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BOSTON MARATHON 2025

Carmen Fahlen

Bib: 14124•F

CA

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 29%
Gender (Female)
#0 / 12228
Top 12%
Division (F18-39)
#0 / 5469
Top 22%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:00
Rank: #11359
Start → 5K
23:00 | 7:24/mi
10K· 6.21 mi
45:20
Rank: #10309 (+1050)
5K → 10K
22:20 | 7:11/mi
15K· 9.32 mi
1:07:24
Rank: #9602 (+707)
10K → 15K
22:04 | 7:06/mi
20K· 12.43 mi
1:29:42
Rank: #9147 (+455)
15K → 20K
22:18 | 7:11/mi
Half· 13.11 mi
1:34:32
Rank: #9093 (+54)
20K → Half
4:50 | 7:05/mi
25K· 15.53 mi
1:52:00
Rank: #8759 (+334)
Half → 25K
17:28 | 7:12/mi
30K· 18.64 mi
2:15:18
Rank: #8502 (+257)
25K → 30K
23:18 | 7:30/mi
20M
2:25:43
Rank: #8424 (+78)
30K → 20M
10:25 | 7:40/mi
21M
2:33:49
Rank: #8340 (+84)
20M → 21M
8:06 | 8:06/mi
35K· 21.75 mi
2:39:20
Rank: #8278 (+62)
21M → 35K
5:31 | 7:22/mi
23M
2:49:06
Rank: #8247 (+31)
35K → 23M
9:46 | 7:48/mi
24M
2:56:46
Rank: #8224 (+23)
23M → 24M
7:40 | 7:40/mi
40K· 24.85 mi
3:03:26
Rank: #8213 (+11)
24M → 40K
6:40 | 7:48/mi
25.2M
3:06:22
Rank: #8211 (+2)
40K → 25.2M
2:56 | 8:30/mi
Finish· 26.22 mi
3:14:16
Rank: #8316 (-105)
25.2M → Finish
7:54 | 7:45/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:34:32
Pace7:13 /mi
2nd Half
Distance13.11 mi
Time1:39:44
Pace7:36 /mi
📊Positive Split: 5.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:53:0923:007:2423:00
7:24
-
10K
6.21 mi11:15:2945:207:1822:20
7:11
-0:13
15K
9.32 mi11:37:331:07:247:1422:04
7:06
-0:05
20K
12.43 mi11:59:511:29:427:1322:18
7:11
+0:05
Half
13.11 mi12:04:411:34:327:134:50
7:05
-0:06
25K
15.53 mi12:22:091:52:007:1317:28
7:12
+0:07
30K
18.64 mi12:45:272:15:187:1523:18
7:30
+0:18
20M
20.00 mi12:55:522:25:437:1710:25
7:40
+0:10
21M
21.00 mi13:03:582:33:497:198:06
8:06
+0:26
35K
21.75 mi13:09:292:39:207:205:31
7:22
-0:44
23M
23.00 mi13:19:152:49:067:219:46
7:48
+0:26
24M
24.00 mi13:26:552:56:467:227:40
7:40
-0:08
40K
24.85 mi13:33:353:03:267:236:40
7:48
+0:08
25.2M
25.20 mi13:36:313:06:227:242:56
8:30
+0:42
Finish
26.22 mi13:44:253:14:167:257:54
7:45
-0:45

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

7:05 /mi

Average Pace

7:25 /mi

Slowest Pace

8:30 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:46:48

86% of race

Time at Steady Pace

24:32

13% of race

Time at Slower Pace

2:56

2% of race

Average Pace: 7:25 /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 mi10:53:0923:007:2423:00
7:24
#11359
10K
6.21 mi11:15:2945:207:1822:20
7:11
#10309
15K
9.32 mi11:37:331:07:247:1422:04
7:06
#9602
20K
12.43 mi11:59:511:29:427:1322:18
7:11
#9147
Half
13.11 mi12:04:411:34:327:134:50
7:05
#9093
25K
15.53 mi12:22:091:52:007:1317:28
7:12
#8759
30K
18.64 mi12:45:272:15:187:1523:18
7:30
#8502
20M
20.00 mi12:55:522:25:437:1710:25
7:40
#8424
21M
21.00 mi13:03:582:33:497:198:06
8:06
#8340
35K
21.75 mi13:09:292:39:207:205:31
7:22
#8278
23M
23.00 mi13:19:152:49:067:219:46
7:48
#8247
24M
24.00 mi13:26:552:56:467:227:40
7:40
#8224
40K
24.85 mi13:33:353:03:267:236:40
7:48
#8213
25.2M
25.20 mi13:36:313:06:227:242:56
8:30
#8211
Finish
26.22 mi13:44:253:14:167:257:54
7:45
#8316
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi11359246124618367(Top 29%)1187(Top 10%)1187(Top 22%)
10K6.21 mi3.10 mi10309+10501957+5041957+5049402(Top 33%)1555(Top 13%)1555(Top 28%)
15K9.32 mi3.11 mi9602+7071653+3041653+3048367(Top 29%)1187(Top 10%)1187(Top 22%)
20K12.43 mi3.11 mi9147+4551477+1761477+1768039(Top 28%)1121(Top 9%)1121(Top 20%)
Half13.11 mi0.68 mi9093+541454+231454+238252(Top 29%)1190(Top 10%)1190(Top 22%)
25K15.53 mi2.42 mi8759+3341344+1101344+1107666(Top 27%)1095(Top 9%)1095(Top 20%)
30K18.64 mi3.11 mi8502+2571298+461298+467748(Top 27%)1293(Top 11%)1293(Top 24%)
20M20.00 mi1.36 mi8424+781303-51303-58148(Top 29%)1594(Top 13%)1594(Top 29%)
21M21.00 mi1.00 mi8340+841302+11302+17980(Top 28%)1719(Top 14%)1719(Top 31%)
35K21.75 mi0.75 mi8278+621299+31299+37758(Top 27%)1581(Top 13%)1581(Top 29%)
23M23.00 mi1.25 mi8247+311328-291328-298601(Top 30%)2079(Top 17%)2079(Top 38%)
24M24.00 mi1.00 mi8224+231360-321360-328916(Top 31%)2279(Top 19%)2279(Top 42%)
40K24.85 mi0.85 mi8213+111385-251385-258758(Top 31%)2328(Top 19%)2328(Top 43%)
25.2M25.20 mi0.35 mi8211+21400-151400-158851(Top 31%)2435(Top 20%)2435(Top 45%)
Finish26.22 mi1.02 mi8316-1051478-781478-7811100(Top 39%)3498(Top 29%)3498(Top 64%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 29%
×21stories
+97ft-345ft

Overall

8367

Females

1187

F18-39

1187

5K→10K

3.1 - 6.2 mi

Top 33%
×5stories
+79ft-138ft

Overall

9402

Females

1555

F18-39

1555

10K→15K

6.2 - 9.3 mi

Top 29%
×3stories
+67ft-78ft

Overall

8367

Females

1187

F18-39

1187

15K→20K

9.3 - 12.4 mi

Top 28%
×5stories
+106ft-86ft

Overall

8039

Females

1121

F18-39

1121

20K→Half

12.4 - 13.1 mi

Top 29%
×2stories
+19ft-37ft

Overall

8252

Females

1190

F18-39

1190

Half→25K

13.1 - 15.5 mi

Top 27%
×4stories
+66ft-88ft

Overall

7666

Females

1095

F18-39

1095

25K→30K

15.5 - 18.6 mi

Top 27%
×9stories
+181ft-148ft

Overall

7748

Females

1293

F18-39

1293

30K→20M

18.6 - 20.0 mi

Top 29%
×5stories
+64ft-50ft

Overall

8148

Females

1594

F18-39

1594

20M→21M

20.0 - 21.0 mi

Top 28%
×8stories
+106ft-24ft

Overall

7980

Females

1719

F18-39

1719

21M→35K

21.0 - 21.8 mi

Top 27%
×7stories
+17ft-86ft

Overall

7758

Females

1581

F18-39

1581

35K→23M

21.8 - 23.0 mi

Top 30%
×5stories
+23ft-63ft

Overall

8601

Females

2079

F18-39

2079

23M→24M

23.0 - 24.0 mi

Top 31%
×6stories
+12ft-82ft

Overall

8916

Females

2279

F18-39

2279

24M→40K

24.0 - 24.9 mi

Top 31%
×1story
+6ft-20ft

Overall

8758

Females

2328

F18-39

2328

40K→25.2M

24.9 - 25.2 mi

Top 31%
×1story
+13ft-16ft

Overall

8851

Females

2435

F18-39

2435

25.2M→Finish

25.2 - 26.2 mi

Top 39%
×2stories
+22ft-21ft

Overall

11100

Females

3498

F18-39

3498

Passing Analysis

Category:
Athletes Passed
3724*
Passed By
681
Net Change
+3043
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#11359
5K → 10K107424+1050#11359#10309
10K → 15K714*7+707#10309#9602
15K → 20K46712+455#9602#9147
20K → Half6511+54#9147#9093
Half → 25K35016+334#9093#8759
25K → 30K34184+257#8759#8502
30K → 20M13355+78#8502#8424
20M → 21M13450+84#8424#8340
21M → 35K9028+62#8340#8278
35K → 23M12190+31#8278#8247
23M → 24M9370+23#8247#8224
24M → 40K6756+11#8224#8213
40K → 25.2M3028+2#8213#8211
25.2M → Finish45150-105#8211#8316
TOTALS3724*681+3043

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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