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BOSTON MARATHON 2025

Alexandra Herrmann

Bib: 22657•F

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Masters (Masters Women)
#0 / 6759
Top 41%
Division (F50-54)
#0 / 1303
Top 35%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
26:27
Rank: #19957
Start → 5K
26:27 | 8:31/mi
10K· 6.21 mi
53:18
Rank: #20288 (-331)
5K → 10K
26:51 | 8:39/mi
15K· 9.32 mi
1:19:41
Rank: #19978 (+310)
10K → 15K
26:23 | 8:30/mi
20K· 12.43 mi
1:46:14
Rank: #19573 (+405)
15K → 20K
26:33 | 8:33/mi
Half· 13.11 mi
1:52:01
Rank: #19556 (+17)
20K → Half
5:47 | 8:29/mi
25K· 15.53 mi
2:13:08
Rank: #19332 (+224)
Half → 25K
21:07 | 8:43/mi
30K· 18.64 mi
2:40:25
Rank: #18794 (+538)
25K → 30K
27:17 | 8:47/mi
20M
2:52:17
Rank: #18516 (+278)
30K → 20M
11:52 | 8:44/mi
21M
3:01:25
Rank: #18244 (+272)
20M → 21M
9:08 | 9:08/mi
35K· 21.75 mi
3:07:54
Rank: #18173 (+71)
21M → 35K
6:29 | 8:40/mi
23M
3:18:49
Rank: #17946 (+227)
35K → 23M
10:55 | 8:43/mi
24M
3:27:29
Rank: #17799 (+147)
23M → 24M
8:40 | 8:40/mi
40K· 24.85 mi
3:34:56
Rank: #17690 (+109)
24M → 40K
7:27 | 8:43/mi
25.2M
3:38:08
Rank: #17608 (+82)
40K → 25.2M
3:12 | 9:17/mi
Finish· 26.22 mi
3:46:29
Rank: #17486 (+122)
25.2M → Finish
8:21 | 8:12/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:52:01
Pace8:33 /mi
2nd Half
Distance13.11 mi
Time1:54:28
Pace8:44 /mi
📊Positive Split: 2.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:25:3126:278:3126:27
8:31
-
10K
6.21 mi11:52:2253:188:3526:51
8:39
+0:08
15K
9.32 mi12:18:451:19:418:3326:23
8:30
-0:09
20K
12.43 mi12:45:181:46:148:3326:33
8:33
+0:03
Half
13.11 mi12:51:051:52:018:335:47
8:29
-0:04
25K
15.53 mi13:12:122:13:088:3421:07
8:43
+0:14
30K
18.64 mi13:39:292:40:258:3627:17
8:47
+0:04
20M
20.00 mi13:51:212:52:178:3711:52
8:44
-0:03
21M
21.00 mi14:00:293:01:258:389:08
9:08
+0:24
35K
21.75 mi14:06:583:07:548:386:29
8:40
-0:28
23M
23.00 mi14:17:533:18:498:3910:55
8:43
+0:03
24M
24.00 mi14:26:333:27:298:398:40
8:40
-0:03
40K
24.85 mi14:34:003:34:568:397:27
8:43
+0:03
25.2M
25.20 mi14:37:123:38:088:393:12
9:17
+0:34
Finish
26.22 mi14:45:333:46:298:398:21
8:12
-1:05

