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BOSTON MARATHON 2026

Matthew Callahan

Bib: 19683•M

CT

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0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Gender (Male)
#0 / 16340
Masters (Masters Men)
#0 / 10617
Age Group (M55-59)
#0 / 1491
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
25:59
3.11 mi
Rank: #19280
Start → 5K
25:59 | 8:22/mi
10K
52:37
6.21 mi
Rank: #19983 (-703)
5K → 10K
26:38 | 8:35/mi
15K
1:19:35
9.32 mi
Rank: #20339 (-356)
10K → 15K
26:58 | 8:41/mi
20K
1:46:59
12.43 mi
Rank: #20529 (-190)
15K → 20K
27:24 | 8:50/mi
HALF
1:52:45
13.11 mi
Rank: #20498 (+31)
20K → HALF
5:46 | 8:28/mi
25K
2:13:30
15.53 mi
Rank: #20242 (+256)
HALF → 25K
20:45 | 8:34/mi
30K
2:40:35
18.64 mi
Rank: #19854 (+388)
25K → 30K
27:05 | 8:44/mi
20M
2:52:30
20.00 mi
Rank: #19714 (+140)
30K → 20M
11:55 | 8:47/mi
21M
3:01:51
21.00 mi
Rank: #19593 (+121)
20M → 21M
9:21 | 9:21/mi
35K
3:08:22
21.75 mi
Rank: #19568 (+25)
21M → 35K
6:31 | 8:43/mi
23M
3:20:59
23.00 mi
Rank: #19812 (-244)
35K → 23M
12:37 | 10:05/mi
24M
3:30:51
24.00 mi
Rank: #19996 (-184)
23M → 24M
9:52 | 9:52/mi
40K
3:40:15
24.85 mi
Rank: #20257 (-261)
24M → 40K
9:24 | 11:00/mi
25.2M
3:43:48
25.20 mi
Rank: #20262 (-5)
40K → 25.2M
3:33 | 10:18/mi
FINISH
3:52:44
26.22 mi
Rank: #20231 (+31)
25.2M → FINISH
8:56 | 8:46/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:52:45
Pace8:37 /mi
2nd Half
Distance13.11 mi
Time1:59:59
Pace9:10 /mi
📊Positive Split: 6.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:09:5725:598:2225:59
8:22
-
10K
6.21 mi11:36:3552:378:2926:38
8:35
+0:13
15K
9.32 mi12:03:331:19:358:3326:58
8:41
+0:06
20K
12.43 mi12:30:571:46:598:3727:24
8:50
+0:09
HALF
13.11 mi12:36:431:52:458:375:46
8:28
-0:22
25K
15.53 mi12:57:282:13:308:3620:45
8:34
+0:06
30K
18.64 mi13:24:332:40:358:3727:05
8:44
+0:10
20M
20.00 mi13:36:282:52:308:3811:55
8:47
+0:03
21M
21.00 mi13:45:493:01:518:409:21
9:21
+0:34
35K
21.75 mi13:52:203:08:228:406:31
8:43
-0:38
23M
23.00 mi14:04:573:20:598:4512:37
10:05
+1:22
24M
24.00 mi14:14:493:30:518:489:52
9:52
-0:13
40K
24.85 mi14:24:133:40:158:529:24
11:00
+1:08
25.2M
25.20 mi14:27:463:43:488:533:33
10:18
-0:42
FINISH
26.22 mi14:36:423:52:448:538:56
8:46
-1:32

