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BOSTON MARATHON 2025

Alan Groudle

Bib: 4285•M

OH

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 4%
Gender (Male)
#0 / 16105
Top 6%
Masters (Masters Men)
#0 / 10463
Top 1%
Division (M40-44)
#0 / 2247
Top 4%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
19:04
Rank: #1547
Start → 5K
19:04 | 6:08/mi
10K· 6.21 mi
37:58
Rank: #1465 (+82)
5K → 10K
18:54 | 6:05/mi
15K· 9.32 mi
56:54
Rank: #1419 (+46)
10K → 15K
18:56 | 6:06/mi
20K· 12.43 mi
1:16:03
Rank: #1406 (+13)
15K → 20K
19:09 | 6:10/mi
Half· 13.11 mi
1:20:09
Rank: #1392 (+14)
20K → Half
4:06 | 6:01/mi
25K· 15.53 mi
1:35:01
Rank: #1339 (+53)
Half → 25K
14:52 | 6:08/mi
30K· 18.64 mi
1:54:20
Rank: #1240 (+99)
25K → 30K
19:19 | 6:13/mi
20M
2:02:53
Rank: #1208 (+32)
30K → 20M
8:33 | 6:18/mi
21M
2:09:32
Rank: #1168 (+40)
20M → 21M
6:39 | 6:39/mi
35K· 21.75 mi
2:14:07
Rank: #1150 (+18)
21M → 35K
4:35 | 6:08/mi
23M
2:21:56
Rank: #1079 (+71)
35K → 23M
7:49 | 6:15/mi
24M
2:28:05
Rank: #1052 (+27)
23M → 24M
6:09 | 6:09/mi
40K· 24.85 mi
2:33:26
Rank: #1026 (+26)
24M → 40K
5:21 | 6:15/mi
25.2M
2:35:47
Rank: #1019 (+7)
40K → 25.2M
2:21 | 6:49/mi
Finish· 26.22 mi
2:41:59
Rank: #1002 (+17)
25.2M → Finish
6:12 | 6:05/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:20:09
Pace6:07 /mi
2nd Half
Distance13.11 mi
Time1:21:50
Pace6:15 /mi
📊Positive Split: 2.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:21:5519:046:0819:04
6:08
-
10K
6.21 mi10:40:4937:586:0718:54
6:05
-0:03
15K
9.32 mi10:59:4556:546:0618:56
6:06
+0:01
20K
12.43 mi11:18:541:16:036:0719:09
6:10
+0:04
Half
13.11 mi11:23:001:20:096:074:06
6:01
-0:09
25K
15.53 mi11:37:521:35:016:0714:52
6:08
+0:07
30K
18.64 mi11:57:111:54:206:0819:19
6:13
+0:05
20M
20.00 mi12:05:442:02:536:098:33
6:18
+0:05
21M
21.00 mi12:12:232:09:326:106:39
6:39
+0:21
35K
21.75 mi12:16:582:14:076:104:35
6:08
-0:31
23M
23.00 mi12:24:472:21:566:107:49
6:15
+0:07
24M
24.00 mi12:30:562:28:056:106:09
6:09
-0:06
40K
24.85 mi12:36:172:33:266:105:21
6:15
+0:06
25.2M
25.20 mi12:38:382:35:476:112:21
6:49
+0:34
Finish
26.22 mi12:44:502:41:596:116:12
6:05
-0:44

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

6:01 /mi

Average Pace

6:11 /mi

Slowest Pace

6:49 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:32:59

94% of race

Time at Steady Pace

9:00

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:11 /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 mi10:21:5519:046:0819:04
6:08
#1547
10K
6.21 mi10:40:4937:586:0718:54
6:05
#1465
15K
9.32 mi10:59:4556:546:0618:56
6:06
#1419
20K
12.43 mi11:18:541:16:036:0719:09
6:10
#1406
Half
13.11 mi11:23:001:20:096:074:06
6:01
#1392
25K
15.53 mi11:37:521:35:016:0714:52
6:08
#1339
30K
18.64 mi11:57:111:54:206:0819:19
6:13
#1240
20M
20.00 mi12:05:442:02:536:098:33
6:18
#1208
21M
21.00 mi12:12:232:09:326:106:39
6:39
#1168
35K
21.75 mi12:16:582:14:076:104:35
6:08
#1150
23M
23.00 mi12:24:472:21:566:107:49
6:15
#1079
24M
24.00 mi12:30:562:28:056:106:09
6:09
#1052
40K
24.85 mi12:36:172:33:266:105:21
6:15
#1026
25.2M
25.20 mi12:38:382:35:476:112:21
6:49
#1019
Finish
26.22 mi12:44:502:41:596:116:12
6:05
#1002
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi1547147214721337(Top 5%)1269(Top 8%)1269(Top 56%)
10K6.21 mi3.10 mi1465+821394+781394+781407(Top 5%)1335(Top 8%)1335(Top 59%)
15K9.32 mi3.11 mi1419+461347+471347+471337(Top 5%)1269(Top 8%)1269(Top 56%)
20K12.43 mi3.11 mi1406+131334+131334+131419(Top 5%)1345(Top 8%)1345(Top 60%)
Half13.11 mi0.68 mi1392+141321+131321+131163(Top 4%)1100(Top 7%)1100(Top 49%)
25K15.53 mi2.42 mi1339+531268+531268+531198(Top 4%)1131(Top 7%)1131(Top 50%)
30K18.64 mi3.11 mi1240+991171+971171+97965(Top 3%)907(Top 6%)907(Top 40%)
20M20.00 mi1.36 mi1208+321140+311140+31938(Top 3%)884(Top 5%)884(Top 39%)
21M21.00 mi1.00 mi1168+401101+391101+391049(Top 4%)992(Top 6%)992(Top 44%)
35K21.75 mi0.75 mi1150+181083+181083+181007(Top 4%)948(Top 6%)948(Top 42%)
23M23.00 mi1.25 mi1079+711016+671016+67756(Top 3%)713(Top 4%)713(Top 32%)
24M24.00 mi1.00 mi1052+27991+25991+25890(Top 3%)836(Top 5%)836(Top 37%)
40K24.85 mi0.85 mi1026+26965+26965+26870(Top 3%)816(Top 5%)816(Top 36%)
25.2M25.20 mi0.35 mi1019+7958+7958+7993(Top 3%)911(Top 6%)911(Top 41%)
Finish26.22 mi1.02 mi1002+17942+16942+161135(Top 4%)1061(Top 7%)1061(Top 47%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 5%
×21stories
+97ft-345ft

Overall

1337

Males

1269

M40-44

1269

5K→10K

3.1 - 6.2 mi

Top 5%
×5stories
+79ft-138ft

Overall

1407

Males

1335

M40-44

1335

10K→15K

6.2 - 9.3 mi

Top 5%
×3stories
+67ft-78ft

Overall

1337

Males

1269

M40-44

1269

15K→20K

9.3 - 12.4 mi

Top 5%
×5stories
+106ft-86ft

Overall

1419

Males

1345

M40-44

1345

20K→Half

12.4 - 13.1 mi

Top 4%
×2stories
+19ft-37ft

Overall

1163

Males

1100

M40-44

1100

Half→25K

13.1 - 15.5 mi

Top 4%
×4stories
+66ft-88ft

Overall

1198

Males

1131

M40-44

1131

25K→30K

15.5 - 18.6 mi

Top 3%
×9stories
+181ft-148ft

Overall

965

Males

907

M40-44

907

30K→20M

18.6 - 20.0 mi

Top 3%
×5stories
+64ft-50ft

Overall

938

Males

884

M40-44

884

20M→21M

20.0 - 21.0 mi

Top 4%
×8stories
+106ft-24ft

Overall

1049

Males

992

M40-44

992

21M→35K

21.0 - 21.8 mi

Top 4%
×7stories
+17ft-86ft

Overall

1007

Males

948

M40-44

948

35K→23M

21.8 - 23.0 mi

Top 3%
×5stories
+23ft-63ft

Overall

756

Males

713

M40-44

713

23M→24M

23.0 - 24.0 mi

Top 3%
×6stories
+12ft-82ft

Overall

890

Males

836

M40-44

836

24M→40K

24.0 - 24.9 mi

Top 3%
×1story
+6ft-20ft

Overall

870

Males

816

M40-44

816

40K→25.2M

24.9 - 25.2 mi

Top 3%
×1story
+13ft-16ft

Overall

993

Males

911

M40-44

911

25.2M→Finish

25.2 - 26.2 mi

Top 4%
×2stories
+22ft-21ft

Overall

1135

Males

1061

M40-44

1061

Passing Analysis

Category:
Athletes Passed
742
Passed By
197
Net Change
+545
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1547
5K → 10K12442+82#1547#1465
10K → 15K7832+46#1465#1419
15K → 20K5542+13#1419#1406
20K → Half140+14#1406#1392
Half → 25K6714+53#1392#1339
25K → 30K1056+99#1339#1240
30K → 20M5018+32#1240#1208
20M → 21M466+40#1208#1168
21M → 35K3012+18#1168#1150
35K → 23M776+71#1150#1079
23M → 24M314+27#1079#1052
24M → 40K337+26#1052#1026
40K → 25.2M114+7#1026#1019
25.2M → Finish214+17#1019#1002
TOTALS742197+545
📊

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