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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Jason Mielcarek

Bib: 2976 β€’M β€’Age: N/A

VT

Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Top 6%
Gender (Male)
#0 / 16340
Top 10%
Masters (Masters Men)
#0 / 10617
Top 2%
Age Group (M40-44)
#0 / 2198
Top 7%
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
19:27
3.11 mi
Rank: #2426
Start β†’ 5K
19:27 | 6:16/mi
10K
38:32
6.21 mi
Rank: #2199 (+227)
5K β†’ 10K
19:05 | 6:09/mi
15K
57:15
9.32 mi
Rank: #1929 (+270)
10K β†’ 15K
18:43 | 6:02/mi
20K
1:16:10
12.43 mi
Rank: #1796 (+133)
15K β†’ 20K
18:55 | 6:06/mi
HALF
1:20:18
13.11 mi
Rank: #1792 (+4)
20K β†’ HALF
4:08 | 6:04/mi
25K
1:35:18
15.53 mi
Rank: #1783 (+9)
HALF β†’ 25K
15:00 | 6:12/mi
30K
1:55:04
18.64 mi
Rank: #1765 (+18)
25K β†’ 30K
19:46 | 6:22/mi
20M
2:03:52
20.00 mi
Rank: #1775 (-10)
30K β†’ 20M
8:48 | 6:29/mi
21M
2:10:36
21.00 mi
Rank: #1769 (+6)
20M β†’ 21M
6:44 | 6:44/mi
35K
2:15:14
21.75 mi
Rank: #1762 (+7)
21M β†’ 35K
4:38 | 6:12/mi
23M
2:23:16
23.00 mi
Rank: #1758 (+4)
35K β†’ 23M
8:02 | 6:26/mi
24M
2:29:33
24.00 mi
Rank: #1738 (+20)
23M β†’ 24M
6:17 | 6:17/mi
40K
2:35:06
24.85 mi
Rank: #1735 (+3)
24M β†’ 40K
5:33 | 6:30/mi
25.2M
2:37:29
25.20 mi
Rank: #1743 (-8)
40K β†’ 25.2M
2:23 | 6:55/mi
FINISH
2:43:48
26.22 mi
Rank: #1741 (+2)
25.2M β†’ FINISH
6:19 | 6:12/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
Time1:20:18
Pace6:08 /mi
2nd Half
Distance13.11 mi
Time1:23:30
Pace6:23 /mi
πŸ“ŠPositive Split: 4.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:20:2519:276:1619:27
6:16
-
10K
6.21 mi10:39:3038:326:1319:05
6:09
-0:07
15K
9.32 mi10:58:1357:156:0918:43
6:02
-0:07
20K
12.43 mi11:17:081:16:106:0818:55
6:06
+0:04
HALF
13.11 mi11:21:161:20:186:084:08
6:04
-0:02
25K
15.53 mi11:36:161:35:186:0915:00
6:12
+0:08
30K
18.64 mi11:56:021:55:046:1119:46
6:22
+0:10
20M
20.00 mi12:04:502:03:526:128:48
6:29
+0:07
21M
21.00 mi12:11:342:10:366:146:44
6:44
+0:15
35K
21.75 mi12:16:122:15:146:144:38
6:12
-0:32
23M
23.00 mi12:24:142:23:166:148:02
6:26
+0:14
24M
24.00 mi12:30:312:29:336:146:17
6:17
-0:09
40K
24.85 mi12:36:042:35:066:155:33
6:30
+0:13
25.2M
25.20 mi12:38:272:37:296:152:23
6:55
+0:25
FINISH
26.22 mi12:44:462:43:486:166:19
6:12
-0:43

