Boston Marathon logo
BOSTON MARATHON 2025

Mika Takahashi

Bib: 31077•F

MN

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
32:00
Rank: #26306
Start → 5K
32:00 | 10:18/mi
10K· 6.21 mi
1:03:39
Rank: #26001 (+305)
5K → 10K
31:39 | 10:11/mi
15K· 9.32 mi
1:35:58
Rank: #25905 (+96)
10K → 15K
32:19 | 10:24/mi
20K· 12.43 mi
2:08:40
Rank: #25701 (+204)
15K → 20K
32:42 | 10:32/mi
Half· 13.11 mi
2:15:29
Rank: #25664 (+37)
20K → Half
6:49 | 9:59/mi
25K· 15.53 mi
2:41:42
Rank: #25535 (+129)
Half → 25K
26:13 | 10:49/mi
30K· 18.64 mi
3:15:17
Rank: #25195 (+340)
25K → 30K
33:35 | 10:49/mi
20M
3:29:51
Rank: #25056 (+139)
30K → 20M
14:34 | 10:43/mi
21M
3:40:40
Rank: #24877 (+179)
20M → 21M
10:49 | 10:49/mi
35K· 21.75 mi
3:48:41
Rank: #24837 (+40)
21M → 35K
8:01 | 10:43/mi
23M
4:02:19
Rank: #24762 (+75)
35K → 23M
13:38 | 10:53/mi
24M
4:13:23
Rank: #24743 (+19)
23M → 24M
11:04 | 11:04/mi
40K· 24.85 mi
4:23:10
Rank: #24718 (+25)
24M → 40K
9:47 | 11:27/mi
25.2M
4:27:06
Rank: #24685 (+33)
40K → 25.2M
3:56 | 11:24/mi
Finish· 26.22 mi
4:36:18
Rank: #24555 (+130)
25.2M → Finish
9:12 | 9:02/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
Time2:15:29
Pace10:20 /mi
2nd Half
Distance13.11 mi
Time2:20:49
Pace10:45 /mi
📊Positive Split: 3.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:57:3232:0010:1832:00
10:18
-
10K
6.21 mi12:29:111:03:3910:1531:39
10:11
-0:07
15K
9.32 mi13:01:301:35:5810:1832:19
10:24
+0:13
20K
12.43 mi13:34:122:08:4010:2132:42
10:32
+0:08
Half
13.11 mi13:41:012:15:2910:206:49
9:59
-0:33
25K
15.53 mi14:07:142:41:4210:2526:13
10:49
+0:50
30K
18.64 mi14:40:493:15:1710:2933:35
10:49
0:00
20M
20.00 mi14:55:233:29:5110:3014:34
10:43
-0:06
21M
21.00 mi15:06:123:40:4010:3010:49
10:49
+0:06
35K
21.75 mi15:14:133:48:4110:318:01
10:43
-0:06
23M
23.00 mi15:27:514:02:1910:3213:38
10:53
+0:10
24M
24.00 mi15:38:554:13:2310:3311:04
11:04
+0:11
40K
24.85 mi15:48:424:23:1010:359:47
11:27
+0:23
25.2M
25.20 mi15:52:384:27:0610:363:56
11:24
-0:03
Finish
26.22 mi16:01:504:36:1810:339:12
9:02
-2:22

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

9:02 /mi

Average Pace

10:33 /mi

Slowest Pace

11:27 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:51:59

41% of race

Time at Steady Pace

2:19:32

51% of race

Time at Slower Pace

24:47

9% of race

Average Pace: 10:32 /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 mi11:57:3232:0010:1832:00
10:18
#26306
10K
6.21 mi12:29:111:03:3910:1531:39
10:11
#26001
15K
9.32 mi13:01:301:35:5810:1832:19
10:24
#25905
20K
12.43 mi13:34:122:08:4010:2132:42
10:32
#25701
Half
13.11 mi13:41:012:15:2910:206:49
9:59
#25664
25K
15.53 mi14:07:142:41:4210:2526:13
10:49
#25535
30K
18.64 mi14:40:493:15:1710:2933:35
10:49
#25195
20M
20.00 mi14:55:233:29:5110:3014:34
10:43
#25056
21M
21.00 mi15:06:123:40:4010:3010:49
10:49
#24877
35K
21.75 mi15:14:133:48:4110:318:01
10:43
#24837
23M
23.00 mi15:27:514:02:1910:3213:38
10:53
#24762
24M
24.00 mi15:38:554:13:2310:3311:04
11:04
#24743
40K
24.85 mi15:48:424:23:1010:359:47
11:27
#24718
25.2M
25.20 mi15:52:384:27:0610:363:56
11:24
#24685
Finish
26.22 mi16:01:504:36:1810:339:12
9:02
#24555
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi26306109251092525772(Top 91%)10660(Top 87%)10660(Top 195%)
10K6.21 mi3.10 mi26001+30510779+14610779+14625726(Top 91%)10646(Top 87%)10646(Top 195%)
15K9.32 mi3.11 mi25905+9610723+5610723+5625772(Top 91%)10660(Top 87%)10660(Top 195%)
20K12.43 mi3.11 mi25701+20410617+10610617+10625225(Top 89%)10389(Top 85%)10389(Top 190%)
Half13.11 mi0.68 mi25664+3710599+1810599+1824836(Top 87%)10186(Top 83%)10186(Top 186%)
25K15.53 mi2.42 mi25535+12910539+6010539+6024929(Top 88%)10247(Top 84%)10247(Top 187%)
30K18.64 mi3.11 mi25195+34010391+14810391+14823642(Top 83%)9676(Top 79%)9676(Top 177%)
20M20.00 mi1.36 mi25056+13910321+7010321+7023010(Top 81%)9429(Top 77%)9429(Top 172%)
21M21.00 mi1.00 mi24877+17910242+7910242+7920914(Top 74%)8411(Top 69%)8411(Top 154%)
35K21.75 mi0.75 mi24837+4010223+1910223+1923634(Top 83%)9870(Top 81%)9870(Top 180%)
23M23.00 mi1.25 mi24762+7510197+2610197+2622985(Top 81%)9600(Top 79%)9600(Top 176%)
24M24.00 mi1.00 mi24743+1910208-1110208-1124142(Top 85%)10191(Top 83%)10191(Top 186%)
40K24.85 mi0.85 mi24718+2510204+410204+424043(Top 85%)10187(Top 83%)10187(Top 186%)
25.2M25.20 mi0.35 mi24685+3310190+1410190+1421860(Top 77%)9098(Top 74%)9098(Top 166%)
Finish26.22 mi1.02 mi24555+13010127+6310127+6319225(Top 68%)7741(Top 63%)7741(Top 142%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 91%
×21stories
+97ft-345ft

Overall

25772

Females

10660

F18-39

10660

5K→10K

3.1 - 6.2 mi

Top 91%
×5stories
+79ft-138ft

Overall

25726

Females

10646

F18-39

10646

10K→15K

6.2 - 9.3 mi

Top 91%
×3stories
+67ft-78ft

Overall

25772

Females

10660

F18-39

10660

15K→20K

9.3 - 12.4 mi

Top 89%
×5stories
+106ft-86ft

Overall

25225

Females

10389

F18-39

10389

20K→Half

12.4 - 13.1 mi

Top 87%
×2stories
+19ft-37ft

Overall

24836

Females

10186

F18-39

10186

Half→25K

13.1 - 15.5 mi

Top 88%
×4stories
+66ft-88ft

Overall

24929

Females

10247

F18-39

10247

25K→30K

15.5 - 18.6 mi

Top 83%
×9stories
+181ft-148ft

Overall

23642

Females

9676

F18-39

9676

30K→20M

18.6 - 20.0 mi

Top 81%
×5stories
+64ft-50ft

Overall

23010

Females

9429

F18-39

9429

20M→21M

20.0 - 21.0 mi

Top 74%
×8stories
+106ft-24ft

Overall

20914

Females

8411

F18-39

8411

21M→35K

21.0 - 21.8 mi

Top 83%
×7stories
+17ft-86ft

Overall

23634

Females

9870

F18-39

9870

35K→23M

21.8 - 23.0 mi

Top 81%
×5stories
+23ft-63ft

Overall

22985

Females

9600

F18-39

9600

23M→24M

23.0 - 24.0 mi

Top 85%
×6stories
+12ft-82ft

Overall

24142

Females

10191

F18-39

10191

24M→40K

24.0 - 24.9 mi

Top 85%
×1story
+6ft-20ft

Overall

24043

Females

10187

F18-39

10187

40K→25.2M

24.9 - 25.2 mi

Top 77%
×1story
+13ft-16ft

Overall

21860

Females

9098

F18-39

9098

25.2M→Finish

25.2 - 26.2 mi

Top 68%
×2stories
+22ft-21ft

Overall

19225

Females

7741

F18-39

7741

Passing Analysis

Category:
Athletes Passed
2062
Passed By
311
Net Change
+1751
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#26306
5K → 10K36257+305#26306#26001
10K → 15K17377+96#26001#25905
15K → 20K23026+204#25905#25701
20K → Half425+37#25701#25664
Half → 25K17445+129#25664#25535
25K → 30K35313+340#25535#25195
30K → 20M1412+139#25195#25056
20M → 21M1823+179#25056#24877
21M → 35K5515+40#24877#24837
35K → 23M8813+75#24837#24762
23M → 24M5233+19#24762#24743
24M → 40K4621+25#24743#24718
40K → 25.2M341+33#24718#24685
25.2M → Finish1300+130#24685#24555
TOTALS2062311+1751
📊

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