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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Jack Chen

Bib: 7983 •M •Age: N/A

NJ

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 (M50-54)
#0 / 1868
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
26:35
3.11 mi
Rank: #20388
Start → 5K
26:35 | 8:34/mi
10K
53:46
6.21 mi
Rank: #21060 (-672)
5K → 10K
27:11 | 8:45/mi
15K
1:22:11
9.32 mi
Rank: #21859 (-799)
10K → 15K
28:25 | 9:09/mi
20K
1:51:13
12.43 mi
Rank: #22252 (-393)
15K → 20K
29:02 | 9:21/mi
HALF
1:57:31
13.11 mi
Rank: #22333 (-81)
20K → HALF
6:18 | 9:15/mi
25K
2:20:36
15.53 mi
Rank: #22495 (-162)
HALF → 25K
23:05 | 9:32/mi
30K
2:54:52
18.64 mi
Rank: #23265 (-770)
25K → 30K
34:16 | 11:02/mi
20M
3:11:54
20.00 mi
Rank: #23701 (-436)
30K → 20M
17:02 | 12:33/mi
21M
3:25:00
21.00 mi
Rank: #23938 (-237)
20M → 21M
13:06 | 13:06/mi
35K
3:33:35
21.75 mi
Rank: #24063 (-125)
21M → 35K
8:35 | 11:29/mi
23M
3:47:57
23.00 mi
Rank: #24161 (-98)
35K → 23M
14:22 | 11:29/mi
24M
3:59:40
24.00 mi
Rank: #24288 (-127)
23M → 24M
11:43 | 11:43/mi
40K
4:10:25
24.85 mi
Rank: #24409 (-121)
24M → 40K
10:45 | 12:35/mi
25.2M
4:15:09
25.20 mi
Rank: #24477 (-68)
40K → 25.2M
4:44 | 13:44/mi
FINISH
4:26:43
26.22 mi
Rank: #24601 (-124)
25.2M → FINISH
11:34 | 11:22/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:57:31
Pace8:58 /mi
2nd Half
Distance13.11 mi
Time2:29:12
Pace11:23 /mi
📊Positive Split: 27.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:36:0526:358:3426:35
8:34
-
10K
6.21 mi11:03:1653:468:4027:11
8:45
+0:11
15K
9.32 mi11:31:411:22:118:5028:25
9:09
+0:24
20K
12.43 mi12:00:431:51:138:5729:02
9:21
+0:12
HALF
13.11 mi12:07:011:57:318:586:18
9:15
-0:06
25K
15.53 mi12:30:062:20:369:0423:05
9:32
+0:17
30K
18.64 mi13:04:222:54:529:2334:16
11:02
+1:30
20M
20.00 mi13:21:243:11:549:3617:02
12:33
+1:31
21M
21.00 mi13:34:303:25:009:4613:06
13:06
+0:33
35K
21.75 mi13:43:053:33:359:508:35
11:29
-1:37
23M
23.00 mi13:57:273:47:579:5514:22
11:29
0:00
24M
24.00 mi14:09:103:59:4010:0011:43
11:43
+0:14
40K
24.85 mi14:19:554:10:2510:0510:45
12:35
+0:52
25.2M
25.20 mi14:24:394:15:0910:084:44
13:44
+1:09
FINISH
26.22 mi14:36:134:26:4310:1111:34
11:22
-2:22

