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BOSTON MARATHON 2026

Zhiwei Jiang

Bib: 33441β€’M

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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 (M50-54)
#0 / 1868
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
29:47
3.11 mi
Rank: #24747
Start β†’ 5K
29:47 | 9:36/mi
10K
1:01:04
6.21 mi
Rank: #25438 (-691)
5K β†’ 10K
31:17 | 10:05/mi
15K
1:32:40
9.32 mi
Rank: #25678 (-240)
10K β†’ 15K
31:36 | 10:11/mi
20K
2:06:08
12.43 mi
Rank: #25959 (-281)
15K β†’ 20K
33:28 | 10:47/mi
HALF
2:13:06
13.11 mi
Rank: #25975 (-16)
20K β†’ HALF
6:58 | 10:14/mi
25K
2:39:42
15.53 mi
Rank: #26049 (-74)
HALF β†’ 25K
26:36 | 10:59/mi
30K
3:14:52
18.64 mi
Rank: #26030 (+19)
25K β†’ 30K
35:10 | 11:20/mi
20M
3:29:45
20.00 mi
Rank: #25942 (+88)
30K β†’ 20M
14:53 | 10:58/mi
21M
3:42:22
21.00 mi
Rank: #25937 (+5)
20M β†’ 21M
12:37 | 12:37/mi
35K
3:51:30
21.75 mi
Rank: #26009 (-72)
21M β†’ 35K
9:08 | 12:13/mi
23M
4:06:51
23.00 mi
Rank: #26067 (-58)
35K β†’ 23M
15:21 | 12:16/mi
24M
4:18:19
24.00 mi
Rank: #26059 (+8)
23M β†’ 24M
11:28 | 11:28/mi
40K
4:27:54
24.85 mi
Rank: #26016 (+43)
24M β†’ 40K
9:35 | 11:13/mi
25.2M
4:32:20
25.20 mi
Rank: #26022 (-6)
40K β†’ 25.2M
4:26 | 12:52/mi
FINISH
4:43:01
26.22 mi
Rank: #25992 (+30)
25.2M β†’ FINISH
10:41 | 10:30/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time2:13:06
Pace10:10 /mi
2nd Half
Distance13.11 mi
Time2:29:55
Pace11:27 /mi
πŸ“ŠPositive Split: 12.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:59:1229:479:3629:47
9:36
-
10K
6.21 mi12:30:291:01:049:5031:17
10:05
+0:29
15K
9.32 mi13:02:051:32:409:5731:36
10:11
+0:06
20K
12.43 mi13:35:332:06:0810:0933:28
10:47
+0:36
HALF
13.11 mi13:42:312:13:0610:106:58
10:14
-0:33
25K
15.53 mi14:09:072:39:4210:1726:36
10:59
+0:45
30K
18.64 mi14:44:173:14:5210:2835:10
11:20
+0:21
20M
20.00 mi14:59:103:29:4510:3014:53
10:58
-0:22
21M
21.00 mi15:11:473:42:2210:3612:37
12:37
+1:39
35K
21.75 mi15:20:553:51:3010:399:08
12:13
-0:24
23M
23.00 mi15:36:164:06:5110:4415:21
12:16
+0:03
24M
24.00 mi15:47:444:18:1910:4611:28
11:28
-0:48
40K
24.85 mi15:57:194:27:5410:479:35
11:13
-0:15
25.2M
25.20 mi16:01:454:32:2010:494:26
12:52
+1:39
FINISH
26.22 mi16:12:264:43:0110:4910:41
10:30
-2:22

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

9:36 /mi

Average Pace

10:48 /mi

Slowest Pace

12:52 /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

1:50:19

39% of race

Time at Steady Pace

1:59:42

42% of race

Time at Slower Pace

53:00

19% of race

Average Pace: 10:48 /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 mi11:59:1229:479:3629:47
9:36
#24747
10K
6.21 mi12:30:291:01:049:5031:17
10:05
#25438
15K
9.32 mi13:02:051:32:409:5731:36
10:11
#25678
20K
12.43 mi13:35:332:06:0810:0933:28
10:47
#25959
HALF
13.11 mi13:42:312:13:0610:106:58
10:14
#25975
25K
15.53 mi14:09:072:39:4210:1726:36
10:59
#26049
30K
18.64 mi14:44:173:14:5210:2835:10
11:20
#26030
20M
20.00 mi14:59:103:29:4510:3014:53
10:58
#25942
21M
21.00 mi15:11:473:42:2210:3612:37
12:37
#25937
35K
21.75 mi15:20:553:51:3010:399:08
12:13
#26009
23M
23.00 mi15:36:164:06:5110:4415:21
12:16
#26067
24M
24.00 mi15:47:444:18:1910:4611:28
11:28
#26059
40K
24.85 mi15:57:194:27:5410:479:35
11:13
#26016
25.2M
25.20 mi16:01:454:32:2010:494:26
12:52
#26022
FINISH
26.22 mi16:12:264:43:0110:4910:41
10:30
#25992
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 mi24747146031460326061(Top 90%)15199(Top 93%)15199(Top 814%)
10K6.21 mi3.10 mi25438-69114936-33314936-33326019(Top 90%)15185(Top 93%)15185(Top 813%)
15K9.32 mi3.11 mi25678-24015039-10315039-10326061(Top 90%)15199(Top 93%)15199(Top 814%)
20K12.43 mi3.11 mi25959-28115169-13015169-13026651(Top 92%)15425(Top 94%)15425(Top 826%)
HALF13.11 mi0.68 mi25975-1615175-615175-626111(Top 90%)15189(Top 93%)15189(Top 813%)
25K15.53 mi2.42 mi26049-7415181-615181-626290(Top 91%)15215(Top 93%)15215(Top 815%)
30K18.64 mi3.11 mi26030+1915150+3115150+3125878(Top 89%)14952(Top 92%)14952(Top 800%)
20M20.00 mi1.36 mi25942+8815101+4915101+4924844(Top 86%)14392(Top 88%)14392(Top 770%)
21M21.00 mi1.00 mi25937+515073+2815073+2825930(Top 89%)14848(Top 91%)14848(Top 795%)
35K21.75 mi0.75 mi26009-7215093-2015093-2026960(Top 93%)15321(Top 94%)15321(Top 820%)
23M23.00 mi1.25 mi26067-5815118-2515118-2526490(Top 91%)15072(Top 92%)15072(Top 807%)
24M24.00 mi1.00 mi26059+815095+2315095+2325893(Top 89%)14748(Top 90%)14748(Top 790%)
40K24.85 mi0.85 mi26016+4315064+3115064+3124654(Top 85%)14102(Top 86%)14102(Top 755%)
25.2M25.20 mi0.35 mi26022-615062+215062+225839(Top 89%)14711(Top 90%)14711(Top 788%)
FINISH26.22 mi1.02 mi25992+3015042+2015042+2025028(Top 86%)14296(Top 87%)14296(Top 765%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 90%
Γ—21
+97ft-345ft

Overall

26061

Males

15199

M50-54

15199

5K→10K

3.1 - 6.2 mi

Top 90%
Γ—5
+79ft-138ft

Overall

26019

Males

15185

M50-54

15185

10K→15K

6.2 - 9.3 mi

Top 90%
Γ—3
+67ft-78ft

Overall

26061

Males

15199

M50-54

15199

15K→20K

9.3 - 12.4 mi

Top 92%
Γ—5
+106ft-86ft

Overall

26651

Males

15425

M50-54

15425

20K→HALF

12.4 - 13.1 mi

Top 90%
Γ—2
+19ft-37ft

Overall

26111

Males

15189

M50-54

15189

HALF→25K

13.1 - 15.5 mi

Top 91%
Γ—4
+66ft-88ft

Overall

26290

Males

15215

M50-54

15215

25K→30K

15.5 - 18.6 mi

Top 89%
Γ—9
+181ft-148ft

Overall

25878

Males

14952

M50-54

14952

30K→20M

18.6 - 20.0 mi

Top 86%
Γ—5
+64ft-50ft

Overall

24844

Males

14392

M50-54

14392

20M→21M

20.0 - 21.0 mi

Top 89%
Γ—8
+106ft-24ft

Overall

25930

Males

14848

M50-54

14848

21M→35K

21.0 - 21.8 mi

Top 93%
Γ—7
+17ft-86ft

Overall

26960

Males

15321

M50-54

15321

35K→23M

21.8 - 23.0 mi

Top 91%
Γ—5
+23ft-63ft

Overall

26490

Males

15072

M50-54

15072

23M→24M

23.0 - 24.0 mi

Top 89%
Γ—6
+12ft-82ft

Overall

25893

Males

14748

M50-54

14748

24M→40K

24.0 - 24.9 mi

Top 85%
Γ—1
+6ft-20ft

Overall

24654

Males

14102

M50-54

14102

40K→25.2M

24.9 - 25.2 mi

Top 89%
Γ—1
+13ft-16ft

Overall

25839

Males

14711

M50-54

14711

25.2M→FINISH

25.2 - 26.2 mi

Top 86%
Γ—2
+22ft-21ft

Overall

25028

Males

14296

M50-54

14296

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Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
753
Passed By
1998
Net Change
-1245
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start β†’ 5K----#24747
5K β†’ 10K35726-691#24747#25438
10K β†’ 15K75315-240#25438#25678
15K β†’ 20K50331-281#25678#25959
20K β†’ HALF2137-16#25959#25975
HALF β†’ 25K62136-74#25975#26049
25K β†’ 30K135116+19#26049#26030
30K β†’ 20M11022+88#26030#25942
20M β†’ 21M6661+5#25942#25937
21M β†’ 35K1991-72#25937#26009
35K β†’ 23M2785-58#26009#26067
23M β†’ 24M4234+8#26067#26059
24M β†’ 40K5310+43#26059#26016
40K β†’ 25.2M1521-6#26016#26022
25.2M β†’ FINISH4313+30#26022#25992
TOTALS7531998-1245

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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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Activity Data

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing