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BOSTON MARATHON 2026

James Szydlik

Bib: 23916•M

NJ

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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 (M60-64)
#0 / 1514
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
25:14
3.11 mi
Rank: #17733
Start → 5K
25:14 | 8:08/mi
10K
51:34
6.21 mi
Rank: #19007 (-1274)
5K → 10K
26:20 | 8:29/mi
15K
1:17:40
9.32 mi
Rank: #19190 (-183)
10K → 15K
26:06 | 8:25/mi
20K
1:44:16
12.43 mi
Rank: #19321 (-131)
15K → 20K
26:36 | 8:34/mi
HALF
1:50:00
13.11 mi
Rank: #19324 (-3)
20K → HALF
5:44 | 8:25/mi
25K
2:11:00
15.53 mi
Rank: #19337 (-13)
HALF → 25K
21:00 | 8:40/mi
30K
2:39:06
18.64 mi
Rank: #19424 (-87)
25K → 30K
28:06 | 9:03/mi
20M
2:51:59
20.00 mi
Rank: #19563 (-139)
30K → 20M
12:53 | 9:30/mi
21M
3:02:35
21.00 mi
Rank: #19775 (-212)
20M → 21M
10:36 | 10:36/mi
35K
3:09:02
21.75 mi
Rank: #19715 (+60)
21M → 35K
6:27 | 8:38/mi
23M
3:21:04
23.00 mi
Rank: #19832 (-117)
35K → 23M
12:02 | 9:37/mi
24M
3:30:49
24.00 mi
Rank: #19989 (-157)
23M → 24M
9:45 | 9:45/mi
40K
3:39:36
24.85 mi
Rank: #20145 (-156)
24M → 40K
8:47 | 10:17/mi
25.2M
3:43:36
25.20 mi
Rank: #20229 (-84)
40K → 25.2M
4:00 | 11:36/mi
FINISH
3:53:41
26.22 mi
Rank: #20399 (-170)
25.2M → FINISH
10:05 | 9:54/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:50:00
Pace8:24 /mi
2nd Half
Distance13.11 mi
Time2:03:41
Pace9:27 /mi
📊Positive Split: 12.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:29:0625:148:0825:14
8:08
-
10K
6.21 mi11:55:2651:348:1826:20
8:29
+0:21
15K
9.32 mi12:21:321:17:408:2026:06
8:25
-0:04
20K
12.43 mi12:48:081:44:168:2426:36
8:34
+0:09
HALF
13.11 mi12:53:521:50:008:245:44
8:25
-0:09
25K
15.53 mi13:14:522:11:008:2621:00
8:40
+0:15
30K
18.64 mi13:42:582:39:068:3328:06
9:03
+0:23
20M
20.00 mi13:55:512:51:598:3612:53
9:30
+0:27
21M
21.00 mi14:06:273:02:358:4210:36
10:36
+1:06
35K
21.75 mi14:12:543:09:028:426:27
8:38
-1:58
23M
23.00 mi14:24:563:21:048:4512:02
9:37
+0:59
24M
24.00 mi14:34:413:30:498:489:45
9:45
+0:08
40K
24.85 mi14:43:283:39:368:518:47
10:17
+0:32
25.2M
25.20 mi14:47:283:43:368:534:00
11:36
+1:19
FINISH
26.22 mi14:57:333:53:418:5610:05
9:54
-1:42

