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BOSTON MARATHON 2026

Theo Haast

Bib: 19161•M

NC

Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Top 49%
Gender (Male)
#0 / 16340
Masters (Masters Men)
#0 / 10617
Age Group (M55-59)
#0 / 1491
Top 45%
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
23:46
3.11 mi
Rank: #14095
Start → 5K
23:46 | 7:39/mi
10K
47:22
6.21 mi
Rank: #13941 (+154)
5K → 10K
23:36 | 7:36/mi
15K
1:11:12
9.32 mi
Rank: #13978 (-37)
10K → 15K
23:50 | 7:41/mi
20K
1:35:17
12.43 mi
Rank: #14016 (-38)
15K → 20K
24:05 | 7:46/mi
HALF
1:40:31
13.11 mi
Rank: #14026 (-10)
20K → HALF
5:14 | 7:41/mi
25K
1:59:23
15.53 mi
Rank: #13941 (+85)
HALF → 25K
18:52 | 7:47/mi
30K
2:24:11
18.64 mi
Rank: #13800 (+141)
25K → 30K
24:48 | 7:59/mi
20M
2:35:10
20.00 mi
Rank: #13749 (+51)
30K → 20M
10:59 | 8:06/mi
21M
2:43:47
21.00 mi
Rank: #13729 (+20)
20M → 21M
8:37 | 8:37/mi
35K
2:49:52
21.75 mi
Rank: #13784 (-55)
21M → 35K
6:05 | 8:08/mi
23M
3:00:20
23.00 mi
Rank: #13851 (-67)
35K → 23M
10:28 | 8:22/mi
24M
3:08:44
24.00 mi
Rank: #13957 (-106)
23M → 24M
8:24 | 8:24/mi
40K
3:15:59
24.85 mi
Rank: #14024 (-67)
24M → 40K
7:15 | 8:29/mi
25.2M
3:19:12
25.20 mi
Rank: #14072 (-48)
40K → 25.2M
3:13 | 9:20/mi
FINISH
3:27:37
26.22 mi
Rank: #14207 (-135)
25.2M → FINISH
8:25 | 8:16/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:40:31
Pace7:41 /mi
2nd Half
Distance13.11 mi
Time1:47:06
Pace8:11 /mi
📊Positive Split: 6.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:07:1023:467:3923:46
7:39
-
10K
6.21 mi11:30:4647:227:3823:36
7:36
-0:03
15K
9.32 mi11:54:361:11:127:3923:50
7:41
+0:05
20K
12.43 mi12:18:411:35:177:4124:05
7:46
+0:05
HALF
13.11 mi12:23:551:40:317:415:14
7:41
-0:05
25K
15.53 mi12:42:471:59:237:4218:52
7:47
+0:06
30K
18.64 mi13:07:352:24:117:4524:48
7:59
+0:12
20M
20.00 mi13:18:342:35:107:4610:59
8:06
+0:07
21M
21.00 mi13:27:112:43:477:488:37
8:37
+0:31
35K
21.75 mi13:33:162:49:527:496:05
8:08
-0:29
23M
23.00 mi13:43:443:00:207:5110:28
8:22
+0:14
24M
24.00 mi13:52:083:08:447:528:24
8:24
+0:02
40K
24.85 mi13:59:233:15:597:547:15
8:29
+0:05
25.2M
25.20 mi14:02:363:19:127:553:13
9:20
+0:51
FINISH
26.22 mi14:11:013:27:377:568:25
8:16
-1:04

