Boston Marathon logo
BOSTON MARATHON 2025

Hanae Yaskawa

Bib: 13029•F

MD

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 28404
Top 29%
Gender (Female)
#0 / 12228
Top 12%
Division (F18-39)
#0 / 5469
Top 23%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:38
Rank: #13179
Start → 5K
7:36/mi
23:38 split
10K· 6.21 mi
46:28
Rank: #11943 (+1236)
5K → 10K
7:21/mi
22:50 split
15K· 9.32 mi
1:08:54
Rank: #10993 (+950)
10K → 15K
7:13/mi
22:26 split
20K· 12.43 mi
1:31:29
Rank: #10415 (+578)
15K → 20K
7:16/mi
22:35 split
Half· 13.11 mi
1:36:20
Rank: #10284 (+131)
20K → Half
7:07/mi
4:51 split
25K· 15.53 mi
1:54:16
Rank: #10056 (+228)
Half → 25K
7:24/mi
17:56 split
30K· 18.64 mi
2:17:41
Rank: #9589 (+467)
25K → 30K
7:32/mi
23:25 split
20M
2:27:54
Rank: #9340 (+249)
30K → 20M
7:31/mi
10:13 split
21M
2:35:50
Rank: #9160 (+180)
20M → 21M
7:56/mi
7:56 split
35K· 21.75 mi
2:41:15
Rank: #9050 (+110)
21M → 35K
7:14/mi
5:25 split
23M
2:50:40
Rank: #8811 (+239)
35K → 23M
7:31/mi
9:25 split
24M
2:57:54
Rank: #8631 (+180)
23M → 24M
7:14/mi
7:14 split
40K· 24.85 mi
3:04:15
Rank: #8481 (+150)
24M → 40K
7:26/mi
6:21 split
25.2M
3:07:07
Rank: #8443 (+38)
40K → 25.2M
8:19/mi
2:52 split
Finish· 26.22 mi
3:14:25
Rank: #8371 (+72)
25.2M → Finish
7:10/mi
7:18 split

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
Time1:36:20
Pace7:21 /mi
2nd Half
Distance13.11 mi
Time1:38:05
Pace7:29 /mi
📊Positive Split: 1.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:53:0723:387:3623:38
7:36
-
10K
6.21 mi11:15:5746:287:2922:50
7:21
-0:15
15K
9.32 mi11:38:231:08:547:2422:26
7:13
-0:08
20K
12.43 mi12:00:581:31:297:2222:35
7:16
+0:03
Half
13.11 mi12:05:491:36:207:214:51
7:07
-0:09
25K
15.53 mi12:23:451:54:167:2117:56
7:24
+0:17
30K
18.64 mi12:47:102:17:417:2323:25
7:32
+0:08
20M
20.00 mi12:57:232:27:547:2410:13
7:31
-0:01
21M
21.00 mi13:05:192:35:507:257:56
7:56
+0:25
35K
21.75 mi13:10:442:41:157:255:25
7:14
-0:42
23M
23.00 mi13:20:092:50:407:259:25
7:31
+0:17
24M
24.00 mi13:27:232:57:547:257:14
7:14
-0:17
40K
24.85 mi13:33:443:04:157:256:21
7:26
+0:12
25.2M
25.20 mi13:36:363:07:077:262:52
8:19
+0:53
Finish
26.22 mi13:43:543:14:257:257:18
7:10
-1:09

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

7:07 /mi

Average Pace

7:25 /mi

Slowest Pace

8:19 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:03:37

94% of race

Time at Steady Pace

10:48

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:25 /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 mi10:53:0723:387:3623:38
7:36
#13179
10K
6.21 mi11:15:5746:287:2922:50
7:21
#11943
15K
9.32 mi11:38:231:08:547:2422:26
7:13
#10993
20K
12.43 mi12:00:581:31:297:2222:35
7:16
#10415
Half
13.11 mi12:05:491:36:207:214:51
7:07
#10284
25K
15.53 mi12:23:451:54:167:2117:56
7:24
#10056
30K
18.64 mi12:47:102:17:417:2323:25
7:32
#9589
20M
20.00 mi12:57:232:27:547:2410:13
7:31
#9340
21M
21.00 mi13:05:192:35:507:257:56
7:56
#9160
35K
21.75 mi13:10:442:41:157:255:25
7:14
#9050
23M
23.00 mi13:20:092:50:407:259:25
7:31
#8811
24M
24.00 mi13:27:232:57:547:257:14
7:14
#8631
40K
24.85 mi13:33:443:04:157:256:21
7:26
#8481
25.2M
25.20 mi13:36:363:07:077:262:52
8:19
#8443
Finish
26.22 mi13:43:543:14:257:257:18
7:10
#8371
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi13179341634169303(Top 33%)1562(Top 13%)1562(Top 29%)
10K6.21 mi3.10 mi11943+12362775+6412775+64110747(Top 38%)2178(Top 18%)2178(Top 40%)
15K9.32 mi3.11 mi10993+9502312+4632312+4639303(Top 33%)1562(Top 13%)1562(Top 29%)
20K12.43 mi3.11 mi10415+5782061+2512061+2518801(Top 31%)1436(Top 12%)1436(Top 26%)
Half13.11 mi0.68 mi10284+1312008+532008+538434(Top 30%)1272(Top 10%)1272(Top 23%)
25K15.53 mi2.42 mi10056+2281935+731935+739131(Top 32%)1687(Top 14%)1687(Top 31%)
30K18.64 mi3.11 mi9589+4671774+1611774+1618013(Top 28%)1395(Top 11%)1395(Top 26%)
20M20.00 mi1.36 mi9340+2491689+851689+857161(Top 25%)1208(Top 10%)1208(Top 22%)
21M21.00 mi1.00 mi9160+1801641+481641+487010(Top 25%)1308(Top 11%)1308(Top 24%)
35K21.75 mi0.75 mi9050+1101614+271614+276906(Top 24%)1257(Top 10%)1257(Top 23%)
23M23.00 mi1.25 mi8811+2391558+561558+566765(Top 24%)1299(Top 11%)1299(Top 24%)
24M24.00 mi1.00 mi8631+1801517+411517+416058(Top 21%)1093(Top 9%)1093(Top 20%)
40K24.85 mi0.85 mi8481+1501496+211496+216401(Top 23%)1300(Top 11%)1300(Top 24%)
25.2M25.20 mi0.35 mi8443+381495+11495+17763(Top 27%)1952(Top 16%)1952(Top 36%)
Finish26.22 mi1.02 mi8371+721497-21497-26840(Top 24%)1585(Top 13%)1585(Top 29%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 33%
×21story building
+97ft-345ft

Overall

9303

Females

1562

F18-39

1562

5K→10K

3.1 - 6.2 mi

Top 38%
×5story building
+79ft-138ft

Overall

10747

Females

2178

F18-39

2178

10K→15K

6.2 - 9.3 mi

Top 33%
×3story building
+67ft-78ft

Overall

9303

Females

1562

F18-39

1562

15K→20K

9.3 - 12.4 mi

Top 31%
×5story building
+106ft-86ft

Overall

8801

Females

1436

F18-39

1436

20K→Half

12.4 - 13.1 mi

Top 30%
×2story building
+19ft-37ft

Overall

8434

Females

1272

F18-39

1272

Half→25K

13.1 - 15.5 mi

Top 32%
×4story building
+66ft-88ft

Overall

9131

Females

1687

F18-39

1687

25K→30K

15.5 - 18.6 mi

Top 28%
×9story building
+181ft-148ft

Overall

8013

Females

1395

F18-39

1395

30K→20M

18.6 - 20.0 mi

Top 25%
×5story building
+64ft-50ft

Overall

7161

Females

1208

F18-39

1208

20M→21M

20.0 - 21.0 mi

Top 25%
×8story building
+106ft-24ft

Overall

7010

Females

1308

F18-39

1308

21M→35K

21.0 - 21.8 mi

Top 24%
×7story building
+17ft-86ft

Overall

6906

Females

1257

F18-39

1257

35K→23M

21.8 - 23.0 mi

Top 24%
×5story building
+23ft-63ft

Overall

6765

Females

1299

F18-39

1299

23M→24M

23.0 - 24.0 mi

Top 21%
×6story building
+12ft-82ft

Overall

6058

Females

1093

F18-39

1093

24M→40K

24.0 - 24.9 mi

Top 23%
×1story
+6ft-20ft

Overall

6401

Females

1300

F18-39

1300

40K→25.2M

24.9 - 25.2 mi

Top 27%
×1story
+13ft-16ft

Overall

7763

Females

1952

F18-39

1952

25.2M→Finish

25.2 - 26.2 mi

Top 24%
×2story building
+22ft-21ft

Overall

6840

Females

1585

F18-39

1585

Passing Analysis

Category:
Athletes Passed
5024*
Passed By
216
Net Change
+4808
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#13179
5K → 10K125721+1236#13179#11943
10K → 15K9533+950#11943#10993
15K → 20K5857+578#10993#10415
20K → Half1321+131#10415#10284
Half → 25K268*40+228#10284#10056
25K → 30K497*30+467#10056#9589
30K → 20M2578+249#9589#9340
20M → 21M19515+180#9340#9160
21M → 35K1177+110#9160#9050
35K → 23M25213+239#9050#8811
23M → 24M1855+180#8811#8631
24M → 40K16515+150#8631#8481
40K → 25.2M5517+38#8481#8443
25.2M → Finish10634+72#8443#8371
TOTALS5024*216+4808

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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
Share Feedback

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing