Boston Marathon logo
BOSTON MARATHON 2025

Hiromasa Aono

Bib: 9154•M

MA

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 28404
Top 48%
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Division (M40-44)
#0 / 2247
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:59
Rank: #14125
Start → 5K
23:59 | 7:43/mi
10K· 6.21 mi
48:16
Rank: #14482 (-357)
5K → 10K
24:17 | 7:49/mi
15K· 9.32 mi
1:12:44
Rank: #14647 (-165)
10K → 15K
24:28 | 7:53/mi
20K· 12.43 mi
1:37:18
Rank: #14483 (+164)
15K → 20K
24:34 | 7:54/mi
Half· 13.11 mi
1:42:41
Rank: #14500 (-17)
20K → Half
5:23 | 7:53/mi
25K· 15.53 mi
2:02:16
Rank: #14466 (+34)
Half → 25K
19:35 | 8:05/mi
30K· 18.64 mi
2:27:34
Rank: #14006 (+460)
25K → 30K
25:18 | 8:09/mi
20M
2:39:03
Rank: #13929 (+77)
30K → 20M
11:29 | 8:27/mi
21M
2:48:04
Rank: #13881 (+48)
20M → 21M
9:01 | 9:01/mi
35K· 21.75 mi
2:54:22
Rank: #13905 (-24)
21M → 35K
6:18 | 8:25/mi
23M
3:05:07
Rank: #13914 (-9)
35K → 23M
10:45 | 8:35/mi
24M
3:13:27
Rank: #13888 (+26)
23M → 24M
8:20 | 8:20/mi
40K· 24.85 mi
3:20:47
Rank: #13872 (+16)
24M → 40K
7:20 | 8:35/mi
25.2M
3:23:42
Rank: #13757 (+115)
40K → 25.2M
2:55 | 8:27/mi
Finish· 26.22 mi
3:31:19
Rank: #13565 (+192)
25.2M → Finish
7:37 | 7:28/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
Time1:42:41
Pace7:50 /mi
2nd Half
Distance13.11 mi
Time1:48:38
Pace8:17 /mi
📊Positive Split: 5.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:57:0523:597:4323:59
7:43
-
10K
6.21 mi11:21:2248:167:4624:17
7:49
+0:06
15K
9.32 mi11:45:501:12:447:4824:28
7:53
+0:04
20K
12.43 mi12:10:241:37:187:5024:34
7:54
+0:01
Half
13.11 mi12:15:471:42:417:505:23
7:53
-0:01
25K
15.53 mi12:35:222:02:167:5219:35
8:05
+0:12
30K
18.64 mi13:00:402:27:347:5525:18
8:09
+0:04
20M
20.00 mi13:12:092:39:037:5711:29
8:27
+0:18
21M
21.00 mi13:21:102:48:048:009:01
9:01
+0:34
35K
21.75 mi13:27:282:54:228:016:18
8:25
-0:36
23M
23.00 mi13:38:133:05:078:0310:45
8:35
+0:10
24M
24.00 mi13:46:333:13:278:048:20
8:20
-0:15
40K
24.85 mi13:53:533:20:478:057:20
8:35
+0:15
25.2M
25.20 mi13:56:483:23:428:052:55
8:27
-0:08
Finish
26.22 mi14:04:253:31:198:047:37
7:28
-0:59

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

7:28 /mi

Average Pace

8:04 /mi

Slowest Pace

9:01 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:50:18

52% of race

Time at Steady Pace

53:13

25% of race

Time at Slower Pace

47:48

23% of race

Average Pace: 8:04 /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 mi10:57:0523:597:4323:59
7:43
#14125
10K
6.21 mi11:21:2248:167:4624:17
7:49
#14482
15K
9.32 mi11:45:501:12:447:4824:28
7:53
#14647
20K
12.43 mi12:10:241:37:187:5024:34
7:54
#14483
Half
13.11 mi12:15:471:42:417:505:23
7:53
#14500
25K
15.53 mi12:35:222:02:167:5219:35
8:05
#14466
30K
18.64 mi13:00:402:27:347:5525:18
8:09
#14006
20M
20.00 mi13:12:092:39:037:5711:29
8:27
#13929
21M
21.00 mi13:21:102:48:048:009:01
9:01
#13881
35K
21.75 mi13:27:282:54:228:016:18
8:25
#13905
23M
23.00 mi13:38:133:05:078:0310:45
8:35
#13914
24M
24.00 mi13:46:333:13:278:048:20
8:20
#13888
40K
24.85 mi13:53:533:20:478:057:20
8:35
#13872
25.2M
25.20 mi13:56:483:23:428:052:55
8:27
#13757
Finish
26.22 mi14:04:253:31:198:047:37
7:28
#13565
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi14125100921009215024(Top 53%)10385(Top 64%)10385(Top 462%)
10K6.21 mi3.10 mi14482-35710220-12810220-12814954(Top 53%)10403(Top 65%)10403(Top 463%)
15K9.32 mi3.11 mi14647-16510263-4310263-4315024(Top 53%)10385(Top 64%)10385(Top 462%)
20K12.43 mi3.11 mi14483+16410161+10210161+10214134(Top 50%)9923(Top 62%)9923(Top 442%)
Half13.11 mi0.68 mi14500-17101611016114932(Top 53%)10295(Top 64%)10295(Top 458%)
25K15.53 mi2.42 mi14466+3410107+5410107+5414461(Top 51%)9954(Top 62%)9954(Top 443%)
30K18.64 mi3.11 mi14006+4609857+2509857+25012389(Top 44%)8862(Top 55%)8862(Top 394%)
20M20.00 mi1.36 mi13929+779786+719786+7113456(Top 47%)9193(Top 57%)9193(Top 409%)
21M21.00 mi1.00 mi13881+489739+479739+4713593(Top 48%)9149(Top 57%)9149(Top 407%)
35K21.75 mi0.75 mi13905-249733+69733+614951(Top 53%)9700(Top 60%)9700(Top 432%)
23M23.00 mi1.25 mi13914-99700+339700+3313826(Top 49%)9081(Top 56%)9081(Top 404%)
24M24.00 mi1.00 mi13888+269654+469654+4613463(Top 47%)8882(Top 55%)8882(Top 395%)
40K24.85 mi0.85 mi13872+169606+489606+4813907(Top 49%)8956(Top 56%)8956(Top 399%)
25.2M25.20 mi0.35 mi13757+1159549+579549+578567(Top 30%)6252(Top 39%)6252(Top 278%)
Finish26.22 mi1.02 mi13565+1929454+959454+959013(Top 32%)6453(Top 40%)6453(Top 287%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 53%
×21stories
+97ft-345ft

Overall

15024

Males

10385

M40-44

10385

5K→10K

3.1 - 6.2 mi

Top 53%
×5stories
+79ft-138ft

Overall

14954

Males

10403

M40-44

10403

10K→15K

6.2 - 9.3 mi

Top 53%
×3stories
+67ft-78ft

Overall

15024

Males

10385

M40-44

10385

15K→20K

9.3 - 12.4 mi

Top 50%
×5stories
+106ft-86ft

Overall

14134

Males

9923

M40-44

9923

20K→Half

12.4 - 13.1 mi

Top 53%
×2stories
+19ft-37ft

Overall

14932

Males

10295

M40-44

10295

Half→25K

13.1 - 15.5 mi

Top 51%
×4stories
+66ft-88ft

Overall

14461

Males

9954

M40-44

9954

25K→30K

15.5 - 18.6 mi

Top 44%
×9stories
+181ft-148ft

Overall

12389

Males

8862

M40-44

8862

30K→20M

18.6 - 20.0 mi

Top 47%
×5stories
+64ft-50ft

Overall

13456

Males

9193

M40-44

9193

20M→21M

20.0 - 21.0 mi

Top 48%
×8stories
+106ft-24ft

Overall

13593

Males

9149

M40-44

9149

21M→35K

21.0 - 21.8 mi

Top 53%
×7stories
+17ft-86ft

Overall

14951

Males

9700

M40-44

9700

35K→23M

21.8 - 23.0 mi

Top 49%
×5stories
+23ft-63ft

Overall

13826

Males

9081

M40-44

9081

23M→24M

23.0 - 24.0 mi

Top 47%
×6stories
+12ft-82ft

Overall

13463

Males

8882

M40-44

8882

24M→40K

24.0 - 24.9 mi

Top 49%
×1story
+6ft-20ft

Overall

13907

Males

8956

M40-44

8956

40K→25.2M

24.9 - 25.2 mi

Top 30%
×1story
+13ft-16ft

Overall

8567

Males

6252

M40-44

6252

25.2M→Finish

25.2 - 26.2 mi

Top 32%
×2stories
+22ft-21ft

Overall

9013

Males

6453

M40-44

6453

Passing Analysis

Category:
Athletes Passed
2251
Passed By
1691
Net Change
+560
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#14125
5K → 10K159516-357#14125#14482
10K → 15K143308-165#14482#14647
15K → 20K279115+164#14647#14483
20K → Half3451-17#14483#14500
Half → 25K186152+34#14500#14466
25K → 30K50444+460#14466#14006
30K → 20M15578+77#14006#13929
20M → 21M12072+48#13929#13881
21M → 35K5680-24#13881#13905
35K → 23M112121-9#13905#13914
23M → 24M9670+26#13914#13888
24M → 40K9276+16#13888#13872
40K → 25.2M1150+115#13872#13757
25.2M → Finish2008+192#13757#13565
TOTALS22511691+560
📊

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