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BOSTON MARATHON 2026

Thomas Horn

Bib: 24253•M

SC

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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 (M70-74)
#0 / 281
Top 17%
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
27:53
3.11 mi
Rank: #22535
Start → 5K
27:53 | 8:59/mi
10K
55:39
6.21 mi
Rank: #22519 (+16)
5K → 10K
27:46 | 8:57/mi
15K
1:23:18
9.32 mi
Rank: #22438 (+81)
10K → 15K
27:39 | 8:54/mi
20K
1:51:39
12.43 mi
Rank: #22414 (+24)
15K → 20K
28:21 | 9:08/mi
HALF
1:57:37
13.11 mi
Rank: #22374 (+40)
20K → HALF
5:58 | 8:46/mi
25K
2:19:16
15.53 mi
Rank: #22086 (+288)
HALF → 25K
21:39 | 8:56/mi
30K
2:47:52
18.64 mi
Rank: #21798 (+288)
25K → 30K
28:36 | 9:13/mi
20M
3:00:02
20.00 mi
Rank: #21551 (+247)
30K → 20M
12:10 | 8:58/mi
21M
3:09:15
21.00 mi
Rank: #21333 (+218)
20M → 21M
9:13 | 9:13/mi
35K
3:15:42
21.75 mi
Rank: #21231 (+102)
21M → 35K
6:27 | 8:38/mi
23M
3:26:41
23.00 mi
Rank: #21018 (+213)
35K → 23M
10:59 | 8:47/mi
24M
3:34:55
24.00 mi
Rank: #20805 (+213)
23M → 24M
8:14 | 8:14/mi
40K
3:42:04
24.85 mi
Rank: #20599 (+206)
24M → 40K
7:09 | 8:22/mi
25.2M
3:45:07
25.20 mi
Rank: #20500 (+99)
40K → 25.2M
3:03 | 8:51/mi
FINISH
3:53:18
26.22 mi
Rank: #20323 (+177)
25.2M → FINISH
8:11 | 8:02/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st Half
via HALF
Distance13.11 mi
Time1:57:37
Pace8:59 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:55:41
Pace8:50 /mi
📊Negative Split: 1.6% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:33:2627:538:5927:53
8:59
-
10K
6.21 mi12:01:1255:398:5827:46
8:57
-0:02
15K
9.32 mi12:28:511:23:188:5727:39
8:54
-0:03
20K
12.43 mi12:57:121:51:399:0028:21
9:08
+0:14
HALF
13.11 mi13:03:101:57:378:595:58
8:46
-0:22
25K
15.53 mi13:24:492:19:168:5821:39
8:56
+0:10
30K
18.64 mi13:53:252:47:529:0128:36
9:13
+0:17
20M
20.00 mi14:05:353:00:029:0112:10
8:58
-0:15
21M
21.00 mi14:14:483:09:159:019:13
9:13
+0:15
35K
21.75 mi14:21:153:15:429:006:27
8:38
-0:35
23M
23.00 mi14:32:143:26:419:0010:59
8:47
+0:09
24M
24.00 mi14:40:283:34:558:588:14
8:14
-0:33
40K
24.85 mi14:47:373:42:048:577:09
8:22
+0:08
25.2M
25.20 mi14:50:403:45:078:563:03
8:51
+0:29
FINISH
26.22 mi14:58:513:53:188:558:11
8:02
-0:49

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

8:02 /mi

Average Pace

8:54 /mi

Slowest Pace

9:13 /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

46:58

20% of race

Time at Steady Pace

3:06:20

80% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:54 /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 mi11:33:2627:538:5927:53
8:59
#22535
10K
6.21 mi12:01:1255:398:5827:46
8:57
#22519
15K
9.32 mi12:28:511:23:188:5727:39
8:54
#22438
20K
12.43 mi12:57:121:51:399:0028:21
9:08
#22414
HALF
13.11 mi13:03:101:57:378:595:58
8:46
#22374
25K
15.53 mi13:24:492:19:168:5821:39
8:56
#22086
30K
18.64 mi13:53:252:47:529:0128:36
9:13
#21798
20M
20.00 mi14:05:353:00:029:0112:10
8:58
#21551
21M
21.00 mi14:14:483:09:159:019:13
9:13
#21333
35K
21.75 mi14:21:153:15:429:006:27
8:38
#21231
23M
23.00 mi14:32:143:26:419:0010:59
8:47
#21018
24M
24.00 mi14:40:283:34:558:588:14
8:14
#20805
40K
24.85 mi14:47:373:42:048:577:09
8:22
#20599
25.2M
25.20 mi14:50:403:45:078:563:03
8:51
#20500
FINISH
26.22 mi14:58:513:53:188:558:11
8:02
#20323
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM70-74Seg. OverallSeg. MalesSeg. M70-74
5K3.11 mi3.11 mi22535134951349522200(Top 76%)13373(Top 82%)13373(Top 4759%)
10K6.21 mi3.10 mi22519+1613504-913504-922564(Top 78%)13540(Top 83%)13540(Top 4819%)
15K9.32 mi3.11 mi22438+8113469+3513469+3522200(Top 76%)13373(Top 82%)13373(Top 4759%)
20K12.43 mi3.11 mi22414+2413455+1413455+1422448(Top 77%)13467(Top 82%)13467(Top 4793%)
HALF13.11 mi0.68 mi22374+4013439+1613439+1621538(Top 74%)13033(Top 80%)13033(Top 4638%)
25K15.53 mi2.42 mi22086+28813291+14813291+14820819(Top 72%)12655(Top 77%)12655(Top 4504%)
30K18.64 mi3.11 mi21798+28813134+15713134+15720536(Top 71%)12434(Top 76%)12434(Top 4425%)
20M20.00 mi1.36 mi21551+24712987+14712987+14718742(Top 65%)11520(Top 71%)11520(Top 4100%)
21M21.00 mi1.00 mi21333+21812879+10812879+10817235(Top 59%)10789(Top 66%)10789(Top 3840%)
35K21.75 mi0.75 mi21231+10212822+5712822+5718211(Top 63%)11148(Top 68%)11148(Top 3967%)
23M23.00 mi1.25 mi21018+21312715+10712715+10717330(Top 60%)10677(Top 65%)10677(Top 3800%)
24M24.00 mi1.00 mi20805+21312590+12512590+12515285(Top 53%)9746(Top 60%)9746(Top 3468%)
40K24.85 mi0.85 mi20599+20612470+12012470+12014844(Top 51%)9455(Top 58%)9455(Top 3365%)
25.2M25.20 mi0.35 mi20500+9912414+5612414+5613763(Top 47%)8975(Top 55%)8975(Top 3194%)
FINISH26.22 mi1.02 mi20323+17712312+10212312+10215370(Top 53%)9702(Top 59%)9702(Top 3453%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 76%
×21
+97ft-345ft

Overall

22200

Males

13373

M70-74

13373

5K→10K

3.1 - 6.2 mi

Top 78%
×5
+79ft-138ft

Overall

22564

Males

13540

M70-74

13540

10K→15K

6.2 - 9.3 mi

Top 76%
×3
+67ft-78ft

Overall

22200

Males

13373

M70-74

13373

15K→20K

9.3 - 12.4 mi

Top 77%
×5
+106ft-86ft

Overall

22448

Males

13467

M70-74

13467

20K→HALF

12.4 - 13.1 mi

Top 74%
×2
+19ft-37ft

Overall

21538

Males

13033

M70-74

13033

HALF→25K

13.1 - 15.5 mi

Top 72%
×4
+66ft-88ft

Overall

20819

Males

12655

M70-74

12655

25K→30K

15.5 - 18.6 mi

Top 71%
×9
+181ft-148ft

Overall

20536

Males

12434

M70-74

12434

30K→20M

18.6 - 20.0 mi

Top 65%
×5
+64ft-50ft

Overall

18742

Males

11520

M70-74

11520

20M→21M

20.0 - 21.0 mi

Top 59%
×8
+106ft-24ft

Overall

17235

Males

10789

M70-74

10789

21M→35K

21.0 - 21.8 mi

Top 63%
×7
+17ft-86ft

Overall

18211

Males

11148

M70-74

11148

35K→23M

21.8 - 23.0 mi

Top 60%
×5
+23ft-63ft

Overall

17330

Males

10677

M70-74

10677

23M→24M

23.0 - 24.0 mi

Top 53%
×6
+12ft-82ft

Overall

15285

Males

9746

M70-74

9746

24M→40K

24.0 - 24.9 mi

Top 51%
×1
+6ft-20ft

Overall

14844

Males

9455

M70-74

9455

40K→25.2M

24.9 - 25.2 mi

Top 47%
×1
+13ft-16ft

Overall

13763

Males

8975

M70-74

8975

25.2M→FINISH

25.2 - 26.2 mi

Top 53%
×2
+22ft-21ft

Overall

15370

Males

9702

M70-74

9702

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Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
2841
Passed By
629
Net Change
+2212
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#22535
5K → 10K274258+16#22535#22519
10K → 15K206125+81#22519#22438
15K → 20K185161+24#22438#22414
20K → HALF488+40#22414#22374
HALF → 25K30517+288#22374#22086
25K → 30K31729+288#22086#21798
30K → 20M2547+247#21798#21551
20M → 21M2224+218#21551#21333
21M → 35K1097+102#21333#21231
35K → 23M2174+213#21231#21018
23M → 24M2163+213#21018#20805
24M → 40K2060+206#20805#20599
40K → 25.2M1001+99#20599#20500
25.2M → FINISH1825+177#20500#20323
TOTALS2841629+2212

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📊

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