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BOSTON MARATHON 2025

Emma Andersson

Bib: 32479•F

0:00
0:00
/ mi
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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
32:39
Rank: #26767
Start → 5K
32:39 | 10:31/mi
10K· 6.21 mi
1:06:24
Rank: #26824 (-57)
5K → 10K
33:45 | 10:52/mi
15K· 9.32 mi
1:38:02
Rank: #26313 (+511)
10K → 15K
31:38 | 10:11/mi
20K· 12.43 mi
2:10:02
Rank: #25908 (+405)
15K → 20K
32:00 | 10:18/mi
Half· 13.11 mi
2:17:10
Rank: #25900 (+8)
20K → Half
7:08 | 10:27/mi
25K· 15.53 mi
2:42:48
Rank: #25658 (+242)
Half → 25K
25:38 | 10:34/mi
30K· 18.64 mi
3:17:57
Rank: #25448 (+210)
25K → 30K
35:09 | 11:19/mi
20M
3:34:08
Rank: #25441 (+7)
30K → 20M
16:11 | 11:55/mi
21M
3:46:07
Rank: #25334 (+107)
20M → 21M
11:59 | 11:59/mi
35K· 21.75 mi
3:54:33
Rank: #25313 (+21)
21M → 35K
8:26 | 11:16/mi
23M
4:08:52
Rank: #25258 (+55)
35K → 23M
14:19 | 11:26/mi
24M
4:20:30
Rank: #25259 (-1)
23M → 24M
11:38 | 11:38/mi
40K· 24.85 mi
4:30:48
Rank: #25255 (+4)
24M → 40K
10:18 | 12:03/mi
25.2M
4:35:02
Rank: #25244 (+11)
40K → 25.2M
4:14 | 12:17/mi
Finish· 26.22 mi
4:44:34
Rank: #25146 (+98)
25.2M → Finish
9:32 | 9:21/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:17:10
Pace10:28 /mi
2nd Half
Distance13.11 mi
Time2:27:24
Pace11:15 /mi
📊Positive Split: 7.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:56:5432:3910:3132:39
10:31
-
10K
6.21 mi12:30:391:06:2410:4133:45
10:52
+0:21
15K
9.32 mi13:02:171:38:0210:3131:38
10:11
-0:41
20K
12.43 mi13:34:172:10:0210:2832:00
10:18
+0:07
Half
13.11 mi13:41:252:17:1010:287:08
10:27
+0:09
25K
15.53 mi14:07:032:42:4810:2925:38
10:34
+0:07
30K
18.64 mi14:42:123:17:5710:3735:09
11:19
+0:45
20M
20.00 mi14:58:233:34:0810:4216:11
11:55
+0:36
21M
21.00 mi15:10:223:46:0710:4611:59
11:59
+0:04
35K
21.75 mi15:18:483:54:3310:478:26
11:16
-0:43
23M
23.00 mi15:33:074:08:5210:4914:19
11:26
+0:10
24M
24.00 mi15:44:454:20:3010:5111:38
11:38
+0:12
40K
24.85 mi15:55:034:30:4810:5410:18
12:03
+0:25
25.2M
25.20 mi15:59:174:35:0210:554:14
12:17
+0:14
Finish
26.22 mi16:08:494:44:3410:529:32
9:21
-2:56

