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SF MARATHON 2026

Samantha Dever

Bib: 5663•F•Age: 29

Milford, NH

0:00
0:00
/ mi
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Overall
#0 / 7166
Top 44%
Gender (Female)
#0 / 2086
Top 31%
Division (F25-29)
#0 / 614
Top 34%
Race Day Weather
59°/49°F
scattered clouds

⏱️ Race Timeline

Watch your race unfold from start to finish

Start
0:00:00
Race begins
2M
17:53
Rank: #2107
Start → 2M
17:53 | 8:56/mi
4M
35:58
Rank: #2187 (-80)
2M → 4M
18:05 | 9:03/mi
6M
53:51
Rank: #2137 (+50)
4M → 6M
17:53 | 8:56/mi
8M
1:11:59
Rank: #2255 (-118)
6M → 8M
18:08 | 9:04/mi
9.6M
1:27:57
Rank: #2462 (-207)
8M → 9.6M
15:58 | 9:59/mi
10M
1:30:37
Rank: #2480 (-18)
9.6M → 10M
2:40 | 6:40/mi
10.5M
1:36:58
Rank: #2508 (-28)
10M → 10.5M
6:21 | 12:42/mi
12M
1:51:26
Rank: #2670 (-162)
10.5M → 12M
14:28 | 9:39/mi
14M
2:13:25
Rank: #2860 (-190)
12M → 14M
21:59 | 10:59/mi
16M
2:34:19
Rank: #3140 (-280)
14M → 16M
20:54 | 10:27/mi
18M
2:55:13
Rank: #3073 (+67)
16M → 18M
20:54 | 10:27/mi
20M
3:18:17
Rank: #3203 (-130)
18M → 20M
23:04 | 11:32/mi
22M
3:37:43
Rank: #3128 (+75)
20M → 22M
19:26 | 9:43/mi
24M
4:02:54
Rank: #3245 (-117)
22M → 24M
25:11 | 12:36/mi
Finish· 26.22 mi
4:25:07
Rank: #3125 (+120)
24M → Finish
22:13 | 10:01/mi

Course Map & Elevation

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Half Splits

1st Half· via 14M
Distance14.00 mi
Time2:13:25
Pace9:32 /mi
2nd Half✓ Faster
Distance12.22 mi
Time2:11:42
Pace10:47 /mi
📊Negative Split: 1.3% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi05:43:3017:538:5617:53
8:56
-
4M
4.00 mi06:01:3535:589:0018:05
9:03
+0:07
6M
6.00 mi06:19:2853:518:5917:53
8:56
-0:07
8M
8.00 mi06:37:361:11:599:0018:08
9:04
+0:08
9.6M
9.60 mi06:53:341:27:579:1015:58
9:59
+0:55
10M
10.00 mi06:56:141:30:379:042:40
6:40
-3:19
10.5M
10.50 mi07:02:351:36:589:146:21
12:42
+6:02
12M
12.00 mi07:17:031:51:269:1714:28
9:39
-3:03
14M
14.00 mi07:39:022:13:259:3221:59
10:59
+1:20
16M
16.00 mi07:59:562:34:199:3920:54
10:27
-0:32
18M
18.00 mi08:20:502:55:139:4420:54
10:27
0:00
20M
20.00 mi08:43:543:18:179:5523:04
11:32
+1:05
22M
22.00 mi09:03:203:37:439:5419:26
9:43
-1:49
24M
24.00 mi09:28:314:02:5410:0725:11
12:36
+2:53
Finish
26.22 mi09:50:444:25:0710:0722:13
10:01
-2:35

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

6:40 /mi

Average Pace

10:07 /mi

Slowest Pace

12:42 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Bar length shows time spent in each segment. Colors mark your faster to slower segments, relative to your own pace.

Time at Faster Pace

1:14:39

28% of race

Time at Steady Pace

1:53:53

43% of race

Time at Slower Pace

1:16:35

29% of race

Average Pace: 10:07 /mi

Loading chart...
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

Enhanced split table showing pace trends through mini sparkline visualizations.

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
2M
2.00 mi05:43:3017:538:5617:53
8:56
#2107
4M
4.00 mi06:01:3535:589:0018:05
9:03
#2187
6M
6.00 mi06:19:2853:518:5917:53
8:56
#2137
8M
8.00 mi06:37:361:11:599:0018:08
9:04
#2255
9.6M
9.60 mi06:53:341:27:579:1015:58
9:59
#2462
10M
10.00 mi06:56:141:30:379:042:40
6:40
#2480
10.5M
10.50 mi07:02:351:36:589:146:21
12:42
#2508
12M
12.00 mi07:17:031:51:269:1714:28
9:39
#2670
14M
14.00 mi07:39:022:13:259:3221:59
10:59
#2860
16M
16.00 mi07:59:562:34:199:3920:54
10:27
#3140
18M
18.00 mi08:20:502:55:139:4420:54
10:27
#3073
20M
20.00 mi08:43:543:18:179:5523:04
11:32
#3203
22M
22.00 mi09:03:203:37:439:5419:26
9:43
#3128
24M
24.00 mi09:28:314:02:5410:0725:11
12:36
#3245
Finish
26.22 mi09:50:444:25:0710:0722:13
10:01
#3125
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior
Garmin Challenge
Featured Segment

Garmin Challenge

The climb, presented by Garmin

Top 42%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

9:01

Segment Time

10:01/mi

Pace

0.90 mi

Distance

Overall

3008

Women

549

Division

176

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF25-29Seg. OverallSeg. FemalesSeg. F25-29
2M2.00 mi2.00 mi2107315973694(Top 52%)756(Top 36%)248(Top 40%)
4M4.00 mi2.00 mi2187-80333-18101-42277(Top 32%)361(Top 17%)111(Top 18%)
6M6.00 mi2.00 mi2137+50320+1395+62093(Top 29%)299(Top 14%)89(Top 14%)
8M8.00 mi2.00 mi2255-118345-25110-152662(Top 37%)436(Top 21%)142(Top 23%)
9.6M9.60 mi1.60 mi2462-207391-46127-173130(Top 44%)571(Top 27%)182(Top 30%)
10M10.00 mi0.40 mi2480-18397-6130-33236(Top 45%)606(Top 29%)193(Top 31%)
10.5M10.50 mi0.50 mi2508-28404-7134-43039(Top 42%)571(Top 27%)179(Top 29%)
12M12.00 mi1.50 mi2670-162445-41141-73694(Top 52%)756(Top 36%)248(Top 40%)
14M14.00 mi2.00 mi2860-190491-46157-163946(Top 55%)839(Top 40%)267(Top 43%)
16M16.00 mi2.00 mi3140-280578-87182-255054(Top 71%)1289(Top 62%)399(Top 65%)
18M18.00 mi2.00 mi3073+67564+14181+12826(Top 39%)574(Top 28%)192(Top 31%)
20M20.00 mi2.00 mi3203-130615-51198-174367(Top 61%)1137(Top 55%)350(Top 57%)
22M22.00 mi2.00 mi3128+75616-1199-12829(Top 39%)636(Top 30%)208(Top 34%)
24M24.00 mi2.00 mi3245-117673-57217-184427(Top 62%)1213(Top 58%)379(Top 62%)
Finish26.22 mi2.22 mi3125+120649+24208+92306(Top 32%)530(Top 25%)177(Top 29%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 52%
×1human
+6ft-11ft

Overall

3694

Females

756

F25-29

250

2M→4M

2.0 - 4.0 mi

Top 32%
×4stories
+75ft-70ft

Overall

2277

Females

361

F25-29

112

4M→6M

4.0 - 6.0 mi

Top 29%
×5stories
+71ft-18ft

Overall

2093

Females

299

F25-29

90

6M→8M

6.0 - 8.0 mi

Top 37%
×9stories
+106ft-21ft

Overall

2662

Females

436

F25-29

143

8M→9.6M

8.0 - 9.6 mi

Top 44%
×13stories
+117ft-177ft

Overall

3130

Females

571

F25-29

184

9.6M→10M

9.6 - 10.0 mi

Top 45%
×1story
+17ft-12ft

Overall

3236

Females

606

F25-29

194

10M→10.5M

10.0 - 10.5 mi

Top 42%
×9stories
+0ft-102ft

Overall

3039

Females

571

F25-29

180

10.5M→12M

10.5 - 12.0 mi

Top 52%
×18stories
+304ft-125ft

Overall

3694

Females

756

F25-29

250

12M→14M

12.0 - 14.0 mi

Top 55%
×9stories
+99ft-125ft

Overall

3946

Females

839

F25-29

268

14M→16M

14.0 - 16.0 mi

Top 71%
×9stories
+124ft-78ft

Overall

5054

Females

1289

F25-29

400

16M→18M

16.0 - 18.0 mi

Top 39%
×8stories
+106ft-45ft

Overall

2826

Females

574

F25-29

193

18M→20M

18.0 - 20.0 mi

Top 61%
×3stories
+52ft-26ft

Overall

4367

Females

1137

F25-29

350

20M→22M

20.0 - 22.0 mi

Top 39%
×21stories
+17ft-266ft

Overall

2829

Females

636

F25-29

208

22M→24M

22.0 - 24.0 mi

Top 62%
×3stories
+70ft-85ft

Overall

4427

Females

1213

F25-29

379

24M→Finish

24.0 - 26.2 mi

Top 32%
~flat
+2ft-2ft

Overall

2306

Females

530

F25-29

177

Passing Analysis

Category:
Athletes Passed
753*
Passed By
1771
Net Change
-1018
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#2107
2M → 4M82162-80#2107#2187
4M → 6M9040+50#2187#2137
6M → 8M32*150-118#2137#2255
8M → 9.6M21*228-207#2255#2462
9.6M → 10M1331-18#2462#2480
10M → 10.5M2957-28#2480#2508
10.5M → 12M18180-162#2508#2670
12M → 14M11*201-190#2670#2860
14M → 16M26*306-280#2860#3140
16M → 18M13467+67#3140#3073
18M → 20M33*163-130#3073#3203
20M → 22M99*24+75#3203#3128
22M → 24M31*148-117#3128#3245
24M → Finish134*14+120#3245#3125
TOTALS753*1771-1018

* 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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