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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

David Stacey

Bib: 8557 •M •Age: N/A

Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Top 16%
Gender (Male)
#0 / 16340
Top 27%
Masters (Masters Men)
#0 / 10617
Top 12%
Age Group (M40-44)
#0 / 2198
Top 33%
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
21:10
3.11 mi
Rank: #6966
Start → 5K
21:10 | 6:49/mi
10K
42:15
6.21 mi
Rank: #6863 (+103)
5K → 10K
21:05 | 6:48/mi
15K
1:03:24
9.32 mi
Rank: #6860 (+3)
10K → 15K
21:09 | 6:49/mi
20K
1:24:32
12.43 mi
Rank: #6632 (+228)
15K → 20K
21:08 | 6:49/mi
HALF
1:29:11
13.11 mi
Rank: #6661 (-29)
20K → HALF
4:39 | 6:50/mi
25K
1:45:40
15.53 mi
Rank: #6499 (+162)
HALF → 25K
16:29 | 6:48/mi
30K
2:07:08
18.64 mi
Rank: #6223 (+276)
25K → 30K
21:28 | 6:55/mi
20M
2:16:24
20.00 mi
Rank: #6046 (+177)
30K → 20M
9:16 | 6:50/mi
21M
2:23:22
21.00 mi
Rank: #5814 (+232)
20M → 21M
6:58 | 6:58/mi
35K
2:28:15
21.75 mi
Rank: #5696 (+118)
21M → 35K
4:53 | 6:32/mi
23M
2:36:26
23.00 mi
Rank: #5430 (+266)
35K → 23M
8:11 | 6:33/mi
24M
2:42:54
24.00 mi
Rank: #5270 (+160)
23M → 24M
6:28 | 6:28/mi
40K
2:48:27
24.85 mi
Rank: #5088 (+182)
24M → 40K
5:33 | 6:30/mi
25.2M
2:50:46
25.20 mi
Rank: #4980 (+108)
40K → 25.2M
2:19 | 6:44/mi
FINISH
2:56:57
26.22 mi
Rank: #4772 (+208)
25.2M → FINISH
6:11 | 6:05/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st Half
via HALF
Distance13.11 mi
Time1:29:11
Pace6:49 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:27:46
Pace6:42 /mi
📊Negative Split: 1.6% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:36:2221:106:4921:10
6:49
-
10K
6.21 mi10:57:2742:156:4821:05
6:48
-0:01
15K
9.32 mi11:18:361:03:246:4921:09
6:49
+0:01
20K
12.43 mi11:39:441:24:326:4921:08
6:49
0:00
HALF
13.11 mi11:44:231:29:116:494:39
6:50
+0:01
25K
15.53 mi12:00:521:45:406:4916:29
6:48
-0:02
30K
18.64 mi12:22:202:07:086:5021:28
6:55
+0:07
20M
20.00 mi12:31:362:16:246:509:16
6:50
-0:05
21M
21.00 mi12:38:342:23:226:506:58
6:58
+0:08
35K
21.75 mi12:43:272:28:156:504:53
6:32
-0:26
23M
23.00 mi12:51:382:36:266:498:11
6:33
+0:01
24M
24.00 mi12:58:062:42:546:486:28
6:28
-0:05
40K
24.85 mi13:03:392:48:276:475:33
6:30
+0:02
25.2M
25.20 mi13:05:582:50:466:472:19
6:44
+0:14
FINISH
26.22 mi13:12:092:56:576:466:11
6:05
-0:39

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

6:05 /mi

Average Pace

6:45 /mi

Slowest Pace

6:58 /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

31:16

18% of race

Time at Steady Pace

2:25:41

82% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:45 /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 mi10:36:2221:106:4921:10
6:49
#6966
10K
6.21 mi10:57:2742:156:4821:05
6:48
#6863
15K
9.32 mi11:18:361:03:246:4921:09
6:49
#6860
20K
12.43 mi11:39:441:24:326:4921:08
6:49
#6632
HALF
13.11 mi11:44:231:29:116:494:39
6:50
#6661
25K
15.53 mi12:00:521:45:406:4916:29
6:48
#6499
30K
18.64 mi12:22:202:07:086:5021:28
6:55
#6223
20M
20.00 mi12:31:362:16:246:509:16
6:50
#6046
21M
21.00 mi12:38:342:23:226:506:58
6:58
#5814
35K
21.75 mi12:43:272:28:156:504:53
6:32
#5696
23M
23.00 mi12:51:382:36:266:498:11
6:33
#5430
24M
24.00 mi12:58:062:42:546:486:28
6:28
#5270
40K
24.85 mi13:03:392:48:276:475:33
6:30
#5088
25.2M
25.20 mi13:05:582:50:466:472:19
6:44
#4980
FINISH
26.22 mi13:12:092:56:576:466:11
6:05
#4772
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi6966618861886881(Top 24%)6087(Top 37%)6087(Top 277%)
10K6.21 mi3.10 mi6863+1036114+746114+746827(Top 24%)6064(Top 37%)6064(Top 276%)
15K9.32 mi3.11 mi6860+36093+216093+216881(Top 24%)6087(Top 37%)6087(Top 277%)
20K12.43 mi3.11 mi6632+2285925+1685925+1686199(Top 21%)5556(Top 34%)5556(Top 253%)
HALF13.11 mi0.68 mi6661-295944-195944-197213(Top 25%)6298(Top 39%)6298(Top 287%)
25K15.53 mi2.42 mi6499+1625817+1275817+1275733(Top 20%)5159(Top 32%)5159(Top 235%)
30K18.64 mi3.11 mi6223+2765574+2435574+2435216(Top 18%)4700(Top 29%)4700(Top 214%)
20M20.00 mi1.36 mi6046+1775434+1405434+1404318(Top 15%)3932(Top 24%)3932(Top 179%)
21M21.00 mi1.00 mi5814+2325248+1865248+1863283(Top 11%)3035(Top 19%)3035(Top 138%)
35K21.75 mi0.75 mi5696+1185152+965152+963755(Top 13%)3446(Top 21%)3446(Top 157%)
23M23.00 mi1.25 mi5430+2664933+2194933+2192622(Top 9%)2456(Top 15%)2456(Top 112%)
24M24.00 mi1.00 mi5270+1604806+1274806+1273007(Top 10%)2748(Top 17%)2748(Top 125%)
40K24.85 mi0.85 mi5088+1824644+1624644+1622541(Top 9%)2340(Top 14%)2340(Top 106%)
25.2M25.20 mi0.35 mi4980+1084548+964548+961622(Top 6%)1528(Top 9%)1528(Top 70%)
FINISH26.22 mi1.02 mi4772+2084372+1764372+1761925(Top 7%)1789(Top 11%)1789(Top 81%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 24%
×21
+97ft-345ft

Overall

6881

Males

6087

M40-44

6087

5K→10K

3.1 - 6.2 mi

Top 24%
×5
+79ft-138ft

Overall

6827

Males

6064

M40-44

6064

10K→15K

6.2 - 9.3 mi

Top 24%
×3
+67ft-78ft

Overall

6881

Males

6087

M40-44

6087

15K→20K

9.3 - 12.4 mi

Top 21%
×5
+106ft-86ft

Overall

6199

Males

5556

M40-44

5556

20K→HALF

12.4 - 13.1 mi

Top 25%
×2
+19ft-37ft

Overall

7213

Males

6298

M40-44

6298

HALF→25K

13.1 - 15.5 mi

Top 20%
×4
+66ft-88ft

Overall

5733

Males

5159

M40-44

5159

25K→30K

15.5 - 18.6 mi

Top 18%
×9
+181ft-148ft

Overall

5216

Males

4700

M40-44

4700

30K→20M

18.6 - 20.0 mi

Top 15%
×5
+64ft-50ft

Overall

4318

Males

3932

M40-44

3932

20M→21M

20.0 - 21.0 mi

Top 11%
×8
+106ft-24ft

Overall

3283

Males

3035

M40-44

3035

21M→35K

21.0 - 21.8 mi

Top 13%
×7
+17ft-86ft

Overall

3755

Males

3446

M40-44

3446

35K→23M

21.8 - 23.0 mi

Top 9%
×5
+23ft-63ft

Overall

2622

Males

2456

M40-44

2456

23M→24M

23.0 - 24.0 mi

Top 10%
×6
+12ft-82ft

Overall

3007

Males

2748

M40-44

2748

24M→40K

24.0 - 24.9 mi

Top 9%
×1
+6ft-20ft

Overall

2541

Males

2340

M40-44

2340

40K→25.2M

24.9 - 25.2 mi

Top 6%
×1
+13ft-16ft

Overall

1622

Males

1528

M40-44

1528

25.2M→FINISH

25.2 - 26.2 mi

Top 7%
×2
+22ft-21ft

Overall

1925

Males

1789

M40-44

1789

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
2658*
Passed By
464
Net Change
+2194
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#6966
5K → 10K264*161+103#6966#6863
10K → 15K142139+3#6863#6860
15K → 20K267*39+228#6860#6632
20K → HALF1241-29#6632#6661
HALF → 25K19432+162#6661#6499
25K → 30K311*35+276#6499#6223
30K → 20M1858+177#6223#6046
20M → 21M234*2+232#6046#5814
21M → 35K1180+118#5814#5696
35K → 23M266*0+266#5696#5430
23M → 24M1644+160#5430#5270
24M → 40K1842+182#5270#5088
40K → 25.2M1080+108#5088#4980
25.2M → FINISH209*1+208#4980#4772
TOTALS2658*464+2194

* 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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