Boston Marathon logo
BOSTON MARATHON 2024

Hiromasa Nishiyama

Bib: 4824•M

IN

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 25550
Top 5%
Gender (Male)
#0 / 14578
Top 8%
Masters (Masters Men)
#0 / 9729
Top 2%
Division (M40-44)
#0 / 2009
Top 7%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
19:39
Rank: #2214
Start → 5K
19:39 | 6:19/mi
10K· 6.21 mi
39:03
Rank: #1899 (+315)
5K → 10K
19:24 | 6:15/mi
15K· 9.32 mi
58:27
Rank: #1747 (+152)
10K → 15K
19:24 | 6:15/mi
20K· 12.43 mi
1:18:25
Rank: #1745 (+2)
15K → 20K
19:58 | 6:26/mi
Half· 13.11 mi
1:22:45
Rank: #1745
20K → Half
4:20 | 6:21/mi
25K· 15.53 mi
1:38:28
Rank: #1699 (+46)
Half → 25K
15:43 | 6:29/mi
30K· 18.64 mi
1:58:44
Rank: #1513 (+186)
25K → 30K
20:16 | 6:31/mi
20M
2:07:29
Rank: #1397 (+116)
30K → 20M
8:45 | 6:26/mi
21M
2:14:20
Rank: #1312 (+85)
20M → 21M
6:51 | 6:51/mi
35K· 21.75 mi
2:19:02
Rank: #1267 (+45)
21M → 35K
4:42 | 6:17/mi
23M
2:27:24
Rank: #1212 (+55)
35K → 23M
8:22 | 6:41/mi
24M
2:34:06
Rank: #1206 (+6)
23M → 24M
6:42 | 6:42/mi
40K· 24.85 mi
2:40:02
Rank: #1216 (-10)
24M → 40K
5:56 | 6:56/mi
25.2M
2:42:40
Rank: #1213 (+3)
40K → 25.2M
2:38 | 7:38/mi
Finish· 26.22 mi
2:49:19
Rank: #1192 (+21)
25.2M → Finish
6:39 | 6:32/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
Time1:22:45
Pace6:19 /mi
2nd Half
Distance13.11 mi
Time1:26:34
Pace6:36 /mi
📊Positive Split: 4.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:22:3119:396:1919:39
6:19
-
10K
6.21 mi10:41:5539:036:1719:24
6:15
-0:04
15K
9.32 mi11:01:1958:276:1619:24
6:15
0:00
20K
12.43 mi11:21:171:18:256:1919:58
6:26
+0:11
Half
13.11 mi11:25:371:22:456:194:20
6:21
-0:05
25K
15.53 mi11:41:201:38:286:2015:43
6:29
+0:08
30K
18.64 mi12:01:361:58:446:2220:16
6:31
+0:02
20M
20.00 mi12:10:212:07:296:228:45
6:26
-0:05
21M
21.00 mi12:17:122:14:206:246:51
6:51
+0:25
35K
21.75 mi12:21:542:19:026:244:42
6:17
-0:34
23M
23.00 mi12:30:162:27:246:258:22
6:41
+0:24
24M
24.00 mi12:36:582:34:066:256:42
6:42
+0:01
40K
24.85 mi12:42:542:40:026:265:56
6:56
+0:14
25.2M
25.20 mi12:45:322:42:406:272:38
7:38
+0:42
Finish
26.22 mi12:52:112:49:196:286:39
6:32
-1:06

