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BOSTON MARATHON 2023

David Holder

Bib: 2701•M

NS

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 19%
Gender (Male)
#0 / 15176
Top 31%
Masters (Masters Men)
#0 / 9891
Top 17%
Division (M45-49)
#0 / 2252
Top 20%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:33
Rank: #5832
Start → 5K
21:33 | 6:56/mi
10K· 6.21 mi
43:57
Rank: #6930 (-1098)
5K → 10K
22:24 | 7:13/mi
15K· 9.32 mi
1:05:19
Rank: #6547 (+383)
10K → 15K
21:22 | 6:53/mi
20K· 12.43 mi
1:26:50
Rank: #6272 (+275)
15K → 20K
21:31 | 6:56/mi
Half· 13.11 mi
1:31:38
Rank: #6298 (-26)
20K → Half
4:48 | 7:02/mi
25K· 15.53 mi
1:48:41
Rank: #6194 (+104)
Half → 25K
17:03 | 7:02/mi
30K· 18.64 mi
2:10:47
Rank: #5911 (+283)
25K → 30K
22:06 | 7:07/mi
20M
2:20:24
Rank: #5768 (+143)
30K → 20M
9:37 | 7:05/mi
21M
2:27:49
Rank: #5639 (+129)
20M → 21M
7:25 | 7:25/mi
35K· 21.75 mi
2:32:58
Rank: #5587 (+52)
21M → 35K
5:09 | 6:53/mi
23M
2:41:50
Rank: #5439 (+148)
35K → 23M
8:52 | 7:05/mi
24M
2:48:47
Rank: #5343 (+96)
23M → 24M
6:57 | 6:57/mi
40K· 24.85 mi
2:54:50
Rank: #5249 (+94)
24M → 40K
6:03 | 7:05/mi
25.2M
2:57:25
Rank: #5199 (+50)
40K → 25.2M
2:35 | 7:29/mi
Finish· 26.22 mi
3:04:32
Rank: #5158 (+41)
25.2M → Finish
7:07 | 6:59/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:31:38
Pace6:59 /mi
2nd Half
Distance13.11 mi
Time1:32:54
Pace7:05 /mi
📊Positive Split: 1.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:46:5021:336:5621:33
6:56
-
10K
6.21 mi11:09:1443:577:0422:24
7:13
+0:17
15K
9.32 mi11:30:361:05:197:0021:22
6:53
-0:20
20K
12.43 mi11:52:071:26:506:5921:31
6:56
+0:03
Half
13.11 mi11:56:551:31:386:594:48
7:02
+0:06
25K
15.53 mi12:13:581:48:417:0017:03
7:02
0:00
30K
18.64 mi12:36:042:10:477:0122:06
7:07
+0:05
20M
20.00 mi12:45:412:20:247:019:37
7:05
-0:02
21M
21.00 mi12:53:062:27:497:027:25
7:25
+0:20
35K
21.75 mi12:58:152:32:587:025:09
6:53
-0:32
23M
23.00 mi13:07:072:41:507:028:52
7:05
+0:12
24M
24.00 mi13:14:042:48:477:026:57
6:57
-0:08
40K
24.85 mi13:20:072:54:507:026:03
7:05
+0:08
25.2M
25.20 mi13:22:422:57:257:022:35
7:29
+0:24
Finish
26.22 mi13:29:493:04:327:037:07
6:59
-0:30

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

6:53 /mi

Average Pace

7:03 /mi

Slowest Pace

7:29 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:54:32

95% of race

Time at Steady Pace

10:00

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:02 /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 mi10:46:5021:336:5621:33
6:56
#5832
10K
6.21 mi11:09:1443:577:0422:24
7:13
#6930
15K
9.32 mi11:30:361:05:197:0021:22
6:53
#6547
20K
12.43 mi11:52:071:26:506:5921:31
6:56
#6272
Half
13.11 mi11:56:551:31:386:594:48
7:02
#6298
25K
15.53 mi12:13:581:48:417:0017:03
7:02
#6194
30K
18.64 mi12:36:042:10:477:0122:06
7:07
#5911
20M
20.00 mi12:45:412:20:247:019:37
7:05
#5768
21M
21.00 mi12:53:062:27:497:027:25
7:25
#5639
35K
21.75 mi12:58:152:32:587:025:09
6:53
#5587
23M
23.00 mi13:07:072:41:507:028:52
7:05
#5439
24M
24.00 mi13:14:042:48:477:026:57
6:57
#5343
40K
24.85 mi13:20:072:54:507:026:03
7:05
#5249
25.2M
25.20 mi13:22:422:57:257:022:35
7:29
#5199
Finish
26.22 mi13:29:493:04:327:037:07
6:59
#5158
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi5832534853485781(Top 22%)5294(Top 35%)5294(Top 235%)
10K6.21 mi3.10 mi6930-10986210-8626210-8628145(Top 31%)7035(Top 46%)7035(Top 312%)
15K9.32 mi3.11 mi6547+3835909+3015909+3015781(Top 22%)5294(Top 35%)5294(Top 235%)
20K12.43 mi3.11 mi6272+2755684+2255684+2255509(Top 21%)5071(Top 33%)5071(Top 225%)
Half13.11 mi0.68 mi6298-265705-215705-216680(Top 25%)5987(Top 39%)5987(Top 266%)
25K15.53 mi2.42 mi6194+1045624+815624+815752(Top 22%)5265(Top 35%)5265(Top 234%)
30K18.64 mi3.11 mi5911+2835396+2285396+2285008(Top 19%)4601(Top 30%)4601(Top 204%)
20M20.00 mi1.36 mi5768+1435273+1235273+1234487(Top 17%)4128(Top 27%)4128(Top 183%)
21M21.00 mi1.00 mi5639+1295167+1065167+1064209(Top 16%)3861(Top 25%)3861(Top 171%)
35K21.75 mi0.75 mi5587+525125+425125+424689(Top 18%)4254(Top 28%)4254(Top 189%)
23M23.00 mi1.25 mi5439+1484985+1404985+1404225(Top 16%)3868(Top 25%)3868(Top 172%)
24M24.00 mi1.00 mi5343+964895+904895+904426(Top 17%)4001(Top 26%)4001(Top 178%)
40K24.85 mi0.85 mi5249+944809+864809+864249(Top 16%)3784(Top 25%)3784(Top 168%)
25.2M25.20 mi0.35 mi5199+504763+464763+463875(Top 15%)3465(Top 23%)3465(Top 154%)
Finish26.22 mi1.02 mi5158+414724+394724+395096(Top 19%)4331(Top 29%)4331(Top 192%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 22%
×21stories
+97ft-345ft

Overall

5781

Males

5294

M45-49

5294

5K→10K

3.1 - 6.2 mi

Top 31%
×5stories
+79ft-138ft

Overall

8145

Males

7035

M45-49

7035

10K→15K

6.2 - 9.3 mi

Top 22%
×3stories
+67ft-78ft

Overall

5781

Males

5294

M45-49

5294

15K→20K

9.3 - 12.4 mi

Top 21%
×5stories
+106ft-86ft

Overall

5509

Males

5071

M45-49

5071

20K→Half

12.4 - 13.1 mi

Top 25%
×2stories
+19ft-37ft

Overall

6680

Males

5987

M45-49

5987

Half→25K

13.1 - 15.5 mi

Top 22%
×4stories
+66ft-88ft

Overall

5752

Males

5265

M45-49

5265

25K→30K

15.5 - 18.6 mi

Top 19%
×9stories
+181ft-148ft

Overall

5008

Males

4601

M45-49

4601

30K→20M

18.6 - 20.0 mi

Top 17%
×5stories
+64ft-50ft

Overall

4487

Males

4128

M45-49

4128

20M→21M

20.0 - 21.0 mi

Top 16%
×8stories
+106ft-24ft

Overall

4209

Males

3861

M45-49

3861

21M→35K

21.0 - 21.8 mi

Top 18%
×7stories
+17ft-86ft

Overall

4689

Males

4254

M45-49

4254

35K→23M

21.8 - 23.0 mi

Top 16%
×5stories
+23ft-63ft

Overall

4225

Males

3868

M45-49

3868

23M→24M

23.0 - 24.0 mi

Top 17%
×6stories
+12ft-82ft

Overall

4426

Males

4001

M45-49

4001

24M→40K

24.0 - 24.9 mi

Top 16%
×1story
+6ft-20ft

Overall

4249

Males

3784

M45-49

3784

40K→25.2M

24.9 - 25.2 mi

Top 15%
×1story
+13ft-16ft

Overall

3875

Males

3465

M45-49

3465

25.2M→Finish

25.2 - 26.2 mi

Top 19%
×2stories
+22ft-21ft

Overall

5096

Males

4331

M45-49

4331

Passing Analysis

Category:
Athletes Passed
1961
Passed By
1287
Net Change
+674
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5832
5K → 10K71105-1098#5832#6930
10K → 15K3929+383#6930#6547
15K → 20K28611+275#6547#6272
20K → Half935-26#6272#6298
Half → 25K13228+104#6298#6194
25K → 30K29815+283#6194#5911
30K → 20M1507+143#5911#5768
20M → 21M1367+129#5768#5639
21M → 35K619+52#5639#5587
35K → 23M1579+148#5587#5439
23M → 24M11115+96#5439#5343
24M → 40K995+94#5343#5249
40K → 25.2M555+50#5249#5199
25.2M → Finish6827+41#5199#5158
TOTALS19611287+674
📊

Passing Visuals

Category:
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🔥Passing Intensity

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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