Boston Marathon logo
BOSTON MARATHON 2025

Emma Bouley

Bib: 26631•F

MA

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 28404
Gender (Female)
#0 / 12228
Division (F18-39)
#0 / 5469
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
9:49/mi
30:29
↑ 97↓ 3451.5%
10K· 6.21 mi
9:57/mi
1:01:24
↑ 79↓ 1380.4%
15K· 9.32 mi
10:19/mi
1:33:26
↑ 67↓ 78
20K· 12.43 mi
10:56/mi
2:07:23
↑ 106↓ 860.1%
Half· 13.11 mi
10:24/mi
2:14:29
↑ 19↓ 370.5%
25K· 15.53 mi
12:20/mi
2:44:24
↑ 66↓ 880.2%
30K· 18.64 mi
12:16/mi
3:22:32
↑ 181↓ 1480.2%
20M
11:28/mi
3:38:07
↑ 64↓ 500.2%
21M
12:09/mi
3:50:16
↑ 106↓ 241.6%
35K· 21.75 mi
11:16/mi
3:58:42
↑ 17↓ 861.7%
23M
11:36/mi
4:13:13
↑ 23↓ 630.6%
24M
11:19/mi
4:24:32
↓ 821.3%
40K· 24.85 mi
11:23/mi
4:34:16
↓ 200.3%
25.2M
13:06/mi
4:38:47
↑ 13↓ 160.2%
Finish· 26.22 mi
9:45/mi
4:48:43
↑ 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
Time2:14:29
Pace10:15 /mi
2nd Half
Distance13.11 mi
Time2:34:14
Pace11:46 /mi
📊Positive Split: 14.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:47:0330:299:4930:29
9:49
-
10K
6.21 mi12:17:581:01:249:5330:55
9:57
+0:08
15K
9.32 mi12:50:001:33:2610:0132:02
10:19
+0:22
20K
12.43 mi13:23:572:07:2310:1533:57
10:56
+0:37
Half
13.11 mi13:31:032:14:2910:157:06
10:24
-0:32
25K
15.53 mi14:00:582:44:2410:3529:55
12:20
+1:56
30K
18.64 mi14:39:063:22:3210:5238:08
12:16
-0:04
20M
20.00 mi14:54:413:38:0710:5415:35
11:28
-0:48
21M
21.00 mi15:06:503:50:1610:5812:09
12:09
+0:41
35K
21.75 mi15:15:163:58:4210:598:26
11:16
-0:53
23M
23.00 mi15:29:474:13:1311:0114:31
11:36
+0:20
24M
24.00 mi15:41:064:24:3211:0111:19
11:19
-0:17
40K
24.85 mi15:50:504:34:1611:029:44
11:23
+0:04
25.2M
25.20 mi15:55:214:38:4711:044:31
13:06
+1:43
Finish
26.22 mi16:05:174:48:4311:019:56
9:45
-3:21

