Boston Marathon logo
BOSTON MARATHON 2023

Dan Lagoe

Bib: 3345•M

CA

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 26622
Top 10%
Gender (Male)
#0 / 15176
Top 17%
Division (M18-39)
#0 / 5285
Top 37%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:38
Rank: #3193
Start → 5K
20:38 | 6:38/mi
10K· 6.21 mi
40:54
Rank: #3027 (+166)
5K → 10K
20:16 | 6:31/mi
15K· 9.32 mi
1:01:00
Rank: #2797 (+230)
10K → 15K
20:06 | 6:28/mi
20K· 12.43 mi
1:21:30
Rank: #2796 (+1)
15K → 20K
20:30 | 6:36/mi
Half· 13.11 mi
1:25:58
Rank: #2798 (-2)
20K → Half
4:28 | 6:33/mi
25K· 15.53 mi
1:41:56
Rank: #2758 (+40)
Half → 25K
15:58 | 6:35/mi
30K· 18.64 mi
2:03:01
Rank: #2749 (+9)
25K → 30K
21:05 | 6:47/mi
20M
2:12:16
Rank: #2718 (+31)
30K → 20M
9:15 | 6:48/mi
21M
2:19:31
Rank: #2708 (+10)
20M → 21M
7:15 | 7:15/mi
35K· 21.75 mi
2:24:31
Rank: #2716 (-8)
21M → 35K
5:00 | 6:41/mi
23M
2:33:07
Rank: #2713 (+3)
35K → 23M
8:36 | 6:52/mi
24M
2:39:46
Rank: #2690 (+23)
23M → 24M
6:39 | 6:39/mi
40K· 24.85 mi
2:45:39
Rank: #2680 (+10)
24M → 40K
5:53 | 6:53/mi
25.2M
2:48:10
Rank: #2686 (-6)
40K → 25.2M
2:31 | 7:18/mi
Finish· 26.22 mi
2:54:51
Rank: #2666 (+20)
25.2M → Finish
6:41 | 6:34/mi

The Course

Is this your race?

Claim it — unlock a deeper AI report on this race, free

A personalized Race Performance Report that goes beyond this page — emailed to you, built from your real splits.

Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:25:58
Pace6:33 /mi
2nd Half
Distance13.11 mi
Time1:28:53
Pace6:47 /mi
📊Positive Split: 3.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:21:5520:386:3820:38
6:38
-
10K
6.21 mi10:42:1140:546:3520:16
6:31
-0:07
15K
9.32 mi11:02:171:01:006:3320:06
6:28
-0:03
20K
12.43 mi11:22:471:21:306:3320:30
6:36
+0:08
Half
13.11 mi11:27:151:25:586:334:28
6:33
-0:03
25K
15.53 mi11:43:131:41:566:3415:58
6:35
+0:02
30K
18.64 mi12:04:182:03:016:3621:05
6:47
+0:12
20M
20.00 mi12:13:332:12:166:379:15
6:48
+0:01
21M
21.00 mi12:20:482:19:316:397:15
7:15
+0:27
35K
21.75 mi12:25:482:24:316:395:00
6:41
-0:34
23M
23.00 mi12:34:242:33:076:398:36
6:52
+0:11
24M
24.00 mi12:41:032:39:466:396:39
6:39
-0:13
40K
24.85 mi12:46:562:45:396:405:53
6:53
+0:14
25.2M
25.20 mi12:49:272:48:106:402:31
7:18
+0:25
Finish
26.22 mi12:56:082:54:516:406:41
6:34
-0:44

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

6:28 /mi

Average Pace

6:40 /mi

Slowest Pace

7:18 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:45:05

94% of race

Time at Steady Pace

9:46

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:40 /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 mi10:21:5520:386:3820:38
6:38
#3193
10K
6.21 mi10:42:1140:546:3520:16
6:31
#3027
15K
9.32 mi11:02:171:01:006:3320:06
6:28
#2797
20K
12.43 mi11:22:471:21:306:3320:30
6:36
#2796
Half
13.11 mi11:27:151:25:586:334:28
6:33
#2798
25K
15.53 mi11:43:131:41:566:3415:58
6:35
#2758
30K
18.64 mi12:04:182:03:016:3621:05
6:47
#2749
20M
20.00 mi12:13:332:12:166:379:15
6:48
#2718
21M
21.00 mi12:20:482:19:316:397:15
7:15
#2708
35K
21.75 mi12:25:482:24:316:395:00
6:41
#2716
23M
23.00 mi12:34:242:33:076:398:36
6:52
#2713
24M
24.00 mi12:41:032:39:466:396:39
6:39
#2690
40K
24.85 mi12:46:562:45:396:405:53
6:53
#2680
25.2M
25.20 mi12:49:272:48:106:402:31
7:18
#2686
Finish
26.22 mi12:56:082:54:516:406:41
6:34
#2666
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi3193301530152469(Top 9%)2368(Top 16%)2368(Top 45%)
10K6.21 mi3.10 mi3027+1662882+1332882+1332948(Top 11%)2816(Top 19%)2816(Top 53%)
15K9.32 mi3.11 mi2797+2302669+2132669+2132469(Top 9%)2368(Top 16%)2368(Top 45%)
20K12.43 mi3.11 mi2796+12672-32672-32853(Top 11%)2721(Top 18%)2721(Top 51%)
Half13.11 mi0.68 mi2798-22677-52677-53154(Top 12%)3004(Top 20%)3004(Top 57%)
25K15.53 mi2.42 mi2758+402635+422635+422640(Top 10%)2527(Top 17%)2527(Top 48%)
30K18.64 mi3.11 mi2749+92628+72628+72907(Top 11%)2752(Top 18%)2752(Top 52%)
20M20.00 mi1.36 mi2718+312598+302598+302896(Top 11%)2722(Top 18%)2722(Top 52%)
21M21.00 mi1.00 mi2708+102587+112587+113397(Top 13%)3157(Top 21%)3157(Top 60%)
35K21.75 mi0.75 mi2716-82596-92596-93533(Top 13%)3268(Top 22%)3268(Top 62%)
23M23.00 mi1.25 mi2713+32592+42592+43086(Top 12%)2872(Top 19%)2872(Top 54%)
24M24.00 mi1.00 mi2690+232566+262566+262878(Top 11%)2670(Top 18%)2670(Top 51%)
40K24.85 mi0.85 mi2680+102558+82558+83275(Top 12%)2991(Top 20%)2991(Top 57%)
25.2M25.20 mi0.35 mi2686-62560-22560-23050(Top 11%)2775(Top 18%)2775(Top 53%)
Finish26.22 mi1.02 mi2666+202541+192541+192811(Top 11%)2550(Top 17%)2550(Top 48%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 9%
×21stories
+97ft-345ft

Overall

2469

Males

2368

M18-39

2368

5K→10K

3.1 - 6.2 mi

Top 11%
×5stories
+79ft-138ft

Overall

2948

Males

2816

M18-39

2816

10K→15K

6.2 - 9.3 mi

Top 9%
×3stories
+67ft-78ft

Overall

2469

Males

2368

M18-39

2368

15K→20K

9.3 - 12.4 mi

Top 11%
×5stories
+106ft-86ft

Overall

2853

Males

2721

M18-39

2721

20K→Half

12.4 - 13.1 mi

Top 12%
×2stories
+19ft-37ft

Overall

3154

Males

3004

M18-39

3004

Half→25K

13.1 - 15.5 mi

Top 10%
×4stories
+66ft-88ft

Overall

2640

Males

2527

M18-39

2527

25K→30K

15.5 - 18.6 mi

Top 11%
×9stories
+181ft-148ft

Overall

2907

Males

2752

M18-39

2752

30K→20M

18.6 - 20.0 mi

Top 11%
×5stories
+64ft-50ft

Overall

2896

Males

2722

M18-39

2722

20M→21M

20.0 - 21.0 mi

Top 13%
×8stories
+106ft-24ft

Overall

3397

Males

3157

M18-39

3157

21M→35K

21.0 - 21.8 mi

Top 13%
×7stories
+17ft-86ft

Overall

3533

Males

3268

M18-39

3268

35K→23M

21.8 - 23.0 mi

Top 12%
×5stories
+23ft-63ft

Overall

3086

Males

2872

M18-39

2872

23M→24M

23.0 - 24.0 mi

Top 11%
×6stories
+12ft-82ft

Overall

2878

Males

2670

M18-39

2670

24M→40K

24.0 - 24.9 mi

Top 12%
×1story
+6ft-20ft

Overall

3275

Males

2991

M18-39

2991

40K→25.2M

24.9 - 25.2 mi

Top 11%
×1story
+13ft-16ft

Overall

3050

Males

2775

M18-39

2775

25.2M→Finish

25.2 - 26.2 mi

Top 11%
×2stories
+22ft-21ft

Overall

2811

Males

2550

M18-39

2550

Passing Analysis

Category:
Athletes Passed
1062
Passed By
535
Net Change
+527
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3193
5K → 10K25791+166#3193#3027
10K → 15K25020+230#3027#2797
15K → 20K6867+1#2797#2796
20K → Half1214-2#2796#2798
Half → 25K7838+40#2798#2758
25K → 30K7768+9#2758#2749
30K → 20M4615+31#2749#2718
20M → 21M4636+10#2718#2708
21M → 35K2028-8#2708#2716
35K → 23M5653+3#2716#2713
23M → 24M5532+23#2713#2690
24M → 40K3929+10#2690#2680
40K → 25.2M1319-6#2680#2686
25.2M → Finish4525+20#2686#2666
TOTALS1062535+527
📊

Passing Visuals

Category:

📈Position Graph

Loading...

🎨Heatmap Timeline

Loading...

🔄Passing Circle

Loading...

🌊Position Flow

Loading...

🏃Race Lanes

Loading...

Upload your GPX file

Supports Garmin, Apple Watch, Polar, Suunto, COROS, Strava, and other apps

.gpx files up to 10MB

Export Track Data

Download your race performance as a GPX or TCX file to import into Strava, Garmin Connect, or other fitness apps.

Questions or issues regarding timing data?

If you notice any discrepancies in your timing data or have questions about your results, our support team can help.

Contact Race Support
Share Feedback

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing