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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Niels Seim

Bib: 1629 β€’M β€’Age: N/A

NC

Boston Marathon logo
0:00
0:00
/ mi
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Overall
#0 / 29021
Top 10%
Gender (Male)
#0 / 16340
Top 17%
Age Group (M18-39)
#0 / 5723
Top 39%
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
19:22
3.11 mi
Rank: #2279
Start β†’ 5K
19:22 | 6:15/mi
10K
38:37
6.21 mi
Rank: #2267 (+12)
5K β†’ 10K
19:15 | 6:12/mi
15K
57:46
9.32 mi
Rank: #2194 (+73)
10K β†’ 15K
19:09 | 6:10/mi
20K
1:17:16
12.43 mi
Rank: #2227 (-33)
15K β†’ 20K
19:30 | 6:17/mi
HALF
1:21:31
13.11 mi
Rank: #2239 (-12)
20K β†’ HALF
4:15 | 6:15/mi
25K
1:37:13
15.53 mi
Rank: #2364 (-125)
HALF β†’ 25K
15:42 | 6:29/mi
30K
1:58:18
18.64 mi
Rank: #2662 (-298)
25K β†’ 30K
21:05 | 6:48/mi
20M
2:07:34
20.00 mi
Rank: #2761 (-99)
30K β†’ 20M
9:16 | 6:50/mi
21M
2:14:44
21.00 mi
Rank: #2814 (-53)
20M β†’ 21M
7:10 | 7:10/mi
35K
2:19:42
21.75 mi
Rank: #2848 (-34)
21M β†’ 35K
4:58 | 6:39/mi
23M
2:28:12
23.00 mi
Rank: #2879 (-31)
35K β†’ 23M
8:30 | 6:48/mi
24M
2:34:47
24.00 mi
Rank: #2887 (-8)
23M β†’ 24M
6:35 | 6:35/mi
40K
2:40:36
24.85 mi
Rank: #2902 (-15)
24M β†’ 40K
5:49 | 6:49/mi
25.2M
2:43:04
25.20 mi
Rank: #2902
40K β†’ 25.2M
2:28 | 7:10/mi
FINISH
2:49:31
26.22 mi
Rank: #2890 (+12)
25.2M β†’ FINISH
6:27 | 6:20/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:21:31
Pace6:14 /mi
2nd Half
Distance13.11 mi
Time1:28:00
Pace6:43 /mi
πŸ“ŠPositive Split: 8.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:21:4819:226:1519:22
6:15
-
10K
6.21 mi10:41:0338:376:1319:15
6:12
-0:03
15K
9.32 mi11:00:1257:466:1219:09
6:10
-0:02
20K
12.43 mi11:19:421:17:166:1419:30
6:17
+0:07
HALF
13.11 mi11:23:571:21:316:144:15
6:15
-0:02
25K
15.53 mi11:39:391:37:136:1615:42
6:29
+0:14
30K
18.64 mi12:00:441:58:186:2121:05
6:48
+0:19
20M
20.00 mi12:10:002:07:346:239:16
6:50
+0:02
21M
21.00 mi12:17:102:14:446:257:10
7:10
+0:20
35K
21.75 mi12:22:082:19:426:264:58
6:39
-0:31
23M
23.00 mi12:30:382:28:126:278:30
6:48
+0:09
24M
24.00 mi12:37:132:34:476:276:35
6:35
-0:13
40K
24.85 mi12:43:022:40:366:285:49
6:49
+0:14
25.2M
25.20 mi12:45:302:43:046:292:28
7:10
+0:21
FINISH
26.22 mi12:51:572:49:316:296:27
6:20
-0:50

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

6:10 /mi

Average Pace

6:28 /mi

Slowest Pace

7:10 /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

1:55:13

68% of race

Time at Steady Pace

54:18

32% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:28 /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 mi10:21:4819:226:1519:22
6:15
#2279
10K
6.21 mi10:41:0338:376:1319:15
6:12
#2267
15K
9.32 mi11:00:1257:466:1219:09
6:10
#2194
20K
12.43 mi11:19:421:17:166:1419:30
6:17
#2227
HALF
13.11 mi11:23:571:21:316:144:15
6:15
#2239
25K
15.53 mi11:39:391:37:136:1615:42
6:29
#2364
30K
18.64 mi12:00:441:58:186:2121:05
6:48
#2662
20M
20.00 mi12:10:002:07:346:239:16
6:50
#2761
21M
21.00 mi12:17:102:14:446:257:10
7:10
#2814
35K
21.75 mi12:22:082:19:426:264:58
6:39
#2848
23M
23.00 mi12:30:382:28:126:278:30
6:48
#2879
24M
24.00 mi12:37:132:34:476:276:35
6:35
#2887
40K
24.85 mi12:43:022:40:366:285:49
6:49
#2902
25.2M
25.20 mi12:45:302:43:046:292:28
7:10
#2902
FINISH
26.22 mi12:51:572:49:316:296:27
6:20
#2890
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 mi2279219521952113(Top 7%)2037(Top 12%)2037(Top 36%)
10K6.21 mi3.10 mi2267+122187+82187+82247(Top 8%)2165(Top 13%)2165(Top 38%)
15K9.32 mi3.11 mi2194+732117+702117+702113(Top 7%)2037(Top 12%)2037(Top 36%)
20K12.43 mi3.11 mi2227-332149-322149-322429(Top 8%)2339(Top 14%)2339(Top 41%)
HALF13.11 mi0.68 mi2239-122161-122161-122687(Top 9%)2591(Top 16%)2591(Top 45%)
25K15.53 mi2.42 mi2364-1252280-1192280-1193296(Top 11%)3143(Top 19%)3143(Top 55%)
30K18.64 mi3.11 mi2662-2982559-2792559-2794248(Top 15%)3924(Top 24%)3924(Top 69%)
20M20.00 mi1.36 mi2761-992649-902649-904269(Top 15%)3883(Top 24%)3883(Top 68%)
21M21.00 mi1.00 mi2814-532701-522701-524395(Top 15%)3923(Top 24%)3923(Top 69%)
35K21.75 mi0.75 mi2848-342731-302731-304460(Top 15%)3991(Top 24%)3991(Top 70%)
23M23.00 mi1.25 mi2879-312757-262757-264011(Top 14%)3606(Top 22%)3606(Top 63%)
24M24.00 mi1.00 mi2887-82762-52762-53616(Top 12%)3261(Top 20%)3261(Top 57%)
40K24.85 mi0.85 mi2902-152776-142776-144193(Top 14%)3663(Top 22%)3663(Top 64%)
25.2M25.20 mi0.35 mi29022774+22774+23294(Top 11%)2919(Top 18%)2919(Top 51%)
FINISH26.22 mi1.02 mi2890+122757+172757+173163(Top 11%)2804(Top 17%)2804(Top 49%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 7%
Γ—21
+97ft-345ft

Overall

2113

Males

2037

M18-39

2037

5K→10K

3.1 - 6.2 mi

Top 8%
Γ—5
+79ft-138ft

Overall

2247

Males

2165

M18-39

2165

10K→15K

6.2 - 9.3 mi

Top 7%
Γ—3
+67ft-78ft

Overall

2113

Males

2037

M18-39

2037

15K→20K

9.3 - 12.4 mi

Top 8%
Γ—5
+106ft-86ft

Overall

2429

Males

2339

M18-39

2339

20K→HALF

12.4 - 13.1 mi

Top 9%
Γ—2
+19ft-37ft

Overall

2687

Males

2591

M18-39

2591

HALF→25K

13.1 - 15.5 mi

Top 11%
Γ—4
+66ft-88ft

Overall

3296

Males

3143

M18-39

3143

25K→30K

15.5 - 18.6 mi

Top 15%
Γ—9
+181ft-148ft

Overall

4248

Males

3924

M18-39

3924

30K→20M

18.6 - 20.0 mi

Top 15%
Γ—5
+64ft-50ft

Overall

4269

Males

3883

M18-39

3883

20M→21M

20.0 - 21.0 mi

Top 15%
Γ—8
+106ft-24ft

Overall

4395

Males

3923

M18-39

3923

21M→35K

21.0 - 21.8 mi

Top 15%
Γ—7
+17ft-86ft

Overall

4460

Males

3991

M18-39

3991

35K→23M

21.8 - 23.0 mi

Top 14%
Γ—5
+23ft-63ft

Overall

4011

Males

3606

M18-39

3606

23M→24M

23.0 - 24.0 mi

Top 12%
Γ—6
+12ft-82ft

Overall

3616

Males

3261

M18-39

3261

24M→40K

24.0 - 24.9 mi

Top 14%
Γ—1
+6ft-20ft

Overall

4193

Males

3663

M18-39

3663

40K→25.2M

24.9 - 25.2 mi

Top 11%
Γ—1
+13ft-16ft

Overall

3294

Males

2919

M18-39

2919

25.2M→FINISH

25.2 - 26.2 mi

Top 11%
Γ—2
+22ft-21ft

Overall

3163

Males

2804

M18-39

2804

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
533
Passed By
1020
Net Change
-611
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start β†’ 5K----#2279
5K β†’ 10K10088+12#2279#2267
10K β†’ 15K10633+73#2267#2194
15K β†’ 20K3770-33#2194#2227
20K β†’ HALF416-12#2227#2239
HALF β†’ 25K24149-125#2239#2364
25K β†’ 30K26200-298#2364#2662
30K β†’ 20M34133-99#2662#2761
20M β†’ 21M2881-53#2761#2814
21M β†’ 35K1145-34#2814#2848
35K β†’ 23M4071-31#2848#2879
23M β†’ 24M3846-8#2879#2887
24M β†’ 40K2641-15#2887#2902
40K β†’ 25.2M22220#2902#2902
25.2M β†’ FINISH3725+12#2902#2890
TOTALS5331020-611
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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