Boston Marathon logo
BOSTON MARATHON 2025

Pam Henderson

Bib: 23285•F

IL

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 28404
Gender (Female)
#0 / 12228
Masters (Masters Women)
#0 / 6759
Division (F60-64)
#0 / 624
Top 19%
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
8:39/mi
26:52
↑ 97↓ 3451.5%
10K· 6.21 mi
8:46/mi
54:07
↑ 79↓ 1380.4%
15K· 9.32 mi
8:46/mi
1:21:22
↑ 67↓ 78
20K· 12.43 mi
8:51/mi
1:48:51
↑ 106↓ 860.1%
Half· 13.11 mi
8:43/mi
1:54:48
↑ 19↓ 370.5%
25K· 15.53 mi
9:03/mi
2:16:45
↑ 66↓ 880.2%
30K· 18.64 mi
9:13/mi
2:45:22
↑ 181↓ 1480.2%
20M
9:18/mi
2:58:00
↑ 64↓ 500.2%
21M
10:00/mi
3:08:00
↑ 106↓ 241.6%
35K· 21.75 mi
9:03/mi
3:14:46
↑ 17↓ 861.7%
23M
9:14/mi
3:26:20
↑ 23↓ 630.6%
24M
9:05/mi
3:35:25
↓ 821.3%
40K· 24.85 mi
9:20/mi
3:43:24
↓ 200.3%
25.2M
10:26/mi
3:47:00
↑ 13↓ 160.2%
Finish· 26.22 mi
9:04/mi
3:56:14
↑ 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
Time1:54:48
Pace8:45 /mi
2nd Half
Distance13.11 mi
Time2:01:26
Pace9:16 /mi
📊Positive Split: 5.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:23:4226:528:3926:52
8:39
-
10K
6.21 mi11:50:5754:078:4327:15
8:46
+0:07
15K
9.32 mi12:18:121:21:228:4427:15
8:46
0:00
20K
12.43 mi12:45:411:48:518:4627:29
8:51
+0:05
Half
13.11 mi12:51:381:54:488:455:57
8:43
-0:08
25K
15.53 mi13:13:352:16:458:4821:57
9:03
+0:20
30K
18.64 mi13:42:122:45:228:5228:37
9:13
+0:10
20M
20.00 mi13:54:502:58:008:5412:38
9:18
+0:05
21M
21.00 mi14:04:503:08:008:5710:00
10:00
+0:42
35K
21.75 mi14:11:363:14:468:576:46
9:03
-0:57
23M
23.00 mi14:23:103:26:208:5811:34
9:14
+0:11
24M
24.00 mi14:32:153:35:258:599:05
9:05
-0:09
40K
24.85 mi14:40:143:43:248:597:59
9:20
+0:15
25.2M
25.20 mi14:43:503:47:009:003:36
10:26
+1:06
Finish
26.22 mi14:53:043:56:149:019:14
9:04
-1:22

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

8:39 /mi

Average Pace

9:01 /mi

Slowest Pace

10:26 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:27:19

37% of race

Time at Steady Pace

2:07:20

54% of race

Time at Slower Pace

21:35

9% of race

Average Pace: 9:01 /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 mi11:23:4226:528:3926:52
8:39
#20740
10K
6.21 mi11:50:5754:078:4327:15
8:46
#20958
15K
9.32 mi12:18:121:21:228:4427:15
8:46
#20906
20K
12.43 mi12:45:411:48:518:4627:29
8:51
#20720
Half
13.11 mi12:51:381:54:488:455:57
8:43
#20710
25K
15.53 mi13:13:352:16:458:4821:57
9:03
#20646
30K
18.64 mi13:42:122:45:228:5228:37
9:13
#20244
20M
20.00 mi13:54:502:58:008:5412:38
9:18
#20085
21M
21.00 mi14:04:503:08:008:5710:00
10:00
#19960
35K
21.75 mi14:11:363:14:468:576:46
9:03
#19907
23M
23.00 mi14:23:103:26:208:5811:34
9:14
#19767
24M
24.00 mi14:32:153:35:258:599:05
9:05
#19671
40K
24.85 mi14:40:143:43:248:597:59
9:20
#19621
25.2M
25.20 mi14:43:503:47:009:003:36
10:26
#19609
Finish
26.22 mi14:53:043:56:149:019:14
9:04
#19602
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF60-64Seg. OverallSeg. FemalesSeg. F60-64
5K3.11 mi3.11 mi207407936793620886(Top 74%)7935(Top 65%)7935(Top 1272%)
10K6.21 mi3.10 mi20958-2188029-938029-9321262(Top 75%)8177(Top 67%)8177(Top 1310%)
15K9.32 mi3.11 mi20906+527994+357994+3520886(Top 74%)7935(Top 65%)7935(Top 1272%)
20K12.43 mi3.11 mi20720+1867885+1097885+10920198(Top 71%)7589(Top 62%)7589(Top 1216%)
Half13.11 mi0.68 mi20710+107880+57880+520512(Top 72%)7760(Top 63%)7760(Top 1244%)
25K15.53 mi2.42 mi20646+647847+337847+3320149(Top 71%)7616(Top 62%)7616(Top 1221%)
30K18.64 mi3.11 mi20244+4027668+1797668+17918696(Top 66%)6952(Top 57%)6952(Top 1114%)
20M20.00 mi1.36 mi20085+1597596+727596+7218304(Top 64%)6895(Top 56%)6895(Top 1105%)
21M21.00 mi1.00 mi19960+1257548+487548+4818315(Top 64%)6962(Top 57%)6962(Top 1116%)
35K21.75 mi0.75 mi19907+537532+167532+1618494(Top 65%)7194(Top 59%)7194(Top 1153%)
23M23.00 mi1.25 mi19767+1407490+427490+4217527(Top 62%)6746(Top 55%)6746(Top 1081%)
24M24.00 mi1.00 mi19671+967463+277463+2717824(Top 63%)6944(Top 57%)6944(Top 1113%)
40K24.85 mi0.85 mi19621+507450+137450+1318043(Top 64%)7147(Top 58%)7147(Top 1145%)
25.2M25.20 mi0.35 mi19609+127459-97459-918834(Top 66%)7545(Top 62%)7545(Top 1209%)
Finish26.22 mi1.02 mi19602+77468-97468-919352(Top 68%)7784(Top 64%)7784(Top 1247%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 74%
×21story building
+97ft-345ft

Overall

20886

Females

7935

F60-64

7935

5K→10K

3.1 - 6.2 mi

Top 75%
×5story building
+79ft-138ft

Overall

21262

Females

8177

F60-64

8177

10K→15K

6.2 - 9.3 mi

Top 74%
×3story building
+67ft-78ft

Overall

20886

Females

7935

F60-64

7935

15K→20K

9.3 - 12.4 mi

Top 71%
×5story building
+106ft-86ft

Overall

20198

Females

7589

F60-64

7589

20K→Half

12.4 - 13.1 mi

Top 72%
×2story building
+19ft-37ft

Overall

20512

Females

7760

F60-64

7760

Half→25K

13.1 - 15.5 mi

Top 71%
×4story building
+66ft-88ft

Overall

20149

Females

7616

F60-64

7616

25K→30K

15.5 - 18.6 mi

Top 66%
×9story building
+181ft-148ft

Overall

18696

Females

6952

F60-64

6952

30K→20M

18.6 - 20.0 mi

Top 64%
×5story building
+64ft-50ft

Overall

18304

Females

6895

F60-64

6895

20M→21M

20.0 - 21.0 mi

Top 64%
×8story building
+106ft-24ft

Overall

18315

Females

6962

F60-64

6962

21M→35K

21.0 - 21.8 mi

Top 65%
×7story building
+17ft-86ft

Overall

18494

Females

7194

F60-64

7194

35K→23M

21.8 - 23.0 mi

Top 62%
×5story building
+23ft-63ft

Overall

17527

Females

6746

F60-64

6746

23M→24M

23.0 - 24.0 mi

Top 63%
×6story building
+12ft-82ft

Overall

17824

Females

6944

F60-64

6944

24M→40K

24.0 - 24.9 mi

Top 64%
×1story
+6ft-20ft

Overall

18043

Females

7147

F60-64

7147

40K→25.2M

24.9 - 25.2 mi

Top 66%
×1story
+13ft-16ft

Overall

18834

Females

7545

F60-64

7545

25.2M→Finish

25.2 - 26.2 mi

Top 68%
×2story building
+22ft-21ft

Overall

19352

Females

7784

F60-64

7784

Passing Analysis

Category:
Athletes Passed
2208
Passed By
1070
Net Change
+1138
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#20740
5K → 10K183401-218#20740#20958
10K → 15K212160+52#20958#20906
15K → 20K27993+186#20906#20720
20K → Half3222+10#20720#20710
Half → 25K183119+64#20710#20646
25K → 30K44543+402#20646#20244
30K → 20M17920+159#20244#20085
20M → 21M15530+125#20085#19960
21M → 35K7724+53#19960#19907
35K → 23M16323+140#19907#19767
23M → 24M11620+96#19767#19671
24M → 40K8232+50#19671#19621
40K → 25.2M4028+12#19621#19609
25.2M → Finish6255+7#19609#19602
TOTALS22081070+1138
📊

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