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BOSTON MARATHON 2025

Dan Hadden

Bib: 13066•M

BC

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 45%
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Top 47%
Division (M50-54)
#0 / 1996
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
7:29/mi
23:15
↑ 97↓ 3451.5%
10K· 6.21 mi
7:35/mi
46:50
↑ 79↓ 1380.4%
15K· 9.32 mi
7:43/mi
1:10:49
↑ 67↓ 78
20K· 12.43 mi
7:54/mi
1:35:21
↑ 106↓ 860.1%
Half· 13.11 mi
7:39/mi
1:40:34
↑ 19↓ 370.5%
25K· 15.53 mi
8:22/mi
2:00:51
↑ 66↓ 880.2%
30K· 18.64 mi
8:11/mi
2:26:15
↑ 181↓ 1480.2%
20M
8:07/mi
2:37:17
↑ 64↓ 500.2%
21M
8:58/mi
2:46:15
↑ 106↓ 241.6%
35K· 21.75 mi
7:51/mi
2:52:07
↑ 17↓ 861.7%
23M
8:06/mi
3:02:15
↑ 23↓ 630.6%
24M
7:53/mi
3:10:08
↓ 821.3%
40K· 24.85 mi
8:04/mi
3:17:02
↓ 200.3%
25.2M
9:31/mi
3:20:19
↑ 13↓ 160.2%
Finish· 26.22 mi
7:43/mi
3:28:11
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:40:34
Pace7:40 /mi
2nd Half
Distance13.11 mi
Time1:47:37
Pace8:13 /mi
📊Positive Split: 7.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:52:1223:157:2923:15
7:29
-
10K
6.21 mi11:15:4746:507:3223:35
7:35
+0:06
15K
9.32 mi11:39:461:10:497:3623:59
7:43
+0:08
20K
12.43 mi12:04:181:35:217:4024:32
7:54
+0:11
Half
13.11 mi12:09:311:40:347:405:13
7:39
-0:15
25K
15.53 mi12:29:482:00:517:4720:17
8:22
+0:43
30K
18.64 mi12:55:122:26:157:5125:24
8:11
-0:11
20M
20.00 mi13:06:142:37:177:5211:02
8:07
-0:04
21M
21.00 mi13:15:122:46:157:558:58
8:58
+0:51
35K
21.75 mi13:21:042:52:077:555:52
7:51
-1:07
23M
23.00 mi13:31:123:02:157:5510:08
8:06
+0:15
24M
24.00 mi13:39:053:10:087:557:53
7:53
-0:13
40K
24.85 mi13:45:593:17:027:566:54
8:04
+0:11
25.2M
25.20 mi13:49:163:20:197:573:17
9:31
+1:27
Finish
26.22 mi13:57:083:28:117:577:52
7:43
-1:48

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

7:29 /mi

Average Pace

7:57 /mi

Slowest Pace

9:31 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

46:50

22% of race

Time at Steady Pace

1:43:25

50% of race

Time at Slower Pace

57:56

28% of race

Average Pace: 7:56 /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 mi10:52:1223:157:2923:15
7:29
#12079
10K
6.21 mi11:15:4746:507:3223:35
7:35
#12458
15K
9.32 mi11:39:461:10:497:3623:59
7:43
#12837
20K
12.43 mi12:04:181:35:217:4024:32
7:54
#13127
Half
13.11 mi12:09:311:40:347:405:13
7:39
#13112
25K
15.53 mi12:29:482:00:517:4720:17
8:22
#13712
30K
18.64 mi12:55:122:26:157:5125:24
8:11
#13447
20M
20.00 mi13:06:142:37:177:5211:02
8:07
#13243
21M
21.00 mi13:15:122:46:157:558:58
8:58
#13224
35K
21.75 mi13:21:042:52:077:555:52
7:51
#13130
23M
23.00 mi13:31:123:02:157:5510:08
8:06
#12952
24M
24.00 mi13:39:053:10:087:557:53
7:53
#12814
40K
24.85 mi13:45:593:17:027:566:54
8:04
#12707
25.2M
25.20 mi13:49:163:20:197:573:17
9:31
#12746
Finish
26.22 mi13:57:083:28:117:577:52
7:43
#12645
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi120799208920813677(Top 48%)9803(Top 61%)9803(Top 491%)
10K6.21 mi3.10 mi12458-3799380-1729380-17212918(Top 45%)9556(Top 59%)9556(Top 479%)
15K9.32 mi3.11 mi12837-3799509-1299509-12913677(Top 48%)9803(Top 61%)9803(Top 491%)
20K12.43 mi3.11 mi13127-2909574-659574-6514040(Top 49%)9881(Top 61%)9881(Top 495%)
Half13.11 mi0.68 mi13112+159563+119563+1112916(Top 45%)9423(Top 59%)9423(Top 472%)
25K15.53 mi2.42 mi13712-6009793-2309793-23016310(Top 57%)10773(Top 67%)10773(Top 540%)
30K18.64 mi3.11 mi13447+2659623+1709623+17012630(Top 44%)8965(Top 56%)8965(Top 449%)
20M20.00 mi1.36 mi13243+2049487+1369487+13611236(Top 40%)8155(Top 51%)8155(Top 409%)
21M21.00 mi1.00 mi13224+199452+359452+3513284(Top 47%)8991(Top 56%)8991(Top 450%)
35K21.75 mi0.75 mi13130+949399+539399+5311121(Top 39%)7932(Top 49%)7932(Top 397%)
23M23.00 mi1.25 mi12952+1789281+1189281+11810700(Top 38%)7595(Top 47%)7595(Top 381%)
24M24.00 mi1.00 mi12814+1389185+969185+9610432(Top 37%)7399(Top 46%)7399(Top 371%)
40K24.85 mi0.85 mi12707+1079109+769109+7610662(Top 38%)7390(Top 46%)7390(Top 370%)
25.2M25.20 mi0.35 mi12746-399115-69115-614630(Top 52%)9223(Top 57%)9223(Top 462%)
Finish26.22 mi1.02 mi12645+1019036+799036+7910843(Top 38%)7435(Top 46%)7435(Top 372%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 48%
×21story building
+97ft-345ft

Overall

13677

Males

9803

M50-54

9803

5K→10K

3.1 - 6.2 mi

Top 45%
×5story building
+79ft-138ft

Overall

12918

Males

9556

M50-54

9556

10K→15K

6.2 - 9.3 mi

Top 48%
×3story building
+67ft-78ft

Overall

13677

Males

9803

M50-54

9803

15K→20K

9.3 - 12.4 mi

Top 49%
×5story building
+106ft-86ft

Overall

14040

Males

9881

M50-54

9881

20K→Half

12.4 - 13.1 mi

Top 45%
×2story building
+19ft-37ft

Overall

12916

Males

9423

M50-54

9423

Half→25K

13.1 - 15.5 mi

Top 57%
×4story building
+66ft-88ft

Overall

16310

Males

10773

M50-54

10773

25K→30K

15.5 - 18.6 mi

Top 44%
×9story building
+181ft-148ft

Overall

12630

Males

8965

M50-54

8965

30K→20M

18.6 - 20.0 mi

Top 40%
×5story building
+64ft-50ft

Overall

11236

Males

8155

M50-54

8155

20M→21M

20.0 - 21.0 mi

Top 47%
×8story building
+106ft-24ft

Overall

13284

Males

8991

M50-54

8991

21M→35K

21.0 - 21.8 mi

Top 39%
×7story building
+17ft-86ft

Overall

11121

Males

7932

M50-54

7932

35K→23M

21.8 - 23.0 mi

Top 38%
×5story building
+23ft-63ft

Overall

10700

Males

7595

M50-54

7595

23M→24M

23.0 - 24.0 mi

Top 37%
×6story building
+12ft-82ft

Overall

10432

Males

7399

M50-54

7399

24M→40K

24.0 - 24.9 mi

Top 38%
×1story
+6ft-20ft

Overall

10662

Males

7390

M50-54

7390

40K→25.2M

24.9 - 25.2 mi

Top 52%
×1story
+13ft-16ft

Overall

14630

Males

9223

M50-54

9223

25.2M→Finish

25.2 - 26.2 mi

Top 38%
×2story building
+22ft-21ft

Overall

10843

Males

7435

M50-54

7435

Passing Analysis

Category:
Athletes Passed
1884
Passed By
2450
Net Change
-566
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#12079
5K → 10K129508-379#12079#12458
10K → 15K83462-379#12458#12837
15K → 20K112402-290#12837#13127
20K → Half4328+15#13127#13112
Half → 25K64664-600#13112#13712
25K → 30K36398+265#13712#13447
30K → 20M22723+204#13447#13243
20M → 21M120101+19#13243#13224
21M → 35K10612+94#13224#13130
35K → 23M20123+178#13130#12952
23M → 24M15820+138#12952#12814
24M → 40K12922+107#12814#12707
40K → 25.2M1655-39#12707#12746
25.2M → Finish13332+101#12746#12645
TOTALS18842450-566
📊

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