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BOSTON MARATHON 2025

Holley Samuel

NH

Bib: 15994 F

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 43%
Gender (Female)
#0 / 12228
Top 28%
Division (F18-39)
#0 / 5469
Top 46%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
469 ft elev
5K· 3.11 mi
7:44/mi
24:02
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
7:39/mi
47:48
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
7:39/mi
1:11:34
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
7:46/mi
1:35:42
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
7:37/mi
1:40:54
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
7:47/mi
1:59:46
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
8:14/mi
2:25:21
↑ 181↓ 1480.2%
138 ft elev
20M
8:14/mi
2:36:32
↑ 64↓ 500.2%
148 ft elev
21M
8:58/mi
2:45:30
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
7:42/mi
2:51:16
↑ 17↓ 861.7%
156 ft elev
23M
8:16/mi
3:01:37
↑ 23↓ 630.6%
116 ft elev
24M
7:56/mi
3:09:33
↓ 821.3%
34 ft elev
40K· 24.85 mi
7:56/mi
3:16:20
↓ 200.3%
20 ft elev
25.2M
8:30/mi
3:19:16
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
7:44/mi
3:27:09
↑ 22↓ 21
17 ft elev
Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:40:54
Pace7:42 /mi
2nd Half
Distance13.11 mi
Time1:46:15
Pace8:06 /mi
📊Positive Split: 5.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:55:5024:027:4424:02
7:44
-
10K
6.21 mi11:19:3647:487:4223:46
7:39
-0:05
15K
9.32 mi11:43:221:11:347:4123:46
7:39
0:00
20K
12.43 mi12:07:301:35:427:4224:08
7:46
+0:07
Half
13.11 mi12:12:421:40:547:425:12
7:37
-0:09
25K
15.53 mi12:31:341:59:467:4318:52
7:47
+0:10
30K
18.64 mi12:57:092:25:217:4825:35
8:14
+0:27
20M
20.00 mi13:08:202:36:327:5011:11
8:14
0:00
21M
21.00 mi13:17:182:45:307:538:58
8:58
+0:44
35K
21.75 mi13:23:042:51:167:535:46
7:42
-1:16
23M
23.00 mi13:33:253:01:377:5410:21
8:16
+0:34
24M
24.00 mi13:41:213:09:337:547:56
7:56
-0:20
40K
24.85 mi13:48:083:16:207:546:47
7:56
0:00
25.2M
25.20 mi13:51:043:19:167:542:56
8:30
+0:34
Finish
26.22 mi13:58:573:27:097:547:53
7:44
-0:46

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

7:37 /mi

Average Pace

7:54 /mi

Slowest Pace

8:58 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:15:15

94% of race

Time at Steady Pace

11:54

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:54 /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

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi10:55:5024:027:4424:02
7:44
#14269
10K
6.21 mi11:19:3647:487:4223:46
7:39
#13869
15K
9.32 mi11:43:221:11:347:4123:46
7:39
#13565
20K
12.43 mi12:07:301:35:427:4224:08
7:46
#13374
Half
13.11 mi12:12:421:40:547:425:12
7:37
#13340
25K
15.53 mi12:31:341:59:467:4318:52
7:47
#13101
30K
18.64 mi12:57:092:25:217:4825:35
8:14
#13060
20M
20.00 mi13:08:202:36:327:5011:11
8:14
#12958
21M
21.00 mi13:17:182:45:307:538:58
8:58
#12936
35K
21.75 mi13:23:042:51:167:535:46
7:42
#12837
23M
23.00 mi13:33:253:01:377:5410:21
8:16
#12735
24M
24.00 mi13:41:213:09:337:547:56
7:56
#12623
40K
24.85 mi13:48:083:16:207:546:47
7:56
#12468
25.2M
25.20 mi13:51:043:19:167:542:56
8:30
#12400
Finish
26.22 mi13:58:573:27:097:547:53
7:44
#12317
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi142694079407913062(Top 46%)3481(Top 28%)3481(Top 64%)
10K6.21 mi3.10 mi13869+4003862+2173862+21713468(Top 47%)3645(Top 30%)3645(Top 67%)
15K9.32 mi3.11 mi13565+3043724+1383724+13813062(Top 46%)3481(Top 28%)3481(Top 64%)
20K12.43 mi3.11 mi13374+1913643+813643+8113020(Top 46%)3562(Top 29%)3562(Top 65%)
Half13.11 mi0.68 mi13340+343634+93634+912822(Top 45%)3401(Top 28%)3401(Top 62%)
25K15.53 mi2.42 mi13101+2393539+953539+9512206(Top 43%)3227(Top 26%)3227(Top 59%)
30K18.64 mi3.11 mi13060+413587-483587-4813059(Top 46%)3856(Top 32%)3856(Top 71%)
20M20.00 mi1.36 mi12958+1023556+313556+3112020(Top 42%)3453(Top 28%)3453(Top 63%)
21M21.00 mi1.00 mi12936+223577-213577-2113315(Top 47%)4268(Top 35%)4268(Top 78%)
35K21.75 mi0.75 mi12837+993536+413536+4110201(Top 36%)2719(Top 22%)2719(Top 50%)
23M23.00 mi1.25 mi12735+1023518+183518+1811843(Top 42%)3654(Top 30%)3654(Top 67%)
24M24.00 mi1.00 mi12623+1123485+333485+3310796(Top 38%)3195(Top 26%)3195(Top 58%)
40K24.85 mi0.85 mi12468+1553440+453440+459750(Top 34%)2809(Top 23%)2809(Top 51%)
25.2M25.20 mi0.35 mi12400+683417+233417+238925(Top 31%)2509(Top 21%)2509(Top 46%)
Finish26.22 mi1.02 mi12317+833418-13418-110991(Top 39%)3459(Top 28%)3459(Top 63%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 46%
×21story building
+97ft-345ft

