Boston Marathon logo
BOSTON MARATHON 2025

Meaghan Langlois

MA

Bib: 29269 F

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 28404
Gender (Female)
#0 / 12228
Masters (Masters Women)
#0 / 6759
Division (F40-44)
#0 / 1718
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
469 ft elev
5K· 3.11 mi
10:19/mi
32:04
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
9:57/mi
1:03:00
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
10:27/mi
1:35:27
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
10:22/mi
2:07:40
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
9:40/mi
2:14:16
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
11:19/mi
2:41:42
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
10:34/mi
3:14:33
↑ 181↓ 1480.2%
138 ft elev
20M
10:36/mi
3:28:57
↑ 64↓ 500.2%
148 ft elev
21M
11:35/mi
3:40:32
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
10:03/mi
3:48:03
↑ 17↓ 861.7%
156 ft elev
23M
11:44/mi
4:02:45
↑ 23↓ 630.6%
116 ft elev
24M
10:10/mi
4:12:55
↓ 821.3%
34 ft elev
40K· 24.85 mi
10:54/mi
4:22:14
↓ 200.3%
20 ft elev
25.2M
11:59/mi
4:26:22
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
10:04/mi
4:36:38
↑ 22↓ 21
17 ft elev
Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent

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
Time2:14:16
Pace10:15 /mi
2nd Half
Distance13.11 mi
Time2:22:22
Pace10:52 /mi
📊Positive Split: 6.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:51:2432:0410:1932:04
10:19
-
10K
6.21 mi12:22:201:03:0010:0830:56
9:57
-0:22
15K
9.32 mi12:54:471:35:2710:1432:27
10:27
+0:30
20K
12.43 mi13:27:002:07:4010:1632:13
10:22
-0:05
Half
13.11 mi13:33:362:14:1610:156:36
9:40
-0:42
25K
15.53 mi14:01:022:41:4210:2527:26
11:19
+1:39
30K
18.64 mi14:33:533:14:3310:2632:51
10:34
-0:45
20M
20.00 mi14:48:173:28:5710:2714:24
10:36
+0:02
21M
21.00 mi14:59:523:40:3210:3011:35
11:35
+0:59
35K
21.75 mi15:07:233:48:0310:297:31
10:03
-1:32
23M
23.00 mi15:22:054:02:4510:3314:42
11:44
+1:41
24M
24.00 mi15:32:154:12:5510:3210:10
10:10
-1:34
40K
24.85 mi15:41:344:22:1410:339:19
10:54
+0:44
25.2M
25.20 mi15:45:424:26:2210:344:08
11:59
+1:05
Finish
26.22 mi15:55:584:36:3810:3410:16
10:04
-1:55

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

9:40 /mi

Average Pace

10:34 /mi

Slowest Pace

11:59 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

55:19

20% of race

Time at Steady Pace

2:34:09

56% of race

Time at Slower Pace

1:07:10

24% of race

Average Pace: 10:33 /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 mi11:51:2432:0410:1932:04
10:19
#26349
10K
6.21 mi12:22:201:03:0010:0830:56
9:57
#25743
15K
9.32 mi12:54:471:35:2710:1432:27
10:27
#25803
20K
12.43 mi13:27:002:07:4010:1632:13
10:22
#25565
Half
13.11 mi13:33:362:14:1610:156:36
9:40
#25498
25K
15.53 mi14:01:022:41:4210:2527:26
11:19
#25541
30K
18.64 mi14:33:533:14:3310:2632:51
10:34
#25108
20M
20.00 mi14:48:173:28:5710:2714:24
10:36
#24974
21M
21.00 mi14:59:523:40:3210:3011:35
11:35
#24866
35K
21.75 mi15:07:233:48:0310:297:31
10:03
#24778
23M
23.00 mi15:22:054:02:4510:3314:42
11:44
#24799
24M
24.00 mi15:32:154:12:5510:3210:10
10:10
#24699
40K
24.85 mi15:41:344:22:1410:339:19
10:54
#24645
25.2M
25.20 mi15:45:424:26:2210:344:08
11:59
#24635
Finish
26.22 mi15:55:584:36:3810:3410:16
10:04
#24584
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi26349109431094325837(Top 91%)10696(Top 87%)10696(Top 623%)
10K6.21 mi3.10 mi25743+60610627+31610627+31625214(Top 89%)10351(Top 85%)10351(Top 603%)
15K9.32 mi3.11 mi25803-6010670-4310670-4325837(Top 91%)10696(Top 87%)10696(Top 623%)
20K12.43 mi3.11 mi25565+23810541+12910541+12924969(Top 88%)10240(Top 84%)10240(Top 596%)
Half13.11 mi0.68 mi25498+6710511+3010511+3024063(Top 85%)9746(Top 80%)9746(Top 567%)
25K15.53 mi2.42 mi25541-4310542-3110542-3125636(Top 90%)10654(Top 87%)10654(Top 620%)
30K18.64 mi3.11 mi25108+43310341+20110341+20123110(Top 81%)9384(Top 77%)9384(Top 546%)
20M20.00 mi1.36 mi24974+13410281+6010281+6022708(Top 80%)9259(Top 76%)9259(Top 539%)
21M21.00 mi1.00 mi24866+10810236+4510236+4522792(Top 80%)9397(Top 77%)9397(Top 547%)
35K21.75 mi0.75 mi24778+8810192+4410192+4422073(Top 78%)9081(Top 74%)9081(Top 529%)
23M23.00 mi1.25 mi24799-2110218-2610218-2624664(Top 87%)10428(Top 85%)10428(Top 607%)
24M24.00 mi1.00 mi24699+10010186+3210186+3221862(Top 77%)9074(Top 74%)9074(Top 528%)
40K24.85 mi0.85 mi24645+5410166+2010166+2022929(Top 81%)9667(Top 79%)9667(Top 563%)
25.2M25.20 mi0.35 mi24635+1010163+310163+323235(Top 82%)9786(Top 80%)9786(Top 570%)
Finish26.22 mi1.02 mi24584+5110143+2010143+2023170(Top 82%)9757(Top 80%)9757(Top 568%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 91%
×21story building
+97ft-345ft

Overall

25837

Females

10696

F40-44

10696

5K→10K

3.1 - 6.2 mi

Top 89%
×5story building
+79ft-138ft

Overall

25214

Females

10351

F40-44

10351

10K→15K

6.2 - 9.3 mi

Top 91%
×3story building
+67ft-78ft

Overall

25837

Females

10696

F40-44

10696

15K→20K

9.3 - 12.4 mi

Top 88%
×5story building
+106ft-86ft

Overall

24969

Females

10240

F40-44

10240

20K→Half

12.4 - 13.1 mi

Top 85%
×2story building
+19ft-37ft

Overall

24063

Females

9746

F40-44

9746

Half→25K

13.1 - 15.5 mi

Top 90%
×4story building
+66ft-88ft

Overall

25636

Females

10654

F40-44

10654

25K→30K

15.5 - 18.6 mi

Top 81%
×9story building
+181ft-148ft

Overall

23110

Females

9384

F40-44

9384

30K→20M

18.6 - 20.0 mi

Top 80%
×5story building
+64ft-50ft

Overall

22708

Females

9259

F40-44

9259

20M→21M

20.0 - 21.0 mi

Top 80%
×8story building
+106ft-24ft

Overall

22792

Females

9397

F40-44

9397

21M→35K

21.0 - 21.8 mi

Top 78%
×7story building
+17ft-86ft

Overall

22073

Females

9081

F40-44

9081

35K→23M

21.8 - 23.0 mi

Top 87%
×5story building
+23ft-63ft

Overall

24664

Females

10428

F40-44

10428

23M→24M

23.0 - 24.0 mi

Top 77%
×6story building
+12ft-82ft

Overall

21862

Females

9074

F40-44

9074

24M→40K

24.0 - 24.9 mi

Top 81%
×1story
+6ft-20ft

Overall

22929

Females

9667

F40-44

9667

40K→25.2M

24.9 - 25.2 mi

Top 82%
×1story
+13ft-16ft

Overall

23235

Females

9786

F40-44

9786

25.2M→Finish

25.2 - 26.2 mi

Top 82%
×2story building
+22ft-21ft

Overall

23170

Females

9757

F40-44

9757

Passing Analysis

Category:
Athletes Passed
2228
Passed By
463
Net Change
+1765
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#26349
5K → 10K62317+606#26349#25743
10K → 15K104164-60#25743#25803
15K → 20K26527+238#25803#25565
20K → Half703+67#25565#25498
Half → 25K90133-43#25498#25541
25K → 30K4374+433#25541#25108
30K → 20M1384+134#25108#24974
20M → 21M11911+108#24974#24866
21M → 35K924+88#24866#24778
35K → 23M4263-21#24778#24799
23M → 24M1044+100#24799#24699
24M → 40K6915+54#24699#24645
40K → 25.2M166+10#24645#24635
25.2M → Finish598+51#24635#24584
TOTALS2228463+1765
📊

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