Boston Marathon logo
BOSTON MARATHON 2025

Ichiro Ishibashi

Bib: 18389•M

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 28404
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Division (M60-64)
#0 / 1259
Top 41%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
8:11/mi
25:26
↑ 97↓ 3451.5%
10K· 6.21 mi
8:20/mi
51:19
↑ 79↓ 1380.4%
15K· 9.32 mi
8:21/mi
1:17:14
↑ 67↓ 78
20K· 12.43 mi
8:41/mi
1:44:14
↑ 106↓ 860.1%
Half· 13.11 mi
8:04/mi
1:49:44
↑ 19↓ 370.5%
25K· 15.53 mi
8:28/mi
2:10:15
↑ 66↓ 880.2%
30K· 18.64 mi
8:44/mi
2:37:24
↑ 181↓ 1480.2%
20M
8:54/mi
2:49:29
↑ 64↓ 500.2%
21M
9:44/mi
2:59:13
↑ 106↓ 241.6%
35K· 21.75 mi
8:23/mi
3:05:29
↑ 17↓ 861.7%
23M
9:00/mi
3:16:45
↑ 23↓ 630.6%
24M
9:01/mi
3:25:46
↓ 821.3%
40K· 24.85 mi
9:13/mi
3:33:39
↓ 200.3%
25.2M
9:57/mi
3:37:05
↑ 13↓ 160.2%
Finish· 26.22 mi
9:29/mi
3:46:45
↑ 22↓ 21

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
Time1:49:44
Pace8:22 /mi
2nd Half
Distance13.11 mi
Time1:57:01
Pace8:56 /mi
📊Positive Split: 6.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:16:1425:268:1125:26
8:11
-
10K
6.21 mi11:42:0751:198:1625:53
8:20
+0:09
15K
9.32 mi12:08:021:17:148:1725:55
8:21
+0:01
20K
12.43 mi12:35:021:44:148:2327:00
8:41
+0:20
Half
13.11 mi12:40:321:49:448:225:30
8:04
-0:37
25K
15.53 mi13:01:032:10:158:2320:31
8:28
+0:24
30K
18.64 mi13:28:122:37:248:2727:09
8:44
+0:16
20M
20.00 mi13:40:172:49:298:2812:05
8:54
+0:10
21M
21.00 mi13:50:012:59:138:329:44
9:44
+0:50
35K
21.75 mi13:56:173:05:298:326:16
8:23
-1:21
23M
23.00 mi14:07:333:16:458:3311:16
9:00
+0:37
24M
24.00 mi14:16:343:25:468:349:01
9:01
+0:01
40K
24.85 mi14:24:273:33:398:367:53
9:13
+0:12
25.2M
25.20 mi14:27:533:37:058:373:26
9:57
+0:44
Finish
26.22 mi14:37:333:46:458:399:40
9:29
-0:28

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

8:04 /mi

Average Pace

8:39 /mi

Slowest Pace

9:57 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:29:00

39% of race

Time at Steady Pace

1:38:01

43% of race

Time at Slower Pace

39:44

18% of race

Average Pace: 8:39 /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 mi11:16:1425:268:1125:26
8:11
#18008
10K
6.21 mi11:42:0751:198:1625:53
8:20
#18356
15K
9.32 mi12:08:021:17:148:1725:55
8:21
#18318
20K
12.43 mi12:35:021:44:148:2327:00
8:41
#18568
Half
13.11 mi12:40:321:49:448:225:30
8:04
#18444
25K
15.53 mi13:01:032:10:158:2320:31
8:28
#18164
30K
18.64 mi13:28:122:37:248:2727:09
8:44
#17748
20M
20.00 mi13:40:172:49:298:2812:05
8:54
#17601
21M
21.00 mi13:50:012:59:138:329:44
9:44
#17573
35K
21.75 mi13:56:173:05:298:326:16
8:23
#17463
23M
23.00 mi14:07:333:16:458:3311:16
9:00
#17376
24M
24.00 mi14:16:343:25:468:349:01
9:01
#17375
40K
24.85 mi14:24:273:33:398:367:53
9:13
#17379
25.2M
25.20 mi14:27:533:37:058:373:26
9:57
#17379
Finish
26.22 mi14:37:333:46:458:399:40
9:29
#17537
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM60-64Seg. OverallSeg. MalesSeg. M60-64
5K3.11 mi3.11 mi18008116031160318318(Top 64%)11763(Top 73%)11763(Top 934%)
10K6.21 mi3.10 mi18356-34811766-16311766-16318744(Top 66%)11956(Top 74%)11956(Top 950%)
15K9.32 mi3.11 mi18318+3811744+2211744+2218318(Top 64%)11763(Top 73%)11763(Top 934%)
20K12.43 mi3.11 mi18568-25011857-11311857-11319355(Top 68%)12189(Top 76%)12189(Top 968%)
Half13.11 mi0.68 mi18444+12411809+4811809+4816344(Top 58%)10920(Top 68%)10920(Top 867%)
25K15.53 mi2.42 mi18164+28011660+14911660+14916949(Top 60%)11079(Top 69%)11079(Top 880%)
30K18.64 mi3.11 mi17748+41611439+22111439+22116222(Top 57%)10581(Top 66%)10581(Top 840%)
20M20.00 mi1.36 mi17601+14711346+9311346+9316174(Top 57%)10434(Top 65%)10434(Top 829%)
21M21.00 mi1.00 mi17573+2811316+3011316+3017175(Top 60%)10771(Top 67%)10771(Top 856%)
35K21.75 mi0.75 mi17463+11011243+7311243+7314719(Top 52%)9601(Top 60%)9601(Top 763%)
23M23.00 mi1.25 mi17376+8711172+7111172+7116230(Top 57%)10177(Top 63%)10177(Top 808%)
24M24.00 mi1.00 mi17375+111150+2211150+2217435(Top 61%)10666(Top 66%)10666(Top 847%)
40K24.85 mi0.85 mi17379-411130+2011130+2017429(Top 61%)10567(Top 66%)10567(Top 839%)
25.2M25.20 mi0.35 mi1737911116+1411116+1416785(Top 59%)10268(Top 64%)10268(Top 816%)
Finish26.22 mi1.02 mi17537-15811158-4211158-4221104(Top 74%)12337(Top 77%)12337(Top 980%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 64%
×21story building
+97ft-345ft

Overall

18318

Males

11763

M60-64

11763

5K→10K

3.1 - 6.2 mi

Top 66%
×5story building
+79ft-138ft

Overall

18744

Males

11956

M60-64

11956

10K→15K

6.2 - 9.3 mi

Top 64%
×3story building
+67ft-78ft

Overall

18318

Males

11763

M60-64

11763

15K→20K

9.3 - 12.4 mi

Top 68%
×5story building
+106ft-86ft

Overall

19355

Males

12189

M60-64

12189

20K→Half

12.4 - 13.1 mi

Top 58%
×2story building
+19ft-37ft

Overall

16344

Males

10920

M60-64

10920

Half→25K

13.1 - 15.5 mi

Top 60%
×4story building
+66ft-88ft

Overall

16949

Males

11079

M60-64

11079

25K→30K

15.5 - 18.6 mi

Top 57%
×9story building
+181ft-148ft

Overall

16222

Males

10581

M60-64

10581

30K→20M

18.6 - 20.0 mi

Top 57%
×5story building
+64ft-50ft

Overall

16174

Males

10434

M60-64

10434

20M→21M

20.0 - 21.0 mi

Top 60%
×8story building
+106ft-24ft

Overall

17175

Males

10771

M60-64

10771

21M→35K

21.0 - 21.8 mi

Top 52%
×7story building
+17ft-86ft

Overall

14719

Males

9601

M60-64

9601

35K→23M

21.8 - 23.0 mi

Top 57%
×5story building
+23ft-63ft

Overall

16230

Males

10177

M60-64

10177

23M→24M

23.0 - 24.0 mi

Top 61%
×6story building
+12ft-82ft

Overall

17435

Males

10666

M60-64

10666

24M→40K

24.0 - 24.9 mi

Top 61%
×1story
+6ft-20ft

Overall

17429

Males

10567

M60-64

10567

40K→25.2M

24.9 - 25.2 mi

Top 59%
×1story
+13ft-16ft

Overall

16785

Males

10268

M60-64

10268

25.2M→Finish

25.2 - 26.2 mi

Top 74%
×2story building
+22ft-21ft

Overall

21104

Males

12337

M60-64

12337

Passing Analysis

Category:
Athletes Passed
2191
Passed By
1720
Net Change
+471
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#18008
5K → 10K154502-348#18008#18356
10K → 15K208170+38#18356#18318
15K → 20K127377-250#18318#18568
20K → Half1317+124#18568#18444
Half → 25K31838+280#18444#18164
25K → 30K46246+416#18164#17748
30K → 20M18437+147#17748#17601
20M → 21M11890+28#17601#17573
21M → 35K13121+110#17573#17463
35K → 23M14861+87#17463#17376
23M → 24M8483+1#17376#17375
24M → 40K6670-4#17375#17379
40K → 25.2M32320#17379#17379
25.2M → Finish28186-158#17379#17537
TOTALS21911720+471
📊

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

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing