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BOSTON MARATHON 2025

Megan Heeder

Bib: 11971•F

PA

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
23:10
Rank: #11855
Start → 5K
23:10 | 7:27/mi
10K· 6.21 mi
46:19
Rank: #11730 (+125)
5K → 10K
23:09 | 7:27/mi
15K· 9.32 mi
1:09:23
Rank: #11483 (+247)
10K → 15K
23:04 | 7:25/mi
20K· 12.43 mi
1:32:14
Rank: #10953 (+530)
15K → 20K
22:51 | 7:21/mi
Half· 13.11 mi
1:37:13
Rank: #10887 (+66)
20K → Half
4:59 | 7:18/mi
25K· 15.53 mi
1:54:51
Rank: #10388 (+499)
Half → 25K
17:38 | 7:16/mi
30K· 18.64 mi
2:17:58
Rank: #9720 (+668)
25K → 30K
23:07 | 7:26/mi
20M
2:28:07
Rank: #9432 (+288)
30K → 20M
10:09 | 7:28/mi
21M
2:36:03
Rank: #9238 (+194)
20M → 21M
7:56 | 7:56/mi
35K· 21.75 mi
2:41:30
Rank: #9134 (+104)
21M → 35K
5:27 | 7:17/mi
23M
2:50:46
Rank: #8856 (+278)
35K → 23M
9:16 | 7:24/mi
24M
2:57:55
Rank: #8634 (+222)
23M → 24M
7:09 | 7:09/mi
40K· 24.85 mi
3:04:14
Rank: #8474 (+160)
24M → 40K
6:19 | 7:23/mi
25.2M
3:06:58
Rank: #8391 (+83)
40K → 25.2M
2:44 | 7:56/mi
Finish· 26.22 mi
3:14:12
Rank: #8291 (+100)
25.2M → Finish
7:14 | 7:06/mi

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:37:13
Pace7:25 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:36:59
Pace7:24 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:13:4223:107:2723:10
7:27
-
10K
6.21 mi11:36:5146:197:2723:09
7:27
0:00
15K
9.32 mi11:59:551:09:237:2723:04
7:25
-0:02
20K
12.43 mi12:22:461:32:147:2522:51
7:21
-0:04
Half
13.11 mi12:27:451:37:137:254:59
7:18
-0:03
25K
15.53 mi12:45:231:54:517:2417:38
7:16
-0:02
30K
18.64 mi13:08:302:17:587:2423:07
7:26
+0:10
20M
20.00 mi13:18:392:28:077:2410:09
7:28
+0:02
21M
21.00 mi13:26:352:36:037:267:56
7:56
+0:28
35K
21.75 mi13:32:022:41:307:265:27
7:17
-0:39
23M
23.00 mi13:41:182:50:467:259:16
7:24
+0:07
24M
24.00 mi13:48:272:57:557:257:09
7:09
-0:15
40K
24.85 mi13:54:463:04:147:256:19
7:23
+0:14
25.2M
25.20 mi13:57:303:06:587:252:44
7:56
+0:33
Finish
26.22 mi14:04:443:14:127:257:14
7:06
-0:50

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

7:06 /mi

Average Pace

7:25 /mi

Slowest Pace

7:56 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:03:32

95% of race

Time at Steady Pace

10:40

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:24 /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 mi11:13:4223:107:2723:10
7:27
#11855
10K
6.21 mi11:36:5146:197:2723:09
7:27
#11730
15K
9.32 mi11:59:551:09:237:2723:04
7:25
#11483
20K
12.43 mi12:22:461:32:147:2522:51
7:21
#10953
Half
13.11 mi12:27:451:37:137:254:59
7:18
#10887
25K
15.53 mi12:45:231:54:517:2417:38
7:16
#10388
30K
18.64 mi13:08:302:17:587:2423:07
7:26
#9720
20M
20.00 mi13:18:392:28:077:2410:09
7:28
#9432
21M
21.00 mi13:26:352:36:037:267:56
7:56
#9238
35K
21.75 mi13:32:022:41:307:265:27
7:17
#9134
23M
23.00 mi13:41:182:50:467:259:16
7:24
#8856
24M
24.00 mi13:48:272:57:557:257:09
7:09
#8634
40K
24.85 mi13:54:463:04:147:256:19
7:23
#8474
25.2M
25.20 mi13:57:303:06:587:252:44
7:56
#8391
Finish
26.22 mi14:04:443:14:127:257:14
7:06
#8291
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi118552710271011102(Top 39%)2416(Top 20%)2416(Top 44%)
10K6.21 mi3.10 mi11730+1252661+492661+4911648(Top 41%)2635(Top 22%)2635(Top 48%)
15K9.32 mi3.11 mi11483+2472573+882573+8811102(Top 39%)2416(Top 20%)2416(Top 44%)
20K12.43 mi3.11 mi10953+5302312+2612312+2619512(Top 33%)1739(Top 14%)1739(Top 32%)
Half13.11 mi0.68 mi10887+662285+272285+2710061(Top 35%)1967(Top 16%)1967(Top 36%)
25K15.53 mi2.42 mi10388+4992077+2082077+2088173(Top 29%)1289(Top 11%)1289(Top 24%)
30K18.64 mi3.11 mi9720+6681834+2431834+2437326(Top 26%)1141(Top 9%)1141(Top 21%)
20M20.00 mi1.36 mi9432+2881740+941740+946836(Top 24%)1097(Top 9%)1097(Top 20%)
21M21.00 mi1.00 mi9238+1941678+621678+627009(Top 25%)1307(Top 11%)1307(Top 24%)
35K21.75 mi0.75 mi9134+1041658+201658+207184(Top 25%)1361(Top 11%)1361(Top 25%)
23M23.00 mi1.25 mi8856+2781579+791579+796091(Top 21%)1063(Top 9%)1063(Top 19%)
24M24.00 mi1.00 mi8634+2221519+601519+605557(Top 20%)915(Top 7%)915(Top 17%)
40K24.85 mi0.85 mi8474+1601493+261493+266170(Top 22%)1210(Top 10%)1210(Top 22%)
25.2M25.20 mi0.35 mi8391+831478+151478+155661(Top 20%)1124(Top 9%)1124(Top 21%)
Finish26.22 mi1.02 mi8291+1001469+91469+96399(Top 23%)1400(Top 11%)1400(Top 26%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 39%
×21stories
+97ft-345ft

Overall

11102

Females

2416

F18-39

2416

5K→10K

3.1 - 6.2 mi

Top 41%
×5stories
+79ft-138ft

Overall

11648

Females

2635

F18-39

2635

10K→15K

6.2 - 9.3 mi

Top 39%
×3stories
+67ft-78ft

Overall

11102

Females

2416

F18-39

2416

15K→20K

9.3 - 12.4 mi

Top 33%
×5stories
+106ft-86ft

Overall

9512

Females

1739

F18-39

1739

20K→Half

12.4 - 13.1 mi

Top 35%
×2stories
+19ft-37ft

Overall

10061

Females

1967

F18-39

1967

Half→25K

13.1 - 15.5 mi

Top 29%
×4stories
+66ft-88ft

Overall

8173

Females

1289

F18-39

1289

25K→30K

15.5 - 18.6 mi

Top 26%
×9stories
+181ft-148ft

Overall

7326

Females

1141

F18-39

1141

30K→20M

18.6 - 20.0 mi

Top 24%
×5stories
+64ft-50ft

Overall

6836

Females

1097

F18-39

1097

20M→21M

20.0 - 21.0 mi

Top 25%
×8stories
+106ft-24ft

Overall

7009

Females

1307

F18-39

1307

21M→35K

21.0 - 21.8 mi

Top 25%
×7stories
+17ft-86ft

Overall

7184

Females

1361

F18-39

1361

35K→23M

21.8 - 23.0 mi

Top 21%
×5stories
+23ft-63ft

Overall

6091

Females

1063

F18-39

1063

23M→24M

23.0 - 24.0 mi

Top 20%
×6stories
+12ft-82ft

Overall

5557

Females

915

F18-39

915

24M→40K

24.0 - 24.9 mi

Top 22%
×1story
+6ft-20ft

Overall

6170

Females

1210

F18-39

1210

40K→25.2M

24.9 - 25.2 mi

Top 20%
×1story
+13ft-16ft

Overall

5661

Females

1124

F18-39

1124

25.2M→Finish

25.2 - 26.2 mi

Top 23%
×2stories
+22ft-21ft

Overall

6399

Females

1400

F18-39

1400

Passing Analysis

Category:
Athletes Passed
3945*
Passed By
381
Net Change
+3564
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#11855
5K → 10K327202+125#11855#11730
10K → 15K31669+247#11730#11483
15K → 20K54313+530#11483#10953
20K → Half7711+66#10953#10887
Half → 25K5023+499#10887#10388
25K → 30K675*7+668#10388#9720
30K → 20M2924+288#9720#9432
20M → 21M20511+194#9432#9238
21M → 35K1139+104#9238#9134
35K → 23M2857+278#9134#8856
23M → 24M2253+222#8856#8634
24M → 40K17414+160#8634#8474
40K → 25.2M863+83#8474#8391
25.2M → Finish12525+100#8391#8291
TOTALS3945*381+3564

* 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