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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Brian Fields

Bib: 15017 •M •Age: N/A

MD

Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Gender (Male)
#0 / 16340
Masters (Masters Men)
#0 / 10617
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
23:22
3.11 mi
Rank: #12948
Start → 5K
23:22 | 7:32/mi
10K
47:18
6.21 mi
Rank: #13837 (-889)
5K → 10K
23:56 | 7:43/mi
15K
1:10:54
9.32 mi
Rank: #13725 (+112)
10K → 15K
23:36 | 7:36/mi
20K
1:34:33
12.43 mi
Rank: #13498 (+227)
15K → 20K
23:39 | 7:37/mi
HALF
1:39:37
13.11 mi
Rank: #13440 (+58)
20K → HALF
5:04 | 7:26/mi
25K
1:57:58
15.53 mi
Rank: #13193 (+247)
HALF → 25K
18:21 | 7:34/mi
30K
2:21:40
18.64 mi
Rank: #12713 (+480)
25K → 30K
23:42 | 7:38/mi
20M
2:32:34
20.00 mi
Rank: #12713
30K → 20M
10:54 | 8:02/mi
21M
2:41:31
21.00 mi
Rank: #12878 (-165)
20M → 21M
8:57 | 8:57/mi
35K
2:47:47
21.75 mi
Rank: #13041 (-163)
21M → 35K
6:16 | 8:23/mi
23M
3:03:18
23.00 mi
Rank: #14882 (-1841)
35K → 23M
15:31 | 12:24/mi
24M
3:13:16
24.00 mi
Rank: #15464 (-582)
23M → 24M
9:58 | 9:58/mi
40K
3:24:30
24.85 mi
Rank: #16535 (-1071)
24M → 40K
11:14 | 13:09/mi
25.2M
3:28:46
25.20 mi
Rank: #16793 (-258)
40K → 25.2M
4:16 | 12:23/mi
FINISH
3:38:29
26.22 mi
Rank: #17091 (-298)
25.2M → FINISH
9:43 | 9:33/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:39:37
Pace7:36 /mi
2nd Half
Distance13.11 mi
Time1:58:52
Pace9:05 /mi
📊Positive Split: 19.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:54:2923:227:3223:22
7:32
-
10K
6.21 mi11:18:2547:187:3723:56
7:43
+0:11
15K
9.32 mi11:42:011:10:547:3723:36
7:36
-0:07
20K
12.43 mi12:05:401:34:337:3723:39
7:37
+0:01
HALF
13.11 mi12:10:441:39:377:365:04
7:26
-0:11
25K
15.53 mi12:29:051:57:587:3618:21
7:34
+0:08
30K
18.64 mi12:52:472:21:407:3623:42
7:38
+0:04
20M
20.00 mi13:03:412:32:347:3810:54
8:02
+0:24
21M
21.00 mi13:12:382:41:317:428:57
8:57
+0:55
35K
21.75 mi13:18:542:47:477:436:16
8:23
-0:34
23M
23.00 mi13:34:253:03:187:5915:31
12:24
+4:01
24M
24.00 mi13:44:233:13:168:049:58
9:58
-2:26
40K
24.85 mi13:55:373:24:308:1411:14
13:09
+3:11
25.2M
25.20 mi13:59:533:28:468:184:16
12:23
-0:46
FINISH
26.22 mi14:09:363:38:298:219:43
9:33
-2:50

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

7:26 /mi

Average Pace

8:20 /mi

Slowest Pace

13:09 /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

0:00

0% of race

Time at Steady Pace

2:47:47

77% of race

Time at Slower Pace

50:42

23% of race

Average Pace: 8:20 /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 mi10:54:2923:227:3223:22
7:32
#12948
10K
6.21 mi11:18:2547:187:3723:56
7:43
#13837
15K
9.32 mi11:42:011:10:547:3723:36
7:36
#13725
20K
12.43 mi12:05:401:34:337:3723:39
7:37
#13498
HALF
13.11 mi12:10:441:39:377:365:04
7:26
#13440
25K
15.53 mi12:29:051:57:587:3618:21
7:34
#13193
30K
18.64 mi12:52:472:21:407:3623:42
7:38
#12713
20M
20.00 mi13:03:412:32:347:3810:54
8:02
#12713
21M
21.00 mi13:12:382:41:317:428:57
8:57
#12878
35K
21.75 mi13:18:542:47:477:436:16
8:23
#13041
23M
23.00 mi13:34:253:03:187:5915:31
12:24
#14882
24M
24.00 mi13:44:233:13:168:049:58
9:58
#15464
40K
24.85 mi13:55:373:24:308:1411:14
13:09
#16535
25.2M
25.20 mi13:59:533:28:468:184:16
12:23
#16793
FINISH
26.22 mi14:09:363:38:298:219:43
9:33
#17091
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 mi129489449944913629(Top 47%)9646(Top 59%)9646(Top 516%)
10K6.21 mi3.10 mi13837-8899792-3439792-34314775(Top 51%)10165(Top 62%)10165(Top 544%)
15K9.32 mi3.11 mi13725+1129722+709722+7013629(Top 47%)9646(Top 59%)9646(Top 516%)
20K12.43 mi3.11 mi13498+2279590+1329590+13212941(Top 45%)9260(Top 57%)9260(Top 496%)
HALF13.11 mi0.68 mi13440+589568+229568+2212411(Top 43%)9135(Top 56%)9135(Top 489%)
25K15.53 mi2.42 mi13193+2479441+1279441+12711988(Top 41%)8786(Top 54%)8786(Top 470%)
30K18.64 mi3.11 mi12713+4809182+2599182+25910658(Top 37%)8039(Top 49%)8039(Top 430%)
20M20.00 mi1.36 mi127139147+359147+3513008(Top 45%)9026(Top 55%)9026(Top 483%)
21M21.00 mi1.00 mi12878-1659193-469193-4615843(Top 55%)10192(Top 62%)10192(Top 546%)
35K21.75 mi0.75 mi13041-1639261-689261-6816875(Top 58%)10561(Top 65%)10561(Top 565%)
23M23.00 mi1.25 mi14882-18419999-7389999-73826647(Top 92%)15148(Top 93%)15148(Top 811%)
24M24.00 mi1.00 mi15464-58210220-22110220-22122680(Top 78%)13213(Top 81%)13213(Top 707%)
40K24.85 mi0.85 mi16535-107110654-43410654-43427167(Top 94%)15355(Top 94%)15355(Top 822%)
25.2M25.20 mi0.35 mi16793-25810754-10010754-10025100(Top 86%)14320(Top 88%)14320(Top 767%)
FINISH26.22 mi1.02 mi17091-29810856-10210856-10222440(Top 77%)13047(Top 80%)13047(Top 698%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 47%
×21
+97ft-345ft

Overall

13629

Males

9646

M50-54

9646

5K→10K

3.1 - 6.2 mi

Top 51%
×5
+79ft-138ft

Overall

14775

Males

10165

M50-54

10165

10K→15K

6.2 - 9.3 mi

Top 47%
×3
+67ft-78ft

Overall

13629

Males

9646

M50-54

9646

15K→20K

9.3 - 12.4 mi

Top 45%
×5
+106ft-86ft

Overall

12941

Males

9260

M50-54

9260

20K→HALF

12.4 - 13.1 mi

Top 43%
×2
+19ft-37ft

Overall

12411

Males

9135

M50-54

9135

HALF→25K

13.1 - 15.5 mi

Top 41%
×4
+66ft-88ft

Overall

11988

Males

8786

M50-54

8786

25K→30K

15.5 - 18.6 mi

Top 37%
×9
+181ft-148ft

Overall

10658

Males

8039

M50-54

8039

30K→20M

18.6 - 20.0 mi

Top 45%
×5
+64ft-50ft

Overall

13008

Males

9026

M50-54

9026

20M→21M

20.0 - 21.0 mi

Top 55%
×8
+106ft-24ft

Overall

15843

Males

10192

M50-54

10192

21M→35K

21.0 - 21.8 mi

Top 58%
×7
+17ft-86ft

Overall

16875

Males

10561

M50-54

10561

35K→23M

21.8 - 23.0 mi

Top 92%
×5
+23ft-63ft

Overall

26647

Males

15148

M50-54

15148

23M→24M

23.0 - 24.0 mi

Top 78%
×6
+12ft-82ft

Overall

22680

Males

13213

M50-54

13213

24M→40K

24.0 - 24.9 mi

Top 94%
×1
+6ft-20ft

Overall

27167

Males

15355

M50-54

15355

40K→25.2M

24.9 - 25.2 mi

Top 86%
×1
+13ft-16ft

Overall

25100

Males

14320

M50-54

14320

25.2M→FINISH

25.2 - 26.2 mi

Top 77%
×2
+22ft-21ft

Overall

22440

Males

13047

M50-54

13047

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1624*
Passed By
1922
Net Change
-4143
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#12948
5K → 10K65200-889#12948#13837
10K → 15K263*151+112#13837#13725
15K → 20K284*57+227#13725#13498
20K → HALF679+58#13498#13440
HALF → 25K266*19+247#13440#13193
25K → 30K488*8+480#13193#12713
30K → 20M94940#12713#12713
20M → 21M43200-165#12713#12878
21M → 35K21184-163#12878#13041
35K → 23M0200-1841#13041#14882
23M → 24M12200-582#14882#15464
24M → 40K4200-1071#15464#16535
40K → 25.2M4200-258#16535#16793
25.2M → FINISH13200-298#16793#17091
TOTALS1624*1922-4143

* 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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Qualifying & Age Grade

See how your performance stacks up against qualifying standards

OTQ

Olympic Trials Qualifying analysis available

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