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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Jianbing Zheng

Bib: 14157 •M •Age: N/A

CA

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
Personalized for Jianbing

Your Race Performance Report is ready

See how your race unfolded, where your performance changed, and what to focus on next.

Personalized by MyRace AI
Preview insight
Your pace by distance
Fastest segment · 7:53/mi at mile 6.2

Your report includes

  • Race Overview
  • Pacing & Splits
  • Performance Analysis
  • Segment Analysis
  • Passing Analysis
  • Improvement Opportunities
One-time purchase · Instant access · Downloadable PDF · Shareable report

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
24:39
3.11 mi
Rank: #16437
Start → 5K
24:39 | 7:57/mi
10K
49:07
6.21 mi
Rank: #16336 (+101)
5K → 10K
24:28 | 7:53/mi
15K
1:14:03
9.32 mi
Rank: #16647 (-311)
10K → 15K
24:56 | 8:02/mi
20K
1:39:48
12.43 mi
Rank: #17025 (-378)
15K → 20K
25:45 | 8:18/mi
HALF
1:45:30
13.11 mi
Rank: #17173 (-148)
20K → HALF
5:42 | 8:22/mi
25K
2:05:51
15.53 mi
Rank: #17275 (-102)
HALF → 25K
20:21 | 8:24/mi
30K
2:34:01
18.64 mi
Rank: #17784 (-509)
25K → 30K
28:10 | 9:04/mi
20M
2:45:54
20.00 mi
Rank: #17766 (+18)
30K → 20M
11:53 | 8:45/mi
21M
2:57:43
21.00 mi
Rank: #18452 (-686)
20M → 21M
11:49 | 11:49/mi
35K
3:06:35
21.75 mi
Rank: #19075 (-623)
21M → 35K
8:52 | 11:52/mi
23M
3:22:10
23.00 mi
Rank: #20104 (-1029)
35K → 23M
15:35 | 12:28/mi
24M
3:34:07
24.00 mi
Rank: #20637 (-533)
23M → 24M
11:57 | 11:57/mi
40K
3:44:47
24.85 mi
Rank: #21130 (-493)
24M → 40K
10:40 | 12:29/mi
25.2M
3:48:59
25.20 mi
Rank: #21241 (-111)
40K → 25.2M
4:12 | 12:11/mi
FINISH
3:59:03
26.22 mi
Rank: #21399 (-158)
25.2M → FINISH
10:04 | 9:53/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:45:30
Pace8:03 /mi
2nd Half
Distance13.11 mi
Time2:13:33
Pace10:12 /mi
📊Positive Split: 26.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:54:3224:397:5724:39
7:57
-
10K
6.21 mi11:19:0049:077:5524:28
7:53
-0:04
15K
9.32 mi11:43:561:14:037:5724:56
8:02
+0:09
20K
12.43 mi12:09:411:39:488:0225:45
8:18
+0:16
HALF
13.11 mi12:15:231:45:308:035:42
8:22
+0:04
25K
15.53 mi12:35:442:05:518:0720:21
8:24
+0:02
30K
18.64 mi13:03:542:34:018:1628:10
9:04
+0:40
20M
20.00 mi13:15:472:45:548:1811:53
8:45
-0:19
21M
21.00 mi13:27:362:57:438:2811:49
11:49
+3:04
35K
21.75 mi13:36:283:06:358:358:52
11:52
+0:03
23M
23.00 mi13:52:033:22:108:4815:35
12:28
+0:36
24M
24.00 mi14:04:003:34:078:5611:57
11:57
-0:31
40K
24.85 mi14:14:403:44:479:0310:40
12:29
+0:32
25.2M
25.20 mi14:18:523:48:599:064:12
12:11
-0:18
FINISH
26.22 mi14:28:563:59:039:0810:04
9:53
-2:18

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

7:53 /mi

Average Pace

9:07 /mi

Slowest Pace

12:29 /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

1:14:03

31% of race

Time at Steady Pace

1:41:55

43% of race

Time at Slower Pace

1:03:05

26% of race

Average Pace: 9:07 /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 mi10:54:3224:397:5724:39
7:57
#16437
10K
6.21 mi11:19:0049:077:5524:28
7:53
#16336
15K
9.32 mi11:43:561:14:037:5724:56
8:02
#16647
20K
12.43 mi12:09:411:39:488:0225:45
8:18
#17025
HALF
13.11 mi12:15:231:45:308:035:42
8:22
#17173
25K
15.53 mi12:35:442:05:518:0720:21
8:24
#17275
30K
18.64 mi13:03:542:34:018:1628:10
9:04
#17784
20M
20.00 mi13:15:472:45:548:1811:53
8:45
#17766
21M
21.00 mi13:27:362:57:438:2811:49
11:49
#18452
35K
21.75 mi13:36:283:06:358:358:52
11:52
#19075
23M
23.00 mi13:52:033:22:108:4815:35
12:28
#20104
24M
24.00 mi14:04:003:34:078:5611:57
11:57
#20637
40K
24.85 mi14:14:403:44:479:0310:40
12:29
#21130
25.2M
25.20 mi14:18:523:48:599:064:12
12:11
#21241
FINISH
26.22 mi14:28:563:59:039:0810:04
9:53
#21399
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 mi16437107901079017205(Top 59%)11114(Top 68%)11114(Top 595%)
10K6.21 mi3.10 mi16336+10110736+5410736+5416247(Top 56%)10720(Top 66%)10720(Top 574%)
15K9.32 mi3.11 mi16647-31110869-13310869-13317205(Top 59%)11114(Top 68%)11114(Top 595%)
20K12.43 mi3.11 mi17025-37811006-13711006-13718023(Top 62%)11420(Top 70%)11420(Top 611%)
HALF13.11 mi0.68 mi17173-14811068-6211068-6219402(Top 67%)12067(Top 74%)12067(Top 646%)
25K15.53 mi2.42 mi17275-10211112-4411112-4417931(Top 62%)11345(Top 69%)11345(Top 607%)
30K18.64 mi3.11 mi17784-50911300-18811300-18819901(Top 69%)12130(Top 74%)12130(Top 649%)
20M20.00 mi1.36 mi17766+1811278+2211278+2217667(Top 61%)11044(Top 68%)11044(Top 591%)
21M21.00 mi1.00 mi18452-68611543-26511543-26524753(Top 85%)14282(Top 87%)14282(Top 765%)
35K21.75 mi0.75 mi19075-62311815-27211815-27226552(Top 91%)15122(Top 93%)15122(Top 810%)
23M23.00 mi1.25 mi20104-102912261-44612261-44626713(Top 92%)15179(Top 93%)15179(Top 813%)
24M24.00 mi1.00 mi20637-53312505-24412505-24426554(Top 91%)15064(Top 92%)15064(Top 806%)
40K24.85 mi0.85 mi21130-49312741-23612741-23626489(Top 91%)15004(Top 92%)15004(Top 803%)
25.2M25.20 mi0.35 mi21241-11112786-4512786-4524752(Top 85%)14130(Top 86%)14130(Top 756%)
FINISH26.22 mi1.02 mi21399-15812857-7112857-7123501(Top 81%)13539(Top 83%)13539(Top 725%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 59%
×21
+97ft-345ft

Overall

17205

Males

11114

M50-54

11114

5K→10K

3.1 - 6.2 mi

Top 56%
×5
+79ft-138ft

Overall

16247

Males

10720

M50-54

10720

10K→15K

6.2 - 9.3 mi

Top 59%
×3
+67ft-78ft

Overall

17205

Males

11114

M50-54

11114

15K→20K

9.3 - 12.4 mi

Top 62%
×5
+106ft-86ft

Overall

18023

Males

11420

M50-54

11420

20K→HALF

12.4 - 13.1 mi

Top 67%
×2
+19ft-37ft

Overall

19402

Males

12067

M50-54

12067

HALF→25K

13.1 - 15.5 mi

Top 62%
×4
+66ft-88ft

Overall

17931

Males

11345

M50-54

11345

25K→30K

15.5 - 18.6 mi

Top 69%
×9
+181ft-148ft

Overall

19901

Males

12130

M50-54

12130

30K→20M

18.6 - 20.0 mi

Top 61%
×5
+64ft-50ft

Overall

17667

Males

11044

M50-54

11044

20M→21M

20.0 - 21.0 mi

Top 85%
×8
+106ft-24ft

Overall

24753

Males

14282

M50-54

14282

21M→35K

21.0 - 21.8 mi

Top 91%
×7
+17ft-86ft

Overall

26552

Males

15122

M50-54

15122

35K→23M

21.8 - 23.0 mi

Top 92%
×5
+23ft-63ft

Overall

26713

Males

15179

M50-54

15179

23M→24M

23.0 - 24.0 mi

Top 91%
×6
+12ft-82ft

Overall

26554

Males

15064

M50-54

15064

24M→40K

24.0 - 24.9 mi

Top 91%
×1
+6ft-20ft

Overall

26489

Males

15004

M50-54

15004

40K→25.2M

24.9 - 25.2 mi

Top 85%
×1
+13ft-16ft

Overall

24752

Males

14130

M50-54

14130

25.2M→FINISH

25.2 - 26.2 mi

Top 81%
×2
+22ft-21ft

Overall

23501

Males

13539

M50-54

13539

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
837*
Passed By
2528
Net Change
-4962
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#16437
5K → 10K301*200+101#16437#16336
10K → 15K114200-311#16336#16647
15K → 20K83200-378#16647#17025
20K → HALF12160-148#17025#17173
HALF → 25K104200-102#17173#17275
25K → 30K79200-509#17275#17784
30K → 20M9274+18#17784#17766
20M → 21M7200-686#17766#18452
21M → 35K6200-623#18452#19075
35K → 23M1200-1029#19075#20104
23M → 24M7200-533#20104#20637
24M → 40K6200-493#20637#21130
40K → 25.2M7118-111#21130#21241
25.2M → FINISH18176-158#21241#21399
TOTALS837*2528-4962

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

📊

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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Activity Data

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