Overall

13062

Females

3481

F18-39

3481

5K→10K

3.1 - 6.2 mi

Top 47%
×5story building
+79ft-138ft

Overall

13468

Females

3645

F18-39

3645

10K→15K

6.2 - 9.3 mi

Top 46%
×3story building
+67ft-78ft

Overall

13062

Females

3481

F18-39

3481

15K→20K

9.3 - 12.4 mi

Top 46%
×5story building
+106ft-86ft

Overall

13020

Females

3562

F18-39

3562

20K→Half

12.4 - 13.1 mi

Top 45%
×2story building
+19ft-37ft

Overall

12822

Females

3401

F18-39

3401

Half→25K

13.1 - 15.5 mi

Top 43%
×4story building
+66ft-88ft

Overall

12206

Females

3227

F18-39

3227

25K→30K

15.5 - 18.6 mi

Top 46%
×9story building
+181ft-148ft

Overall

13059

Females

3856

F18-39

3856

30K→20M

18.6 - 20.0 mi

Top 42%
×5story building
+64ft-50ft

Overall

12020

Females

3453

F18-39

3453

20M→21M

20.0 - 21.0 mi

Top 47%
×8story building
+106ft-24ft

Overall

13315

Females

4268

F18-39

4268

21M→35K

21.0 - 21.8 mi

Top 36%
×7story building
+17ft-86ft

Overall

10201

Females

2719

F18-39

2719

35K→23M

21.8 - 23.0 mi

Top 42%
×5story building
+23ft-63ft

Overall

11843

Females

3654

F18-39

3654

23M→24M

23.0 - 24.0 mi

Top 38%
×6story building
+12ft-82ft

Overall

10796

Females

3195

F18-39

3195

24M→40K

24.0 - 24.9 mi

Top 34%
×1story
+6ft-20ft

Overall

9750

Females

2809

F18-39

2809

40K→25.2M

24.9 - 25.2 mi

Top 31%
×1story
+13ft-16ft

Overall

8925

Females

2509

F18-39

2509

25.2M→Finish

25.2 - 26.2 mi

Top 39%
×2story building
+22ft-21ft

Overall

10991

Females

3459

F18-39

3459

Passing Analysis

Category:
Athletes Passed
2810
Passed By
858
Net Change
+1952
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#14269
5K → 10K518118+400#14269#13869
10K → 15K37672+304#13869#13565
15K → 20K27584+191#13565#13374
20K → Half5319+34#13374#13340
Half → 25K28647+239#13340#13101
25K → 30K272231+41#13101#13060
30K → 20M16563+102#13060#12958
20M → 21M10886+22#12958#12936
21M → 35K1067+99#12936#12837
35K → 23M15452+102#12837#12735
23M → 24M13422+112#12735#12623
24M → 40K16611+155#12623#12468
40K → 25.2M757+68#12468#12400
25.2M → Finish12239+83#12400#12317
TOTALS2810858+1952
📊

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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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing