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BOSTON MARATHON 2023

Marcus D'Agrosa

Bib: 368•M

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 1%
Gender (Male)
#0 / 15176
Top 2%
Division (M18-39)
#0 / 5285
Top 6%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
17:03
Rank: #134
Start → 5K
17:03 | 5:29/mi
10K· 6.21 mi
34:14
Rank: #132 (+2)
5K → 10K
17:11 | 5:32/mi
15K· 9.32 mi
51:43
Rank: #158 (-26)
10K → 15K
17:29 | 5:38/mi
20K· 12.43 mi
1:09:30
Rank: #162 (-4)
15K → 20K
17:47 | 5:43/mi
Half· 13.11 mi
1:13:26
Rank: #166 (-4)
20K → Half
3:56 | 5:46/mi
25K· 15.53 mi
1:27:30
Rank: #173 (-7)
Half → 25K
14:04 | 5:48/mi
30K· 18.64 mi
1:45:52
Rank: #183 (-10)
25K → 30K
18:22 | 5:55/mi
20M
1:54:12
Rank: #188 (-5)
30K → 20M
8:20 | 6:08/mi
21M
2:00:52
Rank: #200 (-12)
20M → 21M
6:40 | 6:40/mi
35K· 21.75 mi
2:05:36
Rank: #231 (-31)
21M → 35K
4:44 | 6:20/mi
23M
2:13:42
Rank: #258 (-27)
35K → 23M
8:06 | 6:28/mi
24M
2:20:23
Rank: #282 (-24)
23M → 24M
6:41 | 6:41/mi
40K· 24.85 mi
2:26:30
Rank: #328 (-46)
24M → 40K
6:07 | 7:09/mi
25.2M
2:29:09
Rank: #342 (-14)
40K → 25.2M
2:39 | 7:41/mi
Finish· 26.22 mi
2:36:06
Rank: #391 (-49)
25.2M → Finish
6:57 | 6:49/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:13:26
Pace5:36 /mi
2nd Half
Distance13.11 mi
Time1:22:40
Pace6:18 /mi
📊Positive Split: 12.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:17:0517:035:2917:03
5:29
-
10K
6.21 mi10:34:1634:145:3117:11
5:32
+0:03
15K
9.32 mi10:51:4551:435:3317:29
5:38
+0:06
20K
12.43 mi11:09:321:09:305:3617:47
5:43
+0:05
Half
13.11 mi11:13:281:13:265:363:56
5:46
+0:03
25K
15.53 mi11:27:321:27:305:3814:04
5:48
+0:02
30K
18.64 mi11:45:541:45:525:4118:22
5:55
+0:07
20M
20.00 mi11:54:141:54:125:438:20
6:08
+0:13
21M
21.00 mi12:00:542:00:525:456:40
6:40
+0:32
35K
21.75 mi12:05:382:05:365:474:44
6:20
-0:20
23M
23.00 mi12:13:442:13:425:498:06
6:28
+0:08
24M
24.00 mi12:20:252:20:235:516:41
6:41
+0:13
40K
24.85 mi12:26:322:26:305:546:07
7:09
+0:28
25.2M
25.20 mi12:29:112:29:095:552:39
7:41
+0:32
Finish
26.22 mi12:36:082:36:065:576:57
6:49
-0:52

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

5:29 /mi

Average Pace

5:57 /mi

Slowest Pace

7:41 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:27:30

56% of race

Time at Steady Pace

31:26

20% of race

Time at Slower Pace

37:10

24% of race

Average Pace: 5:57 /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 mi10:17:0517:035:2917:03
5:29
#134
10K
6.21 mi10:34:1634:145:3117:11
5:32
#132
15K
9.32 mi10:51:4551:435:3317:29
5:38
#158
20K
12.43 mi11:09:321:09:305:3617:47
5:43
#162
Half
13.11 mi11:13:281:13:265:363:56
5:46
#166
25K
15.53 mi11:27:321:27:305:3814:04
5:48
#173
30K
18.64 mi11:45:541:45:525:4118:22
5:55
#183
20M
20.00 mi11:54:141:54:125:438:20
6:08
#188
21M
21.00 mi12:00:542:00:525:456:40
6:40
#200
35K
21.75 mi12:05:382:05:365:474:44
6:20
#231
23M
23.00 mi12:13:442:13:425:498:06
6:28
#258
24M
24.00 mi12:20:252:20:235:516:41
6:41
#282
40K
24.85 mi12:26:322:26:305:546:07
7:09
#328
25.2M
25.20 mi12:29:112:29:095:552:39
7:41
#342
Finish
26.22 mi12:36:082:36:065:576:57
6:49
#391
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi134134134168(Top 0.6%)142(Top 0.9%)142(Top 3%)
10K6.21 mi3.10 mi132+2132+2132+2169(Top 0.6%)142(Top 0.9%)142(Top 3%)
15K9.32 mi3.11 mi158-26136-4136-4168(Top 0.6%)142(Top 0.9%)142(Top 3%)
20K12.43 mi3.11 mi162-4138-2138-2218(Top 0.8%)193(Top 1%)193(Top 4%)
Half13.11 mi0.68 mi166-4142-4142-4356(Top 1%)327(Top 2%)327(Top 6%)
25K15.53 mi2.42 mi173-7149-7149-7281(Top 1%)253(Top 2%)253(Top 5%)
30K18.64 mi3.11 mi183-10160-11160-11272(Top 1%)248(Top 2%)248(Top 5%)
20M20.00 mi1.36 mi188-5165-5165-5526(Top 2%)492(Top 3%)492(Top 9%)
21M21.00 mi1.00 mi200-12177-12177-12993(Top 4%)945(Top 6%)945(Top 18%)
35K21.75 mi0.75 mi231-31206-29206-291631(Top 6%)1549(Top 10%)1549(Top 29%)
23M23.00 mi1.25 mi258-27232-26232-261308(Top 5%)1239(Top 8%)1239(Top 23%)
24M24.00 mi1.00 mi282-24254-22254-222974(Top 11%)2758(Top 18%)2758(Top 52%)
40K24.85 mi0.85 mi328-46298-44298-444598(Top 17%)4049(Top 27%)4049(Top 77%)
25.2M25.20 mi0.35 mi342-14310-12310-124680(Top 18%)4033(Top 27%)4033(Top 76%)
Finish26.22 mi1.02 mi391-49358-48358-484136(Top 16%)3640(Top 24%)3640(Top 69%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 0.6%
×21stories
+97ft-345ft

Overall

168

Males

142

M18-39

142

5K→10K

3.1 - 6.2 mi

Top 0.6%
×5stories
+79ft-138ft

Overall

169

Males

142

M18-39

142

10K→15K

6.2 - 9.3 mi

Top 0.6%
×3stories
+67ft-78ft

Overall

168

Males

142

M18-39

142

15K→20K

9.3 - 12.4 mi

Top 0.8%
×5stories
+106ft-86ft

Overall

218

Males

193

M18-39

193

20K→Half

12.4 - 13.1 mi

Top 1%
×2stories
+19ft-37ft

Overall

356

Males

327

M18-39

327

Half→25K

13.1 - 15.5 mi

Top 1%
×4stories
+66ft-88ft

Overall

281

Males

253

M18-39

253

25K→30K

15.5 - 18.6 mi

Top 1%
×9stories
+181ft-148ft

Overall

272

Males

248

M18-39

248

30K→20M

18.6 - 20.0 mi

Top 2%
×5stories
+64ft-50ft

Overall

526

Males

492

M18-39

492

20M→21M

20.0 - 21.0 mi

Top 4%
×8stories
+106ft-24ft

Overall

993

Males

945

M18-39

945

21M→35K

21.0 - 21.8 mi

Top 6%
×7stories
+17ft-86ft

Overall

1631

Males

1549

M18-39

1549

35K→23M

21.8 - 23.0 mi

Top 5%
×5stories
+23ft-63ft

Overall

1308

Males

1239

M18-39

1239

23M→24M

23.0 - 24.0 mi

Top 11%
×6stories
+12ft-82ft

Overall

2974

Males

2758

M18-39

2758

24M→40K

24.0 - 24.9 mi

Top 17%
×1story
+6ft-20ft

Overall

4598

Males

4049

M18-39

4049

40K→25.2M

24.9 - 25.2 mi

Top 18%
×1story
+13ft-16ft

Overall

4680

Males

4033

M18-39

4033

25.2M→Finish

25.2 - 26.2 mi

Top 16%
×2stories
+22ft-21ft

Overall

4136

Males

3640

M18-39

3640

Passing Analysis

Category:
Athletes Passed
26
Passed By
283
Net Change
-257
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#134
5K → 10K42+2#134#132
10K → 15K430-26#132#158
15K → 20K48-4#158#162
20K → Half04-4#162#166
Half → 25K29-7#166#173
25K → 30K414-10#173#183
30K → 20M16-5#183#188
20M → 21M113-12#188#200
21M → 35K031-31#200#231
35K → 23M027-27#231#258
23M → 24M125-24#258#282
24M → 40K248-46#282#328
40K → 25.2M014-14#328#342
25.2M → Finish352-49#342#391
TOTALS26283-257
📊

Passing Visuals

Category:

📈Position Graph

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🎨Heatmap Timeline

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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