Boston Marathon logo
BOSTON MARATHON 2023

Daniel Martin

Bib: 25485•M

MA

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 26622
Gender (Male)
#0 / 15176
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
32:40
Rank: #24745
Start → 5K
32:40 | 10:31/mi
10K· 6.21 mi
1:04:37
Rank: #24482 (+263)
5K → 10K
31:57 | 10:17/mi
15K· 9.32 mi
1:37:11
Rank: #24496 (-14)
10K → 15K
32:34 | 10:29/mi
20K· 12.43 mi
2:11:50
Rank: #24607 (-111)
15K → 20K
34:39 | 11:09/mi
Half· 13.11 mi
2:19:04
Rank: #24603 (+4)
20K → Half
7:14 | 10:36/mi
25K· 15.53 mi
2:48:03
Rank: #24727 (-124)
Half → 25K
28:59 | 11:57/mi
30K· 18.64 mi
3:28:58
Rank: #24987 (-260)
25K → 30K
40:55 | 13:10/mi
20M
3:46:26
Rank: #25001 (-14)
30K → 20M
17:28 | 12:51/mi
21M
4:00:42
Rank: #25050 (-49)
20M → 21M
14:16 | 14:16/mi
35K· 21.75 mi
4:10:14
Rank: #25071 (-21)
21M → 35K
9:32 | 12:45/mi
23M
4:27:02
Rank: #25114 (-43)
35K → 23M
16:48 | 13:25/mi
24M
4:39:59
Rank: #25151 (-37)
23M → 24M
12:57 | 12:57/mi
40K· 24.85 mi
4:52:35
Rank: #25206 (-55)
24M → 40K
12:36 | 14:44/mi
25.2M
4:57:39
Rank: #25222 (-16)
40K → 25.2M
5:04 | 14:42/mi
Finish· 26.22 mi
5:10:40
Rank: #25262 (-40)
25.2M → Finish
13:01 | 12:46/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
Time2:19:04
Pace10:36 /mi
2nd Half
Distance13.11 mi
Time2:51:36
Pace13:05 /mi
📊Positive Split: 23.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:52:3632:4010:3132:40
10:31
-
10K
6.21 mi12:24:331:04:3710:2431:57
10:17
-0:14
15K
9.32 mi12:57:071:37:1110:2632:34
10:29
+0:12
20K
12.43 mi13:31:462:11:5010:3634:39
11:09
+0:40
Half
13.11 mi13:39:002:19:0410:367:14
10:36
-0:33
25K
15.53 mi14:07:592:48:0310:4928:59
11:57
+1:21
30K
18.64 mi14:48:543:28:5811:1340:55
13:10
+1:13
20M
20.00 mi15:06:223:46:2611:1917:28
12:51
-0:19
21M
21.00 mi15:20:384:00:4211:2814:16
14:16
+1:25
35K
21.75 mi15:30:104:10:1411:309:32
12:45
-1:31
23M
23.00 mi15:46:584:27:0211:3716:48
13:25
+0:40
24M
24.00 mi15:59:554:39:5911:4012:57
12:57
-0:28
40K
24.85 mi16:12:314:52:3511:4612:36
14:44
+1:47
25.2M
25.20 mi16:17:354:57:3911:495:04
14:42
-0:02
Finish
26.22 mi16:30:365:10:4011:5113:01
12:46
-1:56

