Boston Marathon logo
BOSTON MARATHON 2025

Chad Webb

Bib: 7465•M

OH

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 28404
Top 17%
Gender (Male)
#0 / 16105
Top 28%
Masters (Masters Men)
#0 / 10463
Top 14%
Division (M40-44)
#0 / 2247
Top 35%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:43
Rank: #5163
Start → 5K
20:43 | 6:40/mi
10K· 6.21 mi
42:11
Rank: #6179 (-1016)
5K → 10K
21:28 | 6:55/mi
15K· 9.32 mi
1:03:54
Rank: #6717 (-538)
10K → 15K
21:43 | 6:59/mi
20K· 12.43 mi
1:25:36
Rank: #6737 (-20)
15K → 20K
21:42 | 6:59/mi
Half· 13.11 mi
1:30:16
Rank: #6711 (+26)
20K → Half
4:40 | 6:50/mi
25K· 15.53 mi
1:46:48
Rank: #6377 (+334)
Half → 25K
16:32 | 6:49/mi
30K· 18.64 mi
2:08:30
Rank: #5917 (+460)
25K → 30K
21:42 | 6:59/mi
20M
2:17:49
Rank: #5679 (+238)
30K → 20M
9:19 | 6:51/mi
21M
2:25:01
Rank: #5478 (+201)
20M → 21M
7:12 | 7:12/mi
35K· 21.75 mi
2:29:55
Rank: #5325 (+153)
21M → 35K
4:54 | 6:33/mi
23M
2:38:26
Rank: #5104 (+221)
35K → 23M
8:31 | 6:48/mi
24M
2:45:09
Rank: #4986 (+118)
23M → 24M
6:43 | 6:43/mi
40K· 24.85 mi
2:50:59
Rank: #4869 (+117)
24M → 40K
5:50 | 6:49/mi
25.2M
2:53:30
Rank: #4797 (+72)
40K → 25.2M
2:31 | 7:18/mi
Finish· 26.22 mi
3:00:58
Rank: #4909 (-112)
25.2M → Finish
7:28 | 7:20/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 Half⚖️ Balanced
Distance13.11 mi
Time1:30:16
Pace6:53 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:30:42
Pace6:55 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:27:1920:436:4020:43
6:40
-
10K
6.21 mi10:48:4742:116:4721:28
6:55
+0:15
15K
9.32 mi11:10:301:03:546:5121:43
6:59
+0:04
20K
12.43 mi11:32:121:25:366:5321:42
6:59
0:00
Half
13.11 mi11:36:521:30:166:534:40
6:50
-0:09
25K
15.53 mi11:53:241:46:486:5316:32
6:49
-0:01
30K
18.64 mi12:15:062:08:306:5421:42
6:59
+0:10
20M
20.00 mi12:24:252:17:496:539:19
6:51
-0:08
21M
21.00 mi12:31:372:25:016:547:12
7:12
+0:21
35K
21.75 mi12:36:312:29:556:544:54
6:33
-0:39
23M
23.00 mi12:45:022:38:266:538:31
6:48
+0:15
24M
24.00 mi12:51:452:45:096:536:43
6:43
-0:05
40K
24.85 mi12:57:352:50:596:535:50
6:49
+0:06
25.2M
25.20 mi13:00:062:53:306:532:31
7:18
+0:29
Finish
26.22 mi13:07:343:00:586:547:28
7:20
+0:02

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

6:33 /mi

Average Pace

6:54 /mi

Slowest Pace

7:20 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:50:59

94% of race

Time at Steady Pace

9:59

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:54 /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 mi10:27:1920:436:4020:43
6:40
#5163
10K
6.21 mi10:48:4742:116:4721:28
6:55
#6179
15K
9.32 mi11:10:301:03:546:5121:43
6:59
#6717
20K
12.43 mi11:32:121:25:366:5321:42
6:59
#6737
Half
13.11 mi11:36:521:30:166:534:40
6:50
#6711
25K
15.53 mi11:53:241:46:486:5316:32
6:49
#6377
30K
18.64 mi12:15:062:08:306:5421:42
6:59
#5917
20M
20.00 mi12:24:252:17:496:539:19
6:51
#5679
21M
21.00 mi12:31:372:25:016:547:12
7:12
#5478
35K
21.75 mi12:36:312:29:556:544:54
6:33
#5325
23M
23.00 mi12:45:022:38:266:538:31
6:48
#5104
24M
24.00 mi12:51:452:45:096:536:43
6:43
#4986
40K
24.85 mi12:57:352:50:596:535:50
6:49
#4869
25.2M
25.20 mi13:00:062:53:306:532:31
7:18
#4797
Finish
26.22 mi13:07:343:00:586:547:28
7:20
#4909
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi5163481148117543(Top 27%)6637(Top 41%)6637(Top 295%)
10K6.21 mi3.10 mi6179-10165659-8485659-8487282(Top 26%)6491(Top 40%)6491(Top 289%)
15K9.32 mi3.11 mi6717-5386058-3996058-3997543(Top 27%)6637(Top 41%)6637(Top 295%)
20K12.43 mi3.11 mi6737-206076-186076-186763(Top 24%)6024(Top 37%)6024(Top 268%)
Half13.11 mi0.68 mi6711+266056+206056+206394(Top 23%)5734(Top 36%)5734(Top 255%)
25K15.53 mi2.42 mi6377+3345768+2885768+2885000(Top 18%)4587(Top 28%)4587(Top 204%)
30K18.64 mi3.11 mi5917+4605373+3955373+3954599(Top 16%)4196(Top 26%)4196(Top 187%)
20M20.00 mi1.36 mi5679+2385174+1995174+1993243(Top 11%)2999(Top 19%)2999(Top 133%)
21M21.00 mi1.00 mi5478+2015003+1715003+1713129(Top 11%)2886(Top 18%)2886(Top 128%)
35K21.75 mi0.75 mi5325+1534867+1364867+1362722(Top 10%)2520(Top 16%)2520(Top 112%)
23M23.00 mi1.25 mi5104+2214669+1984669+1982719(Top 10%)2502(Top 16%)2502(Top 111%)
24M24.00 mi1.00 mi4986+1184560+1094560+1093066(Top 11%)2779(Top 17%)2779(Top 124%)
40K24.85 mi0.85 mi4869+1174458+1024458+1022958(Top 10%)2667(Top 17%)2667(Top 119%)
25.2M25.20 mi0.35 mi4797+724393+654393+652518(Top 9%)2252(Top 14%)2252(Top 100%)
Finish26.22 mi1.02 mi4909-1124472-794472-797910(Top 28%)5844(Top 36%)5844(Top 260%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 27%
×21stories
+97ft-345ft

Overall

7543

Males

6637

M40-44

6637

5K→10K

3.1 - 6.2 mi

Top 26%
×5stories
+79ft-138ft

Overall

7282

Males

6491

M40-44

6491

10K→15K

6.2 - 9.3 mi

Top 27%
×3stories
+67ft-78ft

Overall

7543

Males

6637

M40-44

6637

15K→20K

9.3 - 12.4 mi

Top 24%
×5stories
+106ft-86ft

Overall

6763

Males

6024

M40-44

6024

20K→Half

12.4 - 13.1 mi

Top 23%
×2stories
+19ft-37ft

Overall

6394

Males

5734

M40-44

5734

Half→25K

13.1 - 15.5 mi

Top 18%
×4stories
+66ft-88ft

Overall

5000

Males

4587

M40-44

4587

25K→30K

15.5 - 18.6 mi

Top 16%
×9stories
+181ft-148ft

Overall

4599

Males

4196

M40-44

4196

30K→20M

18.6 - 20.0 mi

Top 11%
×5stories
+64ft-50ft

Overall

3243

Males

2999

M40-44

2999

20M→21M

20.0 - 21.0 mi

Top 11%
×8stories
+106ft-24ft

Overall

3129

Males

2886

M40-44

2886

21M→35K

21.0 - 21.8 mi

Top 10%
×7stories
+17ft-86ft

Overall

2722

Males

2520

M40-44

2520

35K→23M

21.8 - 23.0 mi

Top 10%
×5stories
+23ft-63ft

Overall

2719

Males

2502

M40-44

2502

23M→24M

23.0 - 24.0 mi

Top 11%
×6stories
+12ft-82ft

Overall

3066

Males

2779

M40-44

2779

24M→40K

24.0 - 24.9 mi

Top 10%
×1story
+6ft-20ft

Overall

2958

Males

2667

M40-44

2667

40K→25.2M

24.9 - 25.2 mi

Top 9%
×1story
+13ft-16ft

Overall

2518

Males

2252

M40-44

2252

25.2M→Finish

25.2 - 26.2 mi

Top 28%
×2stories
+22ft-21ft

Overall

7910

Males

5844

M40-44

5844

Passing Analysis

Category:
Athletes Passed
2202
Passed By
1948
Net Change
+254
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5163
5K → 10K201036-1016#5163#6179
10K → 15K44582-538#6179#6717
15K → 20K120140-20#6717#6737
20K → Half359+26#6737#6711
Half → 25K34713+334#6711#6377
25K → 30K47010+460#6377#5917
30K → 20M2391+238#5917#5679
20M → 21M2032+201#5679#5478
21M → 35K1530+153#5478#5325
35K → 23M2254+221#5325#5104
23M → 24M1268+118#5104#4986
24M → 40K1247+117#4986#4869
40K → 25.2M742+72#4869#4797
25.2M → Finish22134-112#4797#4909
TOTALS22021948+254
📊

Passing Visuals

Category:

📈Position Graph

Loading...

🎨Heatmap Timeline

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