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SF MARATHON 2023

Samantha Alferez

Bib: 2420•F•Age: 29

Granada Hills, CA

0:00
0:00
/ mi
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Overall
#0 / 4888
Gender (Female)
#0 / 1310
Division (F25-29)
#0 / 367
Race Day Weather
69°/59°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
2.2 Miles
26:46
Rank: #4937
Start → 2.2 Miles
26:46 | 12:10/mi
5.7 Miles
1:16:52
Rank: #4902 (+35)
2.2 Miles → 5.7 Miles
50:06 | 14:19/mi
6.43 Miles
1:31:09
Rank: #4913 (-11)
5.7 Miles → 6.43 Miles
14:17 | 19:34/mi
10.92 Miles
2:29:08
Rank: #4881 (+32)
6.43 Miles → 10.92 Miles
57:59 | 12:55/mi
Garmin Hill Challenge· 11.42 mi
2:38:14
Rank: #4879 (+2)
10.92 Miles → Garmin Hill Challenge
9:06 | 18:12/mi
14.95 Miles
3:46:47
Rank: #4925 (-46)
Garmin Hill Challenge → 14.95 Miles
1:08:33 | 19:25/mi
18 Miles
4:38:44
Rank: #4898 (+27)
14.95 Miles → 18 Miles
51:57 | 17:02/mi
24 Miles
6:20:55
Rank: #4869 (+29)
18 Miles → 24 Miles
1:42:12 | 17:02/mi
Finish· 26.22 mi
6:58:43
Rank: #4867 (+2)
24 Miles → Finish
37:48 | 17:02/mi

The Course

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Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2.2 Miles
2.20 mi05:51:0126:4612:1026:46
12:10
-
5.7 Miles
5.70 mi06:41:071:16:5213:2950:06
14:19
+2:09
6.43 Miles
6.43 mi06:55:241:31:0914:1114:17
19:34
+5:15
10.92 Miles
10.92 mi07:53:232:29:0813:3957:59
12:55
-6:39
Garmin Hill Challenge
11.42 mi08:02:292:38:1413:519:06
18:12
+5:17
14.95 Miles
14.95 mi09:11:023:46:4715:101:08:33
19:25
+1:13
18 Miles
18.00 mi10:02:594:38:4415:2951:57
17:02
-2:23
24 Miles
24.00 mi11:45:106:20:5515:521:42:12
17:02
0:00
Finish
26.22 mi12:22:586:58:4315:5937:48
17:02
0:00

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

12:10 /mi

Average Pace

15:59 /mi

Slowest Pace

19:34 /mi

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Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:14:51

32% of race

Time at Steady Pace

3:21:02

48% of race

Time at Slower Pace

1:22:50

20% of race

Average Pace: 15:58 /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...
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 mi05:51:0126:4612:1026:46
12:10
#4937
5.7 Miles
5.70 mi06:41:071:16:5213:2950:06
14:19
#4902
6.43 Miles
6.43 mi06:55:241:31:0914:1114:17
19:34
#4913
10.92 Miles
10.92 mi07:53:232:29:0813:3957:59
12:55
#4881
Garmin Hill Challenge
11.42 mi08:02:292:38:1413:519:06
18:12
#4879
14.95 Miles
14.95 mi09:11:023:46:4715:101:08:33
19:25
#4925
18 Miles
18.00 mi10:02:594:38:4415:2951:57
17:02
#4898
24 Miles
24.00 mi11:45:106:20:5515:521:42:12
17:02
#4869
Finish
26.22 mi12:22:586:58:4315:5937:48
17:02
#4867
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF25-29Seg. OverallSeg. FemalesSeg. F25-29
2.2 Miles2.20 mi2.20 mi493713183654937(Top 101%)1318(Top 101%)365(Top 99%)
5.7 Miles5.70 mi3.50 mi4902+351294+24362+34841(Top 99%)1275(Top 97%)358(Top 98%)
6.43 Miles6.43 mi0.73 mi4913-111300-63624895(Top 100%)1291(Top 99%)362(Top 99%)
10.92 Miles10.92 mi4.49 mi4881+321287+13361+14796(Top 98%)1252(Top 96%)354(Top 96%)
Garmin Hill Challenge11.42 mi0.50 mi4879+212873614674(Top 96%)1196(Top 91%)344(Top 94%)
14.95 Miles14.95 mi3.53 mi4925-461310-23366-54950(Top 101%)1323(Top 101%)367(Top 100%)
18 Miles18.00 mi3.05 mi4898+271300+103664761(Top 97%)1256(Top 96%)357(Top 97%)
24 Miles24.00 mi6.00 mi4869+291295+5364+24822(Top 99%)1282(Top 98%)360(Top 98%)
Finish26.22 mi2.22 mi4867+212953644777(Top 98%)1271(Top 97%)359(Top 98%)

Segment Performance Analysis

Start → 2.2 Miles

0.0 - 2.2 mi

Top 101%
×1human
+8ft-12ft

Overall

4937

Females

1318

F25-29

370

2.2 Miles→5.7 Miles

2.2 - 5.7 mi

Top 99%
×6stories
+92ft-87ft

Overall

4841

Females

1275

F25-29

362

5.7 Miles→6.43 Miles

5.7 - 6.4 mi

Top 100%
×11stories
+137ft-3ft

Overall

4895

Females

1291

F25-29

365

6.43 Miles→10.92 Miles

6.4 - 10.9 mi

Top 98%
×21stories
+225ft-318ft

Overall

4796

Females

1252

F25-29

357

10.92 Miles→Garmin Hill Challenge

10.9 - 11.4 mi

Top 96%
×11stories
+134ft-123ft

Overall

4674

Females

1196

F25-29

347

Garmin Hill Challenge→14.95 Miles

11.4 - 14.9 mi

Top 101%
×16stories
+234ft-225ft

Overall

4950

Females

1323

F25-29

371

14.95 Miles→18 Miles

14.9 - 18.0 mi

Top 97%
×12stories
+165ft-60ft

Overall

4761

Females

1256

F25-29

359

18 Miles→24 Miles

18.0 - 24.0 mi

Top 99%
×21stories
+142ft-377ft

Overall

4822

Females

1282

F25-29

361

24 Miles→Finish

24.0 - 26.2 mi

Top 98%
~flat
+2ft-2ft

Overall

4777

Females

1271

F25-29

359

Passing Analysis

Category:
Athletes Passed
157*
Passed By
87
Net Change
+70
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2.2 Miles----#4937
2.2 Miles → 5.7 Miles44*9+35#4937#4902
5.7 Miles → 6.43 Miles314-11#4902#4913
6.43 Miles → 10.92 Miles37*5+32#4913#4881
10.92 Miles → Garmin Hill Challenge31+2#4881#4879
Garmin Hill Challenge → 14.95 Miles7*53-46#4879#4925
14.95 Miles → 18 Miles29*2+27#4925#4898
18 Miles → 24 Miles31*2+29#4898#4869
24 Miles → Finish3*1+2#4869#4867
TOTALS157*87+70

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

📊

Passing Visuals

Category:

📈Position Graph

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🎨Heatmap Timeline

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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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