Boston Marathon logo
BOSTON MARATHON 2023

Yoshikazu Minamihara

Bib: 23137•M

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 26622
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Division (M65-69)
#0 / 549
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
28:49
Rank: #21448
Start → 5K
28:49 | 9:17/mi
10K· 6.21 mi
58:11
Rank: #21930 (-482)
5K → 10K
29:22 | 9:27/mi
15K· 9.32 mi
1:28:03
Rank: #22145 (-215)
10K → 15K
29:52 | 9:37/mi
20K· 12.43 mi
1:58:04
Rank: #22101 (+44)
15K → 20K
30:01 | 9:40/mi
Half· 13.11 mi
2:04:47
Rank: #22167 (-66)
20K → Half
6:43 | 9:51/mi
25K· 15.53 mi
2:28:29
Rank: #22049 (+118)
Half → 25K
23:42 | 9:46/mi
30K· 18.64 mi
2:59:59
Rank: #21938 (+111)
25K → 30K
31:30 | 10:08/mi
20M
3:13:51
Rank: #21857 (+81)
30K → 20M
13:52 | 10:12/mi
21M
3:24:37
Rank: #21776 (+81)
20M → 21M
10:46 | 10:46/mi
35K· 21.75 mi
3:32:05
Rank: #21762 (+14)
21M → 35K
7:28 | 9:59/mi
23M
3:44:55
Rank: #21682 (+80)
35K → 23M
12:50 | 10:15/mi
24M
3:54:56
Rank: #21651 (+31)
23M → 24M
10:01 | 10:01/mi
40K· 24.85 mi
4:03:41
Rank: #21624 (+27)
24M → 40K
8:45 | 10:14/mi
25.2M
4:07:29
Rank: #21596 (+28)
40K → 25.2M
3:48 | 11:01/mi
Finish· 26.22 mi
4:17:53
Rank: #21623 (-27)
25.2M → Finish
10:24 | 10:12/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
Time2:04:47
Pace9:31 /mi
2nd Half
Distance13.11 mi
Time2:13:06
Pace10:09 /mi
📊Positive Split: 6.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:23:4828:499:1728:49
9:17
-
10K
6.21 mi11:53:1058:119:2229:22
9:27
+0:10
15K
9.32 mi12:23:021:28:039:2729:52
9:37
+0:10
20K
12.43 mi12:53:031:58:049:3030:01
9:40
+0:03
Half
13.11 mi12:59:462:04:479:316:43
9:51
+0:11
25K
15.53 mi13:23:282:28:299:3423:42
9:46
-0:05
30K
18.64 mi13:54:582:59:599:3931:30
10:08
+0:22
20M
20.00 mi14:08:503:13:519:4213:52
10:12
+0:04
21M
21.00 mi14:19:363:24:379:4510:46
10:46
+0:34
35K
21.75 mi14:27:043:32:059:457:28
9:59
-0:47
23M
23.00 mi14:39:543:44:559:4712:50
10:15
+0:16
24M
24.00 mi14:49:553:54:569:4710:01
10:01
-0:14
40K
24.85 mi14:58:404:03:419:488:45
10:14
+0:13
25.2M
25.20 mi15:02:284:07:299:493:48
11:01
+0:47
Finish
26.22 mi15:12:524:17:539:5110:24
10:12
-0:49