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

9:21 /mi

Average Pace

10:52 /mi

Slowest Pace

12:17 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:18:35

49% of race

Time at Steady Pace

1:43:17

36% of race

Time at Slower Pace

42:42

15% of race

Average Pace: 10:51 /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 mi11:56:5432:3910:3132:39
10:31
#26767
10K
6.21 mi12:30:391:06:2410:4133:45
10:52
#26824
15K
9.32 mi13:02:171:38:0210:3131:38
10:11
#26313
20K
12.43 mi13:34:172:10:0210:2832:00
10:18
#25908
Half
13.11 mi13:41:252:17:1010:287:08
10:27
#25900
25K
15.53 mi14:07:032:42:4810:2925:38
10:34
#25658
30K
18.64 mi14:42:123:17:5710:3735:09
11:19
#25448
20M
20.00 mi14:58:233:34:0810:4216:11
11:55
#25441
21M
21.00 mi15:10:223:46:0710:4611:59
11:59
#25334
35K
21.75 mi15:18:483:54:3310:478:26
11:16
#25313
23M
23.00 mi15:33:074:08:5210:4914:19
11:26
#25258
24M
24.00 mi15:44:454:20:3010:5111:38
11:38
#25259
40K
24.85 mi15:55:034:30:4810:5410:18
12:03
#25255
25.2M
25.20 mi15:59:174:35:0210:554:14
12:17
#25244
Finish
26.22 mi16:08:494:44:3410:529:32
9:21
#25146
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi26767111971119725368(Top 89%)10439(Top 85%)10439(Top 191%)
10K6.21 mi3.10 mi26824-5711234-3711234-3726866(Top 95%)11287(Top 92%)11287(Top 206%)
15K9.32 mi3.11 mi26313+51110957+27710957+27725368(Top 89%)10439(Top 85%)10439(Top 191%)
20K12.43 mi3.11 mi25908+40510738+21910738+21924822(Top 87%)10164(Top 83%)10164(Top 186%)
Half13.11 mi0.68 mi25900+810733+510733+525701(Top 90%)10661(Top 87%)10661(Top 195%)
25K15.53 mi2.42 mi25658+24210603+13010603+13024495(Top 86%)10013(Top 82%)10013(Top 183%)
30K18.64 mi3.11 mi25448+21010531+7210531+7224568(Top 86%)10166(Top 83%)10166(Top 186%)
20M20.00 mi1.36 mi25441+710538-710538-725120(Top 88%)10544(Top 86%)10544(Top 193%)
21M21.00 mi1.00 mi25334+10710492+4610492+4623555(Top 83%)9790(Top 80%)9790(Top 179%)
35K21.75 mi0.75 mi25313+2110493-110493-124707(Top 87%)10431(Top 85%)10431(Top 191%)
23M23.00 mi1.25 mi25258+5510472+2110472+2124118(Top 85%)10163(Top 83%)10163(Top 186%)
24M24.00 mi1.00 mi25259-110486-1410486-1425109(Top 88%)10682(Top 87%)10682(Top 195%)
40K24.85 mi0.85 mi25255+410492-610492-624981(Top 88%)10667(Top 87%)10667(Top 195%)
25.2M25.20 mi0.35 mi25244+1110483+910483+923696(Top 83%)10028(Top 82%)10028(Top 183%)
Finish26.22 mi1.02 mi25146+9810439+4410439+4420578(Top 72%)8445(Top 69%)8445(Top 154%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 89%
×21stories
+97ft-345ft

Overall

25368

Females

10439

F18-39

10439

5K→10K

3.1 - 6.2 mi

Top 95%
×5stories
+79ft-138ft

Overall

26866

Females

11287

F18-39

11287

10K→15K

6.2 - 9.3 mi

Top 89%
×3stories
+67ft-78ft

Overall

25368

Females

10439

F18-39

10439

15K→20K

9.3 - 12.4 mi

Top 87%
×5stories
+106ft-86ft

Overall

24822

Females

10164

F18-39

10164

20K→Half

12.4 - 13.1 mi

Top 90%
×2stories
+19ft-37ft

Overall

25701

Females

10661

F18-39

10661

Half→25K

13.1 - 15.5 mi

Top 86%
×4stories
+66ft-88ft

Overall

24495

Females

10013

F18-39

10013

25K→30K

15.5 - 18.6 mi

Top 86%
×9stories
+181ft-148ft

Overall

24568

Females

10166

F18-39

10166

30K→20M

18.6 - 20.0 mi

Top 88%
×5stories
+64ft-50ft

Overall

25120

Females

10544

F18-39

10544

20M→21M

20.0 - 21.0 mi

Top 83%
×8stories
+106ft-24ft

Overall

23555

Females

9790

F18-39

9790

21M→35K

21.0 - 21.8 mi

Top 87%
×7stories
+17ft-86ft

Overall

24707

Females

10431

F18-39

10431

35K→23M

21.8 - 23.0 mi

Top 85%
×5stories
+23ft-63ft

Overall

24118

Females

10163

F18-39

10163

23M→24M

23.0 - 24.0 mi

Top 88%
×6stories
+12ft-82ft

Overall

25109

Females

10682

F18-39

10682

24M→40K

24.0 - 24.9 mi

Top 88%
×1story
+6ft-20ft

Overall

24981

Females

10667

F18-39

10667

40K→25.2M

24.9 - 25.2 mi

Top 83%
×1story
+13ft-16ft

Overall

23696

Females

10028

F18-39

10028

25.2M→Finish

25.2 - 26.2 mi

Top 72%
×2stories
+22ft-21ft

Overall

20578

Females

8445

F18-39

8445

Passing Analysis

Category:
Athletes Passed
2040
Passed By
419
Net Change
+1621
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#26767
5K → 10K145202-57#26767#26824
10K → 15K5132+511#26824#26313
15K → 20K4083+405#26313#25908
20K → Half2113+8#25908#25900
Half → 25K2486+242#25900#25658
25K → 30K24030+210#25658#25448
30K → 20M5750+7#25448#25441
20M → 21M1169+107#25441#25334
21M → 35K3716+21#25334#25313
35K → 23M6712+55#25313#25258
23M → 24M4344-1#25258#25259
24M → 40K2723+4#25259#25255
40K → 25.2M209+11#25255#25244
25.2M → Finish980+98#25244#25146
TOTALS2040419+1621
📊

Passing Visuals

Category:
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🔥Passing Intensity

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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing