Boston Marathon logo
BOSTON MARATHON 2025

Kristen Maglio

Bib: 26565•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

Start
0:00:00
Race begins
5K· 3.11 mi
38:48
Rank: #28333
Start → 5K
38:48 | 12:29/mi
10K· 6.21 mi
1:18:07
Rank: #28309 (+24)
5K → 10K
39:19 | 12:39/mi
15K· 9.32 mi
1:58:33
Rank: #28301 (+8)
10K → 15K
40:26 | 13:01/mi
20K· 12.43 mi
2:37:05
Rank: #28176 (+125)
15K → 20K
38:32 | 12:24/mi
Half· 13.11 mi
2:45:15
Rank: #28146 (+30)
20K → Half
8:10 | 11:58/mi
25K· 15.53 mi
3:18:55
Rank: #28127 (+19)
Half → 25K
33:40 | 13:53/mi
30K· 18.64 mi
4:00:47
Rank: #28012 (+115)
25K → 30K
41:52 | 13:29/mi
20M
4:21:26
Rank: #28041 (-29)
30K → 20M
20:39 | 15:12/mi
21M
4:37:11
Rank: #28036 (+5)
20M → 21M
15:45 | 15:45/mi
35K· 21.75 mi
4:46:39
Rank: #28009 (+27)
21M → 35K
9:28 | 12:39/mi
23M
5:04:25
Rank: #28000 (+9)
35K → 23M
17:46 | 14:11/mi
24M
5:16:15
Rank: #27942 (+58)
23M → 24M
11:50 | 11:50/mi
40K· 24.85 mi
5:27:39
Rank: #27908 (+34)
24M → 40K
11:24 | 13:20/mi
25.2M
5:32:29
Rank: #27891 (+17)
40K → 25.2M
4:50 | 14:01/mi
Finish· 26.22 mi
5:44:08
Rank: #27850 (+41)
25.2M → Finish
11:39 | 11:26/mi

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
Time2:45:15
Pace12:36 /mi
2nd Half
Distance13.11 mi
Time2:58:53
Pace13:39 /mi
📊Positive Split: 8.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:55:1638:4812:2938:48
12:29
-
10K
6.21 mi12:34:351:18:0712:3439:19
12:39
+0:10
15K
9.32 mi13:15:011:58:3312:4340:26
13:01
+0:22
20K
12.43 mi13:53:332:37:0512:3838:32
12:24
-0:37
Half
13.11 mi14:01:432:45:1512:368:10
11:58
-0:26
25K
15.53 mi14:35:233:18:5512:4833:40
13:53
+1:55
30K
18.64 mi15:17:154:00:4712:5541:52
13:29
-0:24
20M
20.00 mi15:37:544:21:2613:0420:39
15:12
+1:43
21M
21.00 mi15:53:394:37:1113:1215:45
15:45
+0:33
35K
21.75 mi16:03:074:46:3913:119:28
12:39
-3:06
23M
23.00 mi16:20:535:04:2513:1417:46
14:11
+1:32
24M
24.00 mi16:32:435:16:1513:1111:50
11:50
-2:21
40K
24.85 mi16:44:075:27:3913:1111:24
13:20
+1:30
25.2M
25.20 mi16:48:575:32:2913:124:50
14:01
+0:41
Finish
26.22 mi17:00:365:44:0813:0811:39
11:26
-2:35