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

8:12 /mi

Average Pace

8:39 /mi

Slowest Pace

9:17 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:34:09

95% of race

Time at Steady Pace

12:20

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:38 /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 mi11:25:3126:278:3126:27
8:31
#19957
10K
6.21 mi11:52:2253:188:3526:51
8:39
#20288
15K
9.32 mi12:18:451:19:418:3326:23
8:30
#19978
20K
12.43 mi12:45:181:46:148:3326:33
8:33
#19573
Half
13.11 mi12:51:051:52:018:335:47
8:29
#19556
25K
15.53 mi13:12:122:13:088:3421:07
8:43
#19332
30K
18.64 mi13:39:292:40:258:3627:17
8:47
#18794
20M
20.00 mi13:51:212:52:178:3711:52
8:44
#18516
21M
21.00 mi14:00:293:01:258:389:08
9:08
#18244
35K
21.75 mi14:06:583:07:548:386:29
8:40
#18173
23M
23.00 mi14:17:533:18:498:3910:55
8:43
#17946
24M
24.00 mi14:26:333:27:298:398:40
8:40
#17799
40K
24.85 mi14:34:003:34:568:397:27
8:43
#17690
25.2M
25.20 mi14:37:123:38:088:393:12
9:17
#17608
Finish
26.22 mi14:45:333:46:298:398:21
8:12
#17486
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi199577473747319278(Top 68%)7049(Top 58%)7049(Top 541%)
10K6.21 mi3.10 mi20288-3317642-1697642-16920564(Top 72%)7777(Top 64%)7777(Top 597%)
15K9.32 mi3.11 mi19978+3107451+1917451+19119278(Top 68%)7049(Top 58%)7049(Top 541%)
20K12.43 mi3.11 mi19573+4057228+2237228+22318529(Top 65%)6643(Top 54%)6643(Top 510%)
Half13.11 mi0.68 mi19556+177223+57223+519071(Top 67%)6930(Top 57%)6930(Top 532%)
25K15.53 mi2.42 mi19332+2247108+1157108+11518454(Top 65%)6677(Top 55%)6677(Top 512%)
30K18.64 mi3.11 mi18794+5386821+2876821+28716499(Top 58%)5744(Top 47%)5744(Top 441%)
20M20.00 mi1.36 mi18516+2786699+1226699+12215300(Top 54%)5215(Top 43%)5215(Top 400%)
21M21.00 mi1.00 mi18244+2726577+1226577+12214305(Top 50%)4798(Top 39%)4798(Top 368%)
35K21.75 mi0.75 mi18173+716555+226555+2216519(Top 58%)6078(Top 50%)6078(Top 466%)
23M23.00 mi1.25 mi17946+2276467+886467+8814688(Top 52%)5174(Top 42%)5174(Top 397%)
24M24.00 mi1.00 mi17799+1476424+436424+4315570(Top 55%)5683(Top 46%)5683(Top 436%)
40K24.85 mi0.85 mi17690+1096384+406384+4014737(Top 52%)5391(Top 44%)5391(Top 414%)
25.2M25.20 mi0.35 mi17608+826349+356349+3513460(Top 47%)4769(Top 39%)4769(Top 366%)
Finish26.22 mi1.02 mi17486+1226306+436306+4314268(Top 50%)5092(Top 42%)5092(Top 391%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 68%
×21stories
+97ft-345ft

Overall

19278

Females

7049

F50-54

7049

5K→10K

3.1 - 6.2 mi

Top 72%
×5stories
+79ft-138ft

Overall

20564

Females

7777

F50-54

7777

10K→15K

6.2 - 9.3 mi

Top 68%
×3stories
+67ft-78ft

Overall

19278

Females

7049

F50-54

7049

15K→20K

9.3 - 12.4 mi

Top 65%
×5stories
+106ft-86ft

Overall

18529

Females

6643

F50-54

6643

20K→Half

12.4 - 13.1 mi

Top 67%
×2stories
+19ft-37ft

Overall

19071

Females

6930

F50-54

6930

Half→25K

13.1 - 15.5 mi

Top 65%
×4stories
+66ft-88ft

Overall

18454

Females

6677

F50-54

6677

25K→30K

15.5 - 18.6 mi

Top 58%
×9stories
+181ft-148ft

Overall

16499

Females

5744

F50-54

5744

30K→20M

18.6 - 20.0 mi

Top 54%
×5stories
+64ft-50ft

Overall

15300

Females

5215

F50-54

5215

20M→21M

20.0 - 21.0 mi

Top 50%
×8stories
+106ft-24ft

Overall

14305

Females

4798

F50-54

4798

21M→35K

21.0 - 21.8 mi

Top 58%
×7stories
+17ft-86ft

Overall

16519

Females

6078

F50-54

6078

35K→23M

21.8 - 23.0 mi

Top 52%
×5stories
+23ft-63ft

Overall

14688

Females

5174

F50-54

5174

23M→24M

23.0 - 24.0 mi

Top 55%
×6stories
+12ft-82ft

Overall

15570

Females

5683

F50-54

5683

24M→40K

24.0 - 24.9 mi

Top 52%
×1story
+6ft-20ft

Overall

14737

Females

5391

F50-54

5391

40K→25.2M

24.9 - 25.2 mi

Top 47%
×1story
+13ft-16ft

Overall

13460

Females

4769

F50-54

4769

25.2M→Finish

25.2 - 26.2 mi

Top 50%
×2stories
+22ft-21ft

Overall

14268

Females

5092

F50-54

5092

Passing Analysis

Category:
Athletes Passed
3239
Passed By
768
Net Change
+2471
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19957
5K → 10K144475-331#19957#20288
10K → 15K36353+310#20288#19978
15K → 20K43732+405#19978#19573
20K → Half4528+17#19573#19556
Half → 25K28359+224#19556#19332
25K → 30K56224+538#19332#18794
30K → 20M2857+278#18794#18516
20M → 21M2775+272#18516#18244
21M → 35K8817+71#18244#18173
35K → 23M24619+227#18173#17946
23M → 24M16114+147#17946#17799
24M → 40K12516+109#17799#17690
40K → 25.2M842+82#17690#17608
25.2M → Finish13917+122#17608#17486
TOTALS3239768+2471
📊

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