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

10:17 /mi

Average Pace

11:51 /mi

Slowest Pace

14:44 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:48:03

54% of race

Time at Steady Pace

1:50:41

36% of race

Time at Slower Pace

31:56

10% of race

Average Pace: 11:51 /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 mi11:52:3632:4010:3132:40
10:31
#24745
10K
6.21 mi12:24:331:04:3710:2431:57
10:17
#24482
15K
9.32 mi12:57:071:37:1110:2632:34
10:29
#24496
20K
12.43 mi13:31:462:11:5010:3634:39
11:09
#24607
Half
13.11 mi13:39:002:19:0410:367:14
10:36
#24603
25K
15.53 mi14:07:592:48:0310:4928:59
11:57
#24727
30K
18.64 mi14:48:543:28:5811:1340:55
13:10
#24987
20M
20.00 mi15:06:223:46:2611:1917:28
12:51
#25001
21M
21.00 mi15:20:384:00:4211:2814:16
14:16
#25050
35K
21.75 mi15:30:104:10:1411:309:32
12:45
#25071
23M
23.00 mi15:46:584:27:0211:3716:48
13:25
#25114
24M
24.00 mi15:59:554:39:5911:4012:57
12:57
#25151
40K
24.85 mi16:12:314:52:3511:4612:36
14:44
#25206
25.2M
25.20 mi16:17:354:57:3911:495:04
14:42
#25222
Finish
26.22 mi16:30:365:10:4011:5113:01
12:46
#25262
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi24745144261442624424(Top 92%)14268(Top 94%)14268(Top 270%)
10K6.21 mi3.10 mi24482+26314311+11514311+11524272(Top 91%)14209(Top 94%)14209(Top 269%)
15K9.32 mi3.11 mi24496-1414315-414315-424424(Top 92%)14268(Top 94%)14268(Top 270%)
20K12.43 mi3.11 mi24607-11114348-3314348-3324818(Top 93%)14421(Top 95%)14421(Top 273%)
Half13.11 mi0.68 mi24603+414346+214346+224376(Top 92%)14215(Top 94%)14215(Top 269%)
25K15.53 mi2.42 mi24727-12414392-4614392-4625120(Top 94%)14511(Top 96%)14511(Top 275%)
30K18.64 mi3.11 mi24987-26014485-9314485-9325556(Top 96%)14662(Top 97%)14662(Top 277%)
20M20.00 mi1.36 mi25001-1414480+514480+525054(Top 94%)14400(Top 95%)14400(Top 272%)
21M21.00 mi1.00 mi25050-4914496-1614496-1625261(Top 95%)14499(Top 96%)14499(Top 274%)
35K21.75 mi0.75 mi25071-2114493+314493+325368(Top 95%)14498(Top 96%)14498(Top 274%)
23M23.00 mi1.25 mi25114-4314505-1214505-1225452(Top 96%)14558(Top 96%)14558(Top 275%)
24M24.00 mi1.00 mi25151-3714515-1014515-1025433(Top 96%)14513(Top 96%)14513(Top 275%)
40K24.85 mi0.85 mi25206-5514541-2614541-2626046(Top 98%)14827(Top 98%)14827(Top 281%)
25.2M25.20 mi0.35 mi25222-1614546-514546-525514(Top 96%)14556(Top 96%)14556(Top 275%)
Finish26.22 mi1.02 mi25262-4014561-1514561-1525830(Top 97%)14721(Top 97%)14721(Top 279%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 92%
×21stories
+97ft-345ft

Overall

24424

Males

14268

M18-39

14268

5K→10K

3.1 - 6.2 mi

Top 91%
×5stories
+79ft-138ft

Overall

24272

Males

14209

M18-39

14209

10K→15K

6.2 - 9.3 mi

Top 92%
×3stories
+67ft-78ft

Overall

24424

Males

14268

M18-39

14268

15K→20K

9.3 - 12.4 mi

Top 93%
×5stories
+106ft-86ft

Overall

24818

Males

14421

M18-39

14421

20K→Half

12.4 - 13.1 mi

Top 92%
×2stories
+19ft-37ft

Overall

24376

Males

14215

M18-39

14215

Half→25K

13.1 - 15.5 mi

Top 94%
×4stories
+66ft-88ft

Overall

25120

Males

14511

M18-39

14511

25K→30K

15.5 - 18.6 mi

Top 96%
×9stories
+181ft-148ft

Overall

25556

Males

14662

M18-39

14662

30K→20M

18.6 - 20.0 mi

Top 94%
×5stories
+64ft-50ft

Overall

25054

Males

14400

M18-39

14400

20M→21M

20.0 - 21.0 mi

Top 95%
×8stories
+106ft-24ft

Overall

25261

Males

14499

M18-39

14499

21M→35K

21.0 - 21.8 mi

Top 95%
×7stories
+17ft-86ft

Overall

25368

Males

14498

M18-39

14498

35K→23M

21.8 - 23.0 mi

Top 96%
×5stories
+23ft-63ft

Overall

25452

Males

14558

M18-39

14558

23M→24M

23.0 - 24.0 mi

Top 96%
×6stories
+12ft-82ft

Overall

25433

Males

14513

M18-39

14513

24M→40K

24.0 - 24.9 mi

Top 98%
×1story
+6ft-20ft

Overall

26046

Males

14827

M18-39

14827

40K→25.2M

24.9 - 25.2 mi

Top 96%
×1story
+13ft-16ft

Overall

25514

Males

14556

M18-39

14556

25.2M→Finish

25.2 - 26.2 mi

Top 97%
×2stories
+22ft-21ft

Overall

25830

Males

14721

M18-39

14721

Passing Analysis

Category:
Athletes Passed
746
Passed By
1263
Net Change
-517
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#24745
5K → 10K35996+263#24745#24482
10K → 15K122136-14#24482#24496
15K → 20K63174-111#24496#24607
20K → Half2521+4#24607#24603
Half → 25K38162-124#24603#24727
25K → 30K23283-260#24727#24987
30K → 20M3852-14#24987#25001
20M → 21M1766-49#25001#25050
21M → 35K2041-21#25050#25071
35K → 23M1659-43#25071#25114
23M → 24M946-37#25114#25151
24M → 40K459-55#25151#25206
40K → 25.2M218-16#25206#25222
25.2M → Finish1050-40#25222#25262
TOTALS7461263-517
📊

Passing Visuals

Category:
Loading...

🔥Passing Intensity

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