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BOSTON MARATHON 2026

Matt Kreps

Bib: 31870β€’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
51Β°/41Β°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
29:54
3.11 mi
Rank: #24863
Start β†’ 5K
29:54 | 9:38/mi
10K
1:01:32
6.21 mi
Rank: #25659 (-796)
5K β†’ 10K
31:38 | 10:11/mi
15K
1:34:53
9.32 mi
Rank: #26238 (-579)
10K β†’ 15K
33:21 | 10:45/mi
20K
2:11:32
12.43 mi
Rank: #26840 (-602)
15K β†’ 20K
36:39 | 11:48/mi
HALF
2:19:38
13.11 mi
Rank: #26958 (-118)
20K β†’ HALF
8:06 | 11:53/mi
25K
2:51:55
15.53 mi
Rank: #27404 (-446)
HALF β†’ 25K
32:17 | 13:19/mi
30K
3:35:04
18.64 mi
Rank: #27690 (-286)
25K β†’ 30K
43:09 | 13:54/mi
20M
3:53:33
20.00 mi
Rank: #27735 (-45)
30K β†’ 20M
18:29 | 13:37/mi
21M
4:08:03
21.00 mi
Rank: #27735
20M β†’ 21M
14:30 | 14:30/mi
35K
4:18:16
21.75 mi
Rank: #27777 (-42)
21M β†’ 35K
10:13 | 13:40/mi
23M
4:35:31
23.00 mi
Rank: #27807 (-30)
35K β†’ 23M
17:15 | 13:48/mi
24M
4:48:51
24.00 mi
Rank: #27818 (-11)
23M β†’ 24M
13:20 | 13:20/mi
40K
5:00:48
24.85 mi
Rank: #27834 (-16)
24M β†’ 40K
11:57 | 13:59/mi
25.2M
5:06:04
25.20 mi
Rank: #27843 (-9)
40K β†’ 25.2M
5:16 | 15:17/mi
FINISH
5:19:07
26.22 mi
Rank: #27860 (-17)
25.2M β†’ FINISH
13:03 | 12:49/mi
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Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time2:19:38
Pace10:40 /mi
2nd Half
Distance13.11 mi
Time2:59:29
Pace13:42 /mi
πŸ“ŠPositive Split: 28.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi12:02:2429:549:3829:54
9:38
-
10K
6.21 mi12:34:021:01:329:5531:38
10:11
+0:33
15K
9.32 mi13:07:231:34:5310:1133:21
10:45
+0:34
20K
12.43 mi13:44:022:11:3210:3636:39
11:48
+1:03
HALF
13.11 mi13:52:082:19:3810:408:06
11:53
+0:05
25K
15.53 mi14:24:252:51:5511:0532:17
13:19
+1:26
30K
18.64 mi15:07:343:35:0411:3343:09
13:54
+0:35
20M
20.00 mi15:26:033:53:3311:4118:29
13:37
-0:17
21M
21.00 mi15:40:334:08:0311:4914:30
14:30
+0:53
35K
21.75 mi15:50:464:18:1611:5310:13
13:40
-0:50
23M
23.00 mi16:08:014:35:3111:5917:15
13:48
+0:08
24M
24.00 mi16:21:214:48:5112:0313:20
13:20
-0:28
40K
24.85 mi16:33:185:00:4812:0711:57
13:59
+0:39
25.2M
25.20 mi16:38:345:06:0412:095:16
15:17
+1:18
FINISH
26.22 mi16:51:375:19:0712:1113:03
12:49
-2:28

Checkpoint Splits Visualizations

Explore your race data through different visual perspectives. Scroll to discover each visualization.

πŸ“ˆPace 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

9:38 /mi

Average Pace

12:11 /mi

Slowest Pace

15:17 /mi

Loading chart...
Fastest
Middle
Slowest
Average

πŸ“ŠSegments

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

2:19:38

44% of race

Time at Steady Pace

2:39:43

50% of race

Time at Slower Pace

19:46

6% of race

Average Pace: 12:10 /mi

Loading chart...
Faster pace (< avg)
Steady pace (β‰ˆ 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 mi12:02:2429:549:3829:54
9:38
#24863
10K
6.21 mi12:34:021:01:329:5531:38
10:11
#25659
15K
9.32 mi13:07:231:34:5310:1133:21
10:45
#26238
20K
12.43 mi13:44:022:11:3210:3636:39
11:48
#26840
HALF
13.11 mi13:52:082:19:3810:408:06
11:53
#26958
25K
15.53 mi14:24:252:51:5511:0532:17
13:19
#27404
30K
18.64 mi15:07:343:35:0411:3343:09
13:54
#27690
20M
20.00 mi15:26:033:53:3311:4118:29
13:37
#27735
21M
21.00 mi15:40:334:08:0311:4914:30
14:30
#27735
35K
21.75 mi15:50:464:18:1611:5310:13
13:40
#27777
23M
23.00 mi16:08:014:35:3111:5917:15
13:48
#27807
24M
24.00 mi16:21:214:48:5112:0313:20
13:20
#27818
40K
24.85 mi16:33:185:00:4812:0711:57
13:59
#27834
25.2M
25.20 mi16:38:345:06:0412:095:16
15:17
#27843
FINISH
26.22 mi16:51:375:19:0712:1113:03
12:49
#27860
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 mi24863146601466027074(Top 93%)15633(Top 96%)15633(Top 648%)
10K6.21 mi3.10 mi25659-79615026-36615026-36626268(Top 91%)15295(Top 94%)15295(Top 634%)
15K9.32 mi3.11 mi26238-57915282-25615282-25627074(Top 93%)15633(Top 96%)15633(Top 648%)
20K12.43 mi3.11 mi26840-60215536-25415536-25427831(Top 96%)15918(Top 97%)15918(Top 660%)
HALF13.11 mi0.68 mi26958-11815592-5615592-5628197(Top 97%)16019(Top 98%)16019(Top 664%)
25K15.53 mi2.42 mi27404-44615754-16215754-16228393(Top 98%)16095(Top 99%)16095(Top 667%)
30K18.64 mi3.11 mi27690-28615853-9915853-9928298(Top 98%)16009(Top 98%)16009(Top 663%)
20M20.00 mi1.36 mi27735-4515860-715860-727866(Top 96%)15799(Top 97%)15799(Top 655%)
21M21.00 mi1.00 mi2773515855+515855+527730(Top 96%)15705(Top 96%)15705(Top 651%)
35K21.75 mi0.75 mi27777-4215868-1315868-1328142(Top 97%)15873(Top 97%)15873(Top 658%)
23M23.00 mi1.25 mi27807-3015874-615874-627990(Top 96%)15818(Top 97%)15818(Top 656%)
24M24.00 mi1.00 mi27818-1115872+215872+227903(Top 96%)15741(Top 96%)15741(Top 652%)
40K24.85 mi0.85 mi27834-1615875-315875-327880(Top 96%)15730(Top 96%)15730(Top 652%)
25.2M25.20 mi0.35 mi27843-9158751587528069(Top 97%)15808(Top 97%)15808(Top 655%)
FINISH26.22 mi1.02 mi27860-1715878-315878-328094(Top 97%)15831(Top 97%)15831(Top 656%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 93%
Γ—21
+97ft-345ft

Overall

27074

Males

15633

M45-49

15633

5K→10K

3.1 - 6.2 mi

Top 91%
Γ—5
+79ft-138ft

Overall

26268

Males

15295

M45-49

15295

10K→15K

6.2 - 9.3 mi

Top 93%
Γ—3
+67ft-78ft

Overall

27074

Males

15633

M45-49

15633

15K→20K

9.3 - 12.4 mi

Top 96%
Γ—5
+106ft-86ft

Overall

27831

Males

15918

M45-49

15918

20K→HALF

12.4 - 13.1 mi

Top 97%
Γ—2
+19ft-37ft

Overall

28197

Males

16019

M45-49

16019

HALF→25K

13.1 - 15.5 mi

Top 98%
Γ—4
+66ft-88ft

Overall

28393

Males

16095

M45-49

16095

25K→30K

15.5 - 18.6 mi

Top 98%
Γ—9
+181ft-148ft

Overall

28298

Males

16009

M45-49

16009

30K→20M

18.6 - 20.0 mi

Top 96%
Γ—5
+64ft-50ft

Overall

27866

Males

15799

M45-49

15799

20M→21M

20.0 - 21.0 mi

Top 96%
Γ—8
+106ft-24ft

Overall

27730

Males

15705

M45-49

15705

21M→35K

21.0 - 21.8 mi

Top 97%
Γ—7
+17ft-86ft

Overall

28142

Males

15873

M45-49

15873

35K→23M

21.8 - 23.0 mi

Top 96%
Γ—5
+23ft-63ft

Overall

27990

Males

15818

M45-49

15818

23M→24M

23.0 - 24.0 mi

Top 96%
Γ—6
+12ft-82ft

Overall

27903

Males

15741

M45-49

15741

24M→40K

24.0 - 24.9 mi

Top 96%
Γ—1
+6ft-20ft

Overall

27880

Males

15730

M45-49

15730

40K→25.2M

24.9 - 25.2 mi

Top 97%
Γ—1
+13ft-16ft

Overall

28069

Males

15808

M45-49

15808

25.2M→FINISH

25.2 - 26.2 mi

Top 97%
Γ—2
+22ft-21ft

Overall

28094

Males

15831

M45-49

15831

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
181
Passed By
3178
Net Change
-2997
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start β†’ 5K----#24863
5K β†’ 10K21817-796#24863#25659
10K β†’ 15K15594-579#25659#26238
15K β†’ 20K15617-602#26238#26840
20K β†’ HALF7125-118#26840#26958
HALF β†’ 25K11457-446#26958#27404
25K β†’ 30K15301-286#27404#27690
30K β†’ 20M1964-45#27690#27735
20M β†’ 21M23230#27735#27735
21M β†’ 35K547-42#27735#27777
35K β†’ 23M1242-30#27777#27807
23M β†’ 24M1324-11#27807#27818
24M β†’ 40K1026-16#27818#27834
40K β†’ 25.2M615-9#27834#27843
25.2M β†’ FINISH926-17#27843#27860
TOTALS1813178-2997
πŸ“Š

Passing Analysis Visualizations

Explore your passing analysis through 5 different visualizations. Scroll to discover each one.

Time:
Category:

πŸ“ˆPosition Graph

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🎨Heatmap Timeline

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πŸ”„Passing Circle

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🌊Position Flow

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πŸƒRace 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