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

7:36 /mi

Average Pace

7:55 /mi

Slowest Pace

9:20 /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

1:59:23

58% of race

Time at Steady Pace

50:17

24% of race

Time at Slower Pace

37:57

18% of race

Average Pace: 7:55 /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 mi11:07:1023:467:3923:46
7:39
#14095
10K
6.21 mi11:30:4647:227:3823:36
7:36
#13941
15K
9.32 mi11:54:361:11:127:3923:50
7:41
#13978
20K
12.43 mi12:18:411:35:177:4124:05
7:46
#14016
HALF
13.11 mi12:23:551:40:317:415:14
7:41
#14026
25K
15.53 mi12:42:471:59:237:4218:52
7:47
#13941
30K
18.64 mi13:07:352:24:117:4524:48
7:59
#13800
20M
20.00 mi13:18:342:35:107:4610:59
8:06
#13749
21M
21.00 mi13:27:112:43:477:488:37
8:37
#13729
35K
21.75 mi13:33:162:49:527:496:05
8:08
#13784
23M
23.00 mi13:43:443:00:207:5110:28
8:22
#13851
24M
24.00 mi13:52:083:08:447:528:24
8:24
#13957
40K
24.85 mi13:59:233:15:597:547:15
8:29
#14024
25.2M
25.20 mi14:02:363:19:127:553:13
9:20
#14072
FINISH
26.22 mi14:11:013:27:377:568:25
8:16
#14207
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 mi140959913991314278(Top 49%)9913(Top 61%)9913(Top 665%)
10K6.21 mi3.10 mi13941+1549835+789835+7813816(Top 48%)9751(Top 60%)9751(Top 654%)
15K9.32 mi3.11 mi13978-379816+199816+1914278(Top 49%)9913(Top 61%)9913(Top 665%)
20K12.43 mi3.11 mi14016-389810+69810+614134(Top 49%)9796(Top 60%)9796(Top 657%)
HALF13.11 mi0.68 mi14026-109808+29808+214487(Top 50%)9996(Top 61%)9996(Top 670%)
25K15.53 mi2.42 mi13941+859763+459763+4513668(Top 47%)9516(Top 58%)9516(Top 638%)
30K18.64 mi3.11 mi13800+1419668+959668+9513356(Top 46%)9267(Top 57%)9267(Top 622%)
20M20.00 mi1.36 mi13749+519613+559613+5513388(Top 46%)9184(Top 56%)9184(Top 616%)
21M21.00 mi1.00 mi13729+209580+339580+3313836(Top 48%)9291(Top 57%)9291(Top 623%)
35K21.75 mi0.75 mi13784-559583-39583-315317(Top 53%)9898(Top 61%)9898(Top 664%)
23M23.00 mi1.25 mi13851-679579+49579+414839(Top 51%)9605(Top 59%)9605(Top 644%)
24M24.00 mi1.00 mi13957-1069606-279606-2716285(Top 56%)10159(Top 62%)10159(Top 681%)
40K24.85 mi0.85 mi14024-679604+29604+215511(Top 53%)9759(Top 60%)9759(Top 655%)
25.2M25.20 mi0.35 mi14072-489616-129616-1216406(Top 57%)10153(Top 62%)10153(Top 681%)
FINISH26.22 mi1.02 mi14207-1359654-389654-3816740(Top 58%)10312(Top 63%)10312(Top 692%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 49%
×21
+97ft-345ft

Overall

14278

Males

9913

M55-59

9913

5K→10K

3.1 - 6.2 mi

Top 48%
×5
+79ft-138ft

Overall

13816

Males

9751

M55-59

9751

10K→15K

6.2 - 9.3 mi

Top 49%
×3
+67ft-78ft

Overall

14278

Males

9913

M55-59

9913

15K→20K

9.3 - 12.4 mi

Top 49%
×5
+106ft-86ft

Overall

14134

Males

9796

M55-59

9796

20K→HALF

12.4 - 13.1 mi

Top 50%
×2
+19ft-37ft

Overall

14487

Males

9996

M55-59

9996

HALF→25K

13.1 - 15.5 mi

Top 47%
×4
+66ft-88ft

Overall

13668

Males

9516

M55-59

9516

25K→30K

15.5 - 18.6 mi

Top 46%
×9
+181ft-148ft

Overall

13356

Males

9267

M55-59

9267

30K→20M

18.6 - 20.0 mi

Top 46%
×5
+64ft-50ft

Overall

13388

Males

9184

M55-59

9184

20M→21M

20.0 - 21.0 mi

Top 48%
×8
+106ft-24ft

Overall

13836

Males

9291

M55-59

9291

21M→35K

21.0 - 21.8 mi

Top 53%
×7
+17ft-86ft

Overall

15317

Males

9898

M55-59

9898

35K→23M

21.8 - 23.0 mi

Top 51%
×5
+23ft-63ft

Overall

14839

Males

9605

M55-59

9605

23M→24M

23.0 - 24.0 mi

Top 56%
×6
+12ft-82ft

Overall

16285

Males

10159

M55-59

10159

24M→40K

24.0 - 24.9 mi

Top 53%
×1
+6ft-20ft

Overall

15511

Males

9759

M55-59

9759

40K→25.2M

24.9 - 25.2 mi

Top 57%
×1
+13ft-16ft

Overall

16406

Males

10153

M55-59

10153

25.2M→FINISH

25.2 - 26.2 mi

Top 58%
×2
+22ft-21ft

Overall

16740

Males

10312

M55-59

10312

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1626*
Passed By
1706
Net Change
-112
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#14095
5K → 10K354*200+154#14095#13941
10K → 15K195200-37#13941#13978
15K → 20K146184-38#13978#14016
20K → HALF3242-10#14016#14026
HALF → 25K17489+85#14026#13941
25K → 30K252*111+141#13941#13800
30K → 20M12978+51#13800#13749
20M → 21M9777+20#13749#13729
21M → 35K4398-55#13729#13784
35K → 23M69136-67#13784#13851
23M → 24M36142-106#13851#13957
24M → 40K56123-67#13957#14024
40K → 25.2M1159-48#14024#14072
25.2M → FINISH32167-135#14072#14207
TOTALS1626*1706-112

* 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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Activity Data

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing