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BOSTON MARATHON 2025

James Wahl

Bib: 1263•M

TN

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 21%
Gender (Male)
#0 / 16105
Top 33%
Masters (Masters Men)
#0 / 10463
Top 19%
Division (M40-44)
#0 / 2247
Top 44%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
19:18
Rank: #1931
Start → 5K
19:18 | 6:13/mi
10K· 6.21 mi
38:53
Rank: #2169 (-238)
5K → 10K
19:35 | 6:18/mi
15K· 9.32 mi
58:33
Rank: #2266 (-97)
10K → 15K
19:40 | 6:20/mi
20K· 12.43 mi
1:18:32
Rank: #2364 (-98)
15K → 20K
19:59 | 6:26/mi
Half· 13.11 mi
1:22:53
Rank: #2391 (-27)
20K → Half
4:21 | 6:23/mi
25K· 15.53 mi
1:38:26
Rank: #2380 (+11)
Half → 25K
15:33 | 6:25/mi
30K· 18.64 mi
1:59:39
Rank: #2554 (-174)
25K → 30K
21:13 | 6:50/mi
20M
2:09:38
Rank: #2774 (-220)
30K → 20M
9:59 | 7:21/mi
21M
2:17:36
Rank: #2971 (-197)
20M → 21M
7:58 | 7:58/mi
35K· 21.75 mi
2:23:22
Rank: #3156 (-185)
21M → 35K
5:46 | 7:42/mi
23M
2:33:32
Rank: #3520 (-364)
35K → 23M
10:10 | 8:07/mi
24M
2:44:15
Rank: #4664 (-1144)
23M → 24M
10:43 | 10:43/mi
40K· 24.85 mi
2:52:05
Rank: #5159 (-495)
24M → 40K
7:50 | 9:10/mi
25.2M
2:56:14
Rank: #5424 (-265)
40K → 25.2M
4:09 | 12:02/mi
Finish· 26.22 mi
3:05:46
Rank: #5922 (-498)
25.2M → Finish
9:32 | 9:21/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:22:53
Pace6:19 /mi
2nd Half
Distance13.11 mi
Time1:42:53
Pace7:51 /mi
📊Positive Split: 24.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:19:5019:186:1319:18
6:13
-
10K
6.21 mi10:39:2538:536:1519:35
6:18
+0:05
15K
9.32 mi10:59:0558:336:1719:40
6:20
+0:02
20K
12.43 mi11:19:041:18:326:1919:59
6:26
+0:06
Half
13.11 mi11:23:251:22:536:194:21
6:23
-0:03
25K
15.53 mi11:38:581:38:266:2015:33
6:25
+0:02
30K
18.64 mi12:00:111:59:396:2521:13
6:50
+0:25
20M
20.00 mi12:10:102:09:386:299:59
7:21
+0:31
21M
21.00 mi12:18:082:17:366:337:58
7:58
+0:37
35K
21.75 mi12:23:542:23:226:365:46
7:42
-0:16
23M
23.00 mi12:34:042:33:326:4110:10
8:07
+0:25
24M
24.00 mi12:44:472:44:156:5110:43
10:43
+2:36
40K
24.85 mi12:52:372:52:056:557:50
9:10
-1:33
25.2M
25.20 mi12:56:462:56:147:004:09
12:02
+2:52
Finish
26.22 mi13:06:183:05:467:059:32
9:21
-2:41

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

6:13 /mi

Average Pace

7:05 /mi

Slowest Pace

12:02 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:38:26

53% of race

Time at Steady Pace

55:06

30% of race

Time at Slower Pace

32:14

17% of race

Average Pace: 7:05 /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 mi10:19:5019:186:1319:18
6:13
#1931
10K
6.21 mi10:39:2538:536:1519:35
6:18
#2169
15K
9.32 mi10:59:0558:336:1719:40
6:20
#2266
20K
12.43 mi11:19:041:18:326:1919:59
6:26
#2364
Half
13.11 mi11:23:251:22:536:194:21
6:23
#2391
25K
15.53 mi11:38:581:38:266:2015:33
6:25
#2380
30K
18.64 mi12:00:111:59:396:2521:13
6:50
#2554
20M
20.00 mi12:10:102:09:386:299:59
7:21
#2774
21M
21.00 mi12:18:082:17:366:337:58
7:58
#2971
35K
21.75 mi12:23:542:23:226:365:46
7:42
#3156
23M
23.00 mi12:34:042:33:326:4110:10
8:07
#3520
24M
24.00 mi12:44:472:44:156:5110:43
10:43
#4664
40K
24.85 mi12:52:372:52:056:557:50
9:10
#5159
25.2M
25.20 mi12:56:462:56:147:004:09
12:02
#5424
Finish
26.22 mi13:06:183:05:467:059:32
9:21
#5922
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi1931183718372529(Top 9%)2414(Top 15%)2414(Top 107%)
10K6.21 mi3.10 mi2169-2382070-2332070-2332449(Top 9%)2342(Top 15%)2342(Top 104%)
15K9.32 mi3.11 mi2266-972163-932163-932529(Top 9%)2414(Top 15%)2414(Top 107%)
20K12.43 mi3.11 mi2364-982255-922255-922709(Top 10%)2579(Top 16%)2579(Top 115%)
Half13.11 mi0.68 mi2391-272281-262281-262936(Top 10%)2803(Top 17%)2803(Top 125%)
25K15.53 mi2.42 mi2380+112271+102271+102441(Top 9%)2321(Top 14%)2321(Top 103%)
30K18.64 mi3.11 mi2554-1742440-1692440-1693623(Top 13%)3357(Top 21%)3357(Top 149%)
20M20.00 mi1.36 mi2774-2202642-2022642-2026044(Top 21%)5225(Top 32%)5225(Top 233%)
21M21.00 mi1.00 mi2971-1972819-1772819-1777134(Top 25%)5749(Top 36%)5749(Top 256%)
35K21.75 mi0.75 mi3156-1852987-1682987-16810079(Top 35%)7389(Top 46%)7389(Top 329%)
23M23.00 mi1.25 mi3520-3643309-3223309-32210839(Top 38%)7657(Top 48%)7657(Top 341%)
24M24.00 mi1.00 mi4664-11444289-9804289-98023337(Top 82%)13475(Top 84%)13475(Top 600%)
40K24.85 mi0.85 mi5159-4954691-4024691-40217138(Top 60%)10428(Top 65%)10428(Top 464%)
25.2M25.20 mi0.35 mi5424-2654900-2094900-20923261(Top 82%)13395(Top 83%)13395(Top 596%)
Finish26.22 mi1.02 mi5922-4985261-3615261-36120584(Top 72%)12085(Top 75%)12085(Top 538%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 9%
×21stories
+97ft-345ft

Overall

2529

Males

2414

M40-44

2414

5K→10K

3.1 - 6.2 mi

Top 9%
×5stories
+79ft-138ft

Overall

2449

Males

2342

M40-44

2342

10K→15K

6.2 - 9.3 mi

Top 9%
×3stories
+67ft-78ft

Overall

2529

Males

2414

M40-44

2414

15K→20K

9.3 - 12.4 mi

Top 10%
×5stories
+106ft-86ft

Overall

2709

Males

2579

M40-44

2579

20K→Half

12.4 - 13.1 mi

Top 10%
×2stories
+19ft-37ft

Overall

2936

Males

2803

M40-44

2803

Half→25K

13.1 - 15.5 mi

Top 9%
×4stories
+66ft-88ft

Overall

2441

Males

2321

M40-44

2321

25K→30K

15.5 - 18.6 mi

Top 13%
×9stories
+181ft-148ft

Overall

3623

Males

3357

M40-44

3357

30K→20M

18.6 - 20.0 mi

Top 21%
×5stories
+64ft-50ft

Overall

6044

Males

5225

M40-44

5225

20M→21M

20.0 - 21.0 mi

Top 25%
×8stories
+106ft-24ft

Overall

7134

Males

5749

M40-44

5749

21M→35K

21.0 - 21.8 mi

Top 35%
×7stories
+17ft-86ft

Overall

10079

Males

7389

M40-44

7389

35K→23M

21.8 - 23.0 mi

Top 38%
×5stories
+23ft-63ft

Overall

10839

Males

7657

M40-44

7657

23M→24M

23.0 - 24.0 mi

Top 82%
×6stories
+12ft-82ft

Overall

23337

Males

13475

M40-44

13475

24M→40K

24.0 - 24.9 mi

Top 60%
×1story
+6ft-20ft

Overall

17138

Males

10428

M40-44

10428

40K→25.2M

24.9 - 25.2 mi

Top 82%
×1story
+13ft-16ft

Overall

23261

Males

13395

M40-44

13395

25.2M→Finish

25.2 - 26.2 mi

Top 72%
×2stories
+22ft-21ft

Overall

20584

Males

12085

M40-44

12085

Passing Analysis

Category:
Athletes Passed
288
Passed By
4279
Net Change
-3991
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1931
5K → 10K41279-238#1931#2169
10K → 15K31128-97#2169#2266
15K → 20K47145-98#2266#2364
20K → Half734-27#2364#2391
Half → 25K5544+11#2391#2380
25K → 30K42216-174#2380#2554
30K → 20M18238-220#2554#2774
20M → 21M9206-197#2774#2971
21M → 35K8193-185#2971#3156
35K → 23M16380-364#3156#3520
23M → 24M21146-1144#3520#4664
24M → 40K8503-495#4664#5159
40K → 25.2M0265-265#5159#5424
25.2M → Finish4502-498#5424#5922
TOTALS2884279-3991
📊

Passing Visuals

Category:
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🔥Passing Intensity

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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing