Claus Friis

Bib: 17537•M

Masters

0:00

0:00

/ mi

Masters

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Overall

#0 / 28404

Gender (Male)

#0 / 16105

Masters (Masters Men)

#0 / 10463

Age Group (M50-54)

#0 / 1996

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

25:12

Rank: #17417

Start → 5K

25:12 | 8:07/mi

5K· 3.11 mi

25:12

Rank: #17417

Start → 5K

25:12 | 8:07/mi

10K· 6.21 mi

50:11

Rank: #17071 (+346)

5K → 10K

24:59 | 8:02/mi

10K· 6.21 mi

50:11

Rank: #17071 (+346)

5K → 10K

24:59 | 8:02/mi

15K· 9.32 mi

1:14:50

Rank: #16540 (+531)

10K → 15K

24:39 | 7:56/mi

15K· 9.32 mi

1:14:50

Rank: #16540 (+531)

10K → 15K

24:39 | 7:56/mi

20K· 12.43 mi

1:39:25

Rank: #15919 (+621)

15K → 20K

24:35 | 7:55/mi

20K· 12.43 mi

1:39:25

Rank: #15919 (+621)

15K → 20K

24:35 | 7:55/mi

Half· 13.11 mi

1:44:50

Rank: #15890 (+29)

20K → Half

5:25 | 7:56/mi

Half· 13.11 mi

1:44:50

Rank: #15890 (+29)

20K → Half

5:25 | 7:56/mi

25K· 15.53 mi

2:04:16

Rank: #15534 (+356)

Half → 25K

19:26 | 8:01/mi

25K· 15.53 mi

2:04:16

Rank: #15534 (+356)

Half → 25K

19:26 | 8:01/mi

30K· 18.64 mi

2:30:16

Rank: #15223 (+311)

25K → 30K

26:00 | 8:22/mi

30K· 18.64 mi

2:30:16

Rank: #15223 (+311)

25K → 30K

26:00 | 8:22/mi

20M

2:41:46

Rank: #15047 (+176)

30K → 20M

11:30 | 8:28/mi

20M

2:41:46

Rank: #15047 (+176)

30K → 20M

11:30 | 8:28/mi

21M

2:50:48

Rank: #14901 (+146)

20M → 21M

9:02 | 9:02/mi

21M

2:50:48

Rank: #14901 (+146)

20M → 21M

9:02 | 9:02/mi

35K· 21.75 mi

2:56:51

Rank: #14793 (+108)

21M → 35K

6:03 | 8:05/mi

35K· 21.75 mi

2:56:51

Rank: #14793 (+108)

21M → 35K

6:03 | 8:05/mi

23M

3:07:34

Rank: #14700 (+93)

35K → 23M

10:43 | 8:34/mi

23M

3:07:34

Rank: #14700 (+93)

35K → 23M

10:43 | 8:34/mi

24M

3:16:15

Rank: #14726 (-26)

23M → 24M

8:41 | 8:41/mi

24M

3:16:15

Rank: #14726 (-26)

23M → 24M

8:41 | 8:41/mi

40K· 24.85 mi

3:23:48

Rank: #14738 (-12)

24M → 40K

7:33 | 8:50/mi

40K· 24.85 mi

3:23:48

Rank: #14738 (-12)

24M → 40K

7:33 | 8:50/mi

25.2M

3:27:11

Rank: #14758 (-20)

40K → 25.2M

3:23 | 9:49/mi

25.2M

3:27:11

Rank: #14758 (-20)

40K → 25.2M

3:23 | 9:49/mi

Finish· 26.22 mi

3:35:45

Rank: #14758

25.2M → Finish

8:34 | 8:24/mi

Finish· 26.22 mi

3:35:45

Rank: #14758

25.2M → Finish

8:34 | 8:24/mi

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Half Splits

1st Half· via HalfFaster

Distance13.11 mi

Time1:44:50

Pace8:00 /mi

2nd Half

Distance13.11 mi

Time1:50:55

Pace8:28 /mi

📊Positive Split: 5.8% slower second half

Checkpoint Splits

Checkpoint	Distance	Time of Day	Time	Avg Pace	Segment Time	Segment Pace	Diff
5K	3.11 mi	11:15:29	25:12	8:07	25:12	8:07	-
10K	6.21 mi	11:40:28	50:11	8:05	24:59	8:02	-0:05
15K	9.32 mi	12:05:07	1:14:50	8:02	24:39	7:56	-0:06
20K	12.43 mi	12:29:42	1:39:25	8:00	24:35	7:55	-0:01
Half	13.11 mi	12:35:07	1:44:50	8:00	5:25	7:56	+0:01
25K	15.53 mi	12:54:33	2:04:16	8:00	19:26	8:01	+0:05
30K	18.64 mi	13:20:33	2:30:16	8:04	26:00	8:22	+0:21
20M	20.00 mi	13:32:03	2:41:46	8:05	11:30	8:28	+0:06
21M	21.00 mi	13:41:05	2:50:48	8:08	9:02	9:02	+0:34
35K	21.75 mi	13:47:08	2:56:51	8:08	6:03	8:05	-0:57
23M	23.00 mi	13:57:51	3:07:34	8:09	10:43	8:34	+0:29
24M	24.00 mi	14:06:32	3:16:15	8:11	8:41	8:41	+0:07
40K	24.85 mi	14:14:05	3:23:48	8:12	7:33	8:50	+0:09
25.2M	25.20 mi	14:17:28	3:27:11	8:13	3:23	9:49	+0:59
Finish	26.22 mi	14:26:02	3:35:45	8:14	8:34	8:24	-1:25

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

7:55 /mi

Average Pace

8:14 /mi

Slowest Pace

9:49 /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

1:45:07

49% of race

Time at Steady Pace

1:21:59

38% of race

Time at Slower Pace

28:39

13% of race

Average Pace: 8:14 /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	11:15:29	25:12	8:07	25:12	8:07	#17417
10K	6.21 mi	11:40:28	50:11	8:05	24:59	8:02	#17071
15K	9.32 mi	12:05:07	1:14:50	8:02	24:39	7:56	#16540
20K	12.43 mi	12:29:42	1:39:25	8:00	24:35	7:55	#15919
Half	13.11 mi	12:35:07	1:44:50	8:00	5:25	7:56	#15890
25K	15.53 mi	12:54:33	2:04:16	8:00	19:26	8:01	#15534
30K	18.64 mi	13:20:33	2:30:16	8:04	26:00	8:22	#15223
20M	20.00 mi	13:32:03	2:41:46	8:05	11:30	8:28	#15047
21M	21.00 mi	13:41:05	2:50:48	8:08	9:02	9:02	#14901
35K	21.75 mi	13:47:08	2:56:51	8:08	6:03	8:05	#14793
23M	23.00 mi	13:57:51	3:07:34	8:09	10:43	8:34	#14700
24M	24.00 mi	14:06:32	3:16:15	8:11	8:41	8:41	#14726
40K	24.85 mi	14:14:05	3:23:48	8:12	7:33	8:50	#14738
25.2M	25.20 mi	14:17:28	3:27:11	8:13	3:23	9:49	#14758
Finish	26.22 mi	14:26:02	3:35:45	8:14	8:34	8:24	#14758

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	17417	11377	11377	15502(Top 55%)	10593(Top 66%)	10593(Top 531%)
10K	6.21 mi	3.10 mi	17071+346	11249+128	11249+128	16764(Top 59%)	11142(Top 69%)	11142(Top 558%)
15K	9.32 mi	3.11 mi	16540+531	11038+211	11038+211	15502(Top 55%)	10593(Top 66%)	10593(Top 531%)
20K	12.43 mi	3.11 mi	15919+621	10773+265	10773+265	14187(Top 50%)	9958(Top 62%)	9958(Top 499%)
Half	13.11 mi	0.68 mi	15890+29	10755+18	10755+18	15349(Top 54%)	10486(Top 65%)	10486(Top 525%)
25K	15.53 mi	2.42 mi	15534+356	10578+177	10578+177	14006(Top 49%)	9760(Top 61%)	9760(Top 489%)
30K	18.64 mi	3.11 mi	15223+311	10392+186	10392+186	13946(Top 49%)	9575(Top 59%)	9575(Top 480%)
20M	20.00 mi	1.36 mi	15047+176	10274+118	10274+118	13536(Top 48%)	9238(Top 57%)	9238(Top 463%)
21M	21.00 mi	1.00 mi	14901+146	10192+82	10192+82	13701(Top 48%)	9200(Top 57%)	9200(Top 461%)
35K	21.75 mi	0.75 mi	14793+108	10130+62	10130+62	12818(Top 45%)	8730(Top 54%)	8730(Top 437%)
23M	23.00 mi	1.25 mi	14700+93	10057+73	10057+73	13656(Top 48%)	8999(Top 56%)	8999(Top 451%)
24M	24.00 mi	1.00 mi	14726-26	10040+17	10040+17	15616(Top 55%)	9875(Top 61%)	9875(Top 495%)
40K	24.85 mi	0.85 mi	14738-12	10010+30	10010+30	15332(Top 54%)	9580(Top 59%)	9580(Top 480%)
25.2M	25.20 mi	0.35 mi	14758-20	10015-5	10015-5	16082(Top 57%)	9907(Top 62%)	9907(Top 496%)
Finish	26.22 mi	1.02 mi	14758	9983+32	9983+32	15591(Top 55%)	9745(Top 61%)	9745(Top 488%)

9745

Passing Analysis

Category:

Athletes Passed

3420

Passed By

761

Net Change

+2659

Segment	Athletes Passed	Passed By	Net Change	Start Rank	End Rank
Start → 5K	-	-	-	-	#17417
5K → 10K	493	147	+346	#17417	#17071
10K → 15K	555	24	+531	#17071	#16540
15K → 20K	635	14	+621	#16540	#15919
20K → Half	51	22	+29	#15919	#15890
Half → 25K	377	21	+356	#15890	#15534
25K → 30K	398	87	+311	#15534	#15223
30K → 20M	214	38	+176	#15223	#15047
20M → 21M	191	45	+146	#15047	#14901
21M → 35K	118	10	+108	#14901	#14793
35K → 23M	148	55	+93	#14793	#14700
23M → 24M	70	96	-26	#14700	#14726
24M → 40K	64	76	-12	#14726	#14738
40K → 25.2M	30	50	-20	#14738	#14758
25.2M → Finish	76	76	0	#14758	#14758
TOTALS	3420	761	+2659

📊

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

Claus Friis

⏱️ 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