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BOSTON MARATHON 2026

Stewart Montgomery

Bib: 29235•M

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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 (M45-49)
#0 / 2413
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
29:15
3.11 mi
Rank: #24188
Start → 5K
29:15 | 9:25/mi
10K
55:35
6.21 mi
Rank: #22472 (+1716)
5K → 10K
26:20 | 8:29/mi
15K
1:21:52
9.32 mi
Rank: #21695 (+777)
10K → 15K
26:17 | 8:28/mi
20K
1:49:01
12.43 mi
Rank: #21410 (+285)
15K → 20K
27:09 | 8:45/mi
HALF
1:54:48
13.11 mi
Rank: #21344 (+66)
20K → HALF
5:47 | 8:30/mi
25K
2:16:44
15.53 mi
Rank: #21326 (+18)
HALF → 25K
21:56 | 9:03/mi
30K
2:47:33
18.64 mi
Rank: #21717 (-391)
25K → 30K
30:49 | 9:56/mi
20M
3:01:02
20.00 mi
Rank: #21791 (-74)
30K → 20M
13:29 | 9:56/mi
21M
3:11:41
21.00 mi
Rank: #21822 (-31)
20M → 21M
10:39 | 10:39/mi
35K
3:18:19
21.75 mi
Rank: #21735 (+87)
21M → 35K
6:38 | 8:52/mi
23M
3:31:37
23.00 mi
Rank: #21926 (-191)
35K → 23M
13:18 | 10:38/mi
24M
3:42:19
24.00 mi
Rank: #22089 (-163)
23M → 24M
10:42 | 10:42/mi
40K
3:51:04
24.85 mi
Rank: #22130 (-41)
24M → 40K
8:45 | 10:15/mi
25.2M
3:54:47
25.20 mi
Rank: #22126 (+4)
40K → 25.2M
3:43 | 10:47/mi
FINISH
4:04:21
26.22 mi
Rank: #22124 (+2)
25.2M → FINISH
9:34 | 9:24/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:54:48
Pace8:46 /mi
2nd Half
Distance13.11 mi
Time2:09:33
Pace9:53 /mi
📊Positive Split: 12.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:52:0429:159:2529:15
9:25
-
10K
6.21 mi12:18:2455:358:5726:20
8:29
-0:56
15K
9.32 mi12:44:411:21:528:4826:17
8:28
-0:01
20K
12.43 mi13:11:501:49:018:4727:09
8:45
+0:17
HALF
13.11 mi13:17:371:54:488:465:47
8:30
-0:15
25K
15.53 mi13:39:332:16:448:4921:56
9:03
+0:33
30K
18.64 mi14:10:222:47:339:0030:49
9:56
+0:53
20M
20.00 mi14:23:513:01:029:0413:29
9:56
0:00
21M
21.00 mi14:34:303:11:419:0810:39
10:39
+0:43
35K
21.75 mi14:41:083:18:199:086:38
8:52
-1:47
23M
23.00 mi14:54:263:31:379:1313:18
10:38
+1:46
24M
24.00 mi15:05:083:42:199:1610:42
10:42
+0:04
40K
24.85 mi15:13:533:51:049:188:45
10:15
-0:27
25.2M
25.20 mi15:17:363:54:479:203:43
10:47
+0:32
FINISH
26.22 mi15:27:104:04:219:209:34
9:24
-1:23

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

8:28 /mi

Average Pace

9:20 /mi

Slowest Pace

10:47 /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

1:32:11

38% of race

Time at Steady Pace

1:00:45

25% of race

Time at Slower Pace

1:31:25

37% of race

Average Pace: 9:19 /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 mi11:52:0429:159:2529:15
9:25
#24188
10K
6.21 mi12:18:2455:358:5726:20
8:29
#22472
15K
9.32 mi12:44:411:21:528:4826:17
8:28
#21695
20K
12.43 mi13:11:501:49:018:4727:09
8:45
#21410
HALF
13.11 mi13:17:371:54:488:465:47
8:30
#21344
25K
15.53 mi13:39:332:16:448:4921:56
9:03
#21326
30K
18.64 mi14:10:222:47:339:0030:49
9:56
#21717
20M
20.00 mi14:23:513:01:029:0413:29
9:56
#21791
21M
21.00 mi14:34:303:11:419:0810:39
10:39
#21822
35K
21.75 mi14:41:083:18:199:086:38
8:52
#21735
23M
23.00 mi14:54:263:31:379:1313:18
10:38
#21926
24M
24.00 mi15:05:083:42:199:1610:42
10:42
#22089
40K
24.85 mi15:13:533:51:049:188:45
10:15
#22130
25.2M
25.20 mi15:17:363:54:479:203:43
10:47
#22126
FINISH
26.22 mi15:27:104:04:219:209:34
9:24
#22124
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi24188143291432919913(Top 69%)12299(Top 75%)12299(Top 510%)
10K6.21 mi3.10 mi22472+171613477+85213477+85220217(Top 70%)12420(Top 76%)12420(Top 515%)
15K9.32 mi3.11 mi21695+77713093+38413093+38419913(Top 69%)12299(Top 75%)12299(Top 510%)
20K12.43 mi3.11 mi21410+28512941+15212941+15220652(Top 71%)12598(Top 77%)12598(Top 522%)
HALF13.11 mi0.68 mi21344+6612909+3212909+3220141(Top 69%)12414(Top 76%)12414(Top 514%)
25K15.53 mi2.42 mi21326+1812904+512904+521374(Top 74%)12931(Top 79%)12931(Top 536%)
30K18.64 mi3.11 mi21717-39113097-19313097-19322903(Top 79%)13573(Top 83%)13573(Top 562%)
20M20.00 mi1.36 mi21791-7413104-713104-722359(Top 77%)13230(Top 81%)13230(Top 548%)
21M21.00 mi1.00 mi21822-3113109-513109-522300(Top 77%)13168(Top 81%)13168(Top 546%)
35K21.75 mi0.75 mi21735+8713057+5213057+5219470(Top 67%)11731(Top 72%)11731(Top 486%)
23M23.00 mi1.25 mi21926-19113128-7113128-7123677(Top 82%)13713(Top 84%)13713(Top 568%)
24M24.00 mi1.00 mi22089-16313199-7113199-7124492(Top 84%)14062(Top 86%)14062(Top 583%)
40K24.85 mi0.85 mi22130-4113203-413203-422524(Top 78%)13076(Top 80%)13076(Top 542%)
25.2M25.20 mi0.35 mi22126+413196+713196+721816(Top 75%)12754(Top 78%)12754(Top 529%)
FINISH26.22 mi1.02 mi22124+213185+1113185+1121967(Top 76%)12837(Top 79%)12837(Top 532%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 69%
×21
+97ft-345ft

Overall

19913

Males

12299

M45-49

12299

5K→10K

3.1 - 6.2 mi

Top 70%
×5
+79ft-138ft

Overall

20217

Males

12420

M45-49

12420

10K→15K

6.2 - 9.3 mi

Top 69%
×3
+67ft-78ft

Overall

19913

Males

12299

M45-49

12299

15K→20K

9.3 - 12.4 mi

Top 71%
×5
+106ft-86ft

Overall

20652

Males

12598

M45-49

12598

20K→HALF

12.4 - 13.1 mi

Top 69%
×2
+19ft-37ft

Overall

20141

Males

12414

M45-49

12414

HALF→25K

13.1 - 15.5 mi

Top 74%
×4
+66ft-88ft

Overall

21374

Males

12931

M45-49

12931

25K→30K

15.5 - 18.6 mi

Top 79%
×9
+181ft-148ft

Overall

22903

Males

13573

M45-49

13573

30K→20M

18.6 - 20.0 mi

Top 77%
×5
+64ft-50ft

Overall

22359

Males

13230

M45-49

13230

20M→21M

20.0 - 21.0 mi

Top 77%
×8
+106ft-24ft

Overall

22300

Males

13168

M45-49

13168

21M→35K

21.0 - 21.8 mi

Top 67%
×7
+17ft-86ft

Overall

19470

Males

11731

M45-49

11731

35K→23M

21.8 - 23.0 mi

Top 82%
×5
+23ft-63ft

Overall

23677

Males

13713

M45-49

13713

23M→24M

23.0 - 24.0 mi

Top 84%
×6
+12ft-82ft

Overall

24492

Males

14062

M45-49

14062

24M→40K

24.0 - 24.9 mi

Top 78%
×1
+6ft-20ft

Overall

22524

Males

13076

M45-49

13076

40K→25.2M

24.9 - 25.2 mi

Top 75%
×1
+13ft-16ft

Overall

21816

Males

12754

M45-49

12754

25.2M→FINISH

25.2 - 26.2 mi

Top 76%
×2
+22ft-21ft

Overall

21967

Males

12837

M45-49

12837

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
3449
Passed By
1385
Net Change
+2064
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#24188
5K → 10K17171+1716#24188#22472
10K → 15K78710+777#22472#21695
15K → 20K33348+285#21695#21410
20K → HALF715+66#21410#21344
HALF → 25K10688+18#21344#21326
25K → 30K70461-391#21326#21717
30K → 20M65139-74#21717#21791
20M → 21M6798-31#21791#21822
21M → 35K892+87#21822#21735
35K → 23M37228-191#21735#21926
23M → 24M17180-163#21926#22089
24M → 40K2263-41#22089#22130
40K → 25.2M2016+4#22130#22126
25.2M → FINISH4846+2#22126#22124
TOTALS34491385+2064
📊

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