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

6:02 /mi

Average Pace

6:15 /mi

Slowest Pace

6:55 /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

2:34:41

94% of race

Time at Steady Pace

9:07

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:15 /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 mi10:20:2519:276:1619:27
6:16
#2426
10K
6.21 mi10:39:3038:326:1319:05
6:09
#2199
15K
9.32 mi10:58:1357:156:0918:43
6:02
#1929
20K
12.43 mi11:17:081:16:106:0818:55
6:06
#1796
HALF
13.11 mi11:21:161:20:186:084:08
6:04
#1792
25K
15.53 mi11:36:161:35:186:0915:00
6:12
#1783
30K
18.64 mi11:56:021:55:046:1119:46
6:22
#1765
20M
20.00 mi12:04:502:03:526:128:48
6:29
#1775
21M
21.00 mi12:11:342:10:366:146:44
6:44
#1769
35K
21.75 mi12:16:122:15:146:144:38
6:12
#1762
23M
23.00 mi12:24:142:23:166:148:02
6:26
#1758
24M
24.00 mi12:30:312:29:336:146:17
6:17
#1738
40K
24.85 mi12:36:042:35:066:155:33
6:30
#1735
25.2M
25.20 mi12:38:272:37:296:152:23
6:55
#1743
FINISH
26.22 mi12:44:462:43:486:166:19
6:12
#1741
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 mi2426233123311459(Top 5%)1404(Top 9%)1404(Top 64%)
10K6.21 mi3.10 mi2199+2272121+2102121+2101987(Top 7%)1917(Top 12%)1917(Top 87%)
15K9.32 mi3.11 mi1929+2701859+2621859+2621459(Top 5%)1404(Top 9%)1404(Top 64%)
20K12.43 mi3.11 mi1796+1331731+1281731+1281545(Top 5%)1491(Top 9%)1491(Top 68%)
HALF13.11 mi0.68 mi1792+41728+31728+31746(Top 6%)1685(Top 10%)1685(Top 77%)
25K15.53 mi2.42 mi1783+91718+101718+101780(Top 6%)1714(Top 10%)1714(Top 78%)
30K18.64 mi3.11 mi1765+181701+171701+171907(Top 7%)1828(Top 11%)1828(Top 83%)
20M20.00 mi1.36 mi1775-101710-91710-92302(Top 8%)2187(Top 13%)2187(Top 99%)
21M21.00 mi1.00 mi1769+61705+51705+52144(Top 7%)2039(Top 12%)2039(Top 93%)
35K21.75 mi0.75 mi1762+71699+61699+61964(Top 7%)1873(Top 11%)1873(Top 85%)
23M23.00 mi1.25 mi1758+41692+71692+72026(Top 7%)1919(Top 12%)1919(Top 87%)
24M24.00 mi1.00 mi1738+201673+191673+192110(Top 7%)1982(Top 12%)1982(Top 90%)
40K24.85 mi0.85 mi1735+31669+41669+42487(Top 9%)2286(Top 14%)2286(Top 104%)
25.2M25.20 mi0.35 mi1743-81677-81677-82224(Top 8%)2045(Top 13%)2045(Top 93%)
FINISH26.22 mi1.02 mi1741+21674+31674+32485(Top 9%)2259(Top 14%)2259(Top 103%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 5%
Γ—21
+97ft-345ft

Overall

1459

Males

1404

M40-44

1404

5K→10K

3.1 - 6.2 mi

Top 7%
Γ—5
+79ft-138ft

Overall

1987

Males

1917

M40-44

1917

10K→15K

6.2 - 9.3 mi

Top 5%
Γ—3
+67ft-78ft

Overall

1459

Males

1404

M40-44

1404

15K→20K

9.3 - 12.4 mi

Top 5%
Γ—5
+106ft-86ft

Overall

1545

Males

1491

M40-44

1491

20K→HALF

12.4 - 13.1 mi

Top 6%
Γ—2
+19ft-37ft

Overall

1746

Males

1685

M40-44

1685

HALF→25K

13.1 - 15.5 mi

Top 6%
Γ—4
+66ft-88ft

Overall

1780

Males

1714

M40-44

1714

25K→30K

15.5 - 18.6 mi

Top 7%
Γ—9
+181ft-148ft

Overall

1907

Males

1828

M40-44

1828

30K→20M

18.6 - 20.0 mi

Top 8%
Γ—5
+64ft-50ft

Overall

2302

Males

2187

M40-44

2187

20M→21M

20.0 - 21.0 mi

Top 7%
Γ—8
+106ft-24ft

Overall

2144

Males

2039

M40-44

2039

21M→35K

21.0 - 21.8 mi

Top 7%
Γ—7
+17ft-86ft

Overall

1964

Males

1873

M40-44

1873

35K→23M

21.8 - 23.0 mi

Top 7%
Γ—5
+23ft-63ft

Overall

2026

Males

1919

M40-44

1919

23M→24M

23.0 - 24.0 mi

Top 7%
Γ—6
+12ft-82ft

Overall

2110

Males

1982

M40-44

1982

24M→40K

24.0 - 24.9 mi

Top 9%
Γ—1
+6ft-20ft

Overall

2487

Males

2286

M40-44

2286

40K→25.2M

24.9 - 25.2 mi

Top 8%
Γ—1
+13ft-16ft

Overall

2224

Males

2045

M40-44

2045

25.2M→FINISH

25.2 - 26.2 mi

Top 9%
Γ—2
+22ft-21ft

Overall

2485

Males

2259

M40-44

2259

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1016*
Passed By
331
Net Change
+685
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start β†’ 5K----#2426
5K β†’ 10K254*27+227#2426#2199
10K β†’ 15K271*1+270#2199#1929
15K β†’ 20K1429+133#1929#1796
20K β†’ HALF117+4#1796#1792
HALF β†’ 25K4738+9#1792#1783
25K β†’ 30K6547+18#1783#1765
30K β†’ 20M3444-10#1765#1775
20M β†’ 21M2620+6#1775#1769
21M β†’ 35K2215+7#1769#1762
35K β†’ 23M3632+4#1762#1758
23M β†’ 24M3818+20#1758#1738
24M β†’ 40K3128+3#1738#1735
40K β†’ 25.2M1018-8#1735#1743
25.2M β†’ FINISH2927+2#1743#1741
TOTALS1016*331+685

* Includes athletes who did not complete a segment (DNF/DNQ).

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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