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BOSTON MARATHON 2026

Olgert Prendo

Bib: 27679•M

MA

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Overall
#0 / 29021
Gender (Male)
#0 / 16340
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
25:04
3.11 mi
Rank: #17405
Start → 5K
25:04 | 8:05/mi
10K
48:42
6.21 mi
Rank: #15807 (+1598)
5K → 10K
23:38 | 7:37/mi
15K
1:12:00
9.32 mi
Rank: #14746 (+1061)
10K → 15K
23:18 | 7:30/mi
20K
1:35:59
12.43 mi
Rank: #14495 (+251)
15K → 20K
23:59 | 7:44/mi
HALF
1:41:10
13.11 mi
Rank: #14477
20K → HALF
5:11 | 7:37/mi
25K
2:00:28
15.53 mi
Rank: #14549
HALF → 25K
19:18 | 7:58/mi
30K
2:27:47
18.64 mi
Rank: #15413
25K → 30K
27:19 | 8:48/mi
20M
2:40:12
20.00 mi
Rank: #15818
30K → 20M
12:25 | 9:09/mi
21M
2:52:06
21.00 mi
Rank: #16771
20M → 21M
11:54 | 11:54/mi
35K
2:58:48
21.75 mi
Rank: #16882
21M → 35K
6:42 | 8:58/mi
23M
3:16:28
23.00 mi
Rank: #18691
35K → 23M
17:40 | 14:08/mi
24M
3:30:26
24.00 mi
Rank: #19888
23M → 24M
13:58 | 13:58/mi
40K
3:44:22
24.85 mi
Rank: #21056
24M → 40K
13:56 | 16:18/mi
25.2M
3:47:49
25.20 mi
Rank: #21030
40K → 25.2M
3:27 | 10:01/mi
FINISH
3:58:07
26.22 mi
Rank: #21210
25.2M → FINISH
10:18 | 10:07/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:41:10
Pace7:44 /mi
2nd Half
Distance13.11 mi
Time2:16:57
Pace10:27 /mi
📊Positive Split: 35.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:47:3225:048:0525:04
8:05
-
10K
6.21 mi12:11:1048:427:5123:38
7:37
-0:28
15K
9.32 mi12:34:281:12:007:4423:18
7:30
-0:07
20K
12.43 mi12:58:271:35:597:4423:59
7:44
+0:14
HALF
13.11 mi13:03:381:41:107:445:11
7:37
-0:07
25K
15.53 mi13:22:562:00:287:4619:18
7:58
+0:21
30K
18.64 mi13:50:152:27:477:5627:19
8:48
+0:50
20M
20.00 mi14:02:402:40:128:0112:25
9:09
+0:21
21M
21.00 mi14:14:342:52:068:1211:54
11:54
+2:45
35K
21.75 mi14:21:162:58:488:146:42
8:58
-2:56
23M
23.00 mi14:38:563:16:288:3317:40
14:08
+5:10
24M
24.00 mi14:52:543:30:268:4713:58
13:58
-0:10
40K
24.85 mi15:06:503:44:229:0213:56
16:18
+2:20
25.2M
25.20 mi15:10:173:47:499:033:27
10:01
-6:17
FINISH
26.22 mi15:20:353:58:079:0610:18
10:07
+0:06

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

7:30 /mi

Average Pace

9:05 /mi

Slowest Pace

16:18 /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

23:18

10% of race

Time at Steady Pace

2:37:21

66% of race

Time at Slower Pace

57:28

24% of race

Average Pace: 9:05 /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 mi11:47:3225:048:0525:04
8:05
#17405
10K
6.21 mi12:11:1048:427:5123:38
7:37
#15807
15K
9.32 mi12:34:281:12:007:4423:18
7:30
#14746
20K
12.43 mi12:58:271:35:597:4423:59
7:44
#14495
HALF
13.11 mi13:03:381:41:107:445:11
7:37
#14477
25K
15.53 mi13:22:562:00:287:4619:18
7:58
#14549
30K
18.64 mi13:50:152:27:477:5627:19
8:48
#15413
20M
20.00 mi14:02:402:40:128:0112:25
9:09
#15818
21M
21.00 mi14:14:342:52:068:1211:54
11:54
#16771
35K
21.75 mi14:21:162:58:488:146:42
8:58
#16882
23M
23.00 mi14:38:563:16:288:3317:40
14:08
#18691
24M
24.00 mi14:52:543:30:268:4713:58
13:58
#19888
40K
24.85 mi15:06:503:44:229:0213:56
16:18
#21056
25.2M
25.20 mi15:10:173:47:499:033:27
10:01
#21030
FINISH
26.22 mi15:20:353:58:079:0610:18
10:07
#21210
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 mi17405111811118112803(Top 44%)9307(Top 57%)9307(Top 163%)
10K6.21 mi3.10 mi15807+159810537+64410537+64413929(Top 48%)9810(Top 60%)9810(Top 171%)
15K9.32 mi3.11 mi14746+106110108+42910108+42912803(Top 44%)9307(Top 57%)9307(Top 163%)
20K12.43 mi3.11 mi14495+25110007+10110007+10113885(Top 48%)9679(Top 59%)9679(Top 169%)
HALF13.11 mi0.68 mi14477+18100071000713891(Top 48%)9786(Top 60%)9786(Top 171%)
25K15.53 mi2.42 mi14549-72100071000715089(Top 52%)10122(Top 62%)10122(Top 177%)
30K18.64 mi3.11 mi15413-86410300-29310300-29318532(Top 64%)11497(Top 70%)11497(Top 201%)
20M20.00 mi1.36 mi15818-40510443-14310443-14319596(Top 68%)11937(Top 73%)11937(Top 209%)
21M21.00 mi1.00 mi16771-95310830-38710830-38724887(Top 86%)14347(Top 88%)14347(Top 251%)
35K21.75 mi0.75 mi16882-11110866-3610866-3619840(Top 68%)11904(Top 73%)11904(Top 208%)
23M23.00 mi1.25 mi18691-180911614-74811614-74828221(Top 97%)15915(Top 97%)15915(Top 278%)
24M24.00 mi1.00 mi19888-119712127-51312127-51328320(Top 98%)15938(Top 98%)15938(Top 278%)
40K24.85 mi0.85 mi21056-116812701-57412701-57428799(Top 99%)16203(Top 99%)16203(Top 283%)
25.2M25.20 mi0.35 mi21030+2612682+1912682+1919412(Top 67%)11578(Top 71%)11578(Top 202%)
FINISH26.22 mi1.02 mi21210-18012768-8612768-8624117(Top 83%)13850(Top 85%)13850(Top 242%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 44%
×21
+97ft-345ft

Overall

12803

Males

9307

M18-39

9307

5K→10K

3.1 - 6.2 mi

Top 48%
×5
+79ft-138ft

Overall

13929

Males

9810

M18-39

9810

10K→15K

6.2 - 9.3 mi

Top 44%
×3
+67ft-78ft

Overall

12803

Males

9307

M18-39

9307

15K→20K

9.3 - 12.4 mi

Top 48%
×5
+106ft-86ft

Overall

13885

Males

9679

M18-39

9679

20K→HALF

12.4 - 13.1 mi

Top 48%
×2
+19ft-37ft

Overall

13891

Males

9786

M18-39

9786

HALF→25K

13.1 - 15.5 mi

Top 52%
×4
+66ft-88ft

Overall

15089

Males

10122

M18-39

10122

25K→30K

15.5 - 18.6 mi

Top 64%
×9
+181ft-148ft

Overall

18532

Males

11497

M18-39

11497

30K→20M

18.6 - 20.0 mi

Top 68%
×5
+64ft-50ft

Overall

19596

Males

11937

M18-39

11937

20M→21M

20.0 - 21.0 mi

Top 86%
×8
+106ft-24ft

Overall

24887

Males

14347

M18-39

14347

21M→35K

21.0 - 21.8 mi

Top 68%
×7
+17ft-86ft

Overall

19840

Males

11904

M18-39

11904

35K→23M

21.8 - 23.0 mi

Top 97%
×5
+23ft-63ft

Overall

28221

Males

15915

M18-39

15915

23M→24M

23.0 - 24.0 mi

Top 98%
×6
+12ft-82ft

Overall

28320

Males

15938

M18-39

15938

24M→40K

24.0 - 24.9 mi

Top 99%
×1
+6ft-20ft

Overall

28799

Males

16203

M18-39

16203

40K→25.2M

24.9 - 25.2 mi

Top 67%
×1
+13ft-16ft

Overall

19412

Males

11578

M18-39

11578

25.2M→FINISH

25.2 - 26.2 mi

Top 83%
×2
+22ft-21ft

Overall

24117

Males

13850

M18-39

13850

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Position interactions are being recalculated

Started about 2 hours ago. This usually takes 10-20 minutes. Please check back shortly.

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