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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Jackson Spenner

Bib: 2174 β€’M β€’Age: N/A

CA

Boston Marathon logo
0:00
0:00
/ mi
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Overall
#0 / 29021
Top 2%
Gender (Male)
#0 / 16340
Top 3%
Age Group (M18-39)
#0 / 5723
Top 9%
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
18:30
3.11 mi
Rank: #1013
Start β†’ 5K
18:30 | 5:58/mi
10K
36:45
6.21 mi
Rank: #959 (+54)
5K β†’ 10K
18:15 | 5:53/mi
15K
55:12
9.32 mi
Rank: #983 (-24)
10K β†’ 15K
18:27 | 5:57/mi
20K
1:13:49
12.43 mi
Rank: #1004 (-21)
15K β†’ 20K
18:37 | 6:00/mi
HALF
1:17:43
13.11 mi
Rank: #976 (+28)
20K β†’ HALF
3:54 | 5:44/mi
25K
1:32:00
15.53 mi
Rank: #912 (+64)
HALF β†’ 25K
14:17 | 5:54/mi
30K
1:50:33
18.64 mi
Rank: #830 (+82)
25K β†’ 30K
18:33 | 5:59/mi
20M
1:58:38
20.00 mi
Rank: #798 (+32)
30K β†’ 20M
8:05 | 5:58/mi
21M
2:04:40
21.00 mi
Rank: #737 (+61)
20M β†’ 21M
6:02 | 6:02/mi
35K
2:08:58
21.75 mi
Rank: #723 (+14)
21M β†’ 35K
4:18 | 5:45/mi
23M
2:16:22
23.00 mi
Rank: #683 (+40)
35K β†’ 23M
7:24 | 5:55/mi
24M
2:22:01
24.00 mi
Rank: #660 (+23)
23M β†’ 24M
5:39 | 5:39/mi
40K
2:26:54
24.85 mi
Rank: #638 (+22)
24M β†’ 40K
4:53 | 5:43/mi
25.2M
2:29:02
25.20 mi
Rank: #623 (+15)
40K β†’ 25.2M
2:08 | 6:12/mi
FINISH
2:34:32
26.22 mi
Rank: #586 (+37)
25.2M β†’ FINISH
5:30 | 5:24/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st Half
via HALF
Distance13.11 mi
Time1:17:43
Pace5:56 /mi
2nd Halfβœ“ Faster
Distance13.11 mi
Time1:16:49
Pace5:52 /mi
πŸ“ŠNegative Split: 1.2% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:18:5018:305:5818:30
5:58
-
10K
6.21 mi10:37:0536:455:5518:15
5:53
-0:05
15K
9.32 mi10:55:3255:125:5618:27
5:57
+0:04
20K
12.43 mi11:14:091:13:495:5718:37
6:00
+0:03
HALF
13.11 mi11:18:031:17:435:563:54
5:44
-0:16
25K
15.53 mi11:32:201:32:005:5614:17
5:54
+0:10
30K
18.64 mi11:50:531:50:335:5618:33
5:59
+0:05
20M
20.00 mi11:58:581:58:385:568:05
5:58
-0:01
21M
21.00 mi12:05:002:04:405:576:02
6:02
+0:04
35K
21.75 mi12:09:182:08:585:564:18
5:45
-0:17
23M
23.00 mi12:16:422:16:225:567:24
5:55
+0:10
24M
24.00 mi12:22:212:22:015:565:39
5:39
-0:16
40K
24.85 mi12:27:142:26:545:554:53
5:43
+0:04
25.2M
25.20 mi12:29:222:29:025:552:08
6:12
+0:29
FINISH
26.22 mi12:34:522:34:325:545:30
5:24
-0:48

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

5:24 /mi

Average Pace

5:54 /mi

Slowest Pace

6:12 /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

1:04:10

42% of race

Time at Steady Pace

1:30:22

58% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 5:54 /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 mi10:18:5018:305:5818:30
5:58
#1013
10K
6.21 mi10:37:0536:455:5518:15
5:53
#959
15K
9.32 mi10:55:3255:125:5618:27
5:57
#983
20K
12.43 mi11:14:091:13:495:5718:37
6:00
#1004
HALF
13.11 mi11:18:031:17:435:563:54
5:44
#976
25K
15.53 mi11:32:201:32:005:5614:17
5:54
#912
30K
18.64 mi11:50:531:50:335:5618:33
5:59
#830
20M
20.00 mi11:58:581:58:385:568:05
5:58
#798
21M
21.00 mi12:05:002:04:405:576:02
6:02
#737
35K
21.75 mi12:09:182:08:585:564:18
5:45
#723
23M
23.00 mi12:16:422:16:225:567:24
5:55
#683
24M
24.00 mi12:22:212:22:015:565:39
5:39
#660
40K
24.85 mi12:27:142:26:545:554:53
5:43
#638
25.2M
25.20 mi12:29:222:29:025:552:08
6:12
#623
FINISH
26.22 mi12:34:522:34:325:545:30
5:24
#586
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi10139639631096(Top 4%)1054(Top 6%)1054(Top 18%)
10K6.21 mi3.10 mi959+54916+47916+47901(Top 3%)862(Top 5%)862(Top 15%)
15K9.32 mi3.11 mi983-24942-26942-261096(Top 4%)1054(Top 6%)1054(Top 18%)
20K12.43 mi3.11 mi1004-21963-21963-211134(Top 4%)1088(Top 7%)1088(Top 19%)
HALF13.11 mi0.68 mi976+28935+28935+28599(Top 2%)577(Top 4%)577(Top 10%)
25K15.53 mi2.42 mi912+64874+61874+61721(Top 2%)695(Top 4%)695(Top 12%)
30K18.64 mi3.11 mi830+82793+81793+81619(Top 2%)593(Top 4%)593(Top 10%)
20M20.00 mi1.36 mi798+32763+30763+30556(Top 2%)532(Top 3%)532(Top 9%)
21M21.00 mi1.00 mi737+61705+58705+58327(Top 1%)312(Top 2%)312(Top 5%)
35K21.75 mi0.75 mi723+14690+15690+15569(Top 2%)540(Top 3%)540(Top 9%)
23M23.00 mi1.25 mi683+40654+36654+36511(Top 2%)486(Top 3%)486(Top 8%)
24M24.00 mi1.00 mi660+23631+23631+23371(Top 1%)350(Top 2%)350(Top 6%)
40K24.85 mi0.85 mi638+22609+22609+22314(Top 1%)298(Top 2%)298(Top 5%)
25.2M25.20 mi0.35 mi623+15594+15594+15372(Top 1%)357(Top 2%)357(Top 6%)
FINISH26.22 mi1.02 mi586+37560+34560+34234(Top 0.8%)224(Top 1%)224(Top 4%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 4%
Γ—21
+97ft-345ft

Overall

1096

Males

1054

M18-39

1054

5K→10K

3.1 - 6.2 mi

Top 3%
Γ—5
+79ft-138ft

Overall

901

Males

862

M18-39

862

10K→15K

6.2 - 9.3 mi

Top 4%
Γ—3
+67ft-78ft

Overall

1096

Males

1054

M18-39

1054

15K→20K

9.3 - 12.4 mi

Top 4%
Γ—5
+106ft-86ft

Overall

1134

Males

1088

M18-39

1088

20K→HALF

12.4 - 13.1 mi

Top 2%
Γ—2
+19ft-37ft

Overall

599

Males

577

M18-39

577

HALF→25K

13.1 - 15.5 mi

Top 2%
Γ—4
+66ft-88ft

Overall

721

Males

695

M18-39

695

25K→30K

15.5 - 18.6 mi

Top 2%
Γ—9
+181ft-148ft

Overall

619

Males

593

M18-39

593

30K→20M

18.6 - 20.0 mi

Top 2%
Γ—5
+64ft-50ft

Overall

556

Males

532

M18-39

532

20M→21M

20.0 - 21.0 mi

Top 1%
Γ—8
+106ft-24ft

Overall

327

Males

312

M18-39

312

21M→35K

21.0 - 21.8 mi

Top 2%
Γ—7
+17ft-86ft

Overall

569

Males

540

M18-39

540

35K→23M

21.8 - 23.0 mi

Top 2%
Γ—5
+23ft-63ft

Overall

511

Males

486

M18-39

486

23M→24M

23.0 - 24.0 mi

Top 1%
Γ—6
+12ft-82ft

Overall

371

Males

350

M18-39

350

24M→40K

24.0 - 24.9 mi

Top 1%
Γ—1
+6ft-20ft

Overall

314

Males

298

M18-39

298

40K→25.2M

24.9 - 25.2 mi

Top 1%
Γ—1
+13ft-16ft

Overall

372

Males

357

M18-39

357

25.2M→FINISH

25.2 - 26.2 mi

Top 0.8%
Γ—2
+22ft-21ft

Overall

234

Males

224

M18-39

224

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
571
Passed By
144
Net Change
+427
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start β†’ 5K----#1013
5K β†’ 10K8430+54#1013#959
10K β†’ 15K2347-24#959#983
15K β†’ 20K2344-21#983#1004
20K β†’ HALF280+28#1004#976
HALF β†’ 25K695+64#976#912
25K β†’ 30K897+82#912#830
30K β†’ 20M353+32#830#798
20M β†’ 21M610+61#798#737
21M β†’ 35K173+14#737#723
35K β†’ 23M422+40#723#683
23M β†’ 24M241+23#683#660
24M β†’ 40K220+22#660#638
40K β†’ 25.2M161+15#638#623
25.2M β†’ FINISH381+37#623#586
TOTALS571144+427
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

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Activity Data

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