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BOSTON MARATHON 2026

Jonas Holtkamp

Bib: 5097•M

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0:00
/ mi
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Overall
#0 / 29021
Top 35%
Gender (Male)
#0 / 16340
Top 48%
Age Group (M18-39)
#0 / 5723
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
21:09
3.11 mi
Rank: #6952
Start → 5K
21:09 | 6:49/mi
10K
42:17
6.21 mi
Rank: #6935 (+17)
5K → 10K
21:08 | 6:49/mi
15K
1:03:52
9.32 mi
Rank: #7383 (-448)
10K → 15K
21:35 | 6:57/mi
20K
1:26:21
12.43 mi
Rank: #7995 (-612)
15K → 20K
22:29 | 7:15/mi
HALF
1:31:12
13.11 mi
Rank: #8076 (-81)
20K → HALF
4:51 | 7:07/mi
25K
1:49:27
15.53 mi
Rank: #8494 (-418)
HALF → 25K
18:15 | 7:32/mi
30K
2:13:36
18.64 mi
Rank: #8959 (-465)
25K → 30K
24:09 | 7:47/mi
20M
2:23:59
20.00 mi
Rank: #9013 (-54)
30K → 20M
10:23 | 7:39/mi
21M
2:32:41
21.00 mi
Rank: #9310 (-297)
20M → 21M
8:42 | 8:42/mi
35K
2:38:53
21.75 mi
Rank: #9542 (-232)
21M → 35K
6:12 | 8:18/mi
23M
2:49:19
23.00 mi
Rank: #9804 (-262)
35K → 23M
10:26 | 8:21/mi
24M
2:57:15
24.00 mi
Rank: #9969 (-165)
23M → 24M
7:56 | 7:56/mi
40K
3:04:35
24.85 mi
Rank: #10240 (-271)
24M → 40K
7:20 | 8:35/mi
25.2M
3:07:20
25.20 mi
Rank: #10181 (+59)
40K → 25.2M
2:45 | 7:59/mi
FINISH
3:15:02
26.22 mi
Rank: #10246 (-65)
25.2M → FINISH
7:42 | 7:34/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:31:12
Pace6:58 /mi
2nd Half
Distance13.11 mi
Time1:43:50
Pace7:56 /mi
📊Positive Split: 13.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:23:5921:096:4921:09
6:49
-
10K
6.21 mi10:45:0742:176:4921:08
6:49
0:00
15K
9.32 mi11:06:421:03:526:5221:35
6:57
+0:08
20K
12.43 mi11:29:111:26:216:5722:29
7:15
+0:18
HALF
13.11 mi11:34:021:31:126:584:51
7:07
-0:08
25K
15.53 mi11:52:171:49:277:0318:15
7:32
+0:25
30K
18.64 mi12:16:262:13:367:1124:09
7:47
+0:15
20M
20.00 mi12:26:492:23:597:1210:23
7:39
-0:08
21M
21.00 mi12:35:312:32:417:178:42
8:42
+1:03
35K
21.75 mi12:41:432:38:537:196:12
8:18
-0:24
23M
23.00 mi12:52:092:49:197:2210:26
8:21
+0:03
24M
24.00 mi13:00:052:57:157:247:56
7:56
-0:25
40K
24.85 mi13:07:253:04:357:267:20
8:35
+0:39
25.2M
25.20 mi13:10:103:07:207:272:45
7:59
-0:36
FINISH
26.22 mi13:17:523:15:027:277:42
7:34
-0:25

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

6:49 /mi

Average Pace

7:27 /mi

Slowest Pace

8:42 /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

1:31:12

47% of race

Time at Steady Pace

1:08:25

35% of race

Time at Slower Pace

35:25

18% of race

Average Pace: 7:26 /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 mi10:23:5921:096:4921:09
6:49
#6952
10K
6.21 mi10:45:0742:176:4921:08
6:49
#6935
15K
9.32 mi11:06:421:03:526:5221:35
6:57
#7383
20K
12.43 mi11:29:111:26:216:5722:29
7:15
#7995
HALF
13.11 mi11:34:021:31:126:584:51
7:07
#8076
25K
15.53 mi11:52:171:49:277:0318:15
7:32
#8494
30K
18.64 mi12:16:262:13:367:1124:09
7:47
#8959
20M
20.00 mi12:26:492:23:597:1210:23
7:39
#9013
21M
21.00 mi12:35:312:32:417:178:42
8:42
#9310
35K
21.75 mi12:41:432:38:537:196:12
8:18
#9542
23M
23.00 mi12:52:092:49:197:2210:26
8:21
#9804
24M
24.00 mi13:00:052:57:157:247:56
7:56
#9969
40K
24.85 mi13:07:253:04:357:267:20
8:35
#10240
25.2M
25.20 mi13:10:103:07:207:272:45
7:59
#10181
FINISH
26.22 mi13:17:523:15:027:277:42
7:34
#10246
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi6952618361838185(Top 28%)6989(Top 43%)6989(Top 122%)
10K6.21 mi3.10 mi6935+176164+196164+197014(Top 24%)6210(Top 38%)6210(Top 109%)
15K9.32 mi3.11 mi7383-4486467-3036467-3038185(Top 28%)6989(Top 43%)6989(Top 122%)
20K12.43 mi3.11 mi7995-6126867-4006867-4009631(Top 33%)7736(Top 47%)7736(Top 135%)
HALF13.11 mi0.68 mi8076-816926-596926-599548(Top 33%)7760(Top 47%)7760(Top 136%)
25K15.53 mi2.42 mi8494-4187162-2367162-23611610(Top 40%)8608(Top 53%)8608(Top 150%)
30K18.64 mi3.11 mi8959-4657398-2367398-23611759(Top 41%)8547(Top 52%)8547(Top 149%)
20M20.00 mi1.36 mi9013-547401-37401-310150(Top 35%)7647(Top 47%)7647(Top 134%)
21M21.00 mi1.00 mi9310-2977530-1297530-12914345(Top 49%)9519(Top 58%)9519(Top 166%)
35K21.75 mi0.75 mi9542-2327635-1057635-10516295(Top 56%)10303(Top 63%)10303(Top 180%)
23M23.00 mi1.25 mi9804-2627740-1057740-10514675(Top 51%)9515(Top 58%)9515(Top 166%)
24M24.00 mi1.00 mi9969-1657792-527792-5213225(Top 46%)8792(Top 54%)8792(Top 154%)
40K24.85 mi0.85 mi10240-2717897-1057897-10516107(Top 56%)10010(Top 61%)10010(Top 175%)
25.2M25.20 mi0.35 mi10181+597855+427855+428163(Top 28%)6198(Top 38%)6198(Top 108%)
FINISH26.22 mi1.02 mi10246-657864-97864-911844(Top 41%)8014(Top 49%)8014(Top 140%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 28%
×21
+97ft-345ft

Overall

8185

Males

6989

M18-39

6989

5K→10K

3.1 - 6.2 mi

Top 24%
×5
+79ft-138ft

Overall

7014

Males

6210

M18-39

6210

10K→15K

6.2 - 9.3 mi

Top 28%
×3
+67ft-78ft

Overall

8185

Males

6989

M18-39

6989

15K→20K

9.3 - 12.4 mi

Top 33%
×5
+106ft-86ft

Overall

9631

Males

7736

M18-39

7736

20K→HALF

12.4 - 13.1 mi

Top 33%
×2
+19ft-37ft

Overall

9548

Males

7760

M18-39

7760

HALF→25K

13.1 - 15.5 mi

Top 40%
×4
+66ft-88ft

Overall

11610

Males

8608

M18-39

8608

25K→30K

15.5 - 18.6 mi

Top 41%
×9
+181ft-148ft

Overall

11759

Males

8547

M18-39

8547

30K→20M

18.6 - 20.0 mi

Top 35%
×5
+64ft-50ft

Overall

10150

Males

7647

M18-39

7647

20M→21M

20.0 - 21.0 mi

Top 49%
×8
+106ft-24ft

Overall

14345

Males

9519

M18-39

9519

21M→35K

21.0 - 21.8 mi

Top 56%
×7
+17ft-86ft

Overall

16295

Males

10303

M18-39

10303

35K→23M

21.8 - 23.0 mi

Top 51%
×5
+23ft-63ft

Overall

14675

Males

9515

M18-39

9515

23M→24M

23.0 - 24.0 mi

Top 46%
×6
+12ft-82ft

Overall

13225

Males

8792

M18-39

8792

24M→40K

24.0 - 24.9 mi

Top 56%
×1
+6ft-20ft

Overall

16107

Males

10010

M18-39

10010

40K→25.2M

24.9 - 25.2 mi

Top 28%
×1
+13ft-16ft

Overall

8163

Males

6198

M18-39

6198

25.2M→FINISH

25.2 - 26.2 mi

Top 41%
×2
+22ft-21ft

Overall

11844

Males

8014

M18-39

8014

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
758*
Passed By
2347
Net Change
-3294
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#6952
5K → 10K217*200+17#6952#6935
10K → 15K41200-448#6935#7383
15K → 20K38200-612#7383#7995
20K → HALF1495-81#7995#8076
HALF → 25K40200-418#8076#8494
25K → 30K62200-465#8494#8959
30K → 20M75129-54#8959#9013
20M → 21M24200-297#9013#9310
21M → 35K20200-232#9310#9542
35K → 23M48200-262#9542#9804
23M → 24M43200-165#9804#9969
24M → 40K19200-271#9969#10240
40K → 25.2M667+59#10240#10181
25.2M → FINISH51116-65#10181#10246
TOTALS758*2347-3294

* 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