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

8:22 /mi

Average Pace

8:53 /mi

Slowest Pace

11:00 /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

25:59

11% of race

Time at Steady Pace

2:41:58

70% of race

Time at Slower Pace

44:47

19% of race

Average Pace: 8:53 /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 mi11:09:5725:598:2225:59
8:22
#19280
10K
6.21 mi11:36:3552:378:2926:38
8:35
#19983
15K
9.32 mi12:03:331:19:358:3326:58
8:41
#20339
20K
12.43 mi12:30:571:46:598:3727:24
8:50
#20529
HALF
13.11 mi12:36:431:52:458:375:46
8:28
#20498
25K
15.53 mi12:57:282:13:308:3620:45
8:34
#20242
30K
18.64 mi13:24:332:40:358:3727:05
8:44
#19854
20M
20.00 mi13:36:282:52:308:3811:55
8:47
#19714
21M
21.00 mi13:45:493:01:518:409:21
9:21
#19593
35K
21.75 mi13:52:203:08:228:406:31
8:43
#19568
23M
23.00 mi14:04:573:20:598:4512:37
10:05
#19812
24M
24.00 mi14:14:493:30:518:489:52
9:52
#19996
40K
24.85 mi14:24:133:40:158:529:24
11:00
#20257
25.2M
25.20 mi14:27:463:43:488:533:33
10:18
#20262
FINISH
26.22 mi14:36:423:52:448:538:56
8:46
#20231
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi19280119601196021089(Top 73%)12821(Top 78%)12821(Top 860%)
10K6.21 mi3.10 mi19983-70312297-33712297-33720737(Top 71%)12657(Top 77%)12657(Top 849%)
15K9.32 mi3.11 mi20339-35612469-17212469-17221089(Top 73%)12821(Top 78%)12821(Top 860%)
20K12.43 mi3.11 mi20529-19012543-7412543-7421061(Top 73%)12805(Top 78%)12805(Top 859%)
HALF13.11 mi0.68 mi20498+3112527+1612527+1619986(Top 69%)12327(Top 75%)12327(Top 827%)
25K15.53 mi2.42 mi20242+25612391+13612391+13618915(Top 65%)11763(Top 72%)11763(Top 789%)
30K18.64 mi3.11 mi19854+38812193+19812193+19818125(Top 62%)11317(Top 69%)11317(Top 759%)
20M20.00 mi1.36 mi19714+14012106+8712106+8717814(Top 61%)11103(Top 68%)11103(Top 745%)
21M21.00 mi1.00 mi19593+12112042+6412042+6417849(Top 62%)11082(Top 68%)11082(Top 743%)
35K21.75 mi0.75 mi19568+2512016+2612016+2618665(Top 64%)11363(Top 70%)11363(Top 762%)
23M23.00 mi1.25 mi19812-24412112-9612112-9622349(Top 77%)13087(Top 80%)13087(Top 878%)
24M24.00 mi1.00 mi19996-18412184-7212184-7222412(Top 77%)13085(Top 80%)13085(Top 878%)
40K24.85 mi0.85 mi20257-26112298-11412298-11424235(Top 84%)13894(Top 85%)13894(Top 932%)
25.2M25.20 mi0.35 mi20262-512296+212296+220377(Top 70%)12035(Top 74%)12035(Top 807%)
FINISH26.22 mi1.02 mi20231+3112266+3012266+3019482(Top 67%)11612(Top 71%)11612(Top 779%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 73%
×21
+97ft-345ft

Overall

21089

Males

12821

M55-59

12821

5K→10K

3.1 - 6.2 mi

Top 71%
×5
+79ft-138ft

Overall

20737

Males

12657

M55-59

12657

10K→15K

6.2 - 9.3 mi

Top 73%
×3
+67ft-78ft

Overall

21089

Males

12821

M55-59

12821

15K→20K

9.3 - 12.4 mi

Top 73%
×5
+106ft-86ft

Overall

21061

Males

12805

M55-59

12805

20K→HALF

12.4 - 13.1 mi

Top 69%
×2
+19ft-37ft

Overall

19986

Males

12327

M55-59

12327

HALF→25K

13.1 - 15.5 mi

Top 65%
×4
+66ft-88ft

Overall

18915

Males

11763

M55-59

11763

25K→30K

15.5 - 18.6 mi

Top 62%
×9
+181ft-148ft

Overall

18125

Males

11317

M55-59

11317

30K→20M

18.6 - 20.0 mi

Top 61%
×5
+64ft-50ft

Overall

17814

Males

11103

M55-59

11103

20M→21M

20.0 - 21.0 mi

Top 62%
×8
+106ft-24ft

Overall

17849

Males

11082

M55-59

11082

21M→35K

21.0 - 21.8 mi

Top 64%
×7
+17ft-86ft

Overall

18665

Males

11363

M55-59

11363

35K→23M

21.8 - 23.0 mi

Top 77%
×5
+23ft-63ft

Overall

22349

Males

13087

M55-59

13087

23M→24M

23.0 - 24.0 mi

Top 77%
×6
+12ft-82ft

Overall

22412

Males

13085

M55-59

13085

24M→40K

24.0 - 24.9 mi

Top 84%
×1
+6ft-20ft

Overall

24235

Males

13894

M55-59

13894

40K→25.2M

24.9 - 25.2 mi

Top 70%
×1
+13ft-16ft

Overall

20377

Males

12035

M55-59

12035

25.2M→FINISH

25.2 - 26.2 mi

Top 67%
×2
+22ft-21ft

Overall

19482

Males

11612

M55-59

11612

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1516
Passed By
2467
Net Change
-951
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19280
5K → 10K75778-703#19280#19983
10K → 15K77433-356#19983#20339
15K → 20K106296-190#20339#20529
20K → HALF4716+31#20529#20498
HALF → 25K27620+256#20498#20242
25K → 30K40315+388#20242#19854
30K → 20M15717+140#19854#19714
20M → 21M14322+121#19714#19593
21M → 35K5833+25#19593#19568
35K → 23M32276-244#19568#19812
23M → 24M31215-184#19812#19996
24M → 40K17278-261#19996#20257
40K → 25.2M2227-5#20257#20262
25.2M → FINISH7241+31#20262#20231
TOTALS15162467-951
📊

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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Export & Support

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing