Boston Marathon logo
BOSTON MARATHON 2025

Heidi Martin

Bib: 24546•F

MT

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 28404
Gender (Female)
#0 / 12228
Masters (Masters Women)
#0 / 6759
Division (F55-59)
#0 / 994
Top 42%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
8:44/mi
27:08
↑ 97↓ 3451.5%
10K· 6.21 mi
8:49/mi
54:31
↑ 79↓ 1380.4%
15K· 9.32 mi
8:47/mi
1:21:49
↑ 67↓ 78
20K· 12.43 mi
9:12/mi
1:50:25
↑ 106↓ 860.1%
Half· 13.11 mi
8:45/mi
1:56:23
↑ 19↓ 370.5%
25K· 15.53 mi
9:04/mi
2:18:21
↑ 66↓ 880.2%
30K· 18.64 mi
9:33/mi
2:48:02
↑ 181↓ 1480.2%
20M
9:33/mi
3:01:01
↑ 64↓ 500.2%
21M
10:05/mi
3:11:06
↑ 106↓ 241.6%
35K· 21.75 mi
8:51/mi
3:17:43
↑ 17↓ 861.7%
23M
9:12/mi
3:29:14
↑ 23↓ 630.6%
24M
8:54/mi
3:38:08
↓ 821.3%
40K· 24.85 mi
9:06/mi
3:45:55
↓ 200.3%
25.2M
9:37/mi
3:49:14
↑ 13↓ 160.2%
Finish· 26.22 mi
8:32/mi
3:57:56
↑ 22↓ 21

The Course

Is this your race?

Claim it — unlock a deeper AI report on this race, free

A personalized Race Performance Report that goes beyond this page — emailed to you, built from your real splits.

Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:56:23
Pace8:53 /mi
2nd Half
Distance13.11 mi
Time2:01:33
Pace9:16 /mi
📊Positive Split: 4.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:28:2627:088:4427:08
8:44
-
10K
6.21 mi11:55:4954:318:4627:23
8:49
+0:05
15K
9.32 mi12:23:071:21:498:4727:18
8:47
-0:02
20K
12.43 mi12:51:431:50:258:5328:36
9:12
+0:25
Half
13.11 mi12:57:411:56:238:535:58
8:45
-0:27
25K
15.53 mi13:19:392:18:218:5421:58
9:04
+0:19
30K
18.64 mi13:49:202:48:029:0129:41
9:33
+0:29
20M
20.00 mi14:02:193:01:019:0312:59
9:33
0:00
21M
21.00 mi14:12:243:11:069:0610:05
10:05
+0:32
35K
21.75 mi14:19:013:17:439:056:37
8:51
-1:14
23M
23.00 mi14:30:323:29:149:0611:31
9:12
+0:21
24M
24.00 mi14:39:263:38:089:058:54
8:54
-0:18
40K
24.85 mi14:47:133:45:559:057:47
9:06
+0:12
25.2M
25.20 mi14:50:323:49:149:063:19
9:37
+0:31
Finish
26.22 mi14:59:143:57:569:058:42
8:32
-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

8:32 /mi

Average Pace

9:05 /mi

Slowest Pace

10:05 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:01:52

76% of race

Time at Steady Pace

45:59

19% of race

Time at Slower Pace

10:05

4% of race

Average Pace: 9:04 /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 mi11:28:2627:088:4427:08
8:44
#21174
10K
6.21 mi11:55:4954:318:4627:23
8:49
#21309
15K
9.32 mi12:23:071:21:498:4727:18
8:47
#21139
20K
12.43 mi12:51:431:50:258:5328:36
9:12
#21367
Half
13.11 mi12:57:411:56:238:535:58
8:45
#21318
25K
15.53 mi13:19:392:18:218:5421:58
9:04
#21136
30K
18.64 mi13:49:202:48:029:0129:41
9:33
#20937
20M
20.00 mi14:02:193:01:019:0312:59
9:33
#20795
21M
21.00 mi14:12:243:11:069:0610:05
10:05
#20638
35K
21.75 mi14:19:013:17:439:056:37
8:51
#20543
23M
23.00 mi14:30:323:29:149:0611:31
9:12
#20366
24M
24.00 mi14:39:263:38:089:058:54
8:54
#20236
40K
24.85 mi14:47:133:45:559:057:47
9:06
#20124
25.2M
25.20 mi14:50:323:49:149:063:19
9:37
#20049
Finish
26.22 mi14:59:143:57:569:058:42
8:32
#19924
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF55-59Seg. OverallSeg. FemalesSeg. F55-59
5K3.11 mi3.11 mi211748179817920972(Top 74%)7986(Top 65%)7986(Top 803%)
10K6.21 mi3.10 mi21309-1358219-408219-4021469(Top 76%)8288(Top 68%)8288(Top 834%)
15K9.32 mi3.11 mi21139+1708112+1078112+10720972(Top 74%)7986(Top 65%)7986(Top 803%)
20K12.43 mi3.11 mi21367-2288237-1258237-12521912(Top 77%)8542(Top 70%)8542(Top 859%)
Half13.11 mi0.68 mi21318+498213+248213+2420668(Top 73%)7853(Top 64%)7853(Top 790%)
25K15.53 mi2.42 mi21136+1828115+988115+9820185(Top 71%)7639(Top 62%)7639(Top 769%)
30K18.64 mi3.11 mi20937+1998054+618054+6120161(Top 71%)7740(Top 63%)7740(Top 779%)
20M20.00 mi1.36 mi20795+1427992+627992+6219433(Top 68%)7488(Top 61%)7488(Top 753%)
21M21.00 mi1.00 mi20638+1577928+647928+6418633(Top 66%)7146(Top 58%)7146(Top 719%)
35K21.75 mi0.75 mi20543+957888+407888+4017541(Top 62%)6667(Top 55%)6667(Top 671%)
23M23.00 mi1.25 mi20366+1777819+697819+6917347(Top 61%)6639(Top 54%)6639(Top 668%)
24M24.00 mi1.00 mi20236+1307771+487771+4816890(Top 59%)6444(Top 53%)6444(Top 648%)
40K24.85 mi0.85 mi20124+1127729+427729+4216917(Top 60%)6548(Top 54%)6548(Top 659%)
25.2M25.20 mi0.35 mi20049+757698+317698+3115302(Top 54%)5743(Top 47%)5743(Top 578%)
Finish26.22 mi1.02 mi19924+1257643+557643+5516510(Top 58%)6320(Top 52%)6320(Top 636%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 74%
×21story building
+97ft-345ft

Overall

20972

Females

7986

F55-59

7986

5K→10K

3.1 - 6.2 mi

Top 76%
×5story building
+79ft-138ft

Overall

21469

Females

8288

F55-59

8288

10K→15K

6.2 - 9.3 mi

Top 74%
×3story building
+67ft-78ft

Overall

20972

Females

7986

F55-59

7986

15K→20K

9.3 - 12.4 mi

Top 77%
×5story building
+106ft-86ft

Overall

21912

Females

8542

F55-59

8542

20K→Half

12.4 - 13.1 mi

Top 73%
×2story building
+19ft-37ft

Overall

20668

Females

7853

F55-59

7853

Half→25K

13.1 - 15.5 mi

Top 71%
×4story building
+66ft-88ft

Overall

20185

Females

7639

F55-59

7639

25K→30K

15.5 - 18.6 mi

Top 71%
×9story building
+181ft-148ft

Overall

20161

Females

7740

F55-59

7740

30K→20M

18.6 - 20.0 mi

Top 68%
×5story building
+64ft-50ft

Overall

19433

Females

7488

F55-59

7488

20M→21M

20.0 - 21.0 mi

Top 66%
×8story building
+106ft-24ft

Overall

18633

Females

7146

F55-59

7146

21M→35K

21.0 - 21.8 mi

Top 62%
×7story building
+17ft-86ft

Overall

17541

Females

6667

F55-59

6667

35K→23M

21.8 - 23.0 mi

Top 61%
×5story building
+23ft-63ft

Overall

17347

Females

6639

F55-59

6639

23M→24M

23.0 - 24.0 mi

Top 59%
×6story building
+12ft-82ft

Overall

16890

Females

6444

F55-59

6444

24M→40K

24.0 - 24.9 mi

Top 60%
×1story
+6ft-20ft

Overall

16917

Females

6548

F55-59

6548

40K→25.2M

24.9 - 25.2 mi

Top 54%
×1story
+13ft-16ft

Overall

15302

Females

5743

F55-59

5743

25.2M→Finish

25.2 - 26.2 mi

Top 58%
×2story building
+22ft-21ft

Overall

16510

Females

6320

F55-59

6320

Passing Analysis

Category:
Athletes Passed
2370
Passed By
1120
Net Change
+1250
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#21174
5K → 10K223358-135#21174#21309
10K → 15K288118+170#21309#21139
15K → 20K135363-228#21139#21367
20K → Half7021+49#21367#21318
Half → 25K23856+182#21318#21136
25K → 30K29596+199#21136#20937
30K → 20M17533+142#20937#20795
20M → 21M17922+157#20795#20638
21M → 35K1027+95#20638#20543
35K → 23M1836+177#20543#20366
23M → 24M1366+130#20366#20236
24M → 40K12513+112#20236#20124
40K → 25.2M772+75#20124#20049
25.2M → Finish14419+125#20049#19924
TOTALS23701120+1250
📊

Passing Visuals

Category:
Loading...

🔄Passing Circle

Loading...

🌊Position Flow

Loading...

🏃Race Lanes

Loading...

Upload your GPX file

Supports Garmin, Apple Watch, Polar, Suunto, COROS, Strava, and other apps

.gpx files up to 10MB

Export Track Data

Download your race performance as a GPX or TCX file to import into Strava, Garmin Connect, or other fitness apps.

Questions or issues regarding timing data?

If you notice any discrepancies in your timing data or have questions about your results, our support team can help.

Contact Race Support

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing