles92*76+16#2652#2636
18 Miles24 Miles188*37+151#2636#2485
24 MilesFinish87*9+78#2485#2407
TOTALS1125*249+876

* 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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Public Race Data

The San Francisco Marathon

The San Francisco Marathon