Boston Marathon logo
BOSTON MARATHON 2025

Guangzhong Wu

Bib: 22860•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 (M60-64)
#0 / 1259
Top 42%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
28:18
Rank: #22872
Start → 5K
28:18 | 9:07/mi
10K· 6.21 mi
54:48
Rank: #21542 (+1330)
5K → 10K
26:30 | 8:32/mi
15K· 9.32 mi
1:21:02
Rank: #20721 (+821)
10K → 15K
26:14 | 8:27/mi
20K· 12.43 mi
1:47:25
Rank: #20099 (+622)
15K → 20K
26:23 | 8:30/mi
Half· 13.11 mi
1:52:57
Rank: #19941 (+158)
20K → Half
5:32 | 8:07/mi
25K· 15.53 mi
2:13:27
Rank: #19452 (+489)
Half → 25K
20:30 | 8:27/mi
30K· 18.64 mi
2:40:24
Rank: #18787 (+665)
25K → 30K
26:57 | 8:40/mi
20M
2:52:15
Rank: #18503 (+284)
30K → 20M
11:51 | 8:43/mi
21M
3:01:38
Rank: #18298 (+205)
20M → 21M
9:23 | 9:23/mi
35K· 21.75 mi
3:08:05
Rank: #18213 (+85)
21M → 35K
6:27 | 8:37/mi
23M
3:19:00
Rank: #17988 (+225)
35K → 23M
10:55 | 8:43/mi
24M
3:27:36
Rank: #17841 (+147)
23M → 24M
8:36 | 8:36/mi
40K· 24.85 mi
3:35:04
Rank: #17716 (+125)
24M → 40K
7:28 | 8:44/mi
25.2M
3:38:22
Rank: #17657 (+59)
40K → 25.2M
3:18 | 9:34/mi
Finish· 26.22 mi
3:47:02
Rank: #17612 (+45)
25.2M → Finish
8:40 | 8:30/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
Time1:52:57
Pace8:37 /mi
2nd Half
Distance13.11 mi
Time1:54:05
Pace8:42 /mi
📊Positive Split: 1.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:27:2728:189:0728:18
9:07
-
10K
6.21 mi11:53:5754:488:4926:30
8:32
-0:35
15K
9.32 mi12:20:111:21:028:4226:14
8:27
-0:05
20K
12.43 mi12:46:341:47:258:3926:23
8:30
+0:03
Half
13.11 mi12:52:061:52:578:375:32
8:07
-0:23
25K
15.53 mi13:12:362:13:278:3520:30
8:27
+0:20
30K
18.64 mi13:39:332:40:248:3626:57
8:40
+0:13
20M
20.00 mi13:51:242:52:158:3711:51
8:43
+0:03
21M
21.00 mi14:00:473:01:388:399:23
9:23
+0:40
35K
21.75 mi14:07:143:08:058:396:27
8:37
-0:46
23M
23.00 mi14:18:093:19:008:3910:55
8:43
+0:06
24M
24.00 mi14:26:453:27:368:398:36
8:36
-0:07
40K
24.85 mi14:34:133:35:048:397:28
8:44
+0:08
25.2M
25.20 mi14:37:313:38:228:403:18
9:34
+0:50
Finish
26.22 mi14:46:113:47:028:408:40
8:30
-1:04

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

8:07 /mi

Average Pace

8:40 /mi

Slowest Pace

9:34 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:06:03

82% of race

Time at Steady Pace

40:59

18% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:40 /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 mi11:27:2728:189:0728:18
9:07
#22872
10K
6.21 mi11:53:5754:488:4926:30
8:32
#21542
15K
9.32 mi12:20:111:21:028:4226:14
8:27
#20721
20K
12.43 mi12:46:341:47:258:3926:23
8:30
#20099
Half
13.11 mi12:52:061:52:578:375:32
8:07
#19941
25K
15.53 mi13:12:362:13:278:3520:30
8:27
#19452
30K
18.64 mi13:39:332:40:248:3626:57
8:40
#18787
20M
20.00 mi13:51:242:52:158:3711:51
8:43
#18503
21M
21.00 mi14:00:473:01:388:399:23
9:23
#18298
35K
21.75 mi14:07:143:08:058:396:27
8:37
#18213
23M
23.00 mi14:18:093:19:008:3910:55
8:43
#17988
24M
24.00 mi14:26:453:27:368:398:36
8:36
#17841
40K
24.85 mi14:34:133:35:048:397:28
8:44
#17716
25.2M
25.20 mi14:37:313:38:228:403:18
9:34
#17657
Finish
26.22 mi14:46:113:47:028:408:40
8:30
#17612
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM60-64Seg. OverallSeg. MalesSeg. M60-64
5K3.11 mi3.11 mi22872137031370318977(Top 67%)12033(Top 75%)12033(Top 956%)
10K6.21 mi3.10 mi21542+133013119+58413119+58419951(Top 70%)12455(Top 77%)12455(Top 989%)
15K9.32 mi3.11 mi20721+82112787+33212787+33218977(Top 67%)12033(Top 75%)12033(Top 956%)
20K12.43 mi3.11 mi20099+62212517+27012517+27018164(Top 64%)11683(Top 73%)11683(Top 928%)
Half13.11 mi0.68 mi19941+15812438+7912438+7916655(Top 59%)11050(Top 69%)11050(Top 878%)
25K15.53 mi2.42 mi19452+48912222+21612222+21616901(Top 60%)11056(Top 69%)11056(Top 878%)
30K18.64 mi3.11 mi18787+66511915+30711915+30715848(Top 56%)10438(Top 65%)10438(Top 829%)
20M20.00 mi1.36 mi18503+28411755+16011755+16015184(Top 53%)10008(Top 62%)10008(Top 795%)
21M21.00 mi1.00 mi18298+20511637+11811637+11815536(Top 55%)10026(Top 62%)10026(Top 796%)
35K21.75 mi0.75 mi18213+8511579+5811579+5816172(Top 57%)10255(Top 64%)10255(Top 815%)
23M23.00 mi1.25 mi17988+22511450+12911450+12914653(Top 52%)9470(Top 59%)9470(Top 752%)
24M24.00 mi1.00 mi17841+14711344+10611344+10615156(Top 53%)9658(Top 60%)9658(Top 767%)
40K24.85 mi0.85 mi17716+12511272+7211272+7214799(Top 52%)9354(Top 58%)9354(Top 743%)
25.2M25.20 mi0.35 mi17657+5911236+3611236+3614927(Top 53%)9384(Top 58%)9384(Top 745%)
Finish26.22 mi1.02 mi17612+4511196+4011196+4016236(Top 57%)10044(Top 62%)10044(Top 798%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 67%
×21stories
+97ft-345ft

Overall

18977

Males

12033

M60-64

12033

5K→10K

3.1 - 6.2 mi

Top 70%
×5stories
+79ft-138ft

Overall

19951

Males

12455

M60-64

12455

10K→15K

6.2 - 9.3 mi

Top 67%
×3stories
+67ft-78ft

Overall

18977

Males

12033

M60-64

12033

15K→20K

9.3 - 12.4 mi

Top 64%
×5stories
+106ft-86ft

Overall

18164

Males

11683

M60-64

11683

20K→Half

12.4 - 13.1 mi

Top 59%
×2stories
+19ft-37ft

Overall

16655

Males

11050

M60-64

11050

Half→25K

13.1 - 15.5 mi

Top 60%
×4stories
+66ft-88ft

Overall

16901

Males

11056

M60-64

11056

25K→30K

15.5 - 18.6 mi

Top 56%
×9stories
+181ft-148ft

Overall

15848

Males

10438

M60-64

10438

30K→20M

18.6 - 20.0 mi

Top 53%
×5stories
+64ft-50ft

Overall

15184

Males

10008

M60-64

10008

20M→21M

20.0 - 21.0 mi

Top 55%
×8stories
+106ft-24ft

Overall

15536

Males

10026

M60-64

10026

21M→35K

21.0 - 21.8 mi

Top 57%
×7stories
+17ft-86ft

Overall

16172

Males

10255

M60-64

10255

35K→23M

21.8 - 23.0 mi

Top 52%
×5stories
+23ft-63ft

Overall

14653

Males

9470

M60-64

9470

23M→24M

23.0 - 24.0 mi

Top 53%
×6stories
+12ft-82ft

Overall

15156

Males

9658

M60-64

9658

24M→40K

24.0 - 24.9 mi

Top 52%
×1story
+6ft-20ft

Overall

14799

Males

9354

M60-64

9354

40K→25.2M

24.9 - 25.2 mi

Top 53%
×1story
+13ft-16ft

Overall

14927

Males

9384

M60-64

9384

25.2M→Finish

25.2 - 26.2 mi

Top 57%
×2stories
+22ft-21ft

Overall

16236

Males

10044

M60-64

10044

Passing Analysis

Category:
Athletes Passed
5427
Passed By
167
Net Change
+5260
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#22872
5K → 10K134010+1330#22872#21542
10K → 15K83110+821#21542#20721
15K → 20K6308+622#20721#20099
20K → Half1580+158#20099#19941
Half → 25K4956+489#19941#19452
25K → 30K67510+665#19452#18787
30K → 20M2917+284#18787#18503
20M → 21M22318+205#18503#18298
21M → 35K10217+85#18298#18213
35K → 23M24116+225#18213#17988
23M → 24M16215+147#17988#17841
24M → 40K1338+125#17841#17716
40K → 25.2M689+59#17716#17657
25.2M → Finish7833+45#17657#17612
TOTALS5427167+5260
📊

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