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BOSTON MARATHON 2025

Stephanie Johnson

Bib: 14101•F

ID

Boston Marathon logo
0:00
0:00
/ mi
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Overall
#0 / 28404
Top 44%
Gender (Female)
#0 / 12228
Top 29%
Age Group (F18-39)
#0 / 5469
Top 48%
Race Day Weather
50°/40°F
broken clouds

Race Timeline and Course Information

Your journey through the course with elevation, pacing, and checkpoint details

⏱️ Race Timeline

Watch your race unfold from start to finish

Start
0:00:00
Race begins
5K· 3.11 mi
24:41
Rank: #16144
Start → 5K
24:41 | 7:57/mi
10K· 6.21 mi
49:32
Rank: #16274 (-130)
5K → 10K
24:51 | 8:00/mi
15K· 9.32 mi
1:14:14
Rank: #16048 (+226)
10K → 15K
24:42 | 7:57/mi
20K· 12.43 mi
1:38:53
Rank: #15611 (+437)
15K → 20K
24:39 | 7:56/mi
Half· 13.11 mi
1:44:09
Rank: #15489 (+122)
20K → Half
5:16 | 7:43/mi
25K· 15.53 mi
2:03:01
Rank: #14895 (+594)
Half → 25K
18:52 | 7:47/mi
30K· 18.64 mi
2:27:31
Rank: #13993 (+902)
25K → 30K
24:30 | 7:53/mi
20M
2:38:25
Rank: #13683 (+310)
30K → 20M
10:54 | 8:01/mi
21M
2:46:54
Rank: #13472 (+211)
20M → 21M
8:29 | 8:29/mi
35K· 21.75 mi
2:52:45
Rank: #13358 (+114)
21M → 35K
5:51 | 7:49/mi
23M
3:02:43
Rank: #13101 (+257)
35K → 23M
9:58 | 7:58/mi
24M
3:10:34
Rank: #12970 (+131)
23M → 24M
7:51 | 7:51/mi
40K· 24.85 mi
3:17:21
Rank: #12821 (+149)
24M → 40K
6:47 | 7:56/mi
25.2M
3:20:24
Rank: #12772 (+49)
40K → 25.2M
3:03 | 8:51/mi
Finish· 26.22 mi
3:28:09
Rank: #12634 (+138)
25.2M → Finish
7:45 | 7:36/mi
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Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st Half⚖️ Balanced
via Half
Distance13.11 mi
Time1:44:09
Pace7:57 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:44:00
Pace7:56 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:55:4124:417:5724:41
7:57
-
10K
6.21 mi11:20:3249:327:5824:51
8:00
+0:03
15K
9.32 mi11:45:141:14:147:5824:42
7:57
-0:03
20K
12.43 mi12:09:531:38:537:5724:39
7:56
-0:01
Half
13.11 mi12:15:091:44:097:575:16
7:43
-0:13
25K
15.53 mi12:34:012:03:017:5518:52
7:47
+0:04
30K
18.64 mi12:58:312:27:317:5524:30
7:53
+0:06
20M
20.00 mi13:09:252:38:257:5510:54
8:01
+0:08
21M
21.00 mi13:17:542:46:547:578:29
8:29
+0:28
35K
21.75 mi13:23:452:52:457:575:51
7:49
-0:40
23M
23.00 mi13:33:433:02:437:579:58
7:58
+0:09
24M
24.00 mi13:41:343:10:347:567:51
7:51
-0:07
40K
24.85 mi13:48:213:17:217:566:47
7:56
+0:05
25.2M
25.20 mi13:51:243:20:247:573:03
8:51
+0:55
Finish
26.22 mi13:59:093:28:097:577:45
7:36
-1:15

Checkpoint Splits Visualizations

Explore your race data through different visual perspectives. Scroll to discover each visualization.

📈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

7:36 /mi

Average Pace

7:57 /mi

Slowest Pace

8:51 /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

3:16:37

94% of race

Time at Steady Pace

11:32

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:56 /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
5K
3.11 mi10:55:4124:417:5724:41
7:57
#16144
10K
6.21 mi11:20:3249:327:5824:51
8:00
#16274
15K
9.32 mi11:45:141:14:147:5824:42
7:57
#16048
20K
12.43 mi12:09:531:38:537:5724:39
7:56
#15611
Half
13.11 mi12:15:091:44:097:575:16
7:43
#15489
25K
15.53 mi12:34:012:03:017:5518:52
7:47
#14895
30K
18.64 mi12:58:312:27:317:5524:30
7:53
#13993
20M
20.00 mi13:09:252:38:257:5510:54
8:01
#13683
21M
21.00 mi13:17:542:46:547:578:29
8:29
#13472
35K
21.75 mi13:23:452:52:457:575:51
7:49
#13358
23M
23.00 mi13:33:433:02:437:579:58
7:58
#13101
24M
24.00 mi13:41:343:10:347:567:51
7:51
#12970
40K
24.85 mi13:48:213:17:217:566:47
7:56
#12821
25.2M
25.20 mi13:51:243:20:247:573:03
8:51
#12772
Finish
26.22 mi13:59:093:28:097:577:45
7:36
#12634
Faster pace
Steady pace
Slower pace