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

9:45 /mi

Average Pace

11:01 /mi

Slowest Pace

13:06 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:50:28

38% of race

Time at Steady Pace

1:33:32

32% of race

Time at Slower Pace

1:24:43

29% of race

Average Pace: 11:01 /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 mi11:47:0330:299:4930:29
9:49
#25111
10K
6.21 mi12:17:581:01:249:5330:55
9:57
#25142
15K
9.32 mi12:50:001:33:2610:0132:02
10:19
#25347
20K
12.43 mi13:23:572:07:2310:1533:57
10:56
#25520
Half
13.11 mi13:31:032:14:2910:157:06
10:24
#25522
25K
15.53 mi14:00:582:44:2410:3529:55
12:20
#25844
30K
18.64 mi14:39:063:22:3210:5238:08
12:16
#25854
20M
20.00 mi14:54:413:38:0710:5415:35
11:28
#25751
21M
21.00 mi15:06:503:50:1610:5812:09
12:09
#25653
35K
21.75 mi15:15:163:58:4210:598:26
11:16
#25638
23M
23.00 mi15:29:474:13:1311:0114:31
11:36
#25598
24M
24.00 mi15:41:064:24:3211:0111:19
11:19
#25556
40K
24.85 mi15:50:504:34:1611:029:44
11:23
#25502
25.2M
25.20 mi15:55:214:38:4711:044:31
13:06
#25504
Finish
26.22 mi16:05:174:48:4311:019:56
9:45
#25399
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi25111102671026725608(Top 90%)10565(Top 86%)10565(Top 193%)
10K6.21 mi3.10 mi25142-3110303-3610303-3625196(Top 89%)10339(Top 85%)10339(Top 189%)
15K9.32 mi3.11 mi25347-20510414-11110414-11125608(Top 90%)10565(Top 86%)10565(Top 193%)
20K12.43 mi3.11 mi25520-17310521-10710521-10725890(Top 91%)10747(Top 88%)10747(Top 197%)
Half13.11 mi0.68 mi25522-2105211052125616(Top 90%)10610(Top 87%)10610(Top 194%)
25K15.53 mi2.42 mi25844-32210713-19210713-19226788(Top 94%)11305(Top 92%)11305(Top 207%)
30K18.64 mi3.11 mi25854-1010743-3010743-3025910(Top 91%)10893(Top 89%)10893(Top 199%)
20M20.00 mi1.36 mi25751+10310705+3810705+3824470(Top 86%)10209(Top 83%)10209(Top 187%)
21M21.00 mi1.00 mi25653+9810669+3610669+3623832(Top 84%)9941(Top 81%)9941(Top 182%)
35K21.75 mi0.75 mi25638+1510663+610663+624710(Top 87%)10434(Top 85%)10434(Top 191%)
23M23.00 mi1.25 mi25598+4010655+810655+824396(Top 86%)10297(Top 84%)10297(Top 188%)
24M24.00 mi1.00 mi25556+4210644+1110644+1124583(Top 87%)10427(Top 85%)10427(Top 191%)
40K24.85 mi0.85 mi25502+5410630+1410630+1423907(Top 84%)10126(Top 83%)10126(Top 185%)
25.2M25.20 mi0.35 mi25504-210635-510635-525135(Top 88%)10757(Top 88%)10757(Top 197%)
Finish26.22 mi1.02 mi25399+10510578+5710578+5722053(Top 78%)9190(Top 75%)9190(Top 168%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 90%
×21story building
+97ft-345ft

Overall

25608

Females

10565

F18-39

10565

5K→10K

3.1 - 6.2 mi

Top 89%
×5story building
+79ft-138ft

Overall

25196

Females

10339

F18-39

10339

10K→15K

6.2 - 9.3 mi

Top 90%
×3story building
+67ft-78ft

Overall

25608

Females

10565

F18-39

10565

15K→20K

9.3 - 12.4 mi

Top 91%
×5story building
+106ft-86ft

Overall

25890

Females

10747

F18-39

10747

20K→Half

12.4 - 13.1 mi

Top 90%
×2story building
+19ft-37ft

Overall

25616

Females

10610

F18-39

10610

Half→25K

13.1 - 15.5 mi

Top 94%
×4story building
+66ft-88ft

Overall

26788

Females

11305

F18-39

11305

25K→30K

15.5 - 18.6 mi

Top 91%
×9story building
+181ft-148ft

Overall

25910

Females

10893

F18-39

10893

30K→20M

18.6 - 20.0 mi

Top 86%
×5story building
+64ft-50ft

Overall

24470

Females

10209

F18-39

10209

20M→21M

20.0 - 21.0 mi

Top 84%
×8story building
+106ft-24ft

Overall

23832

Females

9941

F18-39

9941

21M→35K

21.0 - 21.8 mi

Top 87%
×7story building
+17ft-86ft

Overall

24710

Females

10434

F18-39

10434

35K→23M

21.8 - 23.0 mi

Top 86%
×5story building
+23ft-63ft

Overall

24396

Females

10297

F18-39

10297

23M→24M

23.0 - 24.0 mi

Top 87%
×6story building
+12ft-82ft

Overall

24583

Females

10427

F18-39

10427

24M→40K

24.0 - 24.9 mi

Top 84%
×1story
+6ft-20ft

Overall

23907

Females

10126

F18-39

10126

40K→25.2M

24.9 - 25.2 mi

Top 88%
×1story
+13ft-16ft

Overall

25135

Females

10757

F18-39

10757

25.2M→Finish

25.2 - 26.2 mi

Top 78%
×2story building
+22ft-21ft

Overall

22053

Females

9190

F18-39

9190

Passing Analysis

Category:
Athletes Passed
1026
Passed By
1314
Net Change
-288
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#25111
5K → 10K161192-31#25111#25142
10K → 15K82287-205#25142#25347
15K → 20K73246-173#25347#25520
20K → Half1921-2#25520#25522
Half → 25K31353-322#25522#25844
25K → 30K99109-10#25844#25854
30K → 20M1118+103#25854#25751
20M → 21M10810+98#25751#25653
21M → 35K3823+15#25653#25638
35K → 23M6424+40#25638#25598
23M → 24M5311+42#25598#25556
24M → 40K617+54#25556#25502
40K → 25.2M1921-2#25502#25504
25.2M → Finish1072+105#25504#25399
TOTALS10261314-288
📊

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