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BOSTON MARATHON 2026

Isaac Adams

Bib: 24891 •M •Age: N/A

TX

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0:00
/ mi
Masters
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Overall
#0 / 29021
Gender (Male)
#0 / 16340
Masters (Masters Men)
#0 / 10617
Age Group (M65-69)
#0 / 774
Race Day Weather
51°/41°F
overcast clouds

Race Timeline and Course Information

Your journey through the course with elevation, pacing, and checkpoint details

⏱️ Race Timeline

Watch your race unfold from start to finish

Start
0:00:00
Race begins
5K
27:35
3.11 mi
Rank: #22070
Start → 5K
27:35 | 8:53/mi
10K
55:53
6.21 mi
Rank: #22709 (-639)
5K → 10K
28:18 | 9:07/mi
15K
1:24:17
9.32 mi
Rank: #22891 (-182)
10K → 15K
28:24 | 9:09/mi
20K
1:53:04
12.43 mi
Rank: #22929 (-38)
15K → 20K
28:47 | 9:16/mi
HALF
1:59:17
13.11 mi
Rank: #22939 (-10)
20K → HALF
6:13 | 9:08/mi
25K
2:21:44
15.53 mi
Rank: #22829 (+110)
HALF → 25K
22:27 | 9:16/mi
30K
2:51:44
18.64 mi
Rank: #22682 (+147)
25K → 30K
30:00 | 9:40/mi
20M
3:05:20
20.00 mi
Rank: #22666 (+16)
30K → 20M
13:36 | 10:01/mi
21M
3:21:10
21.00 mi
Rank: #23422 (-756)
20M → 21M
15:50 | 15:50/mi
35K
3:28:19
21.75 mi
Rank: #23337 (+85)
21M → 35K
7:09 | 9:34/mi
23M
3:40:15
23.00 mi
Rank: #23189 (+148)
35K → 23M
11:56 | 9:33/mi
24M
3:49:41
24.00 mi
Rank: #23084 (+105)
23M → 24M
9:26 | 9:26/mi
40K
3:57:58
24.85 mi
Rank: #22998 (+86)
24M → 40K
8:17 | 9:42/mi
25.2M
4:01:49
25.20 mi
Rank: #22991 (+7)
40K → 25.2M
3:51 | 11:10/mi
FINISH
4:11:32
26.22 mi
Rank: #22961 (+30)
25.2M → FINISH
9:43 | 9:33/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:59:17
Pace9:06 /mi
2nd Half
Distance13.11 mi
Time2:12:15
Pace10:06 /mi
📊Positive Split: 10.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:33:2327:358:5327:35
8:53
-
10K
6.21 mi12:01:4155:539:0028:18
9:07
+0:14
15K
9.32 mi12:30:051:24:179:0328:24
9:09
+0:02
20K
12.43 mi12:58:521:53:049:0628:47
9:16
+0:07
HALF
13.11 mi13:05:051:59:179:066:13
9:08
-0:08
25K
15.53 mi13:27:322:21:449:0822:27
9:16
+0:08
30K
18.64 mi13:57:322:51:449:1330:00
9:40
+0:24
20M
20.00 mi14:11:083:05:209:1713:36
10:01
+0:21
21M
21.00 mi14:26:583:21:109:3515:50
15:50
+5:49
35K
21.75 mi14:34:073:28:199:357:09
9:34
-6:16
23M
23.00 mi14:46:033:40:159:3511:56
9:33
-0:01
24M
24.00 mi14:55:293:49:419:359:26
9:26
-0:07
40K
24.85 mi15:03:463:57:589:358:17
9:42
+0:16
25.2M
25.20 mi15:07:374:01:499:363:51
11:10
+1:28
FINISH
26.22 mi15:17:204:11:329:379:43
9:33
-1:37

Checkpoint Splits Visualizations

Explore your race data through different visual perspectives. Scroll to discover each visualization.

📈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

8:53 /mi

Average Pace

9:36 /mi

Slowest Pace

15:50 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Bar length shows time spent in each segment. Colors mark your faster to slower segments, relative to your own pace.

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

3:51:51

92% of race

Time at Slower Pace

19:41

8% of race

Average Pace: 9:36 /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

Enhanced split table showing pace trends through mini sparkline visualizations.

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi11:33:2327:358:5327:35
8:53
#22070
10K
6.21 mi12:01:4155:539:0028:18
9:07
#22709
15K
9.32 mi12:30:051:24:179:0328:24
9:09
#22891
20K
12.43 mi12:58:521:53:049:0628:47
9:16
#22929
HALF
13.11 mi13:05:051:59:179:066:13
9:08
#22939
25K
15.53 mi13:27:322:21:449:0822:27
9:16
#22829
30K
18.64 mi13:57:322:51:449:1330:00
9:40
#22682
20M
20.00 mi14:11:083:05:209:1713:36
10:01
#22666
21M
21.00 mi14:26:583:21:109:3515:50
15:50
#23422
35K
21.75 mi14:34:073:28:199:357:09
9:34
#23337
23M
23.00 mi14:46:033:40:159:3511:56
9:33
#23189
24M
24.00 mi14:55:293:49:419:359:26
9:26
#23084
40K
24.85 mi15:03:463:57:589:358:17
9:42
#22998
25.2M
25.20 mi15:07:374:01:499:363:51
11:10
#22991
FINISH
26.22 mi15:17:204:11:329:379:43
9:33
#22961
Faster pace
Steady pace
Slower pace

Rankings

Your position at each checkpoint and how you ranked in each segment

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM65-69Seg. OverallSeg. MalesSeg. M65-69
5K3.11 mi3.11 mi22070132531325323276(Top 80%)13896(Top 85%)13896(Top 1795%)
10K6.21 mi3.10 mi22709-63913604-35113604-35123270(Top 80%)13879(Top 85%)13879(Top 1793%)
15K9.32 mi3.11 mi22891-18213711-10713711-10723276(Top 80%)13896(Top 85%)13896(Top 1795%)
20K12.43 mi3.11 mi22929-38137111371123006(Top 79%)13736(Top 84%)13736(Top 1775%)
HALF13.11 mi0.68 mi22939-1013715-413715-423180(Top 80%)13830(Top 85%)13830(Top 1787%)
25K15.53 mi2.42 mi22829+11013650+6513650+6522245(Top 77%)13349(Top 82%)13349(Top 1725%)
30K18.64 mi3.11 mi22682+14713548+10213548+10222124(Top 76%)13210(Top 81%)13210(Top 1707%)
20M20.00 mi1.36 mi22666+1613520+2813520+2822604(Top 78%)13356(Top 82%)13356(Top 1726%)
21M21.00 mi1.00 mi23422-75613878-35813878-35828497(Top 98%)16067(Top 98%)16067(Top 2076%)
35K21.75 mi0.75 mi23337+8513825+5313825+5321939(Top 76%)12935(Top 79%)12935(Top 1671%)
23M23.00 mi1.25 mi23189+14813744+8113744+8120697(Top 71%)12317(Top 75%)12317(Top 1591%)
24M24.00 mi1.00 mi23084+10513675+6913675+6921116(Top 73%)12445(Top 76%)12445(Top 1608%)
40K24.85 mi0.85 mi22998+8613627+4813627+4821004(Top 72%)12347(Top 76%)12347(Top 1595%)
25.2M25.20 mi0.35 mi22991+713615+1213615+1222746(Top 78%)13193(Top 81%)13193(Top 1705%)
FINISH26.22 mi1.02 mi22961+3013592+2313592+2322454(Top 77%)13061(Top 80%)13061(Top 1687%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 80%
×21
+97ft-345ft

Overall

23276

Males

13896

M65-69

13896

5K→10K

3.1 - 6.2 mi

Top 80%
×5
+79ft-138ft

Overall

23270

Males

13879

M65-69

13879

10K→15K

6.2 - 9.3 mi

Top 80%
×3
+67ft-78ft

Overall

23276

Males

13896

M65-69

13896

15K→20K

9.3 - 12.4 mi

Top 79%
×5
+106ft-86ft

Overall

23006

Males

13736

M65-69

13736

20K→HALF

12.4 - 13.1 mi

Top 80%
×2
+19ft-37ft

Overall

23180

Males

13830

M65-69

13830

HALF→25K

13.1 - 15.5 mi

Top 77%
×4
+66ft-88ft

Overall

22245

Males

13349

M65-69

13349

25K→30K

15.5 - 18.6 mi

Top 76%
×9
+181ft-148ft

Overall

22124

Males

13210

M65-69

13210

30K→20M

18.6 - 20.0 mi

Top 78%
×5
+64ft-50ft

Overall

22604

Males

13356

M65-69

13356

20M→21M

20.0 - 21.0 mi

Top 98%
×8
+106ft-24ft

Overall

28497

Males

16067

M65-69

16067

21M→35K

21.0 - 21.8 mi

Top 76%
×7
+17ft-86ft

Overall

21939

Males

12935

M65-69

12935

35K→23M

21.8 - 23.0 mi

Top 71%
×5
+23ft-63ft

Overall

20697

Males

12317

M65-69

12317

23M→24M

23.0 - 24.0 mi

Top 73%
×6
+12ft-82ft

Overall

21116

Males

12445

M65-69

12445

24M→40K

24.0 - 24.9 mi

Top 72%
×1
+6ft-20ft

Overall

21004

Males

12347

M65-69

12347

40K→25.2M

24.9 - 25.2 mi

Top 78%
×1
+13ft-16ft

Overall

22746

Males

13193

M65-69

13193

25.2M→FINISH

25.2 - 26.2 mi

Top 77%
×2
+22ft-21ft

Overall

22454

Males

13061

M65-69

13061

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1383*
Passed By
1119
Net Change
-891
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#22070
5K → 10K76200-639#22070#22709
10K → 15K98200-182#22709#22891
15K → 20K144182-38#22891#22929
20K → HALF2333-10#22929#22939
HALF → 25K18070+110#22939#22829
25K → 30K238*91+147#22829#22682
30K → 20M8973+16#22682#22666
20M → 21M4200-756#22666#23422
21M → 35K949+85#23422#23337
35K → 23M1568+148#23337#23189
23M → 24M1116+105#23189#23084
24M → 40K904+86#23084#22998
40K → 25.2M2619+7#22998#22991
25.2M → FINISH5424+30#22991#22961
TOTALS1383*1119-891

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

Passing Analysis Visualizations

Explore your passing analysis through 5 different visualizations. Scroll to discover each one.

Time:
Category:

📈Position Graph

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🎨Heatmap Timeline

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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Qualifying & Age Grade

See how your performance stacks up against qualifying standards

OTQ

Olympic Trials Qualifying analysis available

Activity Data

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing