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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Mark Grevengoed

Bib: 14137 •M •Age: N/A

MI

Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Top 47%
Gender (Male)
#0 / 16340
Masters (Masters Men)
#0 / 10617
Top 50%
Age Group (M50-54)
#0 / 1868
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
23:14
3.11 mi
Rank: #12574
Start → 5K
23:14 | 7:29/mi
10K
46:45
6.21 mi
Rank: #13034 (-460)
5K → 10K
23:31 | 7:35/mi
15K
1:10:17
9.32 mi
Rank: #13138 (-104)
10K → 15K
23:32 | 7:35/mi
20K
1:34:12
12.43 mi
Rank: #13276 (-138)
15K → 20K
23:55 | 7:42/mi
HALF
1:39:24
13.11 mi
Rank: #13311 (-35)
20K → HALF
5:12 | 7:38/mi
25K
1:58:10
15.53 mi
Rank: #13299 (+12)
HALF → 25K
18:46 | 7:45/mi
30K
2:22:58
18.64 mi
Rank: #13287 (+12)
25K → 30K
24:48 | 7:59/mi
20M
2:33:56
20.00 mi
Rank: #13259 (+28)
30K → 20M
10:58 | 8:05/mi
21M
2:42:28
21.00 mi
Rank: #13232 (+27)
20M → 21M
8:32 | 8:32/mi
35K
2:48:27
21.75 mi
Rank: #13254 (-22)
21M → 35K
5:59 | 8:00/mi
23M
2:58:56
23.00 mi
Rank: #13339 (-85)
35K → 23M
10:29 | 8:23/mi
24M
3:07:07
24.00 mi
Rank: #13412 (-73)
23M → 24M
8:11 | 8:11/mi
40K
3:14:22
24.85 mi
Rank: #13499 (-87)
24M → 40K
7:15 | 8:29/mi
25.2M
3:17:34
25.20 mi
Rank: #13562 (-63)
40K → 25.2M
3:12 | 9:17/mi
FINISH
3:25:57
26.22 mi
Rank: #13694 (-132)
25.2M → FINISH
8:23 | 8:14/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
Time1:39:24
Pace7:35 /mi
2nd Half
Distance13.11 mi
Time1:46:33
Pace8:08 /mi
📊Positive Split: 7.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:53:0823:147:2923:14
7:29
-
10K
6.21 mi11:16:3946:457:3223:31
7:35
+0:06
15K
9.32 mi11:40:111:10:177:3323:32
7:35
0:00
20K
12.43 mi12:04:061:34:127:3523:55
7:42
+0:07
HALF
13.11 mi12:09:181:39:247:355:12
7:38
-0:04
25K
15.53 mi12:28:041:58:107:3718:46
7:45
+0:07
30K
18.64 mi12:52:522:22:587:4124:48
7:59
+0:14
20M
20.00 mi13:03:502:33:567:4210:58
8:05
+0:06
21M
21.00 mi13:12:222:42:287:458:32
8:32
+0:27
35K
21.75 mi13:18:212:48:277:455:59
8:00
-0:32
23M
23.00 mi13:28:502:58:567:4710:29
8:23
+0:23
24M
24.00 mi13:37:013:07:077:488:11
8:11
-0:12
40K
24.85 mi13:44:163:14:227:507:15
8:29
+0:18
25.2M
25.20 mi13:47:283:17:347:513:12
9:17
+0:48
FINISH
26.22 mi13:55:513:25:577:528:23
8:14
-1:03

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

7:29 /mi

Average Pace

7:52 /mi

Slowest Pace

9:17 /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

1:58:10

57% of race

Time at Steady Pace

49:56

24% of race

Time at Slower Pace

37:51

18% of race

Average Pace: 7:51 /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 mi10:53:0823:147:2923:14
7:29
#12574
10K
6.21 mi11:16:3946:457:3223:31
7:35
#13034
15K
9.32 mi11:40:111:10:177:3323:32
7:35
#13138
20K
12.43 mi12:04:061:34:127:3523:55
7:42
#13276
HALF
13.11 mi12:09:181:39:247:355:12
7:38
#13311
25K
15.53 mi12:28:041:58:107:3718:46
7:45
#13299
30K
18.64 mi12:52:522:22:587:4124:48
7:59
#13287
20M
20.00 mi13:03:502:33:567:4210:58
8:05
#13259
21M
21.00 mi13:12:222:42:287:458:32
8:32
#13232
35K
21.75 mi13:18:212:48:277:455:59
8:00
#13254
23M
23.00 mi13:28:502:58:567:4710:29
8:23
#13339
24M
24.00 mi13:37:013:07:077:488:11
8:11
#13412
40K
24.85 mi13:44:163:14:227:507:15
8:29
#13499
25.2M
25.20 mi13:47:283:17:347:513:12
9:17
#13562
FINISH
26.22 mi13:55:513:25:577:528:23
8:14
#13694
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi125749292929213449(Top 46%)9558(Top 58%)9558(Top 512%)
10K6.21 mi3.10 mi13034-4609441-1499441-14913551(Top 47%)9639(Top 59%)9639(Top 516%)
15K9.32 mi3.11 mi13138-1049468-279468-2713449(Top 46%)9558(Top 58%)9558(Top 512%)
20K12.43 mi3.11 mi13276-1389493-259493-2513688(Top 47%)9597(Top 59%)9597(Top 514%)
HALF13.11 mi0.68 mi13311-359509-169509-1614061(Top 48%)9820(Top 60%)9820(Top 526%)
25K15.53 mi2.42 mi13299+129483+269483+2613339(Top 46%)9367(Top 57%)9367(Top 501%)
30K18.64 mi3.11 mi13287+129426+579426+5713354(Top 46%)9265(Top 57%)9265(Top 496%)
20M20.00 mi1.36 mi13259+289395+319395+3113291(Top 46%)9146(Top 56%)9146(Top 490%)
21M21.00 mi1.00 mi13232+279360+359360+3513316(Top 46%)9051(Top 55%)9051(Top 485%)
35K21.75 mi0.75 mi13254-229355+59355+514438(Top 50%)9507(Top 58%)9507(Top 509%)
23M23.00 mi1.25 mi13339-859372-179372-1714928(Top 51%)9649(Top 59%)9649(Top 517%)
24M24.00 mi1.00 mi13412-739372937214940(Top 51%)9580(Top 59%)9580(Top 513%)
40K24.85 mi0.85 mi13499-879387-159387-1515508(Top 53%)9756(Top 60%)9756(Top 522%)
25.2M25.20 mi0.35 mi13562-639407-209407-2016129(Top 56%)10022(Top 61%)10022(Top 537%)
FINISH26.22 mi1.02 mi13694-1329439-329439-3216541(Top 57%)10229(Top 63%)10229(Top 548%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 46%
×21
+97ft-345ft

Overall

13449

Males

9558

M50-54

9558

5K→10K

3.1 - 6.2 mi

Top 47%
×5
+79ft-138ft

Overall

13551

Males

9639

M50-54

9639

10K→15K

6.2 - 9.3 mi

Top 46%
×3
+67ft-78ft

Overall

13449

Males

9558

M50-54

9558

15K→20K

9.3 - 12.4 mi

Top 47%
×5
+106ft-86ft

Overall

13688

Males

9597

M50-54

9597

20K→HALF

12.4 - 13.1 mi

Top 48%
×2
+19ft-37ft

Overall

14061

Males

9820

M50-54

9820

HALF→25K

13.1 - 15.5 mi

Top 46%
×4
+66ft-88ft

Overall

13339

Males

9367

M50-54

9367

25K→30K

15.5 - 18.6 mi

Top 46%
×9
+181ft-148ft

Overall

13354

Males

9265

M50-54

9265

30K→20M

18.6 - 20.0 mi

Top 46%
×5
+64ft-50ft

Overall

13291

Males

9146

M50-54

9146

20M→21M

20.0 - 21.0 mi

Top 46%
×8
+106ft-24ft

Overall

13316

Males

9051

M50-54

9051

21M→35K

21.0 - 21.8 mi

Top 50%
×7
+17ft-86ft

Overall

14438

Males

9507

M50-54

9507

35K→23M

21.8 - 23.0 mi

Top 51%
×5
+23ft-63ft

Overall

14928

Males

9649

M50-54

9649

23M→24M

23.0 - 24.0 mi

Top 51%
×6
+12ft-82ft

Overall

14940

Males

9580

M50-54

9580

24M→40K

24.0 - 24.9 mi

Top 53%
×1
+6ft-20ft

Overall

15508

Males

9756

M50-54

9756

40K→25.2M

24.9 - 25.2 mi

Top 56%
×1
+13ft-16ft

Overall

16129

Males

10022

M50-54

10022

25.2M→FINISH

25.2 - 26.2 mi

Top 57%
×2
+22ft-21ft

Overall

16541

Males

10229

M50-54

10229

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1181
Passed By
1824
Net Change
-1120
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#12574
5K → 10K111200-460#12574#13034
10K → 15K153200-104#13034#13138
15K → 20K111200-138#13138#13276
20K → HALF1853-35#13276#13311
HALF → 25K119107+12#13311#13299
25K → 30K200188+12#13299#13287
30K → 20M11587+28#13287#13259
20M → 21M9972+27#13259#13232
21M → 35K4971-22#13232#13254
35K → 23M62147-85#13254#13339
23M → 24M53126-73#13339#13412
24M → 40K41128-87#13412#13499
40K → 25.2M1477-63#13499#13562
25.2M → FINISH36168-132#13562#13694
TOTALS11811824-1120
📊

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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