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BOSTON MARATHON 2025

Hisashi Akiyama

Bib: 7935•M

MA

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 10%
Gender (Male)
#0 / 16105
Top 17%
Masters (Masters Men)
#0 / 10463
Top 6%
Division (M50-54)
#0 / 1996
Top 2%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:00
Rank: #3360
Start → 5K
20:00 | 6:26/mi
10K· 6.21 mi
40:18
Rank: #3667 (-307)
5K → 10K
20:18 | 6:32/mi
15K· 9.32 mi
1:00:37
Rank: #3716 (-49)
10K → 15K
20:19 | 6:32/mi
20K· 12.43 mi
1:21:16
Rank: #3755 (-39)
15K → 20K
20:39 | 6:39/mi
Half· 13.11 mi
1:25:39
Rank: #3728 (+27)
20K → Half
4:23 | 6:25/mi
25K· 15.53 mi
1:41:30
Rank: #3598 (+130)
Half → 25K
15:51 | 6:32/mi
30K· 18.64 mi
2:02:06
Rank: #3329 (+269)
25K → 30K
20:36 | 6:38/mi
20M
2:11:07
Rank: #3183 (+146)
30K → 20M
9:01 | 6:38/mi
21M
2:18:19
Rank: #3148 (+35)
20M → 21M
7:12 | 7:12/mi
35K· 21.75 mi
2:23:47
Rank: #3269 (-121)
21M → 35K
5:28 | 7:18/mi
23M
2:32:08
Rank: #3133 (+136)
35K → 23M
8:21 | 6:40/mi
24M
2:38:41
Rank: #3047 (+86)
23M → 24M
6:33 | 6:33/mi
40K· 24.85 mi
2:44:29
Rank: #2997 (+50)
24M → 40K
5:48 | 6:47/mi
25.2M
2:47:03
Rank: #2981 (+16)
40K → 25.2M
2:34 | 7:27/mi
Finish· 26.22 mi
2:53:53
Rank: #2981
25.2M → Finish
6:50 | 6:42/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:25:39
Pace6:32 /mi
2nd Half
Distance13.11 mi
Time1:28:14
Pace6:44 /mi
📊Positive Split: 3.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:28:3620:006:2620:00
6:26
-
10K
6.21 mi10:48:5440:186:2920:18
6:32
+0:06
15K
9.32 mi11:09:131:00:376:3020:19
6:32
0:00
20K
12.43 mi11:29:521:21:166:3220:39
6:39
+0:07
Half
13.11 mi11:34:151:25:396:324:23
6:25
-0:14
25K
15.53 mi11:50:061:41:306:3215:51
6:32
+0:07
30K
18.64 mi12:10:422:02:066:3320:36
6:38
+0:06
20M
20.00 mi12:19:432:11:076:339:01
6:38
0:00
21M
21.00 mi12:26:552:18:196:357:12
7:12
+0:34
35K
21.75 mi12:32:232:23:476:375:28
7:18
+0:06
23M
23.00 mi12:40:442:32:086:378:21
6:40
-0:38
24M
24.00 mi12:47:172:38:416:376:33
6:33
-0:07
40K
24.85 mi12:53:052:44:296:375:48
6:47
+0:14
25.2M
25.20 mi12:55:392:47:036:382:34
7:27
+0:40
Finish
26.22 mi13:02:292:53:536:386:50
6:42
-0:45

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

6:25 /mi

Average Pace

6:38 /mi

Slowest Pace

7:27 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:38:39

91% of race

Time at Steady Pace

15:14

9% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:38 /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 mi10:28:3620:006:2620:00
6:26
#3360
10K
6.21 mi10:48:5440:186:2920:18
6:32
#3667
15K
9.32 mi11:09:131:00:376:3020:19
6:32
#3716
20K
12.43 mi11:29:521:21:166:3220:39
6:39
#3755
Half
13.11 mi11:34:151:25:396:324:23
6:25
#3728
25K
15.53 mi11:50:061:41:306:3215:51
6:32
#3598
30K
18.64 mi12:10:422:02:066:3320:36
6:38
#3329
20M
20.00 mi12:19:432:11:076:339:01
6:38
#3183
21M
21.00 mi12:26:552:18:196:357:12
7:12
#3148
35K
21.75 mi12:32:232:23:476:375:28
7:18
#3269
23M
23.00 mi12:40:442:32:086:378:21
6:40
#3133
24M
24.00 mi12:47:172:38:416:376:33
6:33
#3047
40K
24.85 mi12:53:052:44:296:375:48
6:47
#2997
25.2M
25.20 mi12:55:392:47:036:382:34
7:27
#2981
Finish
26.22 mi13:02:292:53:536:386:50
6:42
#2981
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi3360319131913798(Top 13%)3583(Top 22%)3583(Top 180%)
10K6.21 mi3.10 mi3667-3073475-2843475-2843959(Top 14%)3726(Top 23%)3726(Top 187%)
15K9.32 mi3.11 mi3716-493513-383513-383798(Top 13%)3583(Top 22%)3583(Top 180%)
20K12.43 mi3.11 mi3755-393544-313544-313974(Top 14%)3736(Top 23%)3736(Top 187%)
Half13.11 mi0.68 mi3728+273520+243520+243176(Top 11%)3017(Top 19%)3017(Top 151%)
25K15.53 mi2.42 mi3598+1303402+1183402+1183073(Top 11%)2914(Top 18%)2914(Top 146%)
30K18.64 mi3.11 mi3329+2693150+2523150+2522544(Top 9%)2406(Top 15%)2406(Top 121%)
20M20.00 mi1.36 mi3183+1463016+1343016+1342175(Top 8%)2056(Top 13%)2056(Top 103%)
21M21.00 mi1.00 mi3148+352981+352981+353107(Top 11%)2864(Top 18%)2864(Top 143%)
35K21.75 mi0.75 mi3269-1213086-1053086-1057223(Top 25%)5807(Top 36%)5807(Top 291%)
23M23.00 mi1.25 mi3133+1362961+1252961+1252111(Top 7%)1972(Top 12%)1972(Top 99%)
24M24.00 mi1.00 mi3047+862880+812880+812249(Top 8%)2081(Top 13%)2081(Top 104%)
40K24.85 mi0.85 mi2997+502831+492831+492744(Top 10%)2488(Top 15%)2488(Top 125%)
25.2M25.20 mi0.35 mi2981+162814+172814+173100(Top 11%)2741(Top 17%)2741(Top 137%)
Finish26.22 mi1.02 mi29812811+32811+33868(Top 14%)3333(Top 21%)3333(Top 167%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 13%
×21stories
+97ft-345ft

Overall

3798

Males

3583

M50-54

3583

5K→10K

3.1 - 6.2 mi

Top 14%
×5stories
+79ft-138ft

Overall

3959

Males

3726

M50-54

3726

10K→15K

6.2 - 9.3 mi

Top 13%
×3stories
+67ft-78ft

Overall

3798

Males

3583

M50-54

3583

15K→20K

9.3 - 12.4 mi

Top 14%
×5stories
+106ft-86ft

Overall

3974

Males

3736

M50-54

3736

20K→Half

12.4 - 13.1 mi

Top 11%
×2stories
+19ft-37ft

Overall

3176

Males

3017

M50-54

3017

Half→25K

13.1 - 15.5 mi

Top 11%
×4stories
+66ft-88ft

Overall

3073

Males

2914

M50-54

2914

25K→30K

15.5 - 18.6 mi

Top 9%
×9stories
+181ft-148ft

Overall

2544

Males

2406

M50-54

2406

30K→20M

18.6 - 20.0 mi

Top 8%
×5stories
+64ft-50ft

Overall

2175

Males

2056

M50-54

2056

20M→21M

20.0 - 21.0 mi

Top 11%
×8stories
+106ft-24ft

Overall

3107

Males

2864

M50-54

2864

21M→35K

21.0 - 21.8 mi

Top 25%
×7stories
+17ft-86ft

Overall

7223

Males

5807

M50-54

5807

35K→23M

21.8 - 23.0 mi

Top 7%
×5stories
+23ft-63ft

Overall

2111

Males

1972

M50-54

1972

23M→24M

23.0 - 24.0 mi

Top 8%
×6stories
+12ft-82ft

Overall

2249

Males

2081

M50-54

2081

24M→40K

24.0 - 24.9 mi

Top 10%
×1story
+6ft-20ft

Overall

2744

Males

2488

M50-54

2488

40K→25.2M

24.9 - 25.2 mi

Top 11%
×1story
+13ft-16ft

Overall

3100

Males

2741

M50-54

2741

25.2M→Finish

25.2 - 26.2 mi

Top 14%
×2stories
+22ft-21ft

Overall

3868

Males

3333

M50-54

3333

Passing Analysis

Category:
Athletes Passed
1249
Passed By
870
Net Change
+379
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3360
5K → 10K30337-307#3360#3667
10K → 15K90139-49#3667#3716
15K → 20K77116-39#3716#3755
20K → Half325+27#3755#3728
Half → 25K14212+130#3728#3598
25K → 30K28213+269#3598#3329
30K → 20M1471+146#3329#3183
20M → 21M7136+35#3183#3148
21M → 35K12133-121#3148#3269
35K → 23M1415+136#3269#3133
23M → 24M9610+86#3133#3047
24M → 40K6212+50#3047#2997
40K → 25.2M2610+16#2997#2981
25.2M → Finish41410#2981#2981
TOTALS1249870+379
📊

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