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BOSTON MARATHON 2023

David Eckardt

Bib: 3301•M

IN

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 13%
Gender (Male)
#0 / 15176
Top 22%
Masters (Masters Men)
#0 / 9891
Top 10%
Division (M50-54)
#0 / 2052
Top 5%
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
20:53
Rank: #3861
Start → 5K
20:53 | 6:43/mi
10K· 6.21 mi
41:26
Rank: #3675 (+186)
5K → 10K
20:33 | 6:37/mi
15K· 9.32 mi
1:02:13
Rank: #3767 (-92)
10K → 15K
20:47 | 6:41/mi
20K· 12.43 mi
1:23:22
Rank: #3944 (-177)
15K → 20K
21:09 | 6:48/mi
Half· 13.11 mi
1:27:56
Rank: #3955 (-11)
20K → Half
4:34 | 6:42/mi
25K· 15.53 mi
1:44:22
Rank: #3944 (+11)
Half → 25K
16:26 | 6:47/mi
30K· 18.64 mi
2:05:57
Rank: #3910 (+34)
25K → 30K
21:35 | 6:57/mi
20M
2:15:20
Rank: #3841 (+69)
30K → 20M
9:23 | 6:54/mi
21M
2:22:38
Rank: #3787 (+54)
20M → 21M
7:18 | 7:18/mi
35K· 21.75 mi
2:27:39
Rank: #3777 (+10)
21M → 35K
5:01 | 6:42/mi
23M
2:36:21
Rank: #3727 (+50)
35K → 23M
8:42 | 6:57/mi
24M
2:43:02
Rank: #3656 (+71)
23M → 24M
6:41 | 6:41/mi
40K· 24.85 mi
2:48:56
Rank: #3618 (+38)
24M → 40K
5:54 | 6:54/mi
25.2M
2:51:31
Rank: #3624 (-6)
40K → 25.2M
2:35 | 7:29/mi
Finish· 26.22 mi
2:58:15
Rank: #3562 (+62)
25.2M → Finish
6:44 | 6:36/mi

Course Map & Elevation

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:27:56
Pace6:42 /mi
2nd Half
Distance13.11 mi
Time1:30:19
Pace6:53 /mi
📊Positive Split: 2.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:22:3020:536:4320:53
6:43
-
10K
6.21 mi10:43:0341:266:4020:33
6:37
-0:06
15K
9.32 mi11:03:501:02:136:4120:47
6:41
+0:04
20K
12.43 mi11:24:591:23:226:4221:09
6:48
+0:07
Half
13.11 mi11:29:331:27:566:424:34
6:42
-0:06
25K
15.53 mi11:45:591:44:226:4316:26
6:47
+0:05
30K
18.64 mi12:07:342:05:576:4521:35
6:57
+0:10
20M
20.00 mi12:16:572:15:206:469:23
6:54
-0:03
21M
21.00 mi12:24:152:22:386:487:18
7:18
+0:24
35K
21.75 mi12:29:162:27:396:475:01
6:42
-0:36
23M
23.00 mi12:37:582:36:216:488:42
6:57
+0:15
24M
24.00 mi12:44:392:43:026:486:41
6:41
-0:16
40K
24.85 mi12:50:332:48:566:485:54
6:54
+0:13
25.2M
25.20 mi12:53:082:51:316:482:35
7:29
+0:35
Finish
26.22 mi12:59:522:58:156:486:44
6:36
-0:53

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

6:36 /mi

Average Pace

6:48 /mi

Slowest Pace

7:29 /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

2:48:22

94% of race

Time at Steady Pace

9:53

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:48 /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 mi10:22:3020:536:4320:53
6:43
#3861
10K
6.21 mi10:43:0341:266:4020:33
6:37
#3675
15K
9.32 mi11:03:501:02:136:4120:47
6:41
#3767
20K
12.43 mi11:24:591:23:226:4221:09
6:48
#3944
Half
13.11 mi11:29:331:27:566:424:34
6:42
#3955
25K
15.53 mi11:45:591:44:226:4316:26
6:47
#3944
30K
18.64 mi12:07:342:05:576:4521:35
6:57
#3910
20M
20.00 mi12:16:572:15:206:469:23
6:54
#3841
21M
21.00 mi12:24:152:22:386:487:18
7:18
#3787
35K
21.75 mi12:29:162:27:396:475:01
6:42
#3777
23M
23.00 mi12:37:582:36:216:488:42
6:57
#3727
24M
24.00 mi12:44:392:43:026:486:41
6:41
#3656
40K
24.85 mi12:50:332:48:566:485:54
6:54
#3618
25.2M
25.20 mi12:53:082:51:316:482:35
7:29
#3624
Finish
26.22 mi12:59:522:58:156:486:44
6:36
#3562
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi3861362736274027(Top 15%)3783(Top 25%)3783(Top 184%)
10K6.21 mi3.10 mi3675+1863465+1623465+1623598(Top 14%)3398(Top 22%)3398(Top 166%)
15K9.32 mi3.11 mi3767-923555-903555-904027(Top 15%)3783(Top 25%)3783(Top 184%)
20K12.43 mi3.11 mi3944-1773710-1553710-1554487(Top 17%)4183(Top 28%)4183(Top 204%)
Half13.11 mi0.68 mi3955-113720-103720-104211(Top 16%)3935(Top 26%)3935(Top 192%)
25K15.53 mi2.42 mi3944+113714+63714+63938(Top 15%)3699(Top 24%)3699(Top 180%)
30K18.64 mi3.11 mi3910+343686+283686+283978(Top 15%)3717(Top 24%)3717(Top 181%)
20M20.00 mi1.36 mi3841+693619+673619+673453(Top 13%)3225(Top 21%)3225(Top 157%)
21M21.00 mi1.00 mi3787+543566+533566+533594(Top 14%)3334(Top 22%)3334(Top 162%)
35K21.75 mi0.75 mi3777+103559+73559+73590(Top 13%)3324(Top 22%)3324(Top 162%)
23M23.00 mi1.25 mi3727+503511+483511+483510(Top 13%)3251(Top 21%)3251(Top 158%)
24M24.00 mi1.00 mi3656+713448+633448+633022(Top 11%)2806(Top 18%)2806(Top 137%)
40K24.85 mi0.85 mi3618+383409+393409+393323(Top 12%)3039(Top 20%)3039(Top 148%)
25.2M25.20 mi0.35 mi3624-63412-33412-33812(Top 14%)3402(Top 22%)3402(Top 166%)
Finish26.22 mi1.02 mi3562+623352+603352+603020(Top 11%)2729(Top 18%)2729(Top 133%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 15%
×21stories
+97ft-345ft

Overall

4027

Males

3783

M50-54

3783

5K→10K

3.1 - 6.2 mi

Top 14%
×5stories
+79ft-138ft

Overall

3598

Males

3398

M50-54

3398

10K→15K

6.2 - 9.3 mi

Top 15%
×3stories
+67ft-78ft

Overall

4027

Males

3783

M50-54

3783

15K→20K

9.3 - 12.4 mi

Top 17%
×5stories
+106ft-86ft

Overall

4487

Males

4183

M50-54

4183

20K→Half

12.4 - 13.1 mi

Top 16%
×2stories
+19ft-37ft

Overall

4211

Males

3935

M50-54

3935

Half→25K

13.1 - 15.5 mi

Top 15%
×4stories
+66ft-88ft

Overall

3938

Males

3699

M50-54

3699

25K→30K

15.5 - 18.6 mi

Top 15%
×9stories
+181ft-148ft

Overall

3978

Males

3717

M50-54

3717

30K→20M

18.6 - 20.0 mi

Top 13%
×5stories
+64ft-50ft

Overall

3453

Males

3225

M50-54

3225

20M→21M

20.0 - 21.0 mi

Top 14%
×8stories
+106ft-24ft

Overall

3594

Males

3334

M50-54

3334

21M→35K

21.0 - 21.8 mi

Top 13%
×7stories
+17ft-86ft

Overall

3590

Males

3324

M50-54

3324

35K→23M

21.8 - 23.0 mi

Top 13%
×5stories
+23ft-63ft

Overall

3510

Males

3251

M50-54

3251

23M→24M

23.0 - 24.0 mi

Top 11%
×6stories
+12ft-82ft

Overall

3022

Males

2806

M50-54

2806

24M→40K

24.0 - 24.9 mi

Top 12%
×1story
+6ft-20ft

Overall

3323

Males

3039

M50-54

3039

40K→25.2M

24.9 - 25.2 mi

Top 14%
×1story
+13ft-16ft

Overall

3812

Males

3402

M50-54

3402

25.2M→Finish

25.2 - 26.2 mi

Top 11%
×2stories
+22ft-21ft

Overall

3020

Males

2729

M50-54

2729

Passing Analysis

Category:
Athletes Passed
1240
Passed By
941
Net Change
+299
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3861
5K → 10K320134+186#3861#3675
10K → 15K79171-92#3675#3767
15K → 20K55232-177#3767#3944
20K → Half1627-11#3944#3955
Half → 25K8170+11#3955#3944
25K → 30K12995+34#3944#3910
30K → 20M10435+69#3910#3841
20M → 21M8430+54#3841#3787
21M → 35K2919+10#3787#3777
35K → 23M8636+50#3777#3727
23M → 24M9019+71#3727#3656
24M → 40K6022+38#3656#3618
40K → 25.2M2026-6#3618#3624
25.2M → Finish8725+62#3624#3562
TOTALS1240941+299
📊

Passing Visuals

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