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

9:17 /mi

Average Pace

9:51 /mi

Slowest Pace

11:01 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:41:44

86% of race

Time at Steady Pace

32:21

13% of race

Time at Slower Pace

3:48

1% of race

Average Pace: 9:50 /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 mi11:23:4828:499:1728:49
9:17
#21448
10K
6.21 mi11:53:1058:119:2229:22
9:27
#21930
15K
9.32 mi12:23:021:28:039:2729:52
9:37
#22145
20K
12.43 mi12:53:031:58:049:3030:01
9:40
#22101
Half
13.11 mi12:59:462:04:479:316:43
9:51
#22167
25K
15.53 mi13:23:282:28:299:3423:42
9:46
#22049
30K
18.64 mi13:54:582:59:599:3931:30
10:08
#21938
20M
20.00 mi14:08:503:13:519:4213:52
10:12
#21857
21M
21.00 mi14:19:363:24:379:4510:46
10:46
#21776
35K
21.75 mi14:27:043:32:059:457:28
9:59
#21762
23M
23.00 mi14:39:543:44:559:4712:50
10:15
#21682
24M
24.00 mi14:49:553:54:569:4710:01
10:01
#21651
40K
24.85 mi14:58:404:03:419:488:45
10:14
#21624
25.2M
25.20 mi15:02:284:07:299:493:48
11:01
#21596
Finish
26.22 mi15:12:524:17:539:5110:24
10:12
#21623
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM65-69Seg. OverallSeg. MalesSeg. M65-69
5K3.11 mi3.11 mi21448128191281922551(Top 85%)13432(Top 89%)13432(Top 2447%)
10K6.21 mi3.10 mi21930-48213097-27813097-27822366(Top 84%)13329(Top 88%)13329(Top 2428%)
15K9.32 mi3.11 mi22145-21513212-11513212-11522551(Top 85%)13432(Top 89%)13432(Top 2447%)
20K12.43 mi3.11 mi22101+4413194+1813194+1822035(Top 83%)13191(Top 87%)13191(Top 2403%)
Half13.11 mi0.68 mi22167-6613224-3013224-3022955(Top 86%)13598(Top 90%)13598(Top 2477%)
25K15.53 mi2.42 mi22049+11813173+5113173+5121665(Top 81%)12993(Top 86%)12993(Top 2367%)
30K18.64 mi3.11 mi21938+11113114+5913114+5921384(Top 80%)12797(Top 84%)12797(Top 2331%)
20M20.00 mi1.36 mi21857+8113071+4313071+4321014(Top 79%)12574(Top 83%)12574(Top 2290%)
21M21.00 mi1.00 mi21776+8113025+4613025+4620294(Top 76%)12189(Top 80%)12189(Top 2220%)
35K21.75 mi0.75 mi21762+1413010+1513010+1521196(Top 80%)12578(Top 83%)12578(Top 2291%)
23M23.00 mi1.25 mi21682+8012956+5412956+5420708(Top 78%)12337(Top 81%)12337(Top 2247%)
24M24.00 mi1.00 mi21651+3112930+2612930+2620819(Top 78%)12357(Top 81%)12357(Top 2251%)
40K24.85 mi0.85 mi21624+2712913+1712913+1720571(Top 77%)12188(Top 80%)12188(Top 2220%)
25.2M25.20 mi0.35 mi21596+2812891+2212891+2220495(Top 77%)12162(Top 80%)12162(Top 2215%)
Finish26.22 mi1.02 mi21623-2712893-212893-222296(Top 84%)12997(Top 86%)12997(Top 2367%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 85%
×21stories
+97ft-345ft

Overall

22551

Males

13432

M65-69

13432

5K→10K

3.1 - 6.2 mi

Top 84%
×5stories
+79ft-138ft

Overall

22366

Males

13329

M65-69

13329

10K→15K

6.2 - 9.3 mi

Top 85%
×3stories
+67ft-78ft

Overall

22551

Males

13432

M65-69

13432

15K→20K

9.3 - 12.4 mi

Top 83%
×5stories
+106ft-86ft

Overall

22035

Males

13191

M65-69

13191

20K→Half

12.4 - 13.1 mi

Top 86%
×2stories
+19ft-37ft

Overall

22955

Males

13598

M65-69

13598

Half→25K

13.1 - 15.5 mi

Top 81%
×4stories
+66ft-88ft

Overall

21665

Males

12993

M65-69

12993

25K→30K

15.5 - 18.6 mi

Top 80%
×9stories
+181ft-148ft

Overall

21384

Males

12797

M65-69

12797

30K→20M

18.6 - 20.0 mi

Top 79%
×5stories
+64ft-50ft

Overall

21014

Males

12574

M65-69

12574

20M→21M

20.0 - 21.0 mi

Top 76%
×8stories
+106ft-24ft

Overall

20294

Males

12189

M65-69

12189

21M→35K

21.0 - 21.8 mi

Top 80%
×7stories
+17ft-86ft

Overall

21196

Males

12578

M65-69

12578

35K→23M

21.8 - 23.0 mi

Top 78%
×5stories
+23ft-63ft

Overall

20708

Males

12337

M65-69

12337

23M→24M

23.0 - 24.0 mi

Top 78%
×6stories
+12ft-82ft

Overall

20819

Males

12357

M65-69

12357

24M→40K

24.0 - 24.9 mi

Top 77%
×1story
+6ft-20ft

Overall

20571

Males

12188

M65-69

12188

40K→25.2M

24.9 - 25.2 mi

Top 77%
×1story
+13ft-16ft

Overall

20495

Males

12162

M65-69

12162

25.2M→Finish

25.2 - 26.2 mi

Top 84%
×2stories
+22ft-21ft

Overall

22296

Males

12997

M65-69

12997

Passing Analysis

Category:
Athletes Passed
1233
Passed By
1408
Net Change
-175
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#21448
5K → 10K95577-482#21448#21930
10K → 15K97312-215#21930#22145
15K → 20K155111+44#22145#22101
20K → Half1278-66#22101#22167
Half → 25K15739+118#22167#22049
25K → 30K19685+111#22049#21938
30K → 20M11130+81#21938#21857
20M → 21M9615+81#21857#21776
21M → 35K4127+14#21776#21762
35K → 23M10121+80#21762#21682
23M → 24M5524+31#21682#21651
24M → 40K5023+27#21651#21624
40K → 25.2M357+28#21624#21596
25.2M → Finish3259-27#21596#21623
TOTALS12331408-175
📊

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