Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing

Samuel Johnson

Bib: 1610 β€’M β€’Age: N/A

MS

Boston Marathon logo
0:00
0:00
/ mi
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Overall
#0 / 29021
Top 3%
Gender (Male)
#0 / 16340
Top 6%
Age Group (M18-39)
#0 / 5723
Top 14%
Race Day Weather
51Β°/41Β°F
overcast clouds

Race Timeline and Course Information

Your journey through the course with elevation, pacing, and checkpoint details

⏱️ Race Timeline

Watch your race unfold from start to finish

Start
0:00:00
Race begins
5K
19:06
3.11 mi
Rank: #1842
Start β†’ 5K
19:06 | 6:09/mi
10K
37:59
6.21 mi
Rank: #1752 (+90)
5K β†’ 10K
18:53 | 6:05/mi
15K
56:50
9.32 mi
Rank: #1711 (+41)
10K β†’ 15K
18:51 | 6:05/mi
20K
1:15:39
12.43 mi
Rank: #1636 (+75)
15K β†’ 20K
18:49 | 6:04/mi
HALF
1:19:45
13.11 mi
Rank: #1629 (+7)
20K β†’ HALF
4:06 | 6:01/mi
25K
1:34:26
15.53 mi
Rank: #1556 (+73)
HALF β†’ 25K
14:41 | 6:04/mi
30K
1:53:34
18.64 mi
Rank: #1434 (+122)
25K β†’ 30K
19:08 | 6:10/mi
20M
2:02:00
20.00 mi
Rank: #1398 (+36)
30K β†’ 20M
8:26 | 6:13/mi
21M
2:08:22
21.00 mi
Rank: #1355 (+43)
20M β†’ 21M
6:22 | 6:22/mi
35K
2:12:33
21.75 mi
Rank: #1289 (+66)
21M β†’ 35K
4:11 | 5:36/mi
23M
2:19:56
23.00 mi
Rank: #1188 (+101)
35K β†’ 23M
7:23 | 5:54/mi
24M
2:25:32
24.00 mi
Rank: #1111 (+77)
23M β†’ 24M
5:36 | 5:36/mi
40K
2:30:32
24.85 mi
Rank: #1062 (+49)
24M β†’ 40K
5:00 | 5:51/mi
25.2M
2:32:37
25.20 mi
Rank: #1024 (+38)
40K β†’ 25.2M
2:05 | 6:03/mi
FINISH
2:38:06
26.22 mi
Rank: #949 (+75)
25.2M β†’ FINISH
5:29 | 5:23/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st Half
via HALF
Distance13.11 mi
Time1:19:45
Pace6:06 /mi
2nd Halfβœ“ Faster
Distance13.11 mi
Time1:18:21
Pace5:59 /mi
πŸ“ŠNegative Split: 1.8% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:19:4719:066:0919:06
6:09
-
10K
6.21 mi10:38:4037:596:0718:53
6:05
-0:04
15K
9.32 mi10:57:3156:506:0618:51
6:05
0:00
20K
12.43 mi11:16:201:15:396:0618:49
6:04
-0:01
HALF
13.11 mi11:20:261:19:456:064:06
6:01
-0:03
25K
15.53 mi11:35:071:34:266:0514:41
6:04
+0:03
30K
18.64 mi11:54:151:53:346:0619:08
6:10
+0:06
20M
20.00 mi12:02:412:02:006:078:26
6:13
+0:03
21M
21.00 mi12:09:032:08:226:076:22
6:22
+0:09
35K
21.75 mi12:13:142:12:336:064:11
5:36
-0:46
23M
23.00 mi12:20:372:19:566:067:23
5:54
+0:18
24M
24.00 mi12:26:132:25:326:045:36
5:36
-0:18
40K
24.85 mi12:31:132:30:326:045:00
5:51
+0:15
25.2M
25.20 mi12:33:182:32:376:042:05
6:03
+0:12
FINISH
26.22 mi12:38:472:38:066:035:29
5:23
-0:40

Checkpoint Splits Visualizations

Explore your race data through different visual perspectives. Scroll to discover each visualization.

πŸ“ˆPace 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

5:23 /mi

Average Pace

6:02 /mi

Slowest Pace

6:22 /mi

Loading chart...
Fastest
Middle
Slowest
Average

πŸ“ŠSegments

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

27:39

17% of race

Time at Steady Pace

2:04:05

78% of race

Time at Slower Pace

6:22

4% of race

Average Pace: 6:02 /mi

Loading chart...
Faster pace (< avg)
Steady pace (β‰ˆ 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

Enhanced split table showing pace trends through mini sparkline visualizations.

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi10:19:4719:066:0919:06
6:09
#1842
10K
6.21 mi10:38:4037:596:0718:53
6:05
#1752
15K
9.32 mi10:57:3156:506:0618:51
6:05
#1711
20K
12.43 mi11:16:201:15:396:0618:49
6:04
#1636
HALF
13.11 mi11:20:261:19:456:064:06
6:01
#1629
25K
15.53 mi11:35:071:34:266:0514:41
6:04
#1556
30K
18.64 mi11:54:151:53:346:0619:08
6:10
#1434
20M
20.00 mi12:02:412:02:006:078:26
6:13
#1398
21M
21.00 mi12:09:032:08:226:076:22
6:22
#1355
35K
21.75 mi12:13:142:12:336:064:11
5:36
#1289
23M
23.00 mi12:20:372:19:566:067:23
5:54
#1188
24M
24.00 mi12:26:132:25:326:045:36
5:36
#1111
40K
24.85 mi12:31:132:30:326:045:00
5:51
#1062
25.2M
25.20 mi12:33:182:32:376:042:05
6:03
#1024
FINISH
26.22 mi12:38:472:38:066:035:29
5:23
#949
Faster pace
Steady pace
Slower pace

Rankings

Your position at each checkpoint and how you ranked in each segment

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi1842177517751665(Top 6%)1602(Top 10%)1602(Top 28%)
10K6.21 mi3.10 mi1752+901685+901685+901724(Top 6%)1660(Top 10%)1660(Top 29%)
15K9.32 mi3.11 mi1711+411649+361649+361665(Top 6%)1602(Top 10%)1602(Top 28%)
20K12.43 mi3.11 mi1636+751575+741575+741406(Top 5%)1358(Top 8%)1358(Top 24%)
HALF13.11 mi0.68 mi1629+71568+71568+71585(Top 5%)1529(Top 9%)1529(Top 27%)
25K15.53 mi2.42 mi1556+731497+711497+711294(Top 4%)1247(Top 8%)1247(Top 22%)
30K18.64 mi3.11 mi1434+1221381+1161381+1161148(Top 4%)1106(Top 7%)1106(Top 19%)
20M20.00 mi1.36 mi1398+361346+351346+351218(Top 4%)1171(Top 7%)1171(Top 20%)
21M21.00 mi1.00 mi1355+431306+401306+40922(Top 3%)886(Top 5%)886(Top 15%)
35K21.75 mi0.75 mi1289+661243+631243+63352(Top 1%)334(Top 2%)334(Top 6%)
23M23.00 mi1.25 mi1188+1011143+1001143+100502(Top 2%)478(Top 3%)478(Top 8%)
24M24.00 mi1.00 mi1111+771066+771066+77317(Top 1%)299(Top 2%)299(Top 5%)
40K24.85 mi0.85 mi1062+491018+481018+48497(Top 2%)474(Top 3%)474(Top 8%)
25.2M25.20 mi0.35 mi1024+38980+38980+38237(Top 0.8%)226(Top 1%)226(Top 4%)
FINISH26.22 mi1.02 mi949+75907+73907+73222(Top 0.8%)212(Top 1%)212(Top 4%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 6%
Γ—21
+97ft-345ft

Overall

1665

Males

1602

M18-39

1602

5K→10K

3.1 - 6.2 mi

Top 6%
Γ—5
+79ft-138ft

Overall

1724

Males

1660

M18-39

1660

10K→15K

6.2 - 9.3 mi

Top 6%
Γ—3
+67ft-78ft

Overall

1665

Males

1602

M18-39

1602

15K→20K

9.3 - 12.4 mi

Top 5%
Γ—5
+106ft-86ft

Overall

1406

Males

1358

M18-39

1358

20K→HALF

12.4 - 13.1 mi

Top 5%
Γ—2
+19ft-37ft

Overall

1585

Males

1529

M18-39

1529

HALF→25K

13.1 - 15.5 mi

Top 4%
Γ—4
+66ft-88ft

Overall

1294

Males

1247

M18-39

1247

25K→30K

15.5 - 18.6 mi

Top 4%
Γ—9
+181ft-148ft

Overall

1148

Males

1106

M18-39

1106

30K→20M

18.6 - 20.0 mi

Top 4%
Γ—5
+64ft-50ft

Overall

1218

Males

1171

M18-39

1171

20M→21M

20.0 - 21.0 mi

Top 3%
Γ—8
+106ft-24ft

Overall

922

Males

886

M18-39

886

21M→35K

21.0 - 21.8 mi

Top 1%
Γ—7
+17ft-86ft

Overall

352

Males

334

M18-39

334

35K→23M

21.8 - 23.0 mi

Top 2%
Γ—5
+23ft-63ft

Overall

502

Males

478

M18-39

478

23M→24M

23.0 - 24.0 mi

Top 1%
Γ—6
+12ft-82ft

Overall

317

Males

299

M18-39

299

24M→40K

24.0 - 24.9 mi

Top 2%
Γ—1
+6ft-20ft

Overall

497

Males

474

M18-39

474

40K→25.2M

24.9 - 25.2 mi

Top 0.8%
Γ—1
+13ft-16ft

Overall

237

Males

226

M18-39

226

25.2M→FINISH

25.2 - 26.2 mi

Top 0.8%
Γ—2
+22ft-21ft

Overall

222

Males

212

M18-39

212

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1027
Passed By
134
Net Change
+893
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start β†’ 5K----#1842
5K β†’ 10K13545+90#1842#1752
10K β†’ 15K7837+41#1752#1711
15K β†’ 20K8914+75#1711#1636
20K β†’ HALF125+7#1636#1629
HALF β†’ 25K796+73#1629#1556
25K β†’ 30K1308+122#1556#1434
30K β†’ 20M4711+36#1434#1398
20M β†’ 21M485+43#1398#1355
21M β†’ 35K660+66#1355#1289
35K β†’ 23M1010+101#1289#1188
23M β†’ 24M770+77#1188#1111
24M β†’ 40K512+49#1111#1062
40K β†’ 25.2M380+38#1062#1024
25.2M β†’ FINISH761+75#1024#949
TOTALS1027134+893
πŸ“Š

Passing Analysis Visualizations

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

Time:
Category:

πŸ“ˆPosition Graph

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🎨Heatmap Timeline

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πŸ”„Passing Circle

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🌊Position Flow

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πŸƒRace Lanes

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Qualifying & Age Grade

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OTQ

Olympic Trials Qualifying analysis available

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