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BOSTON MARATHON 2023

Alan Groudle

Bib: 978•M

OH

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0:00
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Overall
#0 / 26622
Top 2%
Gender (Male)
#0 / 15176
Top 3%
Age Group (M18-39)
#0 / 5285
Top 7%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Watch your race unfold from start to finish

Start
0:00:00
Race begins
5K· 3.11 mi
18:01
Rank: #384
Start → 5K
18:01 | 5:48/mi
10K· 6.21 mi
36:18
Rank: #457 (-73)
5K → 10K
18:17 | 5:53/mi
15K· 9.32 mi
54:47
Rank: #503 (-46)
10K → 15K
18:29 | 5:57/mi
20K· 12.43 mi
1:13:19
Rank: #492 (+11)
15K → 20K
18:32 | 5:58/mi
Half· 13.11 mi
1:17:22
Rank: #502 (-10)
20K → Half
4:03 | 5:56/mi
25K· 15.53 mi
1:31:48
Rank: #496 (+6)
Half → 25K
14:26 | 5:57/mi
30K· 18.64 mi
1:50:35
Rank: #475 (+21)
25K → 30K
18:47 | 6:03/mi
20M
1:58:51
Rank: #464 (+11)
30K → 20M
8:16 | 6:05/mi
21M
2:05:14
Rank: #459 (+5)
20M → 21M
6:23 | 6:23/mi
35K· 21.75 mi
2:09:40
Rank: #455 (+4)
21M → 35K
4:26 | 5:56/mi
23M
2:17:21
Rank: #444 (+11)
35K → 23M
7:41 | 6:08/mi
24M
2:23:24
Rank: #451 (-7)
23M → 24M
6:03 | 6:03/mi
40K· 24.85 mi
2:28:36
Rank: #443 (+8)
24M → 40K
5:12 | 6:05/mi
25.2M
2:30:52
Rank: #436 (+7)
40K → 25.2M
2:16 | 6:34/mi
Finish· 26.22 mi
2:36:58
Rank: #430 (+6)
25.2M → Finish
6:06 | 5:59/mi
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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:17:22
Pace5:54 /mi
2nd Half
Distance13.11 mi
Time1:19:36
Pace6:04 /mi
📊Positive Split: 2.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:18:0418:015:4818:01
5:48
-
10K
6.21 mi10:36:2136:185:5118:17
5:53
+0:05
15K
9.32 mi10:54:5054:475:5318:29
5:57
+0:04
20K
12.43 mi11:13:221:13:195:5418:32
5:58
+0:01
Half
13.11 mi11:17:251:17:225:544:03
5:56
-0:02
25K
15.53 mi11:31:511:31:485:5514:26
5:57
+0:01
30K
18.64 mi11:50:381:50:355:5618:47
6:03
+0:06
20M
20.00 mi11:58:541:58:515:578:16
6:05
+0:02
21M
21.00 mi12:05:172:05:145:586:23
6:23
+0:18
35K
21.75 mi12:09:432:09:405:584:26
5:56
-0:27
23M
23.00 mi12:17:242:17:215:587:41
6:08
+0:12
24M
24.00 mi12:23:272:23:245:596:03
6:03
-0:05
40K
24.85 mi12:28:392:28:365:595:12
6:05
+0:02
25.2M
25.20 mi12:30:552:30:525:592:16
6:34
+0:29
Finish
26.22 mi12:37:012:36:585:596:06
5:59
-0:35

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

5:48 /mi

Average Pace

5:59 /mi

Slowest Pace

6:34 /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

2:28:19

94% of race

Time at Steady Pace

8:39

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 5:59 /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

Enhanced split table showing pace trends through mini sparkline visualizations.

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi10:18:0418:015:4818:01
5:48
#384
10K
6.21 mi10:36:2136:185:5118:17
5:53
#457
15K
9.32 mi10:54:5054:475:5318:29
5:57
#503
20K
12.43 mi11:13:221:13:195:5418:32
5:58
#492
Half
13.11 mi11:17:251:17:225:544:03
5:56
#502
25K
15.53 mi11:31:511:31:485:5514:26
5:57
#496
30K
18.64 mi11:50:381:50:355:5618:47
6:03
#475
20M
20.00 mi11:58:541:58:515:578:16
6:05
#464
21M
21.00 mi12:05:172:05:145:586:23
6:23
#459
35K
21.75 mi12:09:432:09:405:584:26
5:56
#455
23M
23.00 mi12:17:242:17:215:587:41
6:08
#444
24M
24.00 mi12:23:272:23:245:596:03
6:03
#451
40K
24.85 mi12:28:392:28:365:595:12
6:05
#443
25.2M
25.20 mi12:30:552:30:525:592:16
6:34
#436
Finish
26.22 mi12:37:012:36:585:596:06
5:59
#430
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi384349349599(Top 2%)556(Top 4%)556(Top 11%)
10K6.21 mi3.10 mi457-73422-73422-73558(Top 2%)515(Top 3%)515(Top 10%)
15K9.32 mi3.11 mi503-46462-40462-40599(Top 2%)556(Top 4%)556(Top 11%)
20K12.43 mi3.11 mi492+11453+9453+9512(Top 2%)472(Top 3%)472(Top 9%)
Half13.11 mi0.68 mi502-10463-10463-10597(Top 2%)559(Top 4%)559(Top 11%)
25K15.53 mi2.42 mi496+6456+7456+7475(Top 2%)439(Top 3%)439(Top 8%)
30K18.64 mi3.11 mi475+21437+19437+19430(Top 2%)398(Top 3%)398(Top 8%)
20M20.00 mi1.36 mi464+11429+8429+8453(Top 2%)419(Top 3%)419(Top 8%)
21M21.00 mi1.00 mi459+5424+5424+5457(Top 2%)424(Top 3%)424(Top 8%)
35K21.75 mi0.75 mi455+4420+4420+4543(Top 2%)505(Top 3%)505(Top 10%)
23M23.00 mi1.25 mi444+11408+12408+12510(Top 2%)479(Top 3%)479(Top 9%)
24M24.00 mi1.00 mi451-7415-7415-7635(Top 2%)600(Top 4%)600(Top 11%)
40K24.85 mi0.85 mi443+8408+7408+7449(Top 2%)422(Top 3%)422(Top 8%)
25.2M25.20 mi0.35 mi436+7401+7401+7597(Top 2%)564(Top 4%)564(Top 11%)
Finish26.22 mi1.02 mi430+6395+6395+6682(Top 3%)651(Top 4%)651(Top 12%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 2%
×21stories
+97ft-345ft

Overall

599

Males

556

M18-39

556

5K→10K

3.1 - 6.2 mi

Top 2%
×5stories
+79ft-138ft

Overall

558

Males

515

M18-39

515

10K→15K

6.2 - 9.3 mi

Top 2%
×3stories
+67ft-78ft

Overall

599

Males

556

M18-39

556

15K→20K

9.3 - 12.4 mi

Top 2%
×5stories
+106ft-86ft

Overall

512

Males

472

M18-39

472

20K→Half

12.4 - 13.1 mi

Top 2%
×2stories
+19ft-37ft

Overall

597

Males

559

M18-39

559

Half→25K

13.1 - 15.5 mi

Top 2%
×4stories
+66ft-88ft

Overall

475

Males

439

M18-39

439

25K→30K

15.5 - 18.6 mi

Top 2%
×9stories
+181ft-148ft

Overall

430

Males

398

M18-39

398

30K→20M

18.6 - 20.0 mi

Top 2%
×5stories
+64ft-50ft

Overall

453

Males

419

M18-39

419

20M→21M

20.0 - 21.0 mi

Top 2%
×8stories
+106ft-24ft

Overall

457

Males

424

M18-39

424

21M→35K

21.0 - 21.8 mi

Top 2%
×7stories
+17ft-86ft

Overall

543

Males

505

M18-39

505

35K→23M

21.8 - 23.0 mi

Top 2%
×5stories
+23ft-63ft

Overall

510

Males

479

M18-39

479

23M→24M

23.0 - 24.0 mi

Top 2%
×6stories
+12ft-82ft

Overall

635

Males

600

M18-39

600

24M→40K

24.0 - 24.9 mi

Top 2%
×1story
+6ft-20ft

Overall

449

Males

422

M18-39

422

40K→25.2M

24.9 - 25.2 mi

Top 2%
×1story
+13ft-16ft

Overall

597

Males

564

M18-39

564

25.2M→Finish

25.2 - 26.2 mi

Top 3%
×2stories
+22ft-21ft

Overall

682

Males

651

M18-39

651

Passing Analysis

Category:
Athletes Passed
153
Passed By
199
Net Change
-46
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#384
5K → 10K174-73#384#457
10K → 15K551-46#457#503
15K → 20K2413+11#503#492
20K → Half111-10#492#502
Half → 25K159+6#502#496
25K → 30K309+21#496#475
30K → 20M154+11#475#464
20M → 21M83+5#464#459
21M → 35K40+4#459#455
35K → 23M132+11#455#444
23M → 24M411-7#444#451
24M → 40K113+8#451#443
40K → 25.2M70+7#443#436
25.2M → Finish159+6#436#430
TOTALS153199-46
📊

Passing Analysis Visualizations

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

Time:
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