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

6:15 /mi

Average Pace

6:28 /mi

Slowest Pace

7:38 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

43:30

26% of race

Time at Steady Pace

1:35:20

56% of race

Time at Slower Pace

30:29

18% of race

Average Pace: 6:27 /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 mi10:22:3119:396:1919:39
6:19
#2214
10K
6.21 mi10:41:5539:036:1719:24
6:15
#1899
15K
9.32 mi11:01:1958:276:1619:24
6:15
#1747
20K
12.43 mi11:21:171:18:256:1919:58
6:26
#1745
Half
13.11 mi11:25:371:22:456:194:20
6:21
#1745
25K
15.53 mi11:41:201:38:286:2015:43
6:29
#1699
30K
18.64 mi12:01:361:58:446:2220:16
6:31
#1513
20M
20.00 mi12:10:212:07:296:228:45
6:26
#1397
21M
21.00 mi12:17:122:14:206:246:51
6:51
#1312
35K
21.75 mi12:21:542:19:026:244:42
6:17
#1267
23M
23.00 mi12:30:162:27:246:258:22
6:41
#1212
24M
24.00 mi12:36:582:34:066:256:42
6:42
#1206
40K
24.85 mi12:42:542:40:026:265:56
6:56
#1216
25.2M
25.20 mi12:45:322:42:406:272:38
7:38
#1213
Finish
26.22 mi12:52:112:49:196:286:39
6:32
#1192
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi2214213921391519(Top 6%)1467(Top 10%)1467(Top 73%)
10K6.21 mi3.10 mi1899+3151838+3011838+3011667(Top 7%)1615(Top 11%)1615(Top 80%)
15K9.32 mi3.11 mi1747+1521691+1471691+1471519(Top 6%)1467(Top 10%)1467(Top 73%)
20K12.43 mi3.11 mi1745+2169116911835(Top 7%)1769(Top 12%)1769(Top 88%)
Half13.11 mi0.68 mi17451692-11692-11834(Top 7%)1771(Top 12%)1771(Top 88%)
25K15.53 mi2.42 mi1699+461646+461646+461700(Top 7%)1637(Top 11%)1637(Top 81%)
30K18.64 mi3.11 mi1513+1861462+1841462+1841113(Top 4%)1062(Top 7%)1062(Top 53%)
20M20.00 mi1.36 mi1397+1161348+1141348+114737(Top 3%)695(Top 5%)695(Top 35%)
21M21.00 mi1.00 mi1312+851264+841264+84801(Top 3%)757(Top 5%)757(Top 38%)
35K21.75 mi0.75 mi1267+451219+451219+45791(Top 3%)749(Top 5%)749(Top 37%)
23M23.00 mi1.25 mi1212+551165+541165+541016(Top 4%)956(Top 7%)956(Top 48%)
24M24.00 mi1.00 mi1206+61159+61159+61365(Top 5%)1268(Top 9%)1268(Top 63%)
40K24.85 mi0.85 mi1216-101167-81167-81675(Top 7%)1521(Top 10%)1521(Top 76%)
25.2M25.20 mi0.35 mi1213+31163+41163+41709(Top 7%)1525(Top 10%)1525(Top 76%)
Finish26.22 mi1.02 mi1192+211141+221141+221456(Top 6%)1309(Top 9%)1309(Top 65%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 6%
×21stories
+97ft-345ft

Overall

1519

Males

1467

M40-44

1467

5K→10K

3.1 - 6.2 mi

Top 7%
×5stories
+79ft-138ft

Overall

1667

Males

1615

M40-44

1615

10K→15K

6.2 - 9.3 mi

Top 6%
×3stories
+67ft-78ft

Overall

1519

Males

1467

M40-44

1467

15K→20K

9.3 - 12.4 mi

Top 7%
×5stories
+106ft-86ft

Overall

1835

Males

1769

M40-44

1769

20K→Half

12.4 - 13.1 mi

Top 7%
×2stories
+19ft-37ft

Overall

1834

Males

1771

M40-44

1771

Half→25K

13.1 - 15.5 mi

Top 7%
×4stories
+66ft-88ft

Overall

1700

Males

1637

M40-44

1637

25K→30K

15.5 - 18.6 mi

Top 4%
×9stories
+181ft-148ft

Overall

1113

Males

1062

M40-44

1062

30K→20M

18.6 - 20.0 mi

Top 3%
×5stories
+64ft-50ft

Overall

737

Males

695

M40-44

695

20M→21M

20.0 - 21.0 mi

Top 3%
×8stories
+106ft-24ft

Overall

801

Males

757

M40-44

757

21M→35K

21.0 - 21.8 mi

Top 3%
×7stories
+17ft-86ft

Overall

791

Males

749

M40-44

749

35K→23M

21.8 - 23.0 mi

Top 4%
×5stories
+23ft-63ft

Overall

1016

Males

956

M40-44

956

23M→24M

23.0 - 24.0 mi

Top 5%
×6stories
+12ft-82ft

Overall

1365

Males

1268

M40-44

1268

24M→40K

24.0 - 24.9 mi

Top 7%
×1story
+6ft-20ft

Overall

1675

Males

1521

M40-44

1521

40K→25.2M

24.9 - 25.2 mi

Top 7%
×1story
+13ft-16ft

Overall

1709

Males

1525

M40-44

1525

25.2M→Finish

25.2 - 26.2 mi

Top 6%
×2stories
+22ft-21ft

Overall

1456

Males

1309

M40-44

1309

Passing Analysis

Category:
Athletes Passed
1284
Passed By
262
Net Change
+1022
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2214
5K → 10K32914+315#2214#1899
10K → 15K17119+152#1899#1747
15K → 20K6765+2#1747#1745
20K → Half11110#1745#1745
Half → 25K9751+46#1745#1699
25K → 30K19711+186#1699#1513
30K → 20M1171+116#1513#1397
20M → 21M894+85#1397#1312
21M → 35K483+45#1312#1267
35K → 23M616+55#1267#1212
23M → 24M2418+6#1212#1206
24M → 40K2333-10#1206#1216
40K → 25.2M1411+3#1216#1213
25.2M → Finish3615+21#1213#1192
TOTALS1284262+1022
📊

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