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BOSTON MARATHON 2025

Samantha Stopyra-Glover

Bib: 25722•F

NH

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

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
10:10/mi
31:35
↑ 97↓ 3451.5%
10K· 6.21 mi
10:07/mi
1:03:00
↑ 79↓ 1380.4%
15K· 9.32 mi
10:05/mi
1:34:19
↑ 67↓ 78
20K· 12.43 mi
10:50/mi
2:07:58
↑ 106↓ 860.1%
Half· 13.11 mi
10:43/mi
2:15:17
↑ 19↓ 370.5%
25K· 15.53 mi
13:10/mi
2:47:12
↑ 66↓ 880.2%
30K· 18.64 mi
12:04/mi
3:24:41
↑ 181↓ 1480.2%
20M
11:59/mi
3:40:58
↑ 64↓ 500.2%
21M
13:48/mi
3:54:46
↑ 106↓ 241.6%
35K· 21.75 mi
12:35/mi
4:04:11
↑ 17↓ 861.7%
23M
14:41/mi
4:22:34
↑ 23↓ 630.6%
24M
12:33/mi
4:35:07
↓ 821.3%
40K· 24.85 mi
12:02/mi
4:45:24
↓ 200.3%
25.2M
11:24/mi
4:49:20
↑ 13↓ 160.2%
Finish· 26.22 mi
10:04/mi
4:59:35
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:15:17
Pace10:19 /mi
2nd Half
Distance13.11 mi
Time2:44:18
Pace12:32 /mi
📊Positive Split: 21.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:51:2831:3510:1031:35
10:10
-
10K
6.21 mi12:22:531:03:0010:0831:25
10:07
-0:03
15K
9.32 mi12:54:121:34:1910:0731:19
10:05
-0:02
20K
12.43 mi13:27:512:07:5810:1833:39
10:50
+0:45
Half
13.11 mi13:35:102:15:1710:197:19
10:43
-0:07
25K
15.53 mi14:07:052:47:1210:4631:55
13:10
+2:27
30K
18.64 mi14:44:343:24:4110:5937:29
12:04
-1:06
20M
20.00 mi15:00:513:40:5811:0316:17
11:59
-0:05
21M
21.00 mi15:14:393:54:4611:1113:48
13:48
+1:49
35K
21.75 mi15:24:044:04:1111:149:25
12:35
-1:13
23M
23.00 mi15:42:274:22:3411:2518:23
14:41
+2:06
24M
24.00 mi15:55:004:35:0711:2812:33
12:33
-2:08
40K
24.85 mi16:05:174:45:2411:2910:17
12:02
-0:31
25.2M
25.20 mi16:09:134:49:2011:293:56
11:24
-0:38
Finish
26.22 mi16:19:284:59:3511:2610:15
10:04
-1:20

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

10:04 /mi

Average Pace

11:26 /mi

Slowest Pace

14:41 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:25:32

49% of race

Time at Steady Pace

1:29:57

30% of race

Time at Slower Pace

1:04:06

21% of race

Average Pace: 11:26 /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 mi11:51:2831:3510:1031:35
10:10
#25981
10K
6.21 mi12:22:531:03:0010:0831:25
10:07
#25739
15K
9.32 mi12:54:121:34:1910:0731:19
10:05
#25573
20K
12.43 mi13:27:512:07:5810:1833:39
10:50
#25603
Half
13.11 mi13:35:102:15:1710:197:19
10:43
#25643
25K
15.53 mi14:07:052:47:1210:4631:55
13:10
#26141
30K
18.64 mi14:44:343:24:4110:5937:29
12:04
#26035
20M
20.00 mi15:00:513:40:5811:0316:17
11:59
#25985
21M
21.00 mi15:14:393:54:4611:1113:48
13:48
#26003
35K
21.75 mi15:24:044:04:1111:149:25
12:35
#26040
23M
23.00 mi15:42:274:22:3411:2518:23
14:41
#26214
24M
24.00 mi15:55:004:35:0711:2812:33
12:33
#26225
40K
24.85 mi16:05:174:45:2411:2910:17
12:02
#26197
25.2M
25.20 mi16:09:134:49:2011:293:56
11:24
#26167
Finish
26.22 mi16:19:284:59:3511:2610:15
10:04
#26121
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi25981107481074825157(Top 89%)10313(Top 84%)10313(Top 189%)
10K6.21 mi3.10 mi25739+24210625+12310625+12325552(Top 90%)10556(Top 86%)10556(Top 193%)
15K9.32 mi3.11 mi25573+16610540+8510540+8525157(Top 89%)10313(Top 84%)10313(Top 189%)
20K12.43 mi3.11 mi25603-3010562-2210562-2225761(Top 91%)10676(Top 87%)10676(Top 195%)
Half13.11 mi0.68 mi25643-4010586-2410586-2426113(Top 92%)10895(Top 89%)10895(Top 199%)
25K15.53 mi2.42 mi26141-49810866-28010866-28027405(Top 96%)11656(Top 95%)11656(Top 213%)
30K18.64 mi3.11 mi26035+10610843+2310843+2325676(Top 90%)10774(Top 88%)10774(Top 197%)
20M20.00 mi1.36 mi25985+5010829+1410829+1425232(Top 89%)10601(Top 87%)10601(Top 194%)
21M21.00 mi1.00 mi26003-1810849-2010849-2025998(Top 92%)11045(Top 90%)11045(Top 202%)
35K21.75 mi0.75 mi26040-3710878-2910878-2926544(Top 93%)11358(Top 93%)11358(Top 208%)
23M23.00 mi1.25 mi26214-17410988-11010988-11027751(Top 98%)11978(Top 98%)11978(Top 219%)
24M24.00 mi1.00 mi26225-1111010-2211010-2226355(Top 93%)11298(Top 92%)11298(Top 207%)
40K24.85 mi0.85 mi26197+2810999+1110999+1124955(Top 88%)10654(Top 87%)10654(Top 195%)
25.2M25.20 mi0.35 mi26167+3010984+1510984+1521740(Top 77%)9046(Top 74%)9046(Top 165%)
Finish26.22 mi1.02 mi26121+4610956+2810956+2823088(Top 81%)9713(Top 79%)9713(Top 178%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 89%
×21story building
+97ft-345ft

Overall

25157

Females

10313

F18-39

10313

5K→10K

3.1 - 6.2 mi

Top 90%
×5story building
+79ft-138ft

Overall

25552

Females

10556

F18-39

10556

10K→15K

6.2 - 9.3 mi

Top 89%
×3story building
+67ft-78ft

Overall

25157

Females

10313

F18-39

10313

15K→20K

9.3 - 12.4 mi

Top 91%
×5story building
+106ft-86ft

Overall

25761

Females

10676

F18-39

10676

20K→Half

12.4 - 13.1 mi

Top 92%
×2story building
+19ft-37ft

Overall

26113

Females

10895

F18-39

10895

Half→25K

13.1 - 15.5 mi

Top 96%
×4story building
+66ft-88ft

Overall

27405

Females

11656

F18-39

11656

25K→30K

15.5 - 18.6 mi

Top 90%
×9story building
+181ft-148ft

Overall

25676

Females

10774

F18-39

10774

30K→20M

18.6 - 20.0 mi

Top 89%
×5story building
+64ft-50ft

Overall

25232

Females

10601

F18-39

10601

20M→21M

20.0 - 21.0 mi

Top 92%
×8story building
+106ft-24ft

Overall

25998

Females

11045

F18-39

11045

21M→35K

21.0 - 21.8 mi

Top 93%
×7story building
+17ft-86ft

Overall

26544

Females

11358

F18-39

11358

35K→23M

21.8 - 23.0 mi

Top 98%
×5story building
+23ft-63ft

Overall

27751

Females

11978

F18-39

11978

23M→24M

23.0 - 24.0 mi

Top 93%
×6story building
+12ft-82ft

Overall

26355

Females

11298

F18-39

11298

24M→40K

24.0 - 24.9 mi

Top 88%
×1story
+6ft-20ft

Overall

24955

Females

10654

F18-39

10654

40K→25.2M

24.9 - 25.2 mi

Top 77%
×1story
+13ft-16ft

Overall

21740

Females

9046

F18-39

9046

25.2M→Finish

25.2 - 26.2 mi

Top 81%
×2story building
+22ft-21ft

Overall

23088

Females

9713

F18-39

9713

Passing Analysis

Category:
Athletes Passed
1121
Passed By
1261
Net Change
-140
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#25981
5K → 10K32583+242#25981#25739
10K → 15K21751+166#25739#25573
15K → 20K110140-30#25573#25603
20K → Half1151-40#25603#25643
Half → 25K8506-498#25643#26141
25K → 30K16256+106#26141#26035
30K → 20M8131+50#26035#25985
20M → 21M3553-18#25985#26003
21M → 35K1855-37#26003#26040
35K → 23M6180-174#26040#26214
23M → 24M2435-11#26214#26225
24M → 40K3911+28#26225#26197
40K → 25.2M300+30#26197#26167
25.2M → Finish559+46#26167#26121
TOTALS11211261-140
📊

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