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BOSTON MARATHON 2025

Amanda Stephens

Bib: 18795•F

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Overall
#0 / 28404
Top 37%
Gender (Female)
#0 / 12228
Top 20%
Division (F18-39)
#0 / 5469
Top 36%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
24:04
Rank: #14344
Start → 5K
24:04 | 7:45/mi
10K· 6.21 mi
47:27
Rank: #13364 (+980)
5K → 10K
23:23 | 7:32/mi
15K· 9.32 mi
1:10:53
Rank: #12915 (+449)
10K → 15K
23:26 | 7:33/mi
20K· 12.43 mi
1:34:09
Rank: #12291 (+624)
15K → 20K
23:16 | 7:29/mi
Half· 13.11 mi
1:39:15
Rank: #12257 (+34)
20K → Half
5:06 | 7:29/mi
25K· 15.53 mi
1:57:28
Rank: #11858 (+399)
Half → 25K
18:13 | 7:31/mi
30K· 18.64 mi
2:21:19
Rank: #11288 (+570)
25K → 30K
23:51 | 7:41/mi
20M
2:31:48
Rank: #11002 (+286)
30K → 20M
10:29 | 7:43/mi
21M
2:40:02
Rank: #10845 (+157)
20M → 21M
8:14 | 8:14/mi
35K· 21.75 mi
2:45:39
Rank: #10745 (+100)
21M → 35K
5:37 | 7:30/mi
23M
2:55:36
Rank: #10631 (+114)
35K → 23M
9:57 | 7:57/mi
24M
3:03:29
Rank: #10586 (+45)
23M → 24M
7:53 | 7:53/mi
40K· 24.85 mi
3:10:27
Rank: #10577 (+9)
24M → 40K
6:58 | 8:09/mi
25.2M
3:13:29
Rank: #10555 (+22)
40K → 25.2M
3:02 | 8:48/mi
Finish· 26.22 mi
3:21:23
Rank: #10558 (-3)
25.2M → Finish
7:54 | 7:45/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:39:15
Pace7:34 /mi
2nd Half
Distance13.11 mi
Time1:42:08
Pace7:47 /mi
📊Positive Split: 2.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:15:0624:047:4524:04
7:45
-
10K
6.21 mi11:38:2947:277:3823:23
7:32
-0:13
15K
9.32 mi12:01:551:10:537:3623:26
7:33
+0:01
20K
12.43 mi12:25:111:34:097:3523:16
7:29
-0:04
Half
13.11 mi12:30:171:39:157:345:06
7:29
0:00
25K
15.53 mi12:48:301:57:287:3418:13
7:31
+0:02
30K
18.64 mi13:12:212:21:197:3523:51
7:41
+0:10
20M
20.00 mi13:22:502:31:487:3510:29
7:43
+0:02
21M
21.00 mi13:31:042:40:027:378:14
8:14
+0:31
35K
21.75 mi13:36:412:45:397:375:37
7:30
-0:44
23M
23.00 mi13:46:382:55:367:389:57
7:57
+0:27
24M
24.00 mi13:54:313:03:297:397:53
7:53
-0:04
40K
24.85 mi14:01:293:10:277:406:58
8:09
+0:16
25.2M
25.20 mi14:04:313:13:297:413:02
8:48
+0:39
Finish
26.22 mi14:12:253:21:237:417:54
7:45
-1:03