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

8:08 /mi

Average Pace

8:55 /mi

Slowest Pace

11:36 /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

1:50:00

47% of race

Time at Steady Pace

1:08:26

29% of race

Time at Slower Pace

55:15

24% of race

Average Pace: 8:55 /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 mi11:29:0625:148:0825:14
8:08
#17733
10K
6.21 mi11:55:2651:348:1826:20
8:29
#19007
15K
9.32 mi12:21:321:17:408:2026:06
8:25
#19190
20K
12.43 mi12:48:081:44:168:2426:36
8:34
#19321
HALF
13.11 mi12:53:521:50:008:245:44
8:25
#19324
25K
15.53 mi13:14:522:11:008:2621:00
8:40
#19337
30K
18.64 mi13:42:582:39:068:3328:06
9:03
#19424
20M
20.00 mi13:55:512:51:598:3612:53
9:30
#19563
21M
21.00 mi14:06:273:02:358:4210:36
10:36
#19775
35K
21.75 mi14:12:543:09:028:426:27
8:38
#19715
23M
23.00 mi14:24:563:21:048:4512:02
9:37
#19832
24M
24.00 mi14:34:413:30:498:489:45
9:45
#19989
40K
24.85 mi14:43:283:39:368:518:47
10:17
#20145
25.2M
25.20 mi14:47:283:43:368:534:00
11:36
#20229
FINISH
26.22 mi14:57:333:53:418:5610:05
9:54
#20399
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM60-64Seg. OverallSeg. MalesSeg. M60-64
5K3.11 mi3.11 mi17733113101131019559(Top 67%)12127(Top 74%)12127(Top 801%)
10K6.21 mi3.10 mi19007-127411856-54611856-54620215(Top 70%)12418(Top 76%)12418(Top 820%)
15K9.32 mi3.11 mi19190-18311952-9611952-9619559(Top 67%)12127(Top 74%)12127(Top 801%)
20K12.43 mi3.11 mi19321-13111996-4411996-4419660(Top 68%)12143(Top 74%)12143(Top 802%)
HALF13.11 mi0.68 mi19324-311997-111997-119702(Top 68%)12205(Top 75%)12205(Top 806%)
25K15.53 mi2.42 mi19337-13119971199719500(Top 67%)12023(Top 74%)12023(Top 794%)
30K18.64 mi3.11 mi19424-8712003-612003-619788(Top 68%)12075(Top 74%)12075(Top 798%)
20M20.00 mi1.36 mi19563-13912048-4512048-4520986(Top 72%)12565(Top 77%)12565(Top 830%)
21M21.00 mi1.00 mi19775-21212124-7612124-7622177(Top 76%)13112(Top 80%)13112(Top 866%)
35K21.75 mi0.75 mi19715+6012087+3712087+3718213(Top 63%)11150(Top 68%)11150(Top 736%)
23M23.00 mi1.25 mi19832-11712122-3512122-3520966(Top 72%)12443(Top 76%)12443(Top 822%)
24M24.00 mi1.00 mi19989-15712177-5512177-5522085(Top 76%)12915(Top 79%)12915(Top 853%)
40K24.85 mi0.85 mi20145-15612238-6112238-6122630(Top 78%)13123(Top 80%)13123(Top 867%)
25.2M25.20 mi0.35 mi20229-8412279-4112279-4123668(Top 82%)13607(Top 83%)13607(Top 899%)
FINISH26.22 mi1.02 mi20399-17012354-7512354-7523540(Top 81%)13559(Top 83%)13559(Top 896%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 67%
×21
+97ft-345ft

Overall

19559

Males

12127

M60-64

12127

5K→10K

3.1 - 6.2 mi

Top 70%
×5
+79ft-138ft

Overall

20215

Males

12418

M60-64

12418

10K→15K

6.2 - 9.3 mi

Top 67%
×3
+67ft-78ft

Overall

19559

Males

12127

M60-64

12127

15K→20K

9.3 - 12.4 mi

Top 68%
×5
+106ft-86ft

Overall

19660

Males

12143

M60-64

12143

20K→HALF

12.4 - 13.1 mi

Top 68%
×2
+19ft-37ft

Overall

19702

Males

12205

M60-64

12205

HALF→25K

13.1 - 15.5 mi

Top 67%
×4
+66ft-88ft

Overall

19500

Males

12023

M60-64

12023

25K→30K

15.5 - 18.6 mi

Top 68%
×9
+181ft-148ft

Overall

19788

Males

12075

M60-64

12075

30K→20M

18.6 - 20.0 mi

Top 72%
×5
+64ft-50ft

Overall

20986

Males

12565

M60-64

12565

20M→21M

20.0 - 21.0 mi

Top 76%
×8
+106ft-24ft

Overall

22177

Males

13112

M60-64

13112

21M→35K

21.0 - 21.8 mi

Top 63%
×7
+17ft-86ft

Overall

18213

Males

11150

M60-64

11150

35K→23M

21.8 - 23.0 mi

Top 72%
×5
+23ft-63ft

Overall

20966

Males

12443

M60-64

12443

23M→24M

23.0 - 24.0 mi

Top 76%
×6
+12ft-82ft

Overall

22085

Males

12915

M60-64

12915

24M→40K

24.0 - 24.9 mi

Top 78%
×1
+6ft-20ft

Overall

22630

Males

13123

M60-64

13123

40K→25.2M

24.9 - 25.2 mi

Top 82%
×1
+13ft-16ft

Overall

23668

Males

13607

M60-64

13607

25.2M→FINISH

25.2 - 26.2 mi

Top 81%
×2
+22ft-21ft

Overall

23540

Males

13559

M60-64

13559

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
842
Passed By
2180
Net Change
-2666
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#17733
5K → 10K24200-1274#17733#19007
10K → 15K109200-183#19007#19190
15K → 20K106200-131#19190#19321
20K → HALF2831-3#19321#19324
HALF → 25K117130-13#19324#19337
25K → 30K159200-87#19337#19424
30K → 20M55194-139#19424#19563
20M → 21M43200-212#19563#19775
21M → 35K7616+60#19775#19715
35K → 23M48165-117#19715#19832
23M → 24M36193-157#19832#19989
24M → 40K23179-156#19989#20145
40K → 25.2M286-84#20145#20229
25.2M → FINISH16186-170#20229#20399
TOTALS8422180-2666
📊

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