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BOSTON MARATHON 2026

Stephen Hielkema

Bib: 22487•M

OH

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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
26:20
3.11 mi
Rank: #19942
Start → 5K
26:20 | 8:29/mi
10K
52:59
6.21 mi
Rank: #20316 (-374)
5K → 10K
26:39 | 8:35/mi
15K
1:19:54
9.32 mi
Rank: #20560 (-244)
10K → 15K
26:55 | 8:40/mi
20K
1:46:43
12.43 mi
Rank: #20407 (+153)
15K → 20K
26:49 | 8:38/mi
HALF
1:52:42
13.11 mi
Rank: #20479 (-72)
20K → HALF
5:59 | 8:47/mi
25K
2:13:50
15.53 mi
Rank: #20362 (+117)
HALF → 25K
21:08 | 8:43/mi
30K
2:41:30
18.64 mi
Rank: #20121 (+241)
25K → 30K
27:40 | 8:55/mi
20M
2:53:41
20.00 mi
Rank: #20023 (+98)
30K → 20M
12:11 | 8:59/mi
21M
3:03:10
21.00 mi
Rank: #19931 (+92)
20M → 21M
9:29 | 9:29/mi
35K
3:09:58
21.75 mi
Rank: #19955 (-24)
21M → 35K
6:48 | 9:06/mi
23M
3:21:45
23.00 mi
Rank: #20000 (-45)
35K → 23M
11:47 | 9:25/mi
24M
3:30:40
24.00 mi
Rank: #19952 (+48)
23M → 24M
8:55 | 8:55/mi
40K
3:38:00
24.85 mi
Rank: #19809 (+143)
24M → 40K
7:20 | 8:35/mi
25.2M
3:40:58
25.20 mi
Rank: #19722 (+87)
40K → 25.2M
2:58 | 8:37/mi
FINISH
3:48:55
26.22 mi
Rank: #19515 (+207)
25.2M → FINISH
7:57 | 7:49/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:52:42
Pace8:36 /mi
2nd Half
Distance13.11 mi
Time1:56:13
Pace8:52 /mi
📊Positive Split: 3.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:27:4826:208:2926:20
8:29
-
10K
6.21 mi11:54:2752:598:3226:39
8:35
+0:06
15K
9.32 mi12:21:221:19:548:3526:55
8:40
+0:05
20K
12.43 mi12:48:111:46:438:3626:49
8:38
-0:02
HALF
13.11 mi12:54:101:52:428:365:59
8:47
+0:09
25K
15.53 mi13:15:182:13:508:3721:08
8:43
-0:04
30K
18.64 mi13:42:582:41:308:4027:40
8:55
+0:12
20M
20.00 mi13:55:092:53:418:4212:11
8:59
+0:04
21M
21.00 mi14:04:383:03:108:449:29
9:29
+0:30
35K
21.75 mi14:11:263:09:588:456:48
9:06
-0:23
23M
23.00 mi14:23:133:21:458:4711:47
9:25
+0:19
24M
24.00 mi14:32:083:30:408:478:55
8:55
-0:30
40K
24.85 mi14:39:283:38:008:477:20
8:35
-0:20
25.2M
25.20 mi14:42:263:40:588:472:58
8:37
+0:02
FINISH
26.22 mi14:50:233:48:558:457:57
7:49
-0:48

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

7:49 /mi

Average Pace

8:44 /mi

Slowest Pace

9:29 /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

34:17

15% of race

Time at Steady Pace

1:57:48

51% of race

Time at Slower Pace

1:16:50

34% of race

Average Pace: 8:44 /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 mi11:27:4826:208:2926:20
8:29
#19942
10K
6.21 mi11:54:2752:598:3226:39
8:35
#20316
15K
9.32 mi12:21:221:19:548:3526:55
8:40
#20560
20K
12.43 mi12:48:111:46:438:3626:49
8:38
#20407
HALF
13.11 mi12:54:101:52:428:365:59
8:47
#20479
25K
15.53 mi13:15:182:13:508:3721:08
8:43
#20362
30K
18.64 mi13:42:582:41:308:4027:40
8:55
#20121
20M
20.00 mi13:55:092:53:418:4212:11
8:59
#20023
21M
21.00 mi14:04:383:03:108:449:29
9:29
#19931
35K
21.75 mi14:11:263:09:588:456:48
9:06
#19955
23M
23.00 mi14:23:133:21:458:4711:47
9:25
#20000
24M
24.00 mi14:32:083:30:408:478:55
8:55
#19952
40K
24.85 mi14:39:283:38:008:477:20
8:35
#19809
25.2M
25.20 mi14:42:263:40:588:472:58
8:37
#19722
FINISH
26.22 mi14:50:233:48:558:457:57
7:49
#19515
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 mi19942122621226220993(Top 72%)12785(Top 78%)12785(Top 844%)
10K6.21 mi3.10 mi20316-37412447-18512447-18520768(Top 72%)12671(Top 78%)12671(Top 837%)
15K9.32 mi3.11 mi20560-24412564-11712564-11720993(Top 72%)12785(Top 78%)12785(Top 844%)
20K12.43 mi3.11 mi20407+15312481+8312481+8320042(Top 69%)12304(Top 75%)12304(Top 813%)
HALF13.11 mi0.68 mi20479-7212516-3512516-3521646(Top 75%)13088(Top 80%)13088(Top 864%)
25K15.53 mi2.42 mi20362+11712454+6212454+6219785(Top 68%)12155(Top 74%)12155(Top 803%)
30K18.64 mi3.11 mi20121+24112327+12712327+12719097(Top 66%)11754(Top 72%)11754(Top 776%)
20M20.00 mi1.36 mi20023+9812262+6512262+6518789(Top 65%)11538(Top 71%)11538(Top 762%)
21M21.00 mi1.00 mi19931+9212202+6012202+6018426(Top 63%)11336(Top 69%)11336(Top 749%)
35K21.75 mi0.75 mi19955-2412203-112203-120348(Top 70%)12159(Top 74%)12159(Top 803%)
23M23.00 mi1.25 mi20000-4512204-112204-120288(Top 70%)12104(Top 74%)12104(Top 799%)
24M24.00 mi1.00 mi19952+4812159+4512159+4519080(Top 66%)11456(Top 70%)11456(Top 757%)
40K24.85 mi0.85 mi19809+14312076+8312076+8316137(Top 56%)10040(Top 61%)10040(Top 663%)
25.2M25.20 mi0.35 mi19722+8712036+4012036+4012296(Top 42%)8278(Top 51%)8278(Top 547%)
FINISH26.22 mi1.02 mi19515+20711933+10311933+10313784(Top 47%)8937(Top 55%)8937(Top 590%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 72%
×21
+97ft-345ft

Overall

20993

Males

12785

M60-64

12785

5K→10K

3.1 - 6.2 mi

Top 72%
×5
+79ft-138ft

Overall

20768

Males

12671

M60-64

12671

10K→15K

6.2 - 9.3 mi

Top 72%
×3
+67ft-78ft

Overall

20993

Males

12785

M60-64

12785

15K→20K

9.3 - 12.4 mi

Top 69%
×5
+106ft-86ft

Overall

20042

Males

12304

M60-64

12304

20K→HALF

12.4 - 13.1 mi

Top 75%
×2
+19ft-37ft

Overall

21646

Males

13088

M60-64

13088

HALF→25K

13.1 - 15.5 mi

Top 68%
×4
+66ft-88ft

Overall

19785

Males

12155

M60-64

12155

25K→30K

15.5 - 18.6 mi

Top 66%
×9
+181ft-148ft

Overall

19097

Males

11754

M60-64

11754

30K→20M

18.6 - 20.0 mi

Top 65%
×5
+64ft-50ft

Overall

18789

Males

11538

M60-64

11538

20M→21M

20.0 - 21.0 mi

Top 63%
×8
+106ft-24ft

Overall

18426

Males

11336

M60-64

11336

21M→35K

21.0 - 21.8 mi

Top 70%
×7
+17ft-86ft

Overall

20348

Males

12159

M60-64

12159

35K→23M

21.8 - 23.0 mi

Top 70%
×5
+23ft-63ft

Overall

20288

Males

12104

M60-64

12104

23M→24M

23.0 - 24.0 mi

Top 66%
×6
+12ft-82ft

Overall

19080

Males

11456

M60-64

11456

24M→40K

24.0 - 24.9 mi

Top 56%
×1
+6ft-20ft

Overall

16137

Males

10040

M60-64

10040

40K→25.2M

24.9 - 25.2 mi

Top 42%
×1
+13ft-16ft

Overall

12296

Males

8278

M60-64

8278

25.2M→FINISH

25.2 - 26.2 mi

Top 47%
×2
+22ft-21ft

Overall

13784

Males

8937

M60-64

8937

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1893
Passed By
1466
Net Change
+427
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19942
5K → 10K140514-374#19942#20316
10K → 15K100344-244#20316#20560
15K → 20K24693+153#20560#20407
20K → HALF1284-72#20407#20479
HALF → 25K18568+117#20479#20362
25K → 30K29655+241#20362#20121
30K → 20M14143+98#20121#20023
20M → 21M12937+92#20023#19931
21M → 35K3963-24#19931#19955
35K → 23M72117-45#19955#20000
23M → 24M8739+48#20000#19952
24M → 40K1474+143#19952#19809
40K → 25.2M881+87#19809#19722
25.2M → FINISH2114+207#19722#19515
TOTALS18931466+427
📊

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