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

7:29 /mi

Average Pace

7:41 /mi

Slowest Pace

8:48 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:10:07

94% of race

Time at Steady Pace

11:16

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:41 /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 mi11:15:0624:047:4524:04
7:45
#14344
10K
6.21 mi11:38:2947:277:3823:23
7:32
#13364
15K
9.32 mi12:01:551:10:537:3623:26
7:33
#12915
20K
12.43 mi12:25:111:34:097:3523:16
7:29
#12291
Half
13.11 mi12:30:171:39:157:345:06
7:29
#12257
25K
15.53 mi12:48:301:57:287:3418:13
7:31
#11858
30K
18.64 mi13:12:212:21:197:3523:51
7:41
#11288
20M
20.00 mi13:22:502:31:487:3510:29
7:43
#11002
21M
21.00 mi13:31:042:40:027:378:14
8:14
#10845
35K
21.75 mi13:36:412:45:397:375:37
7:30
#10745
23M
23.00 mi13:46:382:55:367:389:57
7:57
#10631
24M
24.00 mi13:54:313:03:297:397:53
7:53
#10586
40K
24.85 mi14:01:293:10:277:406:58
8:09
#10577
25.2M
25.20 mi14:04:313:13:297:413:02
8:48
#10555
Finish
26.22 mi14:12:253:21:237:417:54
7:45
#10558
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi143444119411912139(Top 43%)2981(Top 24%)2981(Top 55%)
10K6.21 mi3.10 mi13364+9803565+5543565+55412350(Top 43%)3002(Top 25%)3002(Top 55%)
15K9.32 mi3.11 mi12915+4493336+2293336+22912139(Top 43%)2981(Top 24%)2981(Top 55%)
20K12.43 mi3.11 mi12291+6243024+3123024+31210685(Top 38%)2308(Top 19%)2308(Top 42%)
Half13.11 mi0.68 mi12257+343016+83016+811540(Top 41%)2699(Top 22%)2699(Top 49%)
25K15.53 mi2.42 mi11858+3992848+1682848+16810099(Top 36%)2141(Top 18%)2141(Top 39%)
30K18.64 mi3.11 mi11288+5702617+2312617+2319052(Top 32%)1865(Top 15%)1865(Top 34%)
20M20.00 mi1.36 mi11002+2862514+1032514+1038486(Top 30%)1755(Top 14%)1755(Top 32%)
21M21.00 mi1.00 mi10845+1572471+432471+438817(Top 31%)2083(Top 17%)2083(Top 38%)
35K21.75 mi0.75 mi10745+1002435+362435+368738(Top 31%)2017(Top 16%)2017(Top 37%)
23M23.00 mi1.25 mi10631+1142416+192416+199655(Top 34%)2574(Top 21%)2574(Top 47%)
24M24.00 mi1.00 mi10586+452434-182434-1810455(Top 37%)3021(Top 25%)3021(Top 55%)
40K24.85 mi0.85 mi10577+92455-212455-2111229(Top 40%)3513(Top 29%)3513(Top 64%)
25.2M25.20 mi0.35 mi10555+222459-42459-410647(Top 37%)3303(Top 27%)3303(Top 60%)
Finish26.22 mi1.02 mi10558-32502-432502-4311107(Top 39%)3505(Top 29%)3505(Top 64%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 43%
×21stories
+97ft-345ft

Overall

12139

Females

2981

F18-39

2981

5K→10K

3.1 - 6.2 mi

Top 43%
×5stories
+79ft-138ft

Overall

12350

Females

3002

F18-39

3002

10K→15K

6.2 - 9.3 mi

Top 43%
×3stories
+67ft-78ft

Overall

12139

Females

2981

F18-39

2981

15K→20K

9.3 - 12.4 mi

Top 38%
×5stories
+106ft-86ft

Overall

10685

Females

2308

F18-39

2308

20K→Half

12.4 - 13.1 mi

Top 41%
×2stories
+19ft-37ft

Overall

11540

Females

2699

F18-39

2699

Half→25K

13.1 - 15.5 mi

Top 36%
×4stories
+66ft-88ft

Overall

10099

Females

2141

F18-39

2141

25K→30K

15.5 - 18.6 mi

Top 32%
×9stories
+181ft-148ft

Overall

9052

Females

1865

F18-39

1865

30K→20M

18.6 - 20.0 mi

Top 30%
×5stories
+64ft-50ft

Overall

8486

Females

1755

F18-39

1755

20M→21M

20.0 - 21.0 mi

Top 31%
×8stories
+106ft-24ft

Overall

8817

Females

2083

F18-39

2083

21M→35K

21.0 - 21.8 mi

Top 31%
×7stories
+17ft-86ft

Overall

8738

Females

2017

F18-39

2017

35K→23M

21.8 - 23.0 mi

Top 34%
×5stories
+23ft-63ft

Overall

9655

Females

2574

F18-39

2574

23M→24M

23.0 - 24.0 mi

Top 37%
×6stories
+12ft-82ft

Overall

10455

Females

3021

F18-39

3021

24M→40K

24.0 - 24.9 mi

Top 40%
×1story
+6ft-20ft

Overall

11229

Females

3513

F18-39

3513

40K→25.2M

24.9 - 25.2 mi

Top 37%
×1story
+13ft-16ft

Overall

10647

Females

3303

F18-39

3303

25.2M→Finish

25.2 - 26.2 mi

Top 39%
×2stories
+22ft-21ft

Overall

11107

Females

3505

F18-39

3505

Passing Analysis

Category:
Athletes Passed
4242
Passed By
456
Net Change
+3786
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#14344
5K → 10K101939+980#14344#13364
10K → 15K50253+449#13364#12915
15K → 20K6306+624#12915#12291
20K → Half4713+34#12291#12257
Half → 25K41415+399#12257#11858
25K → 30K59222+570#11858#11288
30K → 20M2959+286#11288#11002
20M → 21M18124+157#11002#10845
21M → 35K11212+100#10845#10745
35K → 23M15743+114#10745#10631
23M → 24M9853+45#10631#10586
24M → 40K6960+9#10586#10577
40K → 25.2M5129+22#10577#10555
25.2M → Finish7578-3#10555#10558
TOTALS4242456+3786
📊

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

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing