Tobi Duncker

Bib: 3207•M

Masters

0:00

0:00

/ mi

Masters

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Overall

#0 / 28404

Top 14%

Gender (Male)

#0 / 16105

Top 23%

Masters (Masters Men)

#0 / 10463

Top 10%

Age Group (M50-54)

#0 / 1996

Top 5%

Race Day Weather

50°/40°F

broken clouds

⏱️ Race Timeline

Watch your race unfold from start to finish

Start

0:00:00

Race begins

Start

0:00:00

Race begins

5K· 3.11 mi

20:44

Rank: #5193

Start → 5K

20:44 | 6:40/mi

5K· 3.11 mi

20:44

Rank: #5193

Start → 5K

20:44 | 6:40/mi

10K· 6.21 mi

41:26

Rank: #5075 (+118)

5K → 10K

20:42 | 6:40/mi

10K· 6.21 mi

41:26

Rank: #5075 (+118)

5K → 10K

20:42 | 6:40/mi

15K· 9.32 mi

1:02:05

Rank: #4874 (+201)

10K → 15K

20:39 | 6:39/mi

15K· 9.32 mi

1:02:05

Rank: #4874 (+201)

10K → 15K

20:39 | 6:39/mi

20K· 12.43 mi

1:23:11

Rank: #4930 (-56)

15K → 20K

21:06 | 6:47/mi

20K· 12.43 mi

1:23:11

Rank: #4930 (-56)

15K → 20K

21:06 | 6:47/mi

Half· 13.11 mi

1:27:44

Rank: #4931 (-1)

20K → Half

4:33 | 6:40/mi

Half· 13.11 mi

1:27:44

Rank: #4931 (-1)

20K → Half

4:33 | 6:40/mi

25K· 15.53 mi

1:44:10

Rank: #4854 (+77)

Half → 25K

16:26 | 6:47/mi

25K· 15.53 mi

1:44:10

Rank: #4854 (+77)

Half → 25K

16:26 | 6:47/mi

30K· 18.64 mi

2:05:40

Rank: #4661 (+193)

25K → 30K

21:30 | 6:55/mi

30K· 18.64 mi

2:05:40

Rank: #4661 (+193)

25K → 30K

21:30 | 6:55/mi

20M

2:15:09

Rank: #4574 (+87)

30K → 20M

9:29 | 6:59/mi

20M

2:15:09

Rank: #4574 (+87)

30K → 20M

9:29 | 6:59/mi

21M

2:22:25

Rank: #4457 (+117)

20M → 21M

7:16 | 7:16/mi

21M

2:22:25

Rank: #4457 (+117)

20M → 21M

7:16 | 7:16/mi

35K· 21.75 mi

2:27:24

Rank: #4382 (+75)

21M → 35K

4:59 | 6:40/mi

35K· 21.75 mi

2:27:24

Rank: #4382 (+75)

21M → 35K

4:59 | 6:40/mi

23M

2:36:05

Rank: #4273 (+109)

35K → 23M

8:41 | 6:56/mi

23M

2:36:05

Rank: #4273 (+109)

35K → 23M

8:41 | 6:56/mi

24M

2:42:50

Rank: #4185 (+88)

23M → 24M

6:45 | 6:45/mi

24M

2:42:50

Rank: #4185 (+88)

23M → 24M

6:45 | 6:45/mi

40K· 24.85 mi

2:48:41

Rank: #4116 (+69)

24M → 40K

5:51 | 6:51/mi

40K· 24.85 mi

2:48:41

Rank: #4116 (+69)

24M → 40K

5:51 | 6:51/mi

25.2M

2:51:15

Rank: #4096 (+20)

40K → 25.2M

2:34 | 7:27/mi

25.2M

2:51:15

Rank: #4096 (+20)

40K → 25.2M

2:34 | 7:27/mi

Finish· 26.22 mi

2:58:05

Rank: #4060 (+36)

25.2M → Finish

6:50 | 6:42/mi

Finish· 26.22 mi

2:58:05

Rank: #4060 (+36)

25.2M → Finish

6:50 | 6:42/mi

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Half Splits

1st Half· via HalfFaster

Distance13.11 mi

Time1:27:44

Pace6:42 /mi

2nd Half

Distance13.11 mi

Time1:30:21

Pace6:54 /mi

📊Positive Split: 3.0% slower second half

Checkpoint Splits

Checkpoint	Distance	Time of Day	Time	Avg Pace	Segment Time	Segment Pace	Diff
5K	3.11 mi	10:21:43	20:44	6:40	20:44	6:40	-
10K	6.21 mi	10:42:25	41:26	6:40	20:42	6:40	0:00
15K	9.32 mi	11:03:04	1:02:05	6:40	20:39	6:39	-0:01
20K	12.43 mi	11:24:10	1:23:11	6:42	21:06	6:47	+0:08
Half	13.11 mi	11:28:43	1:27:44	6:42	4:33	6:40	-0:07
25K	15.53 mi	11:45:09	1:44:10	6:42	16:26	6:47	+0:07
30K	18.64 mi	12:06:39	2:05:40	6:44	21:30	6:55	+0:08
20M	20.00 mi	12:16:08	2:15:09	6:45	9:29	6:59	+0:04
21M	21.00 mi	12:23:24	2:22:25	6:47	7:16	7:16	+0:17
35K	21.75 mi	12:28:23	2:27:24	6:47	4:59	6:40	-0:36
23M	23.00 mi	12:37:04	2:36:05	6:47	8:41	6:56	+0:16
24M	24.00 mi	12:43:49	2:42:50	6:47	6:45	6:45	-0:11
40K	24.85 mi	12:49:40	2:48:41	6:47	5:51	6:51	+0:06
25.2M	25.20 mi	12:52:14	2:51:15	6:48	2:34	7:27	+0:36
Finish	26.22 mi	12:59:04	2:58:05	6:48	6:50	6:42	-0:45

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

6:39 /mi

Average Pace

6:48 /mi

Slowest Pace

7:27 /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

2:55:31

99% of race

Time at Steady Pace

2:34

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:48 /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	10:21:43	20:44	6:40	20:44	6:40	#5193
10K	6.21 mi	10:42:25	41:26	6:40	20:42	6:40	#5075
15K	9.32 mi	11:03:04	1:02:05	6:40	20:39	6:39	#4874
20K	12.43 mi	11:24:10	1:23:11	6:42	21:06	6:47	#4930
Half	13.11 mi	11:28:43	1:27:44	6:42	4:33	6:40	#4931
25K	15.53 mi	11:45:09	1:44:10	6:42	16:26	6:47	#4854
30K	18.64 mi	12:06:39	2:05:40	6:44	21:30	6:55	#4661
20M	20.00 mi	12:16:08	2:15:09	6:45	9:29	6:59	#4574
21M	21.00 mi	12:23:24	2:22:25	6:47	7:16	7:16	#4457
35K	21.75 mi	12:28:23	2:27:24	6:47	4:59	6:40	#4382
23M	23.00 mi	12:37:04	2:36:05	6:47	8:41	6:56	#4273
24M	24.00 mi	12:43:49	2:42:50	6:47	6:45	6:45	#4185
40K	24.85 mi	12:49:40	2:48:41	6:47	5:51	6:51	#4116
25.2M	25.20 mi	12:52:14	2:51:15	6:48	2:34	7:27	#4096
Finish	26.22 mi	12:59:04	2:58:05	6:48	6:50	6:42	#4060

Faster pace

Steady pace

Slower pace

Checkpoint and Segment Rankings

Checkpoint	Distance	Seg. Dist	Overall	Males	M50-54	Seg. Overall	Seg. Males	Seg. M50-54
5K	3.11 mi	3.11 mi	5193	4835	4835	4612(Top 16%)	4316(Top 27%)	4316(Top 216%)
10K	6.21 mi	3.10 mi	5075+118	4728+107	4728+107	4986(Top 18%)	4652(Top 29%)	4652(Top 233%)
15K	9.32 mi	3.11 mi	4874+201	4551+177	4551+177	4612(Top 16%)	4316(Top 27%)	4316(Top 216%)
20K	12.43 mi	3.11 mi	4930-56	4595-44	4595-44	5194(Top 18%)	4783(Top 30%)	4783(Top 240%)
Half	13.11 mi	0.68 mi	4931-1	4593+2	4593+2	4940(Top 17%)	4569(Top 28%)	4569(Top 229%)
25K	15.53 mi	2.42 mi	4854+77	4514+79	4514+79	4684(Top 16%)	4313(Top 27%)	4313(Top 216%)
30K	18.64 mi	3.11 mi	4661+193	4331+183	4331+183	4207(Top 15%)	3861(Top 24%)	3861(Top 193%)
20M	20.00 mi	1.36 mi	4574+87	4244+87	4244+87	3968(Top 14%)	3636(Top 23%)	3636(Top 182%)
21M	21.00 mi	1.00 mi	4457+117	4136+108	4136+108	3449(Top 12%)	3161(Top 20%)	3161(Top 158%)
35K	21.75 mi	0.75 mi	4382+75	4065+71	4065+71	3265(Top 11%)	2981(Top 19%)	2981(Top 149%)
23M	23.00 mi	1.25 mi	4273+109	3967+98	3967+98	3396(Top 12%)	3084(Top 19%)	3084(Top 155%)
24M	24.00 mi	1.00 mi	4185+88	3876+91	3876+91	3218(Top 11%)	2898(Top 18%)	2898(Top 145%)
40K	24.85 mi	0.85 mi	4116+69	3806+70	3806+70	3036(Top 11%)	2732(Top 17%)	2732(Top 137%)
25.2M	25.20 mi	0.35 mi	4096+20	3785+21	3785+21	3125(Top 11%)	2766(Top 17%)	2766(Top 139%)
Finish	26.22 mi	1.02 mi	4060+36	3750+35	3750+35	3886(Top 14%)	3351(Top 21%)	3351(Top 168%)

3351

Passing Analysis

Category:

Athletes Passed

1745

Passed By

612

Net Change

+1133

Segment	Athletes Passed	Passed By	Net Change	Start Rank	End Rank
Start → 5K	-	-	-	-	#5193
5K → 10K	236	118	+118	#5193	#5075
10K → 15K	241	40	+201	#5075	#4874
15K → 20K	109	165	-56	#4874	#4930
20K → Half	23	24	-1	#4930	#4931
Half → 25K	135	58	+77	#4931	#4854
25K → 30K	264	71	+193	#4854	#4661
30K → 20M	115	28	+87	#4661	#4574
20M → 21M	137	20	+117	#4574	#4457
21M → 35K	83	8	+75	#4457	#4382
35K → 23M	123	14	+109	#4382	#4273
23M → 24M	103	15	+88	#4273	#4185
24M → 40K	78	9	+69	#4185	#4116
40K → 25.2M	30	10	+20	#4116	#4096
25.2M → Finish	68	32	+36	#4096	#4060
TOTALS	1745	612	+1133

📊

Passing Analysis Visualizations

Explore your passing analysis through 5 different visualizations. Scroll to discover each one.

Time:

Category:

📈Position Graph

🎨Heatmap Timeline

🔄Passing Circle

🌊Position Flow

🏃Race Lanes

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Results processed 3 days ago

Public Race Data

Enhanced athlete results built from publicly available data.

Race managed by

Boston Athletic Association

Race timed by

Mika Timing

Tobi Duncker

⏱️ Race Timeline

Race Animation with Course Map

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Half Splits

Checkpoint Splits

Checkpoint Splits Visualizations

📈Pace Line

Pace Progression

📊Segments

Segment Time Comparison

🎨Heatmap

Pace Heatmap

✨Sparklines

Checkpoint Splits with Pace Trends

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