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BOSTON MARATHON 2023

Derek Cyr

Bib: 4079•M

NC

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 9%
Gender (Male)
#0 / 15176
Top 15%
Masters (Masters Men)
#0 / 9891
Top 5%
Division (M40-44)
#0 / 2241
Top 14%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:51
Rank: #3752
Start → 5K
20:51 | 6:43/mi
10K· 6.21 mi
41:01
Rank: #3165 (+587)
5K → 10K
20:10 | 6:29/mi
15K· 9.32 mi
1:01:19
Rank: #3033 (+132)
10K → 15K
20:18 | 6:32/mi
20K· 12.43 mi
1:21:33
Rank: #2813 (+220)
15K → 20K
20:14 | 6:31/mi
Half· 13.11 mi
1:25:54
Rank: #2762 (+51)
20K → Half
4:21 | 6:23/mi
25K· 15.53 mi
1:41:45
Rank: #2679 (+83)
Half → 25K
15:51 | 6:32/mi
30K· 18.64 mi
2:02:27
Rank: #2569 (+110)
25K → 30K
20:42 | 6:40/mi
20M
2:11:35
Rank: #2537 (+32)
30K → 20M
9:08 | 6:43/mi
21M
2:18:34
Rank: #2475 (+62)
20M → 21M
6:59 | 6:59/mi
35K· 21.75 mi
2:23:25
Rank: #2451 (+24)
21M → 35K
4:51 | 6:29/mi
23M
2:31:45
Rank: #2396 (+55)
35K → 23M
8:20 | 6:39/mi
24M
2:38:17
Rank: #2364 (+32)
23M → 24M
6:32 | 6:32/mi
40K· 24.85 mi
2:44:05
Rank: #2347 (+17)
24M → 40K
5:48 | 6:47/mi
25.2M
2:46:38
Rank: #2349 (-2)
40K → 25.2M
2:33 | 7:24/mi
Finish· 26.22 mi
2:53:35
Rank: #2387 (-38)
25.2M → Finish
6:57 | 6:49/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:25:54
Pace6:33 /mi
2nd Half
Distance13.11 mi
Time1:27:41
Pace6:41 /mi
📊Positive Split: 2.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:22:3520:516:4320:51
6:43
-
10K
6.21 mi10:42:4541:016:3620:10
6:29
-0:14
15K
9.32 mi11:03:031:01:196:3520:18
6:32
+0:03
20K
12.43 mi11:23:171:21:336:3420:14
6:31
-0:01
Half
13.11 mi11:27:381:25:546:334:21
6:23
-0:08
25K
15.53 mi11:43:291:41:456:3315:51
6:32
+0:09
30K
18.64 mi12:04:112:02:276:3420:42
6:40
+0:08
20M
20.00 mi12:13:192:11:356:359:08
6:43
+0:03
21M
21.00 mi12:20:182:18:346:366:59
6:59
+0:16
35K
21.75 mi12:25:092:23:256:364:51
6:29
-0:30
23M
23.00 mi12:33:292:31:456:368:20
6:39
+0:10
24M
24.00 mi12:40:012:38:176:366:32
6:32
-0:07
40K
24.85 mi12:45:492:44:056:365:48
6:47
+0:15
25.2M
25.20 mi12:48:222:46:386:372:33
7:24
+0:37
Finish
26.22 mi12:55:192:53:356:386:57
6:49
-0:35

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

6:23 /mi

Average Pace

6:38 /mi

Slowest Pace

7:24 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:51:02

99% of race

Time at Steady Pace

2:33

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:37 /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 mi10:22:3520:516:4320:51
6:43
#3752
10K
6.21 mi10:42:4541:016:3620:10
6:29
#3165
15K
9.32 mi11:03:031:01:196:3520:18
6:32
#3033
20K
12.43 mi11:23:171:21:336:3420:14
6:31
#2813
Half
13.11 mi11:27:381:25:546:334:21
6:23
#2762
25K
15.53 mi11:43:291:41:456:3315:51
6:32
#2679
30K
18.64 mi12:04:112:02:276:3420:42
6:40
#2569
20M
20.00 mi12:13:192:11:356:359:08
6:43
#2537
21M
21.00 mi12:20:182:18:346:366:59
6:59
#2475
35K
21.75 mi12:25:092:23:256:364:51
6:29
#2451
23M
23.00 mi12:33:292:31:456:368:20
6:39
#2396
24M
24.00 mi12:40:012:38:176:366:32
6:32
#2364
40K
24.85 mi12:45:492:44:056:365:48
6:47
#2347
25.2M
25.20 mi12:48:222:46:386:372:33
7:24
#2349
Finish
26.22 mi12:55:192:53:356:386:57
6:49
#2387
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi3752352635262840(Top 11%)2714(Top 18%)2714(Top 121%)
10K6.21 mi3.10 mi3165+5873003+5233003+5232725(Top 10%)2606(Top 17%)2606(Top 116%)
15K9.32 mi3.11 mi3033+1322891+1122891+1122840(Top 11%)2714(Top 18%)2714(Top 121%)
20K12.43 mi3.11 mi2813+2202687+2042687+2042357(Top 9%)2259(Top 15%)2259(Top 101%)
Half13.11 mi0.68 mi2762+512641+462641+462128(Top 8%)2044(Top 13%)2044(Top 91%)
25K15.53 mi2.42 mi2679+832559+822559+822370(Top 9%)2270(Top 15%)2270(Top 101%)
30K18.64 mi3.11 mi2569+1102455+1042455+1042232(Top 8%)2128(Top 14%)2128(Top 95%)
20M20.00 mi1.36 mi2537+322426+292426+292374(Top 9%)2250(Top 15%)2250(Top 100%)
21M21.00 mi1.00 mi2475+622371+552371+552082(Top 8%)1968(Top 13%)1968(Top 88%)
35K21.75 mi0.75 mi2451+242347+242347+242326(Top 9%)2206(Top 15%)2206(Top 98%)
23M23.00 mi1.25 mi2396+552293+542293+541987(Top 7%)1882(Top 12%)1882(Top 84%)
24M24.00 mi1.00 mi2364+322263+302263+302227(Top 8%)2085(Top 14%)2085(Top 93%)
40K24.85 mi0.85 mi2347+172245+182245+182727(Top 10%)2513(Top 17%)2513(Top 112%)
25.2M25.20 mi0.35 mi2349-22248-32248-33326(Top 12%)3009(Top 20%)3009(Top 134%)
Finish26.22 mi1.02 mi2387-382279-312279-314156(Top 16%)3660(Top 24%)3660(Top 163%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 11%
×21stories
+97ft-345ft

Overall

2840

Males

2714

M40-44

2714

5K→10K

3.1 - 6.2 mi

Top 10%
×5stories
+79ft-138ft

Overall

2725

Males

2606

M40-44

2606

10K→15K

6.2 - 9.3 mi

Top 11%
×3stories
+67ft-78ft

Overall

2840

Males

2714

M40-44

2714

15K→20K

9.3 - 12.4 mi

Top 9%
×5stories
+106ft-86ft

Overall

2357

Males

2259

M40-44

2259

20K→Half

12.4 - 13.1 mi

Top 8%
×2stories
+19ft-37ft

Overall

2128

Males

2044

M40-44

2044

Half→25K

13.1 - 15.5 mi

Top 9%
×4stories
+66ft-88ft

Overall

2370

Males

2270

M40-44

2270

25K→30K

15.5 - 18.6 mi

Top 8%
×9stories
+181ft-148ft

Overall

2232

Males

2128

M40-44

2128

30K→20M

18.6 - 20.0 mi

Top 9%
×5stories
+64ft-50ft

Overall

2374

Males

2250

M40-44

2250

20M→21M

20.0 - 21.0 mi

Top 8%
×8stories
+106ft-24ft

Overall

2082

Males

1968

M40-44

1968

21M→35K

21.0 - 21.8 mi

Top 9%
×7stories
+17ft-86ft

Overall

2326

Males

2206

M40-44

2206

35K→23M

21.8 - 23.0 mi

Top 7%
×5stories
+23ft-63ft

Overall

1987

Males

1882

M40-44

1882

23M→24M

23.0 - 24.0 mi

Top 8%
×6stories
+12ft-82ft

Overall

2227

Males

2085

M40-44

2085

24M→40K

24.0 - 24.9 mi

Top 10%
×1story
+6ft-20ft

Overall

2727

Males

2513

M40-44

2513

40K→25.2M

24.9 - 25.2 mi

Top 12%
×1story
+13ft-16ft

Overall

3326

Males

3009

M40-44

3009

25.2M→Finish

25.2 - 26.2 mi

Top 16%
×2stories
+22ft-21ft

Overall

4156

Males

3660

M40-44

3660

Passing Analysis

Category:
Athletes Passed
1629
Passed By
264
Net Change
+1365
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3752
5K → 10K60720+587#3752#3165
10K → 15K17543+132#3165#3033
15K → 20K2299+220#3033#2813
20K → Half532+51#2813#2762
Half → 25K9613+83#2762#2679
25K → 30K13525+110#2679#2569
30K → 20M5624+32#2569#2537
20M → 21M7412+62#2537#2475
21M → 35K3612+24#2475#2451
35K → 23M6611+55#2451#2396
23M → 24M397+32#2396#2364
24M → 40K3518+17#2364#2347
40K → 25.2M1012-2#2347#2349
25.2M → Finish1856-38#2349#2387
TOTALS1629264+1365
📊

Passing Visuals

Category:
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🔥Passing Intensity

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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