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

11:26 /mi

Average Pace

13:08 /mi

Slowest Pace

15:45 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:10:11

20% of race

Time at Steady Pace

3:01:17

53% of race

Time at Slower Pace

1:32:40

27% of race

Average Pace: 13:07 /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 mi11:55:1638:4812:2938:48
12:29
#28333
10K
6.21 mi12:34:351:18:0712:3439:19
12:39
#28309
15K
9.32 mi13:15:011:58:3312:4340:26
13:01
#28301
20K
12.43 mi13:53:332:37:0512:3838:32
12:24
#28176
Half
13.11 mi14:01:432:45:1512:368:10
11:58
#28146
25K
15.53 mi14:35:233:18:5512:4833:40
13:53
#28127
30K
18.64 mi15:17:154:00:4712:5541:52
13:29
#28012
20M
20.00 mi15:37:544:21:2613:0420:39
15:12
#28041
21M
21.00 mi15:53:394:37:1113:1215:45
15:45
#28036
35K
21.75 mi16:03:074:46:3913:119:28
12:39
#28009
23M
23.00 mi16:20:535:04:2513:1417:46
14:11
#28000
24M
24.00 mi16:32:435:16:1513:1111:50
11:50
#27942
40K
24.85 mi16:44:075:27:3913:1111:24
13:20
#27908
25.2M
25.20 mi16:48:575:32:2913:124:50
14:01
#27891
Finish
26.22 mi17:00:365:44:0813:0811:39
11:26
#27850
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi28333121831218328173(Top 99%)12092(Top 99%)12092(Top 221%)
10K6.21 mi3.10 mi28309+2412168+1512168+1528246(Top 99%)12132(Top 99%)12132(Top 222%)
15K9.32 mi3.11 mi28301+812167+112167+128173(Top 99%)12092(Top 99%)12092(Top 221%)
20K12.43 mi3.11 mi28176+12512084+8312084+8327450(Top 97%)11674(Top 95%)11674(Top 213%)
Half13.11 mi0.68 mi28146+3012068+1612068+1627438(Top 97%)11677(Top 95%)11677(Top 214%)
25K15.53 mi2.42 mi28127+1912063+512063+527833(Top 98%)11910(Top 97%)11910(Top 218%)
30K18.64 mi3.11 mi28012+11511993+7011993+7027124(Top 95%)11567(Top 95%)11567(Top 212%)
20M20.00 mi1.36 mi28041-2912018-2512018-2527955(Top 98%)12031(Top 98%)12031(Top 220%)
21M21.00 mi1.00 mi28036+512014+412014+427685(Top 97%)11901(Top 97%)11901(Top 218%)
35K21.75 mi0.75 mi28009+2712002+1212002+1226617(Top 94%)11404(Top 93%)11404(Top 209%)
23M23.00 mi1.25 mi28000+912001+112001+127465(Top 97%)11835(Top 97%)11835(Top 216%)
24M24.00 mi1.00 mi27942+5811976+2511976+2525452(Top 90%)10859(Top 89%)10859(Top 199%)
40K24.85 mi0.85 mi27908+3411963+1311963+1326613(Top 94%)11455(Top 94%)11455(Top 209%)
25.2M25.20 mi0.35 mi27891+1711959+411959+426291(Top 93%)11340(Top 93%)11340(Top 207%)
Finish26.22 mi1.02 mi27850+4111941+1811941+1826032(Top 92%)11170(Top 91%)11170(Top 204%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 99%
×21stories
+97ft-345ft

Overall

28173

Females

12092

F18-39

12092

5K→10K

3.1 - 6.2 mi

Top 99%
×5stories
+79ft-138ft

Overall

28246

Females

12132

F18-39

12132

10K→15K

6.2 - 9.3 mi

Top 99%
×3stories
+67ft-78ft

Overall

28173

Females

12092

F18-39

12092

15K→20K

9.3 - 12.4 mi

Top 97%
×5stories
+106ft-86ft

Overall

27450

Females

11674

F18-39

11674

20K→Half

12.4 - 13.1 mi

Top 97%
×2stories
+19ft-37ft

Overall

27438

Females

11677

F18-39

11677

Half→25K

13.1 - 15.5 mi

Top 98%
×4stories
+66ft-88ft

Overall

27833

Females

11910

F18-39

11910

25K→30K

15.5 - 18.6 mi

Top 95%
×9stories
+181ft-148ft

Overall

27124

Females

11567

F18-39

11567

30K→20M

18.6 - 20.0 mi

Top 98%
×5stories
+64ft-50ft

Overall

27955

Females

12031

F18-39

12031

20M→21M

20.0 - 21.0 mi

Top 97%
×8stories
+106ft-24ft

Overall

27685

Females

11901

F18-39

11901

21M→35K

21.0 - 21.8 mi

Top 94%
×7stories
+17ft-86ft

Overall

26617

Females

11404

F18-39

11404

35K→23M

21.8 - 23.0 mi

Top 97%
×5stories
+23ft-63ft

Overall

27465

Females

11835

F18-39

11835

23M→24M

23.0 - 24.0 mi

Top 90%
×6stories
+12ft-82ft

Overall

25452

Females

10859

F18-39

10859

24M→40K

24.0 - 24.9 mi

Top 94%
×1story
+6ft-20ft

Overall

26613

Females

11455

F18-39

11455

40K→25.2M

24.9 - 25.2 mi

Top 93%
×1story
+13ft-16ft

Overall

26291

Females

11340

F18-39

11340

25.2M→Finish

25.2 - 26.2 mi

Top 92%
×2stories
+22ft-21ft

Overall

26032

Females

11170

F18-39

11170

Passing Analysis

Category:
Athletes Passed
602
Passed By
119
Net Change
+483
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#28333
5K → 10K339+24#28333#28309
10K → 15K2214+8#28309#28301
15K → 20K1250+125#28301#28176
20K → Half333+30#28176#28146
Half → 25K3617+19#28146#28127
25K → 30K1172+115#28127#28012
30K → 20M1342-29#28012#28041
20M → 21M2015+5#28041#28036
21M → 35K270+27#28036#28009
35K → 23M2213+9#28009#28000
23M → 24M602+58#28000#27942
24M → 40K340+34#27942#27908
40K → 25.2M192+17#27908#27891
25.2M → Finish410+41#27891#27850
TOTALS602119+483
📊

Passing Visuals

Category:
Loading...

🔥Passing Intensity

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
Share Feedback

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing