All Results|Race Analytics|Course|Contact
BOSTON MARATHON 2026

Guangwei Mu

Bib: 12135β€’M

CA

Boston Marathon logo
0:00
0:00
/ mi
Masters
Be the first to cheer!
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
26:11
3.11 mi
Rank: #19668
Start β†’ 5K
26:11 | 8:26/mi
10K
53:28
6.21 mi
Rank: #20780 (-1112)
5K β†’ 10K
27:17 | 8:47/mi
15K
1:21:52
9.32 mi
Rank: #21699 (-919)
10K β†’ 15K
28:24 | 9:09/mi
20K
1:54:09
12.43 mi
Rank: #23295 (-1596)
15K β†’ 20K
32:17 | 10:24/mi
HALF
2:01:17
13.11 mi
Rank: #23562 (-267)
20K β†’ HALF
7:08 | 10:28/mi
25K
2:32:31
15.53 mi
Rank: #24961 (-1399)
HALF β†’ 25K
31:14 | 12:53/mi
30K
3:15:27
18.64 mi
Rank: #26096 (-1135)
25K β†’ 30K
42:56 | 13:50/mi
20M
3:31:24
20.00 mi
Rank: #26096
30K β†’ 20M
15:57 | 11:45/mi
21M
3:46:16
21.00 mi
Rank: #26302 (-206)
20M β†’ 21M
14:52 | 14:52/mi
35K
3:56:33
21.75 mi
Rank: #26440 (-138)
21M β†’ 35K
10:17 | 13:45/mi
23M
4:15:03
23.00 mi
Rank: #26687 (-247)
35K β†’ 23M
18:30 | 14:47/mi
24M
4:26:58
24.00 mi
Rank: #26697 (-10)
23M β†’ 24M
11:55 | 11:55/mi
40K
4:35:48
24.85 mi
Rank: #26578 (+119)
24M β†’ 40K
8:50 | 10:20/mi
25.2M
4:40:22
25.20 mi
Rank: #26575 (+3)
40K β†’ 25.2M
4:34 | 13:15/mi
FINISH
4:50:42
26.22 mi
Rank: #26519 (+56)
25.2M β†’ FINISH
10:20 | 10:09/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time2:01:17
Pace9:16 /mi
2nd Half
Distance13.11 mi
Time2:49:25
Pace12:56 /mi
πŸ“ŠPositive Split: 39.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:54:4326:118:2626:11
8:26
-
10K
6.21 mi11:22:0053:288:3727:17
8:47
+0:21
15K
9.32 mi11:50:241:21:528:4828:24
9:09
+0:22
20K
12.43 mi12:22:411:54:099:1232:17
10:24
+1:15
HALF
13.11 mi12:29:492:01:179:167:08
10:28
+0:04
25K
15.53 mi13:01:032:32:319:5031:14
12:53
+2:25
30K
18.64 mi13:43:593:15:2710:3042:56
13:50
+0:57
20M
20.00 mi13:59:563:31:2410:3515:57
11:45
-2:05
21M
21.00 mi14:14:483:46:1610:4714:52
14:52
+3:07
35K
21.75 mi14:25:053:56:3310:5310:17
13:45
-1:07
23M
23.00 mi14:43:354:15:0311:0618:30
14:47
+1:02
24M
24.00 mi14:55:304:26:5811:0811:55
11:55
-2:52
40K
24.85 mi15:04:204:35:4811:068:50
10:20
-1:35
25.2M
25.20 mi15:08:544:40:2211:084:34
13:15
+2:55
FINISH
26.22 mi15:19:144:50:4211:0610:20
10:09
-3:06

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

8:26 /mi

Average Pace

11:06 /mi

Slowest Pace

14:52 /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

2:20:27

48% of race

Time at Steady Pace

27:52

10% of race

Time at Slower Pace

2:02:23

42% of race

Average Pace: 11:05 /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 mi10:54:4326:118:2626:11
8:26
#19668
10K
6.21 mi11:22:0053:288:3727:17
8:47
#20780
15K
9.32 mi11:50:241:21:528:4828:24
9:09
#21699
20K
12.43 mi12:22:411:54:099:1232:17
10:24
#23295
HALF
13.11 mi12:29:492:01:179:167:08
10:28
#23562
25K
15.53 mi13:01:032:32:319:5031:14
12:53
#24961
30K
18.64 mi13:43:593:15:2710:3042:56
13:50
#26096
20M
20.00 mi13:59:563:31:2410:3515:57
11:45
#26096
21M
21.00 mi14:14:483:46:1610:4714:52
14:52
#26302
35K
21.75 mi14:25:053:56:3310:5310:17
13:45
#26440
23M
23.00 mi14:43:354:15:0311:0618:30
14:47
#26687
24M
24.00 mi14:55:304:26:5811:0811:55
11:55
#26697
40K
24.85 mi15:04:204:35:4811:068:50
10:20
#26578
25.2M
25.20 mi15:08:544:40:2211:084:34
13:15
#26575
FINISH
26.22 mi15:19:144:50:4211:0610:20
10:09
#26519
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 mi19668121341213423282(Top 80%)13902(Top 85%)13902(Top 744%)
10K6.21 mi3.10 mi20780-111212657-52312657-52321824(Top 75%)13173(Top 81%)13173(Top 705%)
15K9.32 mi3.11 mi21699-91913097-44013097-44023282(Top 80%)13902(Top 85%)13902(Top 744%)
20K12.43 mi3.11 mi23295-159613887-79013887-79025898(Top 89%)15118(Top 93%)15118(Top 809%)
HALF13.11 mi0.68 mi23562-26714031-14414031-14426593(Top 92%)15375(Top 94%)15375(Top 823%)
25K15.53 mi2.42 mi24961-139914707-67614707-67628159(Top 97%)16008(Top 98%)16008(Top 857%)
30K18.64 mi3.11 mi26096-113515174-46715174-46728255(Top 97%)15994(Top 98%)15994(Top 856%)
20M20.00 mi1.36 mi2609615164+1015164+1026051(Top 90%)14950(Top 91%)14950(Top 800%)
21M21.00 mi1.00 mi26302-20615237-7315237-7327976(Top 96%)15822(Top 97%)15822(Top 847%)
35K21.75 mi0.75 mi26440-13815292-5515292-5528217(Top 97%)15911(Top 97%)15911(Top 852%)
23M23.00 mi1.25 mi26687-24715395-10315395-10328558(Top 98%)16082(Top 98%)16082(Top 861%)
24M24.00 mi1.00 mi26697-1015382+1315382+1326514(Top 91%)15051(Top 92%)15051(Top 806%)
40K24.85 mi0.85 mi26578+11915330+5215330+5222804(Top 79%)13218(Top 81%)13218(Top 708%)
25.2M25.20 mi0.35 mi26575+315320+1015320+1026365(Top 91%)14968(Top 92%)14968(Top 801%)
FINISH26.22 mi1.02 mi26519+5615286+3415286+3424212(Top 83%)13903(Top 85%)13903(Top 744%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 80%
Γ—21
+97ft-345ft

Overall

23282

Males

13902

M50-54

13902

5K→10K

3.1 - 6.2 mi

Top 75%
Γ—5
+79ft-138ft

Overall

21824

Males

13173

M50-54

13173

10K→15K

6.2 - 9.3 mi

Top 80%
Γ—3
+67ft-78ft

Overall

23282

Males

13902

M50-54

13902

15K→20K

9.3 - 12.4 mi

Top 89%
Γ—5
+106ft-86ft

Overall

25898

Males

15118

M50-54

15118

20K→HALF

12.4 - 13.1 mi

Top 92%
Γ—2
+19ft-37ft

Overall

26593

Males

15375

M50-54

15375

HALF→25K

13.1 - 15.5 mi

Top 97%
Γ—4
+66ft-88ft

Overall

28159

Males

16008

M50-54

16008

25K→30K

15.5 - 18.6 mi

Top 97%
Γ—9
+181ft-148ft

Overall

28255

Males

15994

M50-54

15994

30K→20M

18.6 - 20.0 mi

Top 90%
Γ—5
+64ft-50ft

Overall

26051

Males

14950

M50-54

14950

20M→21M

20.0 - 21.0 mi

Top 96%
Γ—8
+106ft-24ft

Overall

27976

Males

15822

M50-54

15822

21M→35K

21.0 - 21.8 mi

Top 97%
Γ—7
+17ft-86ft

Overall

28217

Males

15911

M50-54

15911

35K→23M

21.8 - 23.0 mi

Top 98%
Γ—5
+23ft-63ft

Overall

28558

Males

16082

M50-54

16082

23M→24M

23.0 - 24.0 mi

Top 91%
Γ—6
+12ft-82ft

Overall

26514

Males

15051

M50-54

15051

24M→40K

24.0 - 24.9 mi

Top 79%
Γ—1
+6ft-20ft

Overall

22804

Males

13218

M50-54

13218

40K→25.2M

24.9 - 25.2 mi

Top 91%
Γ—1
+13ft-16ft

Overall

26365

Males

14968

M50-54

14968

25.2M→FINISH

25.2 - 26.2 mi

Top 83%
Γ—2
+22ft-21ft

Overall

24212

Males

13903

M50-54

13903

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
391
Passed By
7242
Net Change
-6851
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start β†’ 5K----#19668
5K β†’ 10K411153-1112#19668#20780
10K β†’ 15K24943-919#20780#21699
15K β†’ 20K91605-1596#21699#23295
20K β†’ HALF2269-267#23295#23562
HALF β†’ 25K21401-1399#23562#24961
25K β†’ 30K51140-1135#24961#26096
30K β†’ 20M61610#26096#26096
20M β†’ 21M6212-206#26096#26302
21M β†’ 35K6144-138#26302#26440
35K β†’ 23M4251-247#26440#26687
23M β†’ 24M2636-10#26687#26697
24M β†’ 40K1201+119#26697#26578
40K β†’ 25.2M2017+3#26578#26575
25.2M β†’ FINISH659+56#26575#26519
TOTALS3917242-6851
πŸ“Š

Passing Analysis Visualizations

Explore your passing analysis through 5 different visualizations. Scroll to discover each one.

Time:
Category:

πŸ“ˆPosition Graph

Loading...

🎨Heatmap Timeline

Loading...

πŸ”„Passing Circle

Loading...

🌊Position Flow

Loading...

πŸƒRace Lanes

Loading...

Activity Data

Upload your GPX file to see detailed activity metrics

Upload your GPX file

Supports Garmin, Apple Watch, Polar, Suunto, COROS, Strava, and other apps

.gpx files up to 10MB

Export & Support

Download your data, get help, and share your feedback

Export Track Data

Download your race performance as a GPX or TCX file to import into Strava, Garmin Connect, or other fitness apps.

Questions or issues regarding timing data?

If you notice any discrepancies in your timing data or have questions about your results, our support team can help.

Contact Race Support
Share Feedback

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing