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BOSTON MARATHON 2023

Zachary Capulong

Bib: 3863•M

MI

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 20%
Gender (Male)
#0 / 15176
Top 32%
Division (M18-39)
#0 / 5285
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:50
Rank: #6412
Start → 5K
21:50 | 7:02/mi
10K· 6.21 mi
43:33
Rank: #6543 (-131)
5K → 10K
21:43 | 6:59/mi
15K· 9.32 mi
1:05:07
Rank: #6410 (+133)
10K → 15K
21:34 | 6:56/mi
20K· 12.43 mi
1:26:50
Rank: #6275 (+135)
15K → 20K
21:43 | 6:59/mi
Half· 13.11 mi
1:31:29
Rank: #6235 (+40)
20K → Half
4:39 | 6:49/mi
25K· 15.53 mi
1:48:25
Rank: #6081 (+154)
Half → 25K
16:56 | 6:59/mi
30K· 18.64 mi
2:10:36
Rank: #5848 (+233)
25K → 30K
22:11 | 7:08/mi
20M
2:20:17
Rank: #5729 (+119)
30K → 20M
9:41 | 7:08/mi
21M
2:27:43
Rank: #5610 (+119)
20M → 21M
7:26 | 7:26/mi
35K· 21.75 mi
2:32:57
Rank: #5583 (+27)
21M → 35K
5:14 | 7:00/mi
23M
2:41:56
Rank: #5473 (+110)
35K → 23M
8:59 | 7:10/mi
24M
2:49:02
Rank: #5405 (+68)
23M → 24M
7:06 | 7:06/mi
40K· 24.85 mi
2:55:16
Rank: #5349 (+56)
24M → 40K
6:14 | 7:17/mi
25.2M
2:57:59
Rank: #5335 (+14)
40K → 25.2M
2:43 | 7:53/mi
Finish· 26.22 mi
3:05:24
Rank: #5338 (-3)
25.2M → Finish
7:25 | 7:17/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:31:29
Pace6:59 /mi
2nd Half
Distance13.11 mi
Time1:33:55
Pace7:10 /mi
📊Positive Split: 2.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:26:5521:507:0221:50
7:02
-
10K
6.21 mi10:48:3843:337:0121:43
6:59
-0:03
15K
9.32 mi11:10:121:05:076:5921:34
6:56
-0:03
20K
12.43 mi11:31:551:26:506:5921:43
6:59
+0:03
Half
13.11 mi11:36:341:31:296:594:39
6:49
-0:10
25K
15.53 mi11:53:301:48:256:5916:56
6:59
+0:10
30K
18.64 mi12:15:412:10:367:0022:11
7:08
+0:09
20M
20.00 mi12:25:222:20:177:019:41
7:08
0:00
21M
21.00 mi12:32:482:27:437:027:26
7:26
+0:18
35K
21.75 mi12:38:022:32:577:025:14
7:00
-0:26
23M
23.00 mi12:47:012:41:567:028:59
7:10
+0:10
24M
24.00 mi12:54:072:49:027:037:06
7:06
-0:04
40K
24.85 mi13:00:212:55:167:036:14
7:17
+0:11
25.2M
25.20 mi13:03:042:57:597:042:43
7:53
+0:36
Finish
26.22 mi13:10:293:05:247:057:25
7:17
-0:36

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

6:49 /mi

Average Pace

7:05 /mi

Slowest Pace

7:53 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:02:41

99% of race

Time at Steady Pace

2:43

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:04 /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 mi10:26:5521:507:0221:50
7:02
#6412
10K
6.21 mi10:48:3843:337:0121:43
6:59
#6543
15K
9.32 mi11:10:121:05:076:5921:34
6:56
#6410
20K
12.43 mi11:31:551:26:506:5921:43
6:59
#6275
Half
13.11 mi11:36:341:31:296:594:39
6:49
#6235
25K
15.53 mi11:53:301:48:256:5916:56
6:59
#6081
30K
18.64 mi12:15:412:10:367:0022:11
7:08
#5848
20M
20.00 mi12:25:222:20:177:019:41
7:08
#5729
21M
21.00 mi12:32:482:27:437:027:26
7:26
#5610
35K
21.75 mi12:38:022:32:577:025:14
7:00
#5583
23M
23.00 mi12:47:012:41:567:028:59
7:10
#5473
24M
24.00 mi12:54:072:49:027:037:06
7:06
#5405
40K
24.85 mi13:00:212:55:167:036:14
7:17
#5349
25.2M
25.20 mi13:03:042:57:597:042:43
7:53
#5335
Finish
26.22 mi13:10:293:05:247:057:25
7:17
#5338
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi6412581858186200(Top 23%)5619(Top 37%)5619(Top 106%)
10K6.21 mi3.10 mi6543-1315902-845902-846743(Top 25%)6049(Top 40%)6049(Top 114%)
15K9.32 mi3.11 mi6410+1335794+1085794+1086200(Top 23%)5619(Top 37%)5619(Top 106%)
20K12.43 mi3.11 mi6275+1355687+1075687+1075912(Top 22%)5403(Top 36%)5403(Top 102%)
Half13.11 mi0.68 mi6235+405657+305657+305382(Top 20%)4965(Top 33%)4965(Top 94%)
25K15.53 mi2.42 mi6081+1545543+1145543+1145479(Top 21%)5044(Top 33%)5044(Top 95%)
30K18.64 mi3.11 mi5848+2335348+1955348+1955144(Top 19%)4716(Top 31%)4716(Top 89%)
20M20.00 mi1.36 mi5729+1195245+1035245+1034751(Top 18%)4341(Top 29%)4341(Top 82%)
21M21.00 mi1.00 mi5610+1195145+1005145+1004291(Top 16%)3931(Top 26%)3931(Top 74%)
35K21.75 mi0.75 mi5583+275122+235122+235304(Top 20%)4732(Top 31%)4732(Top 90%)
23M23.00 mi1.25 mi5473+1105013+1095013+1094676(Top 18%)4219(Top 28%)4219(Top 80%)
24M24.00 mi1.00 mi5405+684947+664947+665189(Top 19%)4562(Top 30%)4562(Top 86%)
40K24.85 mi0.85 mi5349+564889+584889+585370(Top 20%)4600(Top 30%)4600(Top 87%)
25.2M25.20 mi0.35 mi5335+144870+194870+195742(Top 22%)4762(Top 31%)4762(Top 90%)
Finish26.22 mi1.02 mi5338-34874-44874-46927(Top 26%)5510(Top 36%)5510(Top 104%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 23%
×21stories
+97ft-345ft

Overall

6200

Males

5619

M18-39

5619

5K→10K

3.1 - 6.2 mi

Top 25%
×5stories
+79ft-138ft

Overall

6743

Males

6049

M18-39

6049

10K→15K

6.2 - 9.3 mi

Top 23%
×3stories
+67ft-78ft

Overall

6200

Males

5619

M18-39

5619

15K→20K

9.3 - 12.4 mi

Top 22%
×5stories
+106ft-86ft

Overall

5912

Males

5403

M18-39

5403

20K→Half

12.4 - 13.1 mi

Top 20%
×2stories
+19ft-37ft

Overall

5382

Males

4965

M18-39

4965

Half→25K

13.1 - 15.5 mi

Top 21%
×4stories
+66ft-88ft

Overall

5479

Males

5044

M18-39

5044

25K→30K

15.5 - 18.6 mi

Top 19%
×9stories
+181ft-148ft

Overall

5144

Males

4716

M18-39

4716

30K→20M

18.6 - 20.0 mi

Top 18%
×5stories
+64ft-50ft

Overall

4751

Males

4341

M18-39

4341

20M→21M

20.0 - 21.0 mi

Top 16%
×8stories
+106ft-24ft

Overall

4291

Males

3931

M18-39

3931

21M→35K

21.0 - 21.8 mi

Top 20%
×7stories
+17ft-86ft

Overall

5304

Males

4732

M18-39

4732

35K→23M

21.8 - 23.0 mi

Top 18%
×5stories
+23ft-63ft

Overall

4676

Males

4219

M18-39

4219

23M→24M

23.0 - 24.0 mi

Top 19%
×6stories
+12ft-82ft

Overall

5189

Males

4562

M18-39

4562

24M→40K

24.0 - 24.9 mi

Top 20%
×1story
+6ft-20ft

Overall

5370

Males

4600

M18-39

4600

40K→25.2M

24.9 - 25.2 mi

Top 22%
×1story
+13ft-16ft

Overall

5742

Males

4762

M18-39

4762

25.2M→Finish

25.2 - 26.2 mi

Top 26%
×2stories
+22ft-21ft

Overall

6927

Males

5510

M18-39

5510

Passing Analysis

Category:
Athletes Passed
1632
Passed By
558
Net Change
+1074
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#6412
5K → 10K133264-131#6412#6543
10K → 15K19562+133#6543#6410
15K → 20K17136+135#6410#6275
20K → Half444+40#6275#6235
Half → 25K17319+154#6235#6081
25K → 30K25421+233#6081#5848
30K → 20M13314+119#5848#5729
20M → 21M1256+119#5729#5610
21M → 35K4316+27#5610#5583
35K → 23M13020+110#5583#5473
23M → 24M8517+68#5473#5405
24M → 40K7317+56#5405#5349
40K → 25.2M2814+14#5349#5335
25.2M → Finish4548-3#5335#5338
TOTALS1632558+1074
📊

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