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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Mark Tsombakos

Bib: 33517 •M •Age: N/A

MA

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 (M60-64)
#0 / 1514
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
32:49
3.11 mi
Rank: #27296
Start → 5K
32:49 | 10:34/mi
10K
1:06:36
6.21 mi
Rank: #27426 (-130)
5K → 10K
33:47 | 10:53/mi
15K
1:39:49
9.32 mi
Rank: #27275 (+151)
10K → 15K
33:13 | 10:42/mi
20K
2:13:54
12.43 mi
Rank: #27183 (+92)
15K → 20K
34:05 | 10:59/mi
HALF
2:21:14
13.11 mi
Rank: #27171 (+12)
20K → HALF
7:20 | 10:46/mi
25K
2:52:41
15.53 mi
Rank: #27466 (-295)
HALF → 25K
31:27 | 12:59/mi
30K
3:30:25
18.64 mi
Rank: #27388 (+78)
25K → 30K
37:44 | 12:09/mi
20M
3:46:53
20.00 mi
Rank: #27335 (+53)
30K → 20M
16:28 | 12:08/mi
21M
4:01:07
21.00 mi
Rank: #27379 (-44)
20M → 21M
14:14 | 14:14/mi
35K
4:10:08
21.75 mi
Rank: #27365 (+14)
21M → 35K
9:01 | 12:04/mi
23M
4:25:37
23.00 mi
Rank: #27341 (+24)
35K → 23M
15:29 | 12:23/mi
24M
4:39:09
24.00 mi
Rank: #27395 (-54)
23M → 24M
13:32 | 13:32/mi
40K
4:50:13
24.85 mi
Rank: #27391 (+4)
24M → 40K
11:04 | 12:57/mi
25.2M
4:54:31
25.20 mi
Rank: #27360 (+31)
40K → 25.2M
4:18 | 12:29/mi
FINISH
5:06:37
26.22 mi
Rank: #27378 (-18)
25.2M → FINISH
12:06 | 11:53/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
Time2:21:14
Pace10:47 /mi
2nd Half
Distance13.11 mi
Time2:45:23
Pace12:37 /mi
📊Positive Split: 17.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi12:03:2332:4910:3432:49
10:34
-
10K
6.21 mi12:37:101:06:3610:4433:47
10:53
+0:19
15K
9.32 mi13:10:231:39:4910:4333:13
10:42
-0:11
20K
12.43 mi13:44:282:13:5410:4734:05
10:59
+0:17
HALF
13.11 mi13:51:482:21:1410:477:20
10:46
-0:13
25K
15.53 mi14:23:152:52:4111:0731:27
12:59
+2:13
30K
18.64 mi15:00:593:30:2511:1837:44
12:09
-0:50
20M
20.00 mi15:17:273:46:5311:2116:28
12:08
-0:01
21M
21.00 mi15:31:414:01:0711:2914:14
14:14
+2:06
35K
21.75 mi15:40:424:10:0811:319:01
12:04
-2:10
23M
23.00 mi15:56:114:25:3711:3315:29
12:23
+0:19
24M
24.00 mi16:09:434:39:0911:3813:32
13:32
+1:09
40K
24.85 mi16:20:474:50:1311:4111:04
12:57
-0:35
25.2M
25.20 mi16:25:054:54:3111:424:18
12:29
-0:28
FINISH
26.22 mi16:37:115:06:3711:4312:06
11:53
-0:36

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

10:34 /mi

Average Pace

11:42 /mi

Slowest Pace

14:14 /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

2:21:14

46% of race

Time at Steady Pace

1:35:06

31% of race

Time at Slower Pace

1:10:17

23% of race

Average Pace: 11:42 /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 mi12:03:2332:4910:3432:49
10:34
#27296
10K
6.21 mi12:37:101:06:3610:4433:47
10:53
#27426
15K
9.32 mi13:10:231:39:4910:4333:13
10:42
#27275
20K
12.43 mi13:44:282:13:5410:4734:05
10:59
#27183
HALF
13.11 mi13:51:482:21:1410:477:20
10:46
#27171
25K
15.53 mi14:23:152:52:4111:0731:27
12:59
#27466
30K
18.64 mi15:00:593:30:2511:1837:44
12:09
#27388
20M
20.00 mi15:17:273:46:5311:2116:28
12:08
#27335
21M
21.00 mi15:31:414:01:0711:2914:14
14:14
#27379
35K
21.75 mi15:40:424:10:0811:319:01
12:04
#27365
23M
23.00 mi15:56:114:25:3711:3315:29
12:23
#27341
24M
24.00 mi16:09:434:39:0911:3813:32
13:32
#27395
40K
24.85 mi16:20:474:50:1311:4111:04
12:57
#27391
25.2M
25.20 mi16:25:054:54:3111:424:18
12:29
#27360
FINISH
26.22 mi16:37:115:06:3711:4312:06
11:53
#27378
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM60-64Seg. OverallSeg. MalesSeg. M60-64
5K3.11 mi3.11 mi27296157471574727015(Top 93%)15605(Top 96%)15605(Top 1031%)
10K6.21 mi3.10 mi27426-13015790-4315790-4327524(Top 95%)15810(Top 97%)15810(Top 1044%)
15K9.32 mi3.11 mi27275+15115719+7115719+7127015(Top 93%)15605(Top 96%)15605(Top 1031%)
20K12.43 mi3.11 mi27183+9215686+3315686+3326923(Top 93%)15546(Top 95%)15546(Top 1027%)
HALF13.11 mi0.68 mi27171+1215677+915677+927068(Top 93%)15564(Top 95%)15564(Top 1028%)
25K15.53 mi2.42 mi27466-29515781-10415781-10428217(Top 97%)16026(Top 98%)16026(Top 1059%)
30K18.64 mi3.11 mi27388+7815730+5115730+5126964(Top 93%)15427(Top 94%)15427(Top 1019%)
20M20.00 mi1.36 mi27335+5315698+3215698+3226559(Top 92%)15183(Top 93%)15183(Top 1003%)
21M21.00 mi1.00 mi27379-4415699-115699-127509(Top 95%)15600(Top 95%)15600(Top 1030%)
35K21.75 mi0.75 mi27365+1415691+815691+826785(Top 92%)15236(Top 93%)15236(Top 1006%)
23M23.00 mi1.25 mi27341+2415674+1715674+1726620(Top 92%)15140(Top 93%)15140(Top 1000%)
24M24.00 mi1.00 mi27395-5415689-1515689-1528038(Top 97%)15808(Top 97%)15808(Top 1044%)
40K24.85 mi0.85 mi27391+415685+415685+427001(Top 93%)15267(Top 93%)15267(Top 1008%)
25.2M25.20 mi0.35 mi27360+3115664+2115664+2125286(Top 87%)14440(Top 88%)14440(Top 954%)
FINISH26.22 mi1.02 mi27378-1815670-615670-627319(Top 94%)15435(Top 94%)15435(Top 1019%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 93%
×21
+97ft-345ft

Overall

27015

Males

15605

M60-64

15605

5K→10K

3.1 - 6.2 mi

Top 95%
×5
+79ft-138ft

Overall

27524

Males

15810

M60-64

15810

10K→15K

6.2 - 9.3 mi

Top 93%
×3
+67ft-78ft

Overall

27015

Males

15605

M60-64

15605

15K→20K

9.3 - 12.4 mi

Top 93%
×5
+106ft-86ft

Overall

26923

Males

15546

M60-64

15546

20K→HALF

12.4 - 13.1 mi

Top 93%
×2
+19ft-37ft

Overall

27068

Males

15564

M60-64

15564

HALF→25K

13.1 - 15.5 mi

Top 97%
×4
+66ft-88ft

Overall

28217

Males

16026

M60-64

16026

25K→30K

15.5 - 18.6 mi

Top 93%
×9
+181ft-148ft

Overall

26964

Males

15427

M60-64

15427

30K→20M

18.6 - 20.0 mi

Top 92%
×5
+64ft-50ft

Overall

26559

Males

15183

M60-64

15183

20M→21M

20.0 - 21.0 mi

Top 95%
×8
+106ft-24ft

Overall

27509

Males

15600

M60-64

15600

21M→35K

21.0 - 21.8 mi

Top 92%
×7
+17ft-86ft

Overall

26785

Males

15236

M60-64

15236

35K→23M

21.8 - 23.0 mi

Top 92%
×5
+23ft-63ft

Overall

26620

Males

15140

M60-64

15140

23M→24M

23.0 - 24.0 mi

Top 97%
×6
+12ft-82ft

Overall

28038

Males

15808

M60-64

15808

24M→40K

24.0 - 24.9 mi

Top 93%
×1
+6ft-20ft

Overall

27001

Males

15267

M60-64

15267

40K→25.2M

24.9 - 25.2 mi

Top 87%
×1
+13ft-16ft

Overall

25286

Males

14440

M60-64

14440

25.2M→FINISH

25.2 - 26.2 mi

Top 94%
×2
+22ft-21ft

Overall

27319

Males

15435

M60-64

15435

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
887*
Passed By
808
Net Change
-82
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#27296
5K → 10K115200-130#27296#27426
10K → 15K201*50+151#27426#27275
15K → 20K15058+92#27275#27183
20K → HALF2816+12#27183#27171
HALF → 25K21200-295#27171#27466
25K → 30K12143+78#27466#27388
30K → 20M7926+53#27388#27335
20M → 21M1660-44#27335#27379
21M → 35K2511+14#27379#27365
35K → 23M4218+24#27365#27341
23M → 24M1670-54#27341#27395
24M → 40K3228+4#27395#27391
40K → 25.2M310+31#27391#27360
25.2M → FINISH1028-18#27360#27378
TOTALS887*808-82

* 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

Activity Data

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