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

8:34 /mi

Average Pace

10:11 /mi

Slowest Pace

13:44 /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

2:20:36

53% of race

Time at Steady Pace

1:20:30

30% of race

Time at Slower Pace

45:37

17% of race

Average Pace: 10:10 /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 mi10:36:0526:358:3426:35
8:34
#20388
10K
6.21 mi11:03:1653:468:4027:11
8:45
#21060
15K
9.32 mi11:31:411:22:118:5028:25
9:09
#21859
20K
12.43 mi12:00:431:51:138:5729:02
9:21
#22252
HALF
13.11 mi12:07:011:57:318:586:18
9:15
#22333
25K
15.53 mi12:30:062:20:369:0423:05
9:32
#22495
30K
18.64 mi13:04:222:54:529:2334:16
11:02
#23265
20M
20.00 mi13:21:243:11:549:3617:02
12:33
#23701
21M
21.00 mi13:34:303:25:009:4613:06
13:06
#23938
35K
21.75 mi13:43:053:33:359:508:35
11:29
#24063
23M
23.00 mi13:57:273:47:579:5514:22
11:29
#24161
24M
24.00 mi14:09:103:59:4010:0011:43
11:43
#24288
40K
24.85 mi14:19:554:10:2510:0510:45
12:35
#24409
25.2M
25.20 mi14:24:394:15:0910:084:44
13:44
#24477
FINISH
26.22 mi14:36:134:26:4310:1111:34
11:22
#24601
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi20388124541245423305(Top 80%)13911(Top 85%)13911(Top 745%)
10K6.21 mi3.10 mi21060-67212791-33712791-33721662(Top 75%)13097(Top 80%)13097(Top 701%)
15K9.32 mi3.11 mi21859-79913172-38113172-38123305(Top 80%)13911(Top 85%)13911(Top 745%)
20K12.43 mi3.11 mi22252-39313380-20813380-20823272(Top 80%)13852(Top 85%)13852(Top 742%)
HALF13.11 mi0.68 mi22333-8113414-3413414-3423612(Top 81%)14037(Top 86%)14037(Top 751%)
25K15.53 mi2.42 mi22495-16213496-8213496-8223079(Top 80%)13753(Top 84%)13753(Top 736%)
30K18.64 mi3.11 mi23265-77013820-32413820-32425388(Top 87%)14721(Top 90%)14721(Top 788%)
20M20.00 mi1.36 mi23701-43614035-21514035-21526997(Top 93%)15389(Top 94%)15389(Top 824%)
21M21.00 mi1.00 mi23938-23714155-12014155-12026491(Top 91%)15123(Top 93%)15123(Top 810%)
35K21.75 mi0.75 mi24063-12514204-4914204-4926008(Top 90%)14871(Top 91%)14871(Top 796%)
23M23.00 mi1.25 mi24161-9814223-1914223-1925400(Top 88%)14534(Top 89%)14534(Top 778%)
24M24.00 mi1.00 mi24288-12714262-3914262-3926227(Top 90%)14896(Top 91%)14896(Top 797%)
40K24.85 mi0.85 mi24409-12114303-4114303-4126603(Top 92%)15057(Top 92%)15057(Top 806%)
25.2M25.20 mi0.35 mi24477-6814338-3514338-3526928(Top 93%)15242(Top 93%)15242(Top 816%)
FINISH26.22 mi1.02 mi24601-12414382-4414382-4426675(Top 92%)15091(Top 92%)15091(Top 808%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 80%
×21
+97ft-345ft

Overall

23305

Males

13911

M50-54

13911

5K→10K

3.1 - 6.2 mi

Top 75%
×5
+79ft-138ft

Overall

21662

Males

13097

M50-54

13097

10K→15K

6.2 - 9.3 mi

Top 80%
×3
+67ft-78ft

Overall

23305

Males

13911

M50-54

13911

15K→20K

9.3 - 12.4 mi

Top 80%
×5
+106ft-86ft

Overall

23272

Males

13852

M50-54

13852

20K→HALF

12.4 - 13.1 mi

Top 81%
×2
+19ft-37ft

Overall

23612

Males

14037

M50-54

14037

HALF→25K

13.1 - 15.5 mi

Top 80%
×4
+66ft-88ft

Overall

23079

Males

13753

M50-54

13753

25K→30K

15.5 - 18.6 mi

Top 87%
×9
+181ft-148ft

Overall

25388

Males

14721

M50-54

14721

30K→20M

18.6 - 20.0 mi

Top 93%
×5
+64ft-50ft

Overall

26997

Males

15389

M50-54

15389

20M→21M

20.0 - 21.0 mi

Top 91%
×8
+106ft-24ft

Overall

26491

Males

15123

M50-54

15123

21M→35K

21.0 - 21.8 mi

Top 90%
×7
+17ft-86ft

Overall

26008

Males

14871

M50-54

14871

35K→23M

21.8 - 23.0 mi

Top 88%
×5
+23ft-63ft

Overall

25400

Males

14534

M50-54

14534

23M→24M

23.0 - 24.0 mi

Top 90%
×6
+12ft-82ft

Overall

26227

Males

14896

M50-54

14896

24M→40K

24.0 - 24.9 mi

Top 92%
×1
+6ft-20ft

Overall

26603

Males

15057

M50-54

15057

40K→25.2M

24.9 - 25.2 mi

Top 93%
×1
+13ft-16ft

Overall

26928

Males

15242

M50-54

15242

25.2M→FINISH

25.2 - 26.2 mi

Top 92%
×2
+22ft-21ft

Overall

26675

Males

15091

M50-54

15091

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
453
Passed By
2275
Net Change
-4213
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#20388
5K → 10K87200-672#20388#21060
10K → 15K24200-799#21060#21859
15K → 20K74200-393#21859#22252
20K → HALF1293-81#22252#22333
HALF → 25K82200-162#22333#22495
25K → 30K32200-770#22495#23265
30K → 20M14200-436#23265#23701
20M → 21M9200-237#23701#23938
21M → 35K13138-125#23938#24063
35K → 23M42140-98#24063#24161
23M → 24M19146-127#24161#24288
24M → 40K25146-121#24288#24409
40K → 25.2M775-68#24409#24477
25.2M → FINISH13137-124#24477#24601
TOTALS4532275-4213
📊

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

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