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BOSTON MARATHON 2025

Philippe Bolduc

Bib: 12703•M

QC

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 13%
Gender (Male)
#0 / 16105
Top 21%
Masters (Masters Men)
#0 / 10463
Top 8%
Division (M45-49)
#0 / 2386
Top 9%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
6:34/mi
20:24
↑ 97↓ 3451.5%
10K· 6.21 mi
6:41/mi
41:10
↑ 79↓ 1380.4%
15K· 9.32 mi
6:38/mi
1:01:47
↑ 67↓ 78
20K· 12.43 mi
6:44/mi
1:22:43
↑ 106↓ 860.1%
Half· 13.11 mi
6:39/mi
1:27:15
↑ 19↓ 370.5%
25K· 15.53 mi
6:45/mi
1:43:36
↑ 66↓ 880.2%
30K· 18.64 mi
7:00/mi
2:05:20
↑ 181↓ 1480.2%
20M
6:57/mi
2:14:46
↑ 64↓ 500.2%
21M
7:05/mi
2:21:51
↑ 106↓ 241.6%
35K· 21.75 mi
6:09/mi
2:26:27
↑ 17↓ 861.7%
23M
6:39/mi
2:34:47
↑ 23↓ 630.6%
24M
6:33/mi
2:41:20
↓ 821.3%
40K· 24.85 mi
6:52/mi
2:47:12
↓ 200.3%
25.2M
7:24/mi
2:49:45
↑ 13↓ 160.2%
Finish· 26.22 mi
6:30/mi
2:56:22
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:27:15
Pace6:39 /mi
2nd Half
Distance13.11 mi
Time1:29:07
Pace6:48 /mi
📊Positive Split: 2.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:48:1220:246:3420:24
6:34
-
10K
6.21 mi11:08:5841:106:3820:46
6:41
+0:07
15K
9.32 mi11:29:351:01:476:3820:37
6:38
-0:03
20K
12.43 mi11:50:311:22:436:3920:56
6:44
+0:06
Half
13.11 mi11:55:031:27:156:394:32
6:39
-0:05
25K
15.53 mi12:11:241:43:366:4016:21
6:45
+0:06
30K
18.64 mi12:33:082:05:206:4321:44
7:00
+0:15
20M
20.00 mi12:42:342:14:466:449:26
6:57
-0:03
21M
21.00 mi12:49:392:21:516:457:05
7:05
+0:08
35K
21.75 mi12:54:152:26:276:444:36
6:09
-0:56
23M
23.00 mi13:02:352:34:476:448:20
6:39
+0:30
24M
24.00 mi13:09:082:41:206:436:33
6:33
-0:06
40K
24.85 mi13:15:002:47:126:445:52
6:52
+0:19
25.2M
25.20 mi13:17:332:49:456:442:33
7:24
+0:32
Finish
26.22 mi13:24:102:56:226:446:37
6:30
-0:54

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

6:09 /mi

Average Pace

6:44 /mi

Slowest Pace

7:24 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

11:13

6% of race

Time at Steady Pace

1:58:29

67% of race

Time at Slower Pace

46:40

26% of race

Average Pace: 6:44 /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 mi10:48:1220:246:3420:24
6:34
#4327
10K
6.21 mi11:08:5841:106:3820:46
6:41
#4699
15K
9.32 mi11:29:351:01:476:3820:37
6:38
#4618
20K
12.43 mi11:50:311:22:436:3920:56
6:44
#4599
Half
13.11 mi11:55:031:27:156:394:32
6:39
#4605
25K
15.53 mi12:11:241:43:366:4016:21
6:45
#4540
30K
18.64 mi12:33:082:05:206:4321:44
7:00
#4519
20M
20.00 mi12:42:342:14:466:449:26
6:57
#4410
21M
21.00 mi12:49:392:21:516:457:05
7:05
#4233
35K
21.75 mi12:54:152:26:276:444:36
6:09
#4073
23M
23.00 mi13:02:352:34:476:448:20
6:39
#3878
24M
24.00 mi13:09:082:41:206:436:33
6:33
#3762
40K
24.85 mi13:15:002:47:126:445:52
6:52
#3711
25.2M
25.20 mi13:17:332:49:456:442:33
7:24
#3670
Finish
26.22 mi13:24:102:56:226:446:37
6:30
#3588
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi4327406840684551(Top 16%)4262(Top 26%)4262(Top 179%)
10K6.21 mi3.10 mi4699-3724402-3344402-3345208(Top 18%)4837(Top 30%)4837(Top 203%)
15K9.32 mi3.11 mi4618+814327+754327+754551(Top 16%)4262(Top 26%)4262(Top 179%)
20K12.43 mi3.11 mi4599+194302+254302+254771(Top 17%)4416(Top 27%)4416(Top 185%)
Half13.11 mi0.68 mi4605-64306-44306-44820(Top 17%)4480(Top 28%)4480(Top 188%)
25K15.53 mi2.42 mi4540+654243+634243+634440(Top 16%)4112(Top 26%)4112(Top 172%)
30K18.64 mi3.11 mi4519+214215+284215+284661(Top 16%)4253(Top 26%)4253(Top 178%)
20M20.00 mi1.36 mi4410+1094111+1044111+1043776(Top 13%)3475(Top 22%)3475(Top 146%)
21M21.00 mi1.00 mi4233+1773945+1663945+1662629(Top 9%)2451(Top 15%)2451(Top 103%)
35K21.75 mi0.75 mi4073+1603803+1423803+1421107(Top 4%)1045(Top 6%)1045(Top 44%)
23M23.00 mi1.25 mi3878+1953622+1813622+1812082(Top 7%)1947(Top 12%)1947(Top 82%)
24M24.00 mi1.00 mi3762+1163514+1083514+1082277(Top 8%)2109(Top 13%)2109(Top 88%)
40K24.85 mi0.85 mi3711+513464+503464+503177(Top 11%)2850(Top 18%)2850(Top 119%)
25.2M25.20 mi0.35 mi3670+413424+403424+402975(Top 10%)2654(Top 16%)2654(Top 111%)
Finish26.22 mi1.02 mi3588+823345+793345+792804(Top 10%)2511(Top 16%)2511(Top 105%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 16%
×21story building
+97ft-345ft

Overall

4551

Males

4262

M45-49

4262

5K→10K

3.1 - 6.2 mi

Top 18%
×5story building
+79ft-138ft

Overall

5208

Males

4837

M45-49

4837

10K→15K

6.2 - 9.3 mi

Top 16%
×3story building
+67ft-78ft

Overall

4551

Males

4262

M45-49

4262

15K→20K

9.3 - 12.4 mi

Top 17%
×5story building
+106ft-86ft

Overall

4771

Males

4416

M45-49

4416

20K→Half

12.4 - 13.1 mi

Top 17%
×2story building
+19ft-37ft

Overall

4820

Males

4480

M45-49

4480

Half→25K

13.1 - 15.5 mi

Top 16%
×4story building
+66ft-88ft

Overall

4440

Males

4112

M45-49

4112

25K→30K

15.5 - 18.6 mi

Top 16%
×9story building
+181ft-148ft

Overall

4661

Males

4253

M45-49

4253

30K→20M

18.6 - 20.0 mi

Top 13%
×5story building
+64ft-50ft

Overall

3776

Males

3475

M45-49

3475

20M→21M

20.0 - 21.0 mi

Top 9%
×8story building
+106ft-24ft

Overall

2629

Males

2451

M45-49

2451

21M→35K

21.0 - 21.8 mi

Top 4%
×7story building
+17ft-86ft

Overall

1107

Males

1045

M45-49

1045

35K→23M

21.8 - 23.0 mi

Top 7%
×5story building
+23ft-63ft

Overall

2082

Males

1947

M45-49

1947

23M→24M

23.0 - 24.0 mi

Top 8%
×6story building
+12ft-82ft

Overall

2277

Males

2109

M45-49

2109

24M→40K

24.0 - 24.9 mi

Top 11%
×1story
+6ft-20ft

Overall

3177

Males

2850

M45-49

2850

40K→25.2M

24.9 - 25.2 mi

Top 10%
×1story
+13ft-16ft

Overall

2975

Males

2654

M45-49

2654

25.2M→Finish

25.2 - 26.2 mi

Top 10%
×2story building
+22ft-21ft

Overall

2804

Males

2511

M45-49

2511

Passing Analysis

Category:
Athletes Passed
1635
Passed By
896
Net Change
+739
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4327
5K → 10K44416-372#4327#4699
10K → 15K15574+81#4699#4618
15K → 20K124105+19#4618#4599
20K → Half1521-6#4599#4605
Half → 25K13873+65#4605#4540
25K → 30K153132+21#4540#4519
30K → 20M13021+109#4519#4410
20M → 21M1836+177#4410#4233
21M → 35K1600+160#4233#4073
35K → 23M1994+195#4073#3878
23M → 24M1193+116#3878#3762
24M → 40K7322+51#3762#3711
40K → 25.2M487+41#3711#3670
25.2M → Finish9412+82#3670#3588
TOTALS1635896+739
📊

Passing Visuals

Category:
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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