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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Simon Chung

Bib: 29592 β€’M β€’Age: N/A

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0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Gender (Male)
#0 / 16340
Masters (Masters Men)
#0 / 10617
Age Group (M45-49)
#0 / 2413
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
30:44
3.11 mi
Rank: #25633
Start β†’ 5K
30:44 | 9:54/mi
10K
1:03:23
6.21 mi
Rank: #26390 (-757)
5K β†’ 10K
32:39 | 10:31/mi
15K
1:37:28
9.32 mi
Rank: #26800 (-410)
10K β†’ 15K
34:05 | 10:59/mi
20K
2:12:02
12.43 mi
Rank: #26918 (-118)
15K β†’ 20K
34:34 | 11:08/mi
HALF
2:19:36
13.11 mi
Rank: #26948 (-30)
20K β†’ HALF
7:34 | 11:07/mi
25K
2:47:46
15.53 mi
Rank: #27015 (-67)
HALF β†’ 25K
28:10 | 11:37/mi
30K
3:24:44
18.64 mi
Rank: #26972 (+43)
25K β†’ 30K
36:58 | 11:54/mi
20M
3:41:04
20.00 mi
Rank: #26941 (+31)
30K β†’ 20M
16:20 | 12:02/mi
21M
3:54:45
21.00 mi
Rank: #26976 (-35)
20M β†’ 21M
13:41 | 13:41/mi
35K
4:02:12
21.75 mi
Rank: #26867 (+109)
21M β†’ 35K
7:27 | 9:58/mi
23M
4:18:11
23.00 mi
Rank: #26905 (-38)
35K β†’ 23M
15:59 | 12:47/mi
24M
4:29:02
24.00 mi
Rank: #26831 (+74)
23M β†’ 24M
10:51 | 10:51/mi
40K
4:39:38
24.85 mi
Rank: #26848 (-17)
24M β†’ 40K
10:36 | 12:24/mi
25.2M
4:43:50
25.20 mi
Rank: #26823 (+25)
40K β†’ 25.2M
4:12 | 12:11/mi
FINISH
4:54:43
26.22 mi
Rank: #26788 (+35)
25.2M β†’ FINISH
10:53 | 10:41/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time2:19:36
Pace10:39 /mi
2nd Half
Distance13.11 mi
Time2:35:07
Pace11:50 /mi
πŸ“ŠPositive Split: 11.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:59:3330:449:5430:44
9:54
-
10K
6.21 mi12:32:121:03:2310:1332:39
10:31
+0:37
15K
9.32 mi13:06:171:37:2810:2834:05
10:59
+0:28
20K
12.43 mi13:40:512:12:0210:3834:34
11:08
+0:09
HALF
13.11 mi13:48:252:19:3610:397:34
11:07
-0:01
25K
15.53 mi14:16:352:47:4610:4828:10
11:37
+0:30
30K
18.64 mi14:53:333:24:4410:5936:58
11:54
+0:17
20M
20.00 mi15:09:533:41:0411:0416:20
12:02
+0:08
21M
21.00 mi15:23:343:54:4511:1113:41
13:41
+1:39
35K
21.75 mi15:31:014:02:1211:097:27
9:58
-3:43
23M
23.00 mi15:47:004:18:1111:1415:59
12:47
+2:49
24M
24.00 mi15:57:514:29:0211:1310:51
10:51
-1:56
40K
24.85 mi16:08:274:39:3811:1610:36
12:24
+1:33
25.2M
25.20 mi16:12:394:43:5011:164:12
12:11
-0:13
FINISH
26.22 mi16:23:324:54:4311:1510:53
10:41
-1:30

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

9:54 /mi

Average Pace

11:15 /mi

Slowest Pace

13:41 /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

1:10:50

24% of race

Time at Steady Pace

2:06:07

43% of race

Time at Slower Pace

1:37:46

33% of race

Average Pace: 11:14 /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 mi11:59:3330:449:5430:44
9:54
#25633
10K
6.21 mi12:32:121:03:2310:1332:39
10:31
#26390
15K
9.32 mi13:06:171:37:2810:2834:05
10:59
#26800
20K
12.43 mi13:40:512:12:0210:3834:34
11:08
#26918
HALF
13.11 mi13:48:252:19:3610:397:34
11:07
#26948
25K
15.53 mi14:16:352:47:4610:4828:10
11:37
#27015
30K
18.64 mi14:53:333:24:4410:5936:58
11:54
#26972
20M
20.00 mi15:09:533:41:0411:0416:20
12:02
#26941
21M
21.00 mi15:23:343:54:4511:1113:41
13:41
#26976
35K
21.75 mi15:31:014:02:1211:097:27
9:58
#26867
23M
23.00 mi15:47:004:18:1111:1415:59
12:47
#26905
24M
24.00 mi15:57:514:29:0211:1310:51
10:51
#26831
40K
24.85 mi16:08:274:39:3811:1610:36
12:24
#26848
25.2M
25.20 mi16:12:394:43:5011:164:12
12:11
#26823
FINISH
26.22 mi16:23:324:54:4311:1510:53
10:41
#26788
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi25633150191501927378(Top 94%)15743(Top 96%)15743(Top 652%)
10K6.21 mi3.10 mi26390-75715370-35115370-35126929(Top 93%)15577(Top 95%)15577(Top 646%)
15K9.32 mi3.11 mi26800-41015525-15515525-15527378(Top 94%)15743(Top 96%)15743(Top 652%)
20K12.43 mi3.11 mi26918-11815575-5015575-5027114(Top 93%)15635(Top 96%)15635(Top 648%)
HALF13.11 mi0.68 mi26948-3015585-1015585-1027477(Top 95%)15741(Top 96%)15741(Top 652%)
25K15.53 mi2.42 mi27015-6715597-1215597-1227147(Top 94%)15595(Top 95%)15595(Top 646%)
30K18.64 mi3.11 mi26972+4315546+5115546+5126646(Top 92%)15290(Top 94%)15290(Top 634%)
20M20.00 mi1.36 mi26941+3115525+2115525+2126430(Top 91%)15124(Top 93%)15124(Top 627%)
21M21.00 mi1.00 mi26976-3515533-815533-827047(Top 93%)15370(Top 94%)15370(Top 637%)
35K21.75 mi0.75 mi26867+10915485+4815485+4823051(Top 79%)13498(Top 83%)13498(Top 559%)
23M23.00 mi1.25 mi26905-3815491-615491-627087(Top 93%)15361(Top 94%)15361(Top 637%)
24M24.00 mi1.00 mi26831+7415447+4415447+4424816(Top 86%)14225(Top 87%)14225(Top 590%)
40K24.85 mi0.85 mi26848-1715448-115448-126402(Top 91%)14961(Top 92%)14961(Top 620%)
25.2M25.20 mi0.35 mi26823+2515430+1815430+1824780(Top 85%)14158(Top 87%)14158(Top 587%)
FINISH26.22 mi1.02 mi26788+3515405+2515405+2525463(Top 88%)14502(Top 89%)14502(Top 601%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 94%
Γ—21
+97ft-345ft

Overall

27378

Males

15743

M45-49

15743

5K→10K

3.1 - 6.2 mi

Top 93%
Γ—5
+79ft-138ft

Overall

26929

Males

15577

M45-49

15577

10K→15K

6.2 - 9.3 mi

Top 94%
Γ—3
+67ft-78ft

Overall

27378

Males

15743

M45-49

15743

15K→20K

9.3 - 12.4 mi

Top 93%
Γ—5
+106ft-86ft

Overall

27114

Males

15635

M45-49

15635

20K→HALF

12.4 - 13.1 mi

Top 95%
Γ—2
+19ft-37ft

Overall

27477

Males

15741

M45-49

15741

HALF→25K

13.1 - 15.5 mi

Top 94%
Γ—4
+66ft-88ft

Overall

27147

Males

15595

M45-49

15595

25K→30K

15.5 - 18.6 mi

Top 92%
Γ—9
+181ft-148ft

Overall

26646

Males

15290

M45-49

15290

30K→20M

18.6 - 20.0 mi

Top 91%
Γ—5
+64ft-50ft

Overall

26430

Males

15124

M45-49

15124

20M→21M

20.0 - 21.0 mi

Top 93%
Γ—8
+106ft-24ft

Overall

27047

Males

15370

M45-49

15370

21M→35K

21.0 - 21.8 mi

Top 79%
Γ—7
+17ft-86ft

Overall

23051

Males

13498

M45-49

13498

35K→23M

21.8 - 23.0 mi

Top 93%
Γ—5
+23ft-63ft

Overall

27087

Males

15361

M45-49

15361

23M→24M

23.0 - 24.0 mi

Top 86%
Γ—6
+12ft-82ft

Overall

24816

Males

14225

M45-49

14225

24M→40K

24.0 - 24.9 mi

Top 91%
Γ—1
+6ft-20ft

Overall

26402

Males

14961

M45-49

14961

40K→25.2M

24.9 - 25.2 mi

Top 85%
Γ—1
+13ft-16ft

Overall

24780

Males

14158

M45-49

14158

25.2M→FINISH

25.2 - 26.2 mi

Top 88%
Γ—2
+22ft-21ft

Overall

25463

Males

14502

M45-49

14502

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
745
Passed By
1064
Net Change
-1155
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start β†’ 5K----#25633
5K β†’ 10K29200-757#25633#26390
10K β†’ 15K38200-410#26390#26800
15K β†’ 20K84200-118#26800#26918
20K β†’ HALF1545-30#26918#26948
HALF β†’ 25K53120-67#26948#27015
25K β†’ 30K13188+43#27015#26972
30K β†’ 20M5524+31#26972#26941
20M β†’ 21M2762-35#26941#26976
21M β†’ 35K1090+109#26976#26867
35K β†’ 23M3270-38#26867#26905
23M β†’ 24M751+74#26905#26831
24M β†’ 40K2542-17#26831#26848
40K β†’ 25.2M294+25#26848#26823
25.2M β†’ FINISH438+35#26823#26788
TOTALS7451064-1155
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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