Rankings

Your position at each checkpoint and how you ranked in each segment

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi161445222522215660(Top 55%)4939(Top 40%)4939(Top 90%)
10K6.21 mi3.10 mi16274-1305308-865308-8616471(Top 58%)5401(Top 44%)5401(Top 99%)
15K9.32 mi3.11 mi16048+2265168+1405168+14015660(Top 55%)4939(Top 40%)4939(Top 90%)
20K12.43 mi3.11 mi15611+4374932+2364932+23614403(Top 51%)4314(Top 35%)4314(Top 79%)
Half13.11 mi0.68 mi15489+1224855+774855+7713609(Top 48%)3831(Top 31%)3831(Top 70%)
25K15.53 mi2.42 mi14895+5944565+2904565+29012210(Top 43%)3231(Top 26%)3231(Top 59%)
30K18.64 mi3.11 mi13993+9024102+4634102+46310549(Top 37%)2567(Top 21%)2567(Top 47%)
20M20.00 mi1.36 mi13683+3103958+1443958+14410618(Top 37%)2756(Top 23%)2756(Top 50%)
21M21.00 mi1.00 mi13472+2113876+823876+8210386(Top 37%)2816(Top 23%)2816(Top 51%)
35K21.75 mi0.75 mi13358+1143832+443832+4411029(Top 39%)3127(Top 26%)3127(Top 57%)
23M23.00 mi1.25 mi13101+2573726+1063726+1069788(Top 34%)2644(Top 22%)2644(Top 48%)
24M24.00 mi1.00 mi12970+1313688+383688+3810235(Top 36%)2930(Top 24%)2930(Top 54%)
40K24.85 mi0.85 mi12821+1493631+573631+579756(Top 34%)2815(Top 23%)2815(Top 51%)
25.2M25.20 mi0.35 mi12772+493616+153616+1510994(Top 39%)3488(Top 29%)3488(Top 64%)
Finish26.22 mi1.02 mi12634+1383570+463570+4610021(Top 35%)3003(Top 25%)3003(Top 55%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 55%
×21stories
+97ft-345ft

Overall

15660

Females

4939

F18-39

4939

5K→10K

3.1 - 6.2 mi

Top 58%
×5stories
+79ft-138ft

Overall

16471

Females

5401

F18-39

5401

10K→15K

6.2 - 9.3 mi

Top 55%
×3stories
+67ft-78ft

Overall

15660

Females

4939

F18-39

4939

15K→20K

9.3 - 12.4 mi

Top 51%
×5stories
+106ft-86ft

Overall

14403

Females

4314

F18-39

4314

20K→Half

12.4 - 13.1 mi

Top 48%
×2stories
+19ft-37ft

Overall

13609

Females

3831

F18-39

3831

Half→25K

13.1 - 15.5 mi

Top 43%
×4stories
+66ft-88ft

Overall

12210

Females

3231

F18-39

3231

25K→30K

15.5 - 18.6 mi

Top 37%
×9stories
+181ft-148ft

Overall

10549

Females

2567

F18-39

2567

30K→20M

18.6 - 20.0 mi

Top 37%
×5stories
+64ft-50ft

Overall

10618

Females

2756

F18-39

2756

20M→21M

20.0 - 21.0 mi

Top 37%
×8stories
+106ft-24ft

Overall

10386

Females

2816

F18-39

2816

21M→35K

21.0 - 21.8 mi

Top 39%
×7stories
+17ft-86ft

Overall

11029

Females

3127

F18-39

3127

35K→23M

21.8 - 23.0 mi

Top 34%
×5stories
+23ft-63ft

Overall

9788

Females

2644

F18-39

2644

23M→24M

23.0 - 24.0 mi

Top 36%
×6stories
+12ft-82ft

Overall

10235

Females

2930

F18-39

2930

24M→40K

24.0 - 24.9 mi

Top 34%
×1story
+6ft-20ft

Overall

9756

Females

2815

F18-39

2815

40K→25.2M

24.9 - 25.2 mi

Top 39%
×1story
+13ft-16ft

Overall

10994

Females

3488

F18-39

3488

25.2M→Finish

25.2 - 26.2 mi

Top 35%
×2stories
+22ft-21ft

Overall

10021

Females

3003

F18-39

3003

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
4140
Passed By
630
Net Change
+3510
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#16144
5K → 10K242372-130#16144#16274
10K → 15K337111+226#16274#16048
15K → 20K47033+437#16048#15611
20K → Half1286+122#15611#15489
Half → 25K5962+594#15489#14895
25K → 30K9064+902#14895#13993
30K → 20M3166+310#13993#13683
20M → 21M22312+211#13683#13472
21M → 35K13016+114#13472#13358
35K → 23M2669+257#13358#13101
23M → 24M14817+131#13101#12970
24M → 40K1578+149#12970#12821
40K → 25.2M6314+49#12821#12772
25.2M → Finish15820+138#12772#12634
TOTALS4140630+3510
📊

Passing Analysis Visualizations

Explore your passing analysis through 5 different visualizations. Scroll to discover each one.

Time:
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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Activity Data

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing