Dave Martin

Bib: 16856M

CO

Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Top 44%
Gender (Male)
#0 / 16340
Masters (Masters Men)
#0 / 10617
Top 46%
Age Group (M60-64)
#0 / 1514
Top 10%
Race Day Weather
51°/41°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
24:09
3.11 mi
Rank: #15167
Start5K
24:09 | 7:47/mi
10K
47:46
6.21 mi
Rank: #14491 (+676)
5K10K
23:37 | 7:37/mi
15K
1:11:22
9.32 mi
Rank: #14150 (+341)
10K15K
23:36 | 7:36/mi
20K
1:35:19
12.43 mi
Rank: #14036 (+114)
15K20K
23:57 | 7:43/mi
HALF
1:40:27
13.11 mi
Rank: #13979 (+57)
20KHALF
5:08 | 7:32/mi
25K
1:59:07
15.53 mi
Rank: #13798 (+181)
HALF25K
18:40 | 7:42/mi
30K
2:23:34
18.64 mi
Rank: #13538 (+260)
25K30K
24:27 | 7:53/mi
20M
2:34:13
20.00 mi
Rank: #13371 (+167)
30K20M
10:39 | 7:51/mi
21M
2:42:17
21.00 mi
Rank: #13173 (+198)
20M21M
8:04 | 8:04/mi
35K
2:48:01
21.75 mi
Rank: #13117 (+56)
21M35K
5:44 | 7:40/mi
23M
2:57:54
23.00 mi
Rank: #13030 (+87)
35K23M
9:53 | 7:54/mi
24M
3:05:37
24.00 mi
Rank: #12951 (+79)
23M24M
7:43 | 7:43/mi
40K
3:12:21
24.85 mi
Rank: #12872 (+79)
24M40K
6:44 | 7:53/mi
25.2M
3:15:15
25.20 mi
Rank: #12832 (+40)
40K25.2M
2:54 | 8:25/mi
FINISH
3:22:51
26.22 mi
Rank: #12709 (+123)
25.2MFINISH
7:36 | 7:28/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:40:27
Pace7:40 /mi
2nd Half
Distance13.11 mi
Time1:42:24
Pace7:49 /mi
📊Positive Split: 1.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:05:4324:097:4724:09
7:47
-
10K
6.21 mi11:29:2047:467:4223:37
7:37
-0:10
15K
9.32 mi11:52:561:11:227:4023:36
7:36
-0:01
20K
12.43 mi12:16:531:35:197:4123:57
7:43
+0:07
HALF
13.11 mi12:22:011:40:277:405:08
7:32
-0:11
25K
15.53 mi12:40:411:59:077:4118:40
7:42
+0:10
30K
18.64 mi13:05:082:23:347:4324:27
7:53
+0:11
20M
20.00 mi13:15:472:34:137:4310:39
7:51
-0:02
21M
21.00 mi13:23:512:42:177:448:04
8:04
+0:13
35K
21.75 mi13:29:352:48:017:445:44
7:40
-0:24
23M
23.00 mi13:39:282:57:547:459:53
7:54
+0:14
24M
24.00 mi13:47:113:05:377:457:43
7:43
-0:11
40K
24.85 mi13:53:553:12:217:456:44
7:53
+0:10
25.2M
25.20 mi13:56:493:15:157:452:54
8:25
+0:32
FINISH
26.22 mi14:04:253:22:517:457:36
7:28
-0:57

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

7:28 /mi

Average Pace

7:45 /mi

Slowest Pace

8:25 /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

3:19:57

99% of race

Time at Steady Pace

2:54

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:44 /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 mi11:05:4324:097:4724:09
7:47
#15167
10K
6.21 mi11:29:2047:467:4223:37
7:37
#14491
15K
9.32 mi11:52:561:11:227:4023:36
7:36
#14150
20K
12.43 mi12:16:531:35:197:4123:57
7:43
#14036
HALF
13.11 mi12:22:011:40:277:405:08
7:32
#13979
25K
15.53 mi12:40:411:59:077:4118:40
7:42
#13798
30K
18.64 mi13:05:082:23:347:4324:27
7:53
#13538
20M
20.00 mi13:15:472:34:137:4310:39
7:51
#13371
21M
21.00 mi13:23:512:42:177:448:04
8:04
#13173
35K
21.75 mi13:29:352:48:017:445:44
7:40
#13117
23M
23.00 mi13:39:282:57:547:459:53
7:54
#13030
24M
24.00 mi13:47:113:05:377:457:43
7:43
#12951
40K
24.85 mi13:53:553:12:217:456:44
7:53
#12872
25.2M
25.20 mi13:56:493:15:157:452:54
8:25
#12832
FINISH
26.22 mi14:04:253:22:517:457:36
7:28
#12709
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM60-64Seg. OverallSeg. MalesSeg. M60-64
5K3.11 mi3.11 mi15167103111031113619(Top 47%)9636(Top 59%)9636(Top 636%)
10K6.21 mi3.10 mi14491+67610044+26710044+26713866(Top 48%)9771(Top 60%)9771(Top 645%)
15K9.32 mi3.11 mi14150+3419876+1689876+16813619(Top 47%)9636(Top 59%)9636(Top 636%)
20K12.43 mi3.11 mi14036+1149814+629814+6213775(Top 47%)9633(Top 59%)9633(Top 636%)
HALF13.11 mi0.68 mi13979+579787+279787+2713212(Top 46%)9457(Top 58%)9457(Top 625%)
25K15.53 mi2.42 mi13798+1819693+949693+9413004(Top 45%)9220(Top 56%)9220(Top 609%)
30K18.64 mi3.11 mi13538+2609542+1519542+15112490(Top 43%)8874(Top 54%)8874(Top 586%)
20M20.00 mi1.36 mi13371+1679444+989444+9811635(Top 40%)8380(Top 51%)8380(Top 554%)
21M21.00 mi1.00 mi13173+1989333+1119333+11110345(Top 36%)7662(Top 47%)7662(Top 506%)
35K21.75 mi0.75 mi13117+569299+349299+3412039(Top 41%)8451(Top 52%)8451(Top 558%)
23M23.00 mi1.25 mi13030+879234+659234+6511735(Top 40%)8232(Top 50%)8232(Top 544%)
24M24.00 mi1.00 mi12951+799184+509184+5011642(Top 40%)8086(Top 49%)8086(Top 534%)
40K24.85 mi0.85 mi12872+799118+669118+6611584(Top 40%)7988(Top 49%)7988(Top 528%)
25.2M25.20 mi0.35 mi12832+409094+249094+2410989(Top 38%)7633(Top 47%)7633(Top 504%)
FINISH26.22 mi1.02 mi12709+1239008+869008+8611081(Top 38%)7656(Top 47%)7656(Top 506%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 47%
×21
+97ft-345ft

Overall

13619

Males

9636

M60-64

9636

5K→10K

3.1 - 6.2 mi

Top 48%
×5
+79ft-138ft

Overall

13866

Males

9771

M60-64

9771

10K→15K

6.2 - 9.3 mi

Top 47%
×3
+67ft-78ft

Overall

13619

Males

9636

M60-64

9636

15K→20K

9.3 - 12.4 mi

Top 47%
×5
+106ft-86ft

Overall

13775

Males

9633

M60-64

9633

20K→HALF

12.4 - 13.1 mi

Top 46%
×2
+19ft-37ft

Overall

13212

Males

9457

M60-64

9457

HALF→25K

13.1 - 15.5 mi

Top 45%
×4
+66ft-88ft

Overall

13004

Males

9220

M60-64

9220

25K→30K

15.5 - 18.6 mi

Top 43%
×9
+181ft-148ft

Overall

12490

Males

8874

M60-64

8874

30K→20M

18.6 - 20.0 mi

Top 40%
×5
+64ft-50ft

Overall

11635

Males

8380

M60-64

8380

20M→21M

20.0 - 21.0 mi

Top 36%
×8
+106ft-24ft

Overall

10345

Males

7662

M60-64

7662

21M→35K

21.0 - 21.8 mi

Top 41%
×7
+17ft-86ft

Overall

12039

Males

8451

M60-64

8451

35K→23M

21.8 - 23.0 mi

Top 40%
×5
+23ft-63ft

Overall

11735

Males

8232

M60-64

8232

23M→24M

23.0 - 24.0 mi

Top 40%
×6
+12ft-82ft

Overall

11642

Males

8086

M60-64

8086

24M→40K

24.0 - 24.9 mi

Top 40%
×1
+6ft-20ft

Overall

11584

Males

7988

M60-64

7988

40K→25.2M

24.9 - 25.2 mi

Top 38%
×1
+13ft-16ft

Overall

10989

Males

7633

M60-64

7633

25.2M→FINISH

25.2 - 26.2 mi

Top 38%
×2
+22ft-21ft

Overall

11081

Males

7656

M60-64

7656

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
3006
Passed By
548
Net Change
+2458
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#15167
5K10K76185+676#15167#14491
10K15K39958+341#14491#14150
15K20K217103+114#14150#14036
20KHALF7518+57#14036#13979
HALF25K22746+181#13979#13798
25K30K32060+260#13798#13538
30K20M18619+167#13538#13371
20M21M20911+198#13371#13173
21M35K7115+56#13173#13117
35K23M12437+87#13117#13030
23M24M11334+79#13030#12951
24M40K10425+79#12951#12872
40K25.2M5414+40#12872#12832
25.2MFINISH14623+123#12832#12709
TOTALS3006548+2458
📊

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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Qualifying & Age Grade

See how your performance stacks up against qualifying standards

OTQ

Olympic Trials Qualifying analysis available

Activity Data

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

.gpx files up to 10MB

Export & Support

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Export Track Data

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

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing