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BOSTON MARATHON 2025

Jonathan Duggan

Bib: 25793•M

MA

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Division (M45-49)
#0 / 2386
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
10:15/mi
31:50
↑ 97↓ 3451.5%
10K· 6.21 mi
9:27/mi
1:01:11
↑ 79↓ 1380.4%
15K· 9.32 mi
9:18/mi
1:30:04
↑ 67↓ 78
20K· 12.43 mi
9:30/mi
1:59:35
↑ 106↓ 860.1%
Half· 13.11 mi
9:18/mi
2:05:56
↑ 19↓ 370.5%
25K· 15.53 mi
9:49/mi
2:29:43
↑ 66↓ 880.2%
30K· 18.64 mi
10:45/mi
3:03:07
↑ 181↓ 1480.2%
20M
10:39/mi
3:17:36
↑ 64↓ 500.2%
21M
12:02/mi
3:29:38
↑ 106↓ 241.6%
35K· 21.75 mi
10:48/mi
3:37:43
↑ 17↓ 861.7%
23M
12:14/mi
3:53:02
↑ 23↓ 630.6%
24M
11:01/mi
4:04:03
↓ 821.3%
40K· 24.85 mi
12:18/mi
4:14:34
↓ 200.3%
25.2M
12:17/mi
4:18:48
↑ 13↓ 160.2%
Finish· 26.22 mi
10:36/mi
4:29:36
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:05:56
Pace9:36 /mi
2nd Half
Distance13.11 mi
Time2:23:40
Pace10:58 /mi
📊Positive Split: 14.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:47:2631:5010:1531:50
10:15
-
10K
6.21 mi12:16:471:01:119:5129:21
9:27
-0:48
15K
9.32 mi12:45:401:30:049:4028:53
9:18
-0:09
20K
12.43 mi13:15:111:59:359:3729:31
9:30
+0:12
Half
13.11 mi13:21:322:05:569:366:21
9:18
-0:12
25K
15.53 mi13:45:192:29:439:3823:47
9:49
+0:31
30K
18.64 mi14:18:433:03:079:4933:24
10:45
+0:56
20M
20.00 mi14:33:123:17:369:5314:29
10:39
-0:06
21M
21.00 mi14:45:143:29:389:5912:02
12:02
+1:23
35K
21.75 mi14:53:193:37:4310:018:05
10:48
-1:14
23M
23.00 mi15:08:383:53:0210:0815:19
12:14
+1:26
24M
24.00 mi15:19:394:04:0310:1011:01
11:01
-1:13
40K
24.85 mi15:30:104:14:3410:1510:31
12:18
+1:17
25.2M
25.20 mi15:34:244:18:4810:164:14
12:17
-0:01
Finish
26.22 mi15:45:124:29:3610:1710:48
10:36
-1:41

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

9:18 /mi

Average Pace

10:17 /mi

Slowest Pace

12:18 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:57:53

44% of race

Time at Steady Pace

1:49:37

41% of race

Time at Slower Pace

42:06

16% of race

Average Pace: 10:17 /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 mi11:47:2631:5010:1531:50
10:15
#26180
10K
6.21 mi12:16:471:01:119:5129:21
9:27
#25067
15K
9.32 mi12:45:401:30:049:4028:53
9:18
#24473
20K
12.43 mi13:15:111:59:359:3729:31
9:30
#24087
Half
13.11 mi13:21:322:05:569:366:21
9:18
#24025
25K
15.53 mi13:45:192:29:439:3823:47
9:49
#23801
30K
18.64 mi14:18:433:03:079:4933:24
10:45
#23736
20M
20.00 mi14:33:123:17:369:5314:29
10:39
#23667
21M
21.00 mi14:45:143:29:389:5912:02
12:02
#23681
35K
21.75 mi14:53:193:37:4310:018:05
10:48
#23699
23M
23.00 mi15:08:383:53:0210:0815:19
12:14
#23829
24M
24.00 mi15:19:394:04:0310:1011:01
11:01
#23843
40K
24.85 mi15:30:104:14:3410:1510:31
12:18
#23933
25.2M
25.20 mi15:34:244:18:4810:164:14
12:17
#23937
Finish
26.22 mi15:45:124:29:3610:1710:48
10:36
#23973
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi26180152531525323206(Top 82%)13935(Top 87%)13935(Top 584%)
10K6.21 mi3.10 mi25067+111314740+51314740+51323967(Top 84%)14242(Top 88%)14242(Top 597%)
15K9.32 mi3.11 mi24473+59414466+27414466+27423206(Top 82%)13935(Top 87%)13935(Top 584%)
20K12.43 mi3.11 mi24087+38614288+17814288+17822902(Top 81%)13749(Top 85%)13749(Top 576%)
Half13.11 mi0.68 mi24025+6214254+3414254+3422975(Top 81%)13783(Top 86%)13783(Top 578%)
25K15.53 mi2.42 mi23801+22414154+10014154+10022787(Top 80%)13651(Top 85%)13651(Top 572%)
30K18.64 mi3.11 mi23736+6514085+6914085+6923495(Top 83%)13831(Top 86%)13831(Top 580%)
20M20.00 mi1.36 mi23667+6914026+5914026+5922851(Top 80%)13453(Top 84%)13453(Top 564%)
21M21.00 mi1.00 mi23681-1414020+614020+623650(Top 83%)13752(Top 85%)13752(Top 576%)
35K21.75 mi0.75 mi23699-1814025-514025-523821(Top 84%)13806(Top 86%)13806(Top 579%)
23M23.00 mi1.25 mi23829-13014061-3614061-3625447(Top 90%)14548(Top 90%)14548(Top 610%)
24M24.00 mi1.00 mi23843-1414054+714054+724015(Top 85%)13833(Top 86%)13833(Top 580%)
40K24.85 mi0.85 mi23933-9014089-3514089-3525375(Top 89%)14452(Top 90%)14452(Top 606%)
25.2M25.20 mi0.35 mi23937-414078+1114078+1123750(Top 84%)13643(Top 85%)13643(Top 572%)
Finish26.22 mi1.02 mi23973-3614085-714085-724497(Top 86%)14028(Top 87%)14028(Top 588%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 82%
×21story building
+97ft-345ft

Overall

23206

Males

13935

M45-49

13935

5K→10K

3.1 - 6.2 mi

Top 84%
×5story building
+79ft-138ft

Overall

23967

Males

14242

M45-49

14242

10K→15K

6.2 - 9.3 mi

Top 82%
×3story building
+67ft-78ft

Overall

23206

Males

13935

M45-49

13935

15K→20K

9.3 - 12.4 mi

Top 81%
×5story building
+106ft-86ft

Overall

22902

Males

13749

M45-49

13749

20K→Half

12.4 - 13.1 mi

Top 81%
×2story building
+19ft-37ft

Overall

22975

Males

13783

M45-49

13783

Half→25K

13.1 - 15.5 mi

Top 80%
×4story building
+66ft-88ft

Overall

22787

Males

13651

M45-49

13651

25K→30K

15.5 - 18.6 mi

Top 83%
×9story building
+181ft-148ft

Overall

23495

Males

13831

M45-49

13831

30K→20M

18.6 - 20.0 mi

Top 80%
×5story building
+64ft-50ft

Overall

22851

Males

13453

M45-49

13453

20M→21M

20.0 - 21.0 mi

Top 83%
×8story building
+106ft-24ft

Overall

23650

Males

13752

M45-49

13752

21M→35K

21.0 - 21.8 mi

Top 84%
×7story building
+17ft-86ft

Overall

23821

Males

13806

M45-49

13806

35K→23M

21.8 - 23.0 mi

Top 90%
×5story building
+23ft-63ft

Overall

25447

Males

14548

M45-49

14548

23M→24M

23.0 - 24.0 mi

Top 85%
×6story building
+12ft-82ft

Overall

24015

Males

13833

M45-49

13833

24M→40K

24.0 - 24.9 mi

Top 89%
×1story
+6ft-20ft

Overall

25375

Males

14452

M45-49

14452

40K→25.2M

24.9 - 25.2 mi

Top 84%
×1story
+13ft-16ft

Overall

23750

Males

13643

M45-49

13643

25.2M→Finish

25.2 - 26.2 mi

Top 86%
×2story building
+22ft-21ft

Overall

24497

Males

14028

M45-49

14028

Passing Analysis

Category:
Athletes Passed
2960
Passed By
753
Net Change
+2207
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#26180
5K → 10K11163+1113#26180#25067
10K → 15K5973+594#25067#24473
15K → 20K3948+386#24473#24087
20K → Half675+62#24087#24025
Half → 25K25026+224#24025#23801
25K → 30K187122+65#23801#23736
30K → 20M10839+69#23736#23667
20M → 21M6781-14#23667#23681
21M → 35K3755-18#23681#23699
35K → 23M39169-130#23699#23829
23M → 24M3246-14#23829#23843
24M → 40K19109-90#23843#23933
40K → 25.2M2024-4#23933#23937
25.2M → Finish2763-36#23937#23973
TOTALS2960753+2207
📊

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