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BOSTON MARATHON 2023

Neil Davis

Bib: 1712•M

MA

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 0.5%
Gender (Male)
#0 / 15176
Top 0.7%
Division (M18-39)
#0 / 5285
Top 2%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
17:14
Rank: #148
Start → 5K
17:14 | 5:33/mi
10K· 6.21 mi
34:39
Rank: #157 (-9)
5K → 10K
17:25 | 5:36/mi
15K· 9.32 mi
52:22
Rank: #201 (-44)
10K → 15K
17:43 | 5:42/mi
20K· 12.43 mi
1:09:53
Rank: #178 (+23)
15K → 20K
17:31 | 5:38/mi
Half· 13.11 mi
1:13:39
Rank: #173 (+5)
20K → Half
3:46 | 5:31/mi
25K· 15.53 mi
1:27:23
Rank: #166 (+7)
Half → 25K
13:44 | 5:40/mi
30K· 18.64 mi
1:45:23
Rank: #159 (+7)
25K → 30K
18:00 | 5:48/mi
20M
1:53:14
Rank: #159
30K → 20M
7:51 | 5:47/mi
21M
1:59:24
Rank: #157 (+2)
20M → 21M
6:10 | 6:10/mi
35K· 21.75 mi
2:03:34
Rank: #156 (+1)
21M → 35K
4:10 | 5:34/mi
23M
2:10:49
Rank: #151 (+5)
35K → 23M
7:15 | 5:47/mi
24M
2:16:29
Rank: #142 (+9)
23M → 24M
5:40 | 5:40/mi
40K· 24.85 mi
2:21:25
Rank: #134 (+8)
24M → 40K
4:56 | 5:46/mi
25.2M
2:23:35
Rank: #134
40K → 25.2M
2:10 | 6:17/mi
Finish· 26.22 mi
2:29:24
Rank: #132 (+2)
25.2M → Finish
5:49 | 5:42/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:13:39
Pace5:37 /mi
2nd Half
Distance13.11 mi
Time1:15:45
Pace5:47 /mi
📊Positive Split: 2.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:17:2917:145:3317:14
5:33
-
10K
6.21 mi10:34:5434:395:3517:25
5:36
+0:03
15K
9.32 mi10:52:3752:225:3717:43
5:42
+0:06
20K
12.43 mi11:10:081:09:535:3717:31
5:38
-0:04
Half
13.11 mi11:13:541:13:395:373:46
5:31
-0:07
25K
15.53 mi11:27:381:27:235:3813:44
5:40
+0:09
30K
18.64 mi11:45:381:45:235:3918:00
5:48
+0:08
20M
20.00 mi11:53:291:53:145:407:51
5:47
-0:01
21M
21.00 mi11:59:