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BOSTON MARATHON 2025

Alexandre Proulx

Bib: 12450•M

QC

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 31%
Gender (Male)
#0 / 16105
Top 44%
Masters (Masters Men)
#0 / 10463
Top 32%
Division (M50-54)
#0 / 1996
Top 30%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
22:10
Rank: #8910
Start → 5K
22:10 | 7:08/mi
10K· 6.21 mi
44:15
Rank: #8792 (+118)
5K → 10K
22:05 | 7:06/mi
15K· 9.32 mi
1:06:36
Rank: #8877 (-85)
10K → 15K
22:21 | 7:12/mi
20K· 12.43 mi
1:29:08
Rank: #8741 (+136)
15K → 20K
22:32 | 7:15/mi
Half· 13.11 mi
1:34:06
Rank: #8776 (-35)
20K → Half
4:58 | 7:17/mi
25K· 15.53 mi
1:51:54
Rank: #8709 (+67)
Half → 25K
17:48 | 7:20/mi
30K· 18.64 mi
2:16:03
Rank: #8813 (-104)
25K → 30K
24:09 | 7:46/mi
20M
2:26:48
Rank: #8867 (-54)
30K → 20M
10:45 | 7:55/mi
21M
2:35:03
Rank: #8828 (+39)
20M → 21M
8:15 | 8:15/mi
35K· 21.75 mi
2:40:53
Rank: #8884 (-56)
21M → 35K
5:50 | 7:48/mi
23M
2:50:43
Rank: #8828 (+56)
35K → 23M
9:50 | 7:51/mi
24M
2:58:28
Rank: #8844 (-16)
23M → 24M
7:45 | 7:45/mi
40K· 24.85 mi
3:05:09
Rank: #8800 (+44)
24M → 40K
6:41 | 7:49/mi
25.2M
3:08:00
Rank: #8746 (+54)
40K → 25.2M
2:51 | 8:16/mi
Finish· 26.22 mi
3:15:20
Rank: #8662 (+84)
25.2M → Finish
7:20 | 7:12/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:34:06
Pace7:11 /mi
2nd Half
Distance13.11 mi
Time1:41:14
Pace7:43 /mi
📊Positive Split: 7.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:49:2622:107:0822:10
7:08
-
10K
6.21 mi11:11:3144:157:0722:05
7:06
-0:02
15K
9.32 mi11:33:521:06:367:0922:21
7:12
+0:06
20K
12.43 mi11:56:241:29:087:1022:32
7:15
+0:03
Half
13.11 mi12:01:221:34:067:114:58
7:17
+0:02
25K
15.53 mi12:19:101:51:547:1217:48
7:20
+0:03
30K
18.64 mi12:43:192:16:037:1824:09
7:46
+0:26
20M
20.00 mi12:54:042:26:487:2010:45
7:55
+0:09
21M
21.00 mi13:02:192:35:037:238:15
8:15
+0:20
35K
21.75 mi13:08:092:40:537:245:50
7:48
-0:27
23M
23.00 mi13:17:592:50:437:259:50
7:51
+0:03
24M
24.00 mi13:25:442:58:287:267:45
7:45
-0:06
40K
24.85 mi13:32:253:05:097:276:41
7:49
+0:04
25.2M
25.20 mi13:35:163:08:007:282:51
8:16
+0:27
Finish
26.22 mi13:42:363:15:207:277:20
7:12
-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

7:06 /mi

Average Pace

7:27 /mi

Slowest Pace

8:16 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:36:58

80% of race

Time at Steady Pace

38:22

20% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:27 /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 mi10:49:2622:107:0822:10
7:08
#8910
10K
6.21 mi11:11:3144:157:0722:05
7:06
#8792
15K
9.32 mi11:33:521:06:367:0922:21
7:12
#8877
20K
12.43 mi11:56:241:29:087:1022:32
7:15
#8741
Half
13.11 mi12:01:221:34:067:114:58
7:17
#8776
25K
15.53 mi12:19:101:51:547:1217:48
7:20
#8709
30K
18.64 mi12:43:192:16:037:1824:09
7:46
#8813
20M
20.00 mi12:54:042:26:487:2010:45
7:55
#8867
21M
21.00 mi13:02:192:35:037:238:15
8:15
#8828
35K
21.75 mi13:08:092:40:537:245:50
7:48
#8884
23M
23.00 mi13:17:592:50:437:259:50
7:51
#8828
24M
24.00 mi13:25:442:58:287:267:45
7:45
#8844
40K
24.85 mi13:32:253:05:097:276:41
7:49
#8800
25.2M
25.20 mi13:35:163:08:007:282:51
8:16
#8746
Finish
26.22 mi13:42:363:15:207:277:20
7:12
#8662
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi8910755675569049(Top 32%)7577(Top 47%)7577(Top 380%)
10K6.21 mi3.10 mi8792+1187475+817475+818732(Top 31%)7435(Top 46%)7435(Top 372%)
15K9.32 mi3.11 mi8877-857514-397514-399049(Top 32%)7577(Top 47%)7577(Top 380%)
20K12.43 mi3.11 mi8741+1367407+1077407+1078638(Top 30%)7244(Top 45%)7244(Top 363%)
Half13.11 mi0.68 mi8776-357420-137420-139740(Top 34%)7868(Top 49%)7868(Top 394%)
25K15.53 mi2.42 mi8709+677364+567364+568669(Top 31%)7155(Top 44%)7155(Top 358%)
30K18.64 mi3.11 mi8813-1047361+37361+39710(Top 34%)7533(Top 47%)7533(Top 377%)
20M20.00 mi1.36 mi8867-547363-27363-29788(Top 34%)7418(Top 46%)7418(Top 372%)
21M21.00 mi1.00 mi8828+397307+567307+568865(Top 31%)6743(Top 42%)6743(Top 338%)
35K21.75 mi0.75 mi8884-567314-77314-710741(Top 38%)7723(Top 48%)7723(Top 387%)
23M23.00 mi1.25 mi8828+567243+717243+718944(Top 31%)6691(Top 42%)6691(Top 335%)
24M24.00 mi1.00 mi8844-167212+317212+319431(Top 33%)6865(Top 43%)6865(Top 344%)
40K24.85 mi0.85 mi8800+447145+677145+678857(Top 31%)6439(Top 40%)6439(Top 323%)
25.2M25.20 mi0.35 mi8746+547098+477098+477426(Top 26%)5591(Top 35%)5591(Top 280%)
Finish26.22 mi1.02 mi8662+847029+697029+697013(Top 25%)5343(Top 33%)5343(Top 268%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 32%
×21stories
+97ft-345ft

Overall

9049

Males

7577

M50-54

7577

5K→10K

3.1 - 6.2 mi

Top 31%
×5stories
+79ft-138ft

Overall

8732

Males

7435

M50-54

7435

10K→15K

6.2 - 9.3 mi

Top 32%
×3stories
+67ft-78ft

Overall

9049

Males

7577

M50-54

7577

15K→20K

9.3 - 12.4 mi

Top 30%
×5stories
+106ft-86ft

Overall

8638

Males

7244

M50-54

7244

20K→Half

12.4 - 13.1 mi

Top 34%
×2stories
+19ft-37ft

Overall

9740

Males

7868

M50-54

7868

Half→25K

13.1 - 15.5 mi

Top 31%
×4stories
+66ft-88ft

Overall

8669

Males

7155

M50-54

7155

25K→30K

15.5 - 18.6 mi

Top 34%
×9stories
+181ft-148ft

Overall

9710

Males

7533

M50-54

7533

30K→20M

18.6 - 20.0 mi

Top 34%
×5stories
+64ft-50ft

Overall

9788

Males

7418

M50-54

7418

20M→21M

20.0 - 21.0 mi

Top 31%
×8stories
+106ft-24ft

Overall

8865

Males

6743

M50-54

6743

21M→35K

21.0 - 21.8 mi

Top 38%
×7stories
+17ft-86ft

Overall

10741

Males

7723

M50-54

7723

35K→23M

21.8 - 23.0 mi

Top 31%
×5stories
+23ft-63ft

Overall

8944

Males

6691

M50-54

6691

23M→24M

23.0 - 24.0 mi

Top 33%
×6stories
+12ft-82ft

Overall

9431

Males

6865

M50-54

6865

24M→40K

24.0 - 24.9 mi

Top 31%
×1story
+6ft-20ft

Overall

8857

Males

6439

M50-54

6439

40K→25.2M

24.9 - 25.2 mi

Top 26%
×1story
+13ft-16ft

Overall

7426

Males

5591

M50-54

5591

25.2M→Finish

25.2 - 26.2 mi

Top 25%
×2stories
+22ft-21ft

Overall

7013

Males

5343

M50-54

5343

Passing Analysis

Category:
Athletes Passed
1748
Passed By
1500
Net Change
+248
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#8910
5K → 10K275157+118#8910#8792
10K → 15K133218-85#8792#8877
15K → 20K23599+136#8877#8741
20K → Half1853-35#8741#8776
Half → 25K176109+67#8776#8709
25K → 30K183287-104#8709#8813
30K → 20M80134-54#8813#8867
20M → 21M11778+39#8867#8828
21M → 35K4399-56#8828#8884
35K → 23M13781+56#8884#8828
23M → 24M7490-16#8828#8844
24M → 40K9349+44#8844#8800
40K → 25.2M7016+54#8800#8746
25.2M → Finish11430+84#8746#8662
TOTALS17481500+248
📊

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