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BOSTON MARATHON 2025

Dugald Robertson

Bib: 15828•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 30%
Gender (Male)
#0 / 16105
Top 43%
Masters (Masters Men)
#0 / 10463
Top 31%
Division (M55-59)
#0 / 1648
Top 13%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
22:16
Rank: #9186
Start → 5K
7:10/mi
22:16 split
10K· 6.21 mi
45:00
Rank: #9811 (-625)
5K → 10K
7:19/mi
22:44 split
15K· 9.32 mi
1:07:28
Rank: #9640 (+171)
10K → 15K
7:14/mi
22:28 split
20K· 12.43 mi
1:30:03
Rank: #9385 (+255)
15K → 20K
7:16/mi
22:35 split
Half· 13.11 mi
1:34:57
Rank: #9362 (+23)
20K → Half
7:11/mi
4:54 split
25K· 15.53 mi
1:52:36
Rank: #9109 (+253)
Half → 25K
7:17/mi
17:39 split
30K· 18.64 mi
2:15:56
Rank: #8766 (+343)
25K → 30K
7:31/mi
23:20 split
20M
2:26:26
Rank: #8714 (+52)
30K → 20M
7:44/mi
10:30 split
21M
2:34:35
Rank: #8649 (+65)
20M → 21M
8:09/mi
8:09 split
35K· 21.75 mi
2:40:22
Rank: #8685 (-36)
21M → 35K
7:44/mi
5:47 split
23M
2:50:09
Rank: #8618 (+67)
35K → 23M
7:49/mi
9:47 split
24M
2:57:56
Rank: #8639 (-21)
23M → 24M
7:47/mi
7:47 split
40K· 24.85 mi
3:04:42
Rank: #8637 (+2)
24M → 40K
7:55/mi
6:46 split
25.2M
3:07:35
Rank: #8606 (+31)
40K → 25.2M
8:22/mi
2:53 split
Finish· 26.22 mi
3:14:57
Rank: #8538 (+68)
25.2M → Finish
7:14/mi
7:22 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:34:57
Pace7:15 /mi
2nd Half
Distance13.11 mi
Time1:40:00
Pace7:38 /mi
📊Positive Split: 5.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:54:2622:167:1022:16
7:10
-
10K
6.21 mi11:17:1045:007:1522:44
7:19
+0:09
15K
9.32 mi11:39:381:07:287:1422:28
7:14
-0:05
20K
12.43 mi12:02:131:30:037:1522:35
7:16
+0:02
Half
13.11 mi12:07:071:34:577:154:54
7:11
-0:05
25K
15.53 mi12:24:461:52:367:1517:39
7:17
+0:06
30K
18.64 mi12:48:062:15:567:1823:20
7:31
+0:14
20M
20.00 mi12:58:362:26:267:1910:30
7:44
+0:13
21M
21.00 mi13:06:452:34:357:228:09
8:09
+0:25
35K
21.75 mi13:12:322:40:227:225:47
7:44
-0:25
23M
23.00 mi13:22:192:50:097:249:47
7:49
+0:05
24M
24.00 mi13:30:062:57:567:257:47
7:47
-0:02
40K
24.85 mi13:36:523:04:427:266:46
7:55
+0:08
25.2M
25.20 mi13:39:453:07:357:272:53
8:22
+0:27
Finish
26.22 mi13:47:073:14:577:267:22
7:14
-1:08

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

7:10 /mi

Average Pace

7:26 /mi

Slowest Pace

8:22 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:57:09

91% of race

Time at Steady Pace

17:48

9% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:26 /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 mi10:54:2622:167:1022:16
7:10
#9186
10K
6.21 mi11:17:1045:007:1522:44
7:19
#9811
15K
9.32 mi11:39:381:07:287:1422:28
7:14
#9640
20K
12.43 mi12:02:131:30:037:1522:35
7:16
#9385
Half
13.11 mi12:07:071:34:577:154:54
7:11
#9362
25K
15.53 mi12:24:461:52:367:1517:39
7:17
#9109
30K
18.64 mi12:48:062:15:567:1823:20
7:31
#8766
20M
20.00 mi12:58:362:26:267:1910:30
7:44
#8714
21M
21.00 mi13:06:452:34:357:228:09
8:09
#8649
35K
21.75 mi13:12:322:40:227:225:47
7:44
#8685
23M
23.00 mi13:22:192:50:097:249:47
7:49
#8618
24M
24.00 mi13:30:062:57:567:257:47
7:47
#8639
40K
24.85 mi13:36:523:04:427:266:46
7:55
#8637
25.2M
25.20 mi13:39:453:07:357:272:53
8:22
#8606
Finish
26.22 mi13:47:073:14:577:267:22
7:14
#8538
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi9186771777179372(Top 33%)7751(Top 48%)7751(Top 470%)
10K6.21 mi3.10 mi9811-6258071-3548071-35410473(Top 37%)8392(Top 52%)8392(Top 509%)
15K9.32 mi3.11 mi9640+1717947+1247947+1249372(Top 33%)7751(Top 48%)7751(Top 470%)
20K12.43 mi3.11 mi9385+2557767+1807767+1808771(Top 31%)7319(Top 45%)7319(Top 444%)
Half13.11 mi0.68 mi9362+237754+137754+138891(Top 31%)7413(Top 46%)7413(Top 450%)
25K15.53 mi2.42 mi9109+2537589+1657589+1658200(Top 29%)6882(Top 43%)6882(Top 418%)
30K18.64 mi3.11 mi8766+3437342+2477342+2477812(Top 28%)6479(Top 40%)6479(Top 393%)
20M20.00 mi1.36 mi8714+527266+767266+768521(Top 30%)6739(Top 42%)6739(Top 409%)
21M21.00 mi1.00 mi8649+657194+727194+728248(Top 29%)6399(Top 40%)6399(Top 388%)
35K21.75 mi0.75 mi8685-367200-67200-610239(Top 36%)7473(Top 46%)7473(Top 453%)
23M23.00 mi1.25 mi8618+677118+827118+828667(Top 31%)6533(Top 41%)6533(Top 396%)
24M24.00 mi1.00 mi8639-217096+227096+229660(Top 34%)6992(Top 43%)6992(Top 424%)
40K24.85 mi0.85 mi8637+27050+467050+469528(Top 34%)6802(Top 42%)6802(Top 413%)
25.2M25.20 mi0.35 mi8606+317021+297021+297924(Top 28%)5865(Top 36%)5865(Top 356%)
Finish26.22 mi1.02 mi8538+686958+636958+637217(Top 25%)5464(Top 34%)5464(Top 332%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 33%
×21story building
+97ft-345ft

Overall

9372

Males

7751

M55-59

7751

5K→10K

3.1 - 6.2 mi

Top 37%
×5story building
+79ft-138ft

Overall

10473

Males

8392

M55-59

8392

10K→15K

6.2 - 9.3 mi

Top 33%
×3story building
+67ft-78ft

Overall

9372

Males

7751

M55-59

7751

15K→20K

9.3 - 12.4 mi

Top 31%
×5story building
+106ft-86ft

Overall

8771

Males

7319

M55-59

7319

20K→Half

12.4 - 13.1 mi

Top 31%
×2story building
+19ft-37ft

Overall

8891

Males

7413

M55-59

7413

Half→25K

13.1 - 15.5 mi

Top 29%
×4story building
+66ft-88ft

Overall

8200

Males

6882

M55-59

6882

25K→30K

15.5 - 18.6 mi

Top 28%
×9story building
+181ft-148ft

Overall

7812

Males

6479

M55-59

6479

30K→20M

18.6 - 20.0 mi

Top 30%
×5story building
+64ft-50ft

Overall

8521

Males

6739

M55-59

6739

20M→21M

20.0 - 21.0 mi

Top 29%
×8story building
+106ft-24ft

Overall

8248

Males

6399

M55-59

6399

21M→35K

21.0 - 21.8 mi

Top 36%
×7story building
+17ft-86ft

Overall

10239

Males

7473

M55-59

7473

35K→23M

21.8 - 23.0 mi

Top 31%
×5story building
+23ft-63ft

Overall

8667

Males

6533

M55-59

6533

23M→24M

23.0 - 24.0 mi

Top 34%
×6story building
+12ft-82ft

Overall

9660

Males

6992

M55-59

6992

24M→40K

24.0 - 24.9 mi

Top 34%
×1story
+6ft-20ft

Overall

9528

Males

6802

M55-59

6802

40K→25.2M

24.9 - 25.2 mi

Top 28%
×1story
+13ft-16ft

Overall

7924

Males

5865

M55-59

5865

25.2M→Finish

25.2 - 26.2 mi

Top 25%
×2story building
+22ft-21ft

Overall

7217

Males

5464

M55-59

5464

Passing Analysis

Category:
Athletes Passed
2126
Passed By
1477
Net Change
+648
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9186
5K → 10K64688-625#9186#9811
10K → 15K26291+171#9811#9640
15K → 20K30954+255#9640#9385
20K → Half3613+23#9385#9362
Half → 25K28835+253#9362#9109
25K → 30K40966+343#9109#8766
30K → 20M12068+52#8766#8714
20M → 21M12257+65#8714#8649
21M → 35K4783-36#8649#8685
35K → 23M14679+67#8685#8618
23M → 24M7495-21#8618#8639
24M → 40K8886+2#8639#8637
40K → 25.2M5120+31#8637#8606
25.2M → Finish11042+68#8606#8538
TOTALS21261477+648
📊

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