Boston Marathon logo
BOSTON MARATHON 2025

Qibo Zhao

Bib: 32226•M

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 28404
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Division (M50-54)
#0 / 1996
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
29:31
Rank: #24244
Start → 5K
29:31 | 9:30/mi
10K· 6.21 mi
58:37
Rank: #23985 (+259)
5K → 10K
29:06 | 9:22/mi
15K· 9.32 mi
1:27:44
Rank: #23789 (+196)
10K → 15K
29:07 | 9:22/mi
20K· 12.43 mi
1:57:45
Rank: #23674 (+115)
15K → 20K
30:01 | 9:40/mi
Half· 13.11 mi
2:04:01
Rank: #23628 (+46)
20K → Half
6:16 | 9:11/mi
25K· 15.53 mi
2:28:35
Rank: #23596 (+32)
Half → 25K
24:34 | 10:08/mi
30K· 18.64 mi
3:01:14
Rank: #23466 (+130)
25K → 30K
32:39 | 10:31/mi
20M
3:15:55
Rank: #23421 (+45)
30K → 20M
14:41 | 10:48/mi
21M
3:27:28
Rank: #23372 (+49)
20M → 21M
11:33 | 11:33/mi
35K· 21.75 mi
3:35:19
Rank: #23350 (+22)
21M → 35K
7:51 | 10:30/mi
23M
3:48:58
Rank: #23350
35K → 23M
13:39 | 10:54/mi
24M
3:59:28
Rank: #23318 (+32)
23M → 24M
10:30 | 10:30/mi
40K· 24.85 mi
4:08:34
Rank: #23265 (+53)
24M → 40K
9:06 | 10:39/mi
25.2M
4:12:39
Rank: #23255 (+10)
40K → 25.2M
4:05 | 11:50/mi
Finish· 26.22 mi
4:22:54
Rank: #23258 (-3)
25.2M → Finish
10:15 | 10:04/mi

The Course

Is this your race?

Claim it — unlock a deeper AI report on this race, free

A personalized Race Performance Report that goes beyond this page — emailed to you, built from your real splits.

Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:04:01
Pace9:28 /mi
2nd Half
Distance13.11 mi
Time2:18:53
Pace10:36 /mi
📊Positive Split: 12.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:55:0929:319:3029:31
9:30
-
10K
6.21 mi12:24:1558:379:2629:06
9:22
-0:08
15K
9.32 mi12:53:221:27:449:2529:07
9:22
0:00
20K
12.43 mi13:23:231:57:459:2930:01
9:40
+0:18
Half
13.11 mi13:29:392:04:019:286:16
9:11
-0:29
25K
15.53 mi13:54:132:28:359:3424:34
10:08
+0:57
30K
18.64 mi14:26:523:01:149:4332:39
10:31
+0:23
20M
20.00 mi14:41:333:15:559:4814:41
10:48
+0:17
21M
21.00 mi14:53:063:27:289:5311:33
11:33
+0:45
35K
21.75 mi15:00:573:35:199:547:51
10:30
-1:03
23M
23.00 mi15:14:363:48:589:5713:39
10:54
+0:24
24M
24.00 mi15:25:063:59:289:5910:30
10:30
-0:24
40K
24.85 mi15:34:124:08:3410:009:06
10:39
+0:09
25.2M
25.20 mi15:38:174:12:3910:024:05
11:50
+1:11
Finish
26.22 mi15:48:324:22:5410:0210:15
10:04
-1:46

Checkpoints & Pacing

📈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

9:11 /mi

Average Pace

10:02 /mi

Slowest Pace

11:50 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:14:16

51% of race

Time at Steady Pace

1:39:21

38% of race

Time at Slower Pace

29:17

11% of race

Average Pace: 10:02 /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

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi11:55:0929:319:3029:31
9:30
#24244
10K
6.21 mi12:24:1558:379:2629:06
9:22
#23985
15K
9.32 mi12:53:221:27:449:2529:07
9:22
#23789
20K
12.43 mi13:23:231:57:459:2930:01
9:40
#23674
Half
13.11 mi13:29:392:04:019:286:16
9:11
#23628
25K
15.53 mi13:54:132:28:359:3424:34
10:08
#23596
30K
18.64 mi14:26:523:01:149:4332:39
10:31
#23466
20M
20.00 mi14:41:333:15:559:4814:41
10:48
#23421
21M
21.00 mi14:53:063:27:289:5311:33
11:33
#23372
35K
21.75 mi15:00:573:35:199:547:51
10:30
#23350
23M
23.00 mi15:14:363:48:589:5713:39
10:54
#23350
24M
24.00 mi15:25:063:59:289:5910:30
10:30
#23318
40K
24.85 mi15:34:124:08:3410:009:06
10:39
#23265
25.2M
25.20 mi15:38:174:12:3910:024:05
11:50
#23255
Finish
26.22 mi15:48:324:22:5410:0210:15
10:04
#23258
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi24244143601436023396(Top 82%)14019(Top 87%)14019(Top 702%)
10K6.21 mi3.10 mi23985+25914244+11614244+11623737(Top 84%)14139(Top 88%)14139(Top 708%)
15K9.32 mi3.11 mi23789+19614160+8414160+8423396(Top 82%)14019(Top 87%)14019(Top 702%)
20K12.43 mi3.11 mi23674+11514110+5014110+5023378(Top 82%)13967(Top 87%)13967(Top 700%)
Half13.11 mi0.68 mi23628+4614088+2214088+2222526(Top 79%)13572(Top 84%)13572(Top 680%)
25K15.53 mi2.42 mi23596+3214058+3014058+3023575(Top 83%)13994(Top 87%)13994(Top 701%)
30K18.64 mi3.11 mi23466+13013966+9213966+9222959(Top 81%)13598(Top 84%)13598(Top 681%)
20M20.00 mi1.36 mi23421+4513933+3313933+3323177(Top 82%)13609(Top 85%)13609(Top 682%)
21M21.00 mi1.00 mi23372+4913884+4913884+4922706(Top 80%)13301(Top 83%)13301(Top 666%)
35K21.75 mi0.75 mi23350+2213860+2413860+2423144(Top 81%)13460(Top 84%)13460(Top 674%)
23M23.00 mi1.25 mi2335013843+1713843+1723002(Top 81%)13340(Top 83%)13340(Top 668%)
24M24.00 mi1.00 mi23318+3213808+3513808+3522816(Top 80%)13214(Top 82%)13214(Top 662%)
40K24.85 mi0.85 mi23265+5313764+4413764+4422292(Top 78%)12882(Top 80%)12882(Top 645%)
25.2M25.20 mi0.35 mi23255+1013752+1213752+1222881(Top 81%)13224(Top 82%)13224(Top 663%)
Finish26.22 mi1.02 mi23258-313742+1013742+1023100(Top 81%)13328(Top 83%)13328(Top 668%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 82%
×21stories
+97ft-345ft

Overall

23396

Males

14019

M50-54

14019

5K→10K

3.1 - 6.2 mi

Top 84%
×5stories
+79ft-138ft

Overall

23737

Males

14139

M50-54

14139

10K→15K

6.2 - 9.3 mi

Top 82%
×3stories
+67ft-78ft

Overall

23396

Males

14019

M50-54

14019

15K→20K

9.3 - 12.4 mi

Top 82%
×5stories
+106ft-86ft

Overall

23378

Males

13967

M50-54

13967

20K→Half

12.4 - 13.1 mi

Top 79%
×2stories
+19ft-37ft

Overall

22526

Males

13572

M50-54

13572

Half→25K

13.1 - 15.5 mi

Top 83%
×4stories
+66ft-88ft

Overall

23575

Males

13994

M50-54

13994

25K→30K

15.5 - 18.6 mi

Top 81%
×9stories
+181ft-148ft

Overall

22959

Males

13598

M50-54

13598

30K→20M

18.6 - 20.0 mi

Top 82%
×5stories
+64ft-50ft

Overall

23177

Males

13609

M50-54

13609

20M→21M

20.0 - 21.0 mi

Top 80%
×8stories
+106ft-24ft

Overall

22706

Males

13301

M50-54

13301

21M→35K

21.0 - 21.8 mi

Top 81%
×7stories
+17ft-86ft

Overall

23144

Males

13460

M50-54

13460

35K→23M

21.8 - 23.0 mi

Top 81%
×5stories
+23ft-63ft

Overall

23002

Males

13340

M50-54

13340

23M→24M

23.0 - 24.0 mi

Top 80%
×6stories
+12ft-82ft

Overall

22816

Males

13214

M50-54

13214

24M→40K

24.0 - 24.9 mi

Top 78%
×1story
+6ft-20ft

Overall

22292

Males

12882

M50-54

12882

40K→25.2M

24.9 - 25.2 mi

Top 81%
×1story
+13ft-16ft

Overall

22881

Males

13224

M50-54

13224

25.2M→Finish

25.2 - 26.2 mi

Top 81%
×2stories
+22ft-21ft

Overall

23100

Males

13328

M50-54

13328

Passing Analysis

Category:
Athletes Passed
1757
Passed By
771
Net Change
+986
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#24244
5K → 10K376117+259#24244#23985
10K → 15K26670+196#23985#23789
15K → 20K18974+115#23789#23674
20K → Half504+46#23674#23628
Half → 25K137105+32#23628#23596
25K → 30K22292+130#23596#23466
30K → 20M9550+45#23466#23421
20M → 21M10657+49#23421#23372
21M → 35K5634+22#23372#23350
35K → 23M54540#23350#23350
23M → 24M6735+32#23350#23318
24M → 40K7724+53#23318#23265
40K → 25.2M2313+10#23265#23255
25.2M → Finish3942-3#23255#23258
TOTALS1757771+986
📊

Passing Visuals

Category:
Loading...

🔥Passing Intensity

Loading...

🔄Passing Circle

Loading...

🌊Position Flow

Loading...

🏃Race Lanes

Loading...

Upload your GPX file

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

.gpx files up to 10MB

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