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Seamus Duncan

Bib: 6517•M

0:00

0:00

/ mi

Masters

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Overall

#0 / 29021

Top 20%

Gender (Male)

#0 / 16340

Top 32%

Masters (Masters Men)

#0 / 10617

Top 18%

Age Group (M40-44)

#0 / 2198

Top 44%

Race Day Weather

51°/41°F

overcast clouds

Race Timeline and Course Information

Your journey through the course with elevation, pacing, and checkpoint details

⏱️ Race Timeline

Watch your race unfold from start to finish

Start

0:00:00

Race begins

Start

0:00:00

Race begins

20:20

3.11 mi

Rank: #4565

Start → 5K

20:20 | 6:33/mi

20:20

3.11 mi

Rank: #4565

Start → 5K

20:20 | 6:33/mi

10K

40:57

6.21 mi

Rank: #4913 (-348)

5K → 10K

20:37 | 6:39/mi

10K

40:57

6.21 mi

Rank: #4913 (-348)

5K → 10K

20:37 | 6:39/mi

15K

1:01:37

9.32 mi

Rank: #5056

10K → 15K

20:40 | 6:40/mi

15K

1:01:37

9.32 mi

Rank: #5056

10K → 15K

20:40 | 6:40/mi

20K

1:22:26

12.43 mi

Rank: #5042

15K → 20K

20:49 | 6:43/mi

20K

1:22:26

12.43 mi

Rank: #5042

15K → 20K

20:49 | 6:43/mi

HALF

1:27:00

13.11 mi

Rank: #5077

20K → HALF

4:34 | 6:42/mi

HALF

1:27:00

13.11 mi

Rank: #5077

20K → HALF

4:34 | 6:42/mi

25K

1:43:29

15.53 mi

Rank: #5142

HALF → 25K

16:29 | 6:48/mi

25K

1:43:29

15.53 mi

Rank: #5142

HALF → 25K

16:29 | 6:48/mi

30K

2:05:06

18.64 mi

Rank: #5173

25K → 30K

21:37 | 6:58/mi

30K

2:05:06

18.64 mi

Rank: #5173

25K → 30K

21:37 | 6:58/mi

20M

2:14:56

20.00 mi

Rank: #5344

30K → 20M

9:50 | 7:15/mi

20M

2:14:56

20.00 mi

Rank: #5344

30K → 20M

9:50 | 7:15/mi

21M

2:22:30

21.00 mi

Rank: #5446

20M → 21M

7:34 | 7:34/mi

21M

2:22:30

21.00 mi

Rank: #5446

20M → 21M

7:34 | 7:34/mi

35K

2:27:41

21.75 mi

Rank: #5467

21M → 35K

5:11 | 6:56/mi

35K

2:27:41

21.75 mi

Rank: #5467

21M → 35K

5:11 | 6:56/mi

23M

2:36:52

23.00 mi

Rank: #5590

35K → 23M

9:11 | 7:21/mi

23M

2:36:52

23.00 mi

Rank: #5590

35K → 23M

9:11 | 7:21/mi

24M

2:44:12

24.00 mi

Rank: #5763

23M → 24M

7:20 | 7:20/mi

24M

2:44:12

24.00 mi

Rank: #5763

23M → 24M

7:20 | 7:20/mi

40K

2:50:28

24.85 mi

Rank: #5821

24M → 40K

6:16 | 7:20/mi

40K

2:50:28

24.85 mi

Rank: #5821

24M → 40K

6:16 | 7:20/mi

25.2M

2:53:11

25.20 mi

Rank: #5857

40K → 25.2M

2:43 | 7:53/mi

25.2M

2:53:11

25.20 mi

Rank: #5857

40K → 25.2M

2:43 | 7:53/mi

FINISH

3:00:07

26.22 mi

Rank: #5883

25.2M → FINISH

6:56 | 6:49/mi

FINISH

3:00:07

26.22 mi

Rank: #5883

25.2M → FINISH

6:56 | 6:49/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster

via HALF

Distance13.11 mi

Time1:27:00

Pace6:39 /mi

2nd Half

Spacer

Distance13.11 mi

Time1:33:07

Pace7:07 /mi

📊Positive Split: 7.0% slower second half

Checkpoint Splits

Checkpoint	Distance	Time of Day	Time	Avg Pace	Segment Time	Segment Pace	Diff
5K	3.11 mi	10:24:42	20:20	6:33	20:20	6:33	-
10K	6.21 mi	10:45:19	40:57	6:36	20:37	6:39	+0:06
15K	9.32 mi	11:05:59	1:01:37	6:37	20:40	6:40	+0:01
20K	12.43 mi	11:26:48	1:22:26	6:38	20:49	6:43	+0:03
HALF	13.11 mi	11:31:22	1:27:00	6:39	4:34	6:42	-0:01
25K	15.53 mi	11:47:51	1:43:29	6:40	16:29	6:48	+0:06
30K	18.64 mi	12:09:28	2:05:06	6:43	21:37	6:58	+0:10
20M	20.00 mi	12:19:18	2:14:56	6:45	9:50	7:15	+0:17
21M	21.00 mi	12:26:52	2:22:30	6:48	7:34	7:34	+0:19
35K	21.75 mi	12:32:03	2:27:41	6:48	5:11	6:56	-0:38
23M	23.00 mi	12:41:14	2:36:52	6:50	9:11	7:21	+0:25
24M	24.00 mi	12:48:34	2:44:12	6:51	7:20	7:20	-0:01
40K	24.85 mi	12:54:50	2:50:28	6:52	6:16	7:20	0:00
25.2M	25.20 mi	12:57:33	2:53:11	6:53	2:43	7:53	+0:33
FINISH	26.22 mi	13:04:29	3:00:07	6:53	6:56	6:49	-1:04

Checkpoint Splits Visualizations

Explore your race data through different visual perspectives. Scroll to discover each visualization.

📈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

6:33 /mi

Average Pace

6:52 /mi

Slowest Pace

7:53 /mi

Loading chart...

Fastest

Middle

Slowest

Average

📊Segments

Segment Time Comparison

Bar length shows time spent in each segment. Colors mark your faster to slower segments, relative to your own pace.

Time at Faster Pace

1:27:00

48% of race

Time at Steady Pace

50:13

28% of race

Time at Slower Pace

42:54

24% of race

Average Pace: 6:52 /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.

0mi6.6mi13.1mi19.7mi26.2mi

Pace:

Faster

Steady

Slower

Click or hover over segments to see details

✨Sparklines

Checkpoint Splits with Pace Trends

Enhanced split table showing pace trends through mini sparkline visualizations.

Overall Pace Trend

Checkpoint	Distance	Time of Day	Time	Avg Pace	Segment	Pace	Rank
5K	3.11 mi	10:24:42	20:20	6:33	20:20	6:33	#4565
10K	6.21 mi	10:45:19	40:57	6:36	20:37	6:39	#4913
15K	9.32 mi	11:05:59	1:01:37	6:37	20:40	6:40	#5056
20K	12.43 mi	11:26:48	1:22:26	6:38	20:49	6:43	#5042
HALF	13.11 mi	11:31:22	1:27:00	6:39	4:34	6:42	#5077
25K	15.53 mi	11:47:51	1:43:29	6:40	16:29	6:48	#5142
30K	18.64 mi	12:09:28	2:05:06	6:43	21:37	6:58	#5173
20M	20.00 mi	12:19:18	2:14:56	6:45	9:50	7:15	#5344
21M	21.00 mi	12:26:52	2:22:30	6:48	7:34	7:34	#5446
35K	21.75 mi	12:32:03	2:27:41	6:48	5:11	6:56	#5467
23M	23.00 mi	12:41:14	2:36:52	6:50	9:11	7:21	#5590
24M	24.00 mi	12:48:34	2:44:12	6:51	7:20	7:20	#5763
40K	24.85 mi	12:54:50	2:50:28	6:52	6:16	7:20	#5821
25.2M	25.20 mi	12:57:33	2:53:11	6:53	2:43	7:53	#5857
FINISH	26.22 mi	13:04:29	3:00:07	6:53	6:56	6:49	#5883

Faster pace

Steady pace

Slower pace

Rankings

Your position at each checkpoint and how you ranked in each segment

Checkpoint and Segment Rankings

Checkpoint	Distance	Seg. Dist	Overall	Males	M40-44	Seg. Overall	Seg. Males	Seg. M40-44
5K	3.11 mi	3.11 mi	4565	4294	4294	5373(Top 19%)	4974(Top 30%)	4974(Top 226%)
10K	6.21 mi	3.10 mi	4913-348	4595-301	4595-301	5345(Top 18%)	4947(Top 30%)	4947(Top 225%)
15K	9.32 mi	3.11 mi	5056-143	4714-119	4714-119	5373(Top 19%)	4974(Top 30%)	4974(Top 226%)
20K	12.43 mi	3.11 mi	5042+14	4700+14	4700+14	5196(Top 18%)	4799(Top 29%)	4799(Top 218%)
HALF	13.11 mi	0.68 mi	5077-35	4729-29	4729-29	6132(Top 21%)	5519(Top 34%)	5519(Top 251%)
25K	15.53 mi	2.42 mi	5142-65	4777-48	4777-48	5767(Top 20%)	5193(Top 32%)	5193(Top 236%)
30K	18.64 mi	3.11 mi	5173-31	4784-7	4784-7	5582(Top 19%)	4992(Top 31%)	4992(Top 227%)
20M	20.00 mi	1.36 mi	5344-171	4912-128	4912-128	7206(Top 25%)	6027(Top 37%)	6027(Top 274%)
21M	21.00 mi	1.00 mi	5446-102	4974-62	4974-62	6890(Top 24%)	5700(Top 35%)	5700(Top 259%)
35K	21.75 mi	0.75 mi	5467-21	4980-6	4980-6	6551(Top 23%)	5522(Top 34%)	5522(Top 251%)
23M	23.00 mi	1.25 mi	5590-123	5061-81	5061-81	7692(Top 27%)	6166(Top 38%)	6166(Top 281%)
24M	24.00 mi	1.00 mi	5763-173	5181-120	5181-120	8802(Top 30%)	6678(Top 41%)	6678(Top 304%)
40K	24.85 mi	0.85 mi	5821-58	5221-40	5221-40	7611(Top 26%)	5946(Top 36%)	5946(Top 271%)
25.2M	25.20 mi	0.35 mi	5857-36	5243-22	5243-22	7467(Top 26%)	5798(Top 35%)	5798(Top 264%)
FINISH	26.22 mi	1.02 mi	5883-26	5256-13	5256-13	6120(Top 21%)	4941(Top 30%)	4941(Top 225%)

4941

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

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Activity Data

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Results processed 3 months ago

Public Race Data

Enhanced athlete results built from publicly available data.

Race managed by

Boston Athletic Association

Race timed by

Mika Timing

Seamus Duncan

Race Timeline and Course Information

⏱️ Race Timeline

Race Animation with Course Map

Splits & Pacing

Half Splits

Checkpoint Splits

Checkpoint Splits Visualizations

📈Pace Line

Pace Progression

📊Segments

Segment Time Comparison

🎨Heatmap

Pace Heatmap

✨Sparklines

Checkpoint Splits with Pace Trends

Rankings

Checkpoint and Segment Rankings

Segment Performance Analysis

10K→15K

5K→10K

10K→15K

15K→20K

20K→HALF

HALF→25K

25K→30K

30K→20M

20M→21M

21M→35K

35K→23M

23M→24M

24M→40K

40K→25.2M

25.2M→FINISH

Passing

Passing Analysis

Activity Data

Export & Support

Export Track Data

Questions or issues regarding timing data?

Quick Links

All Results

Race Analytics

Course Information

Contact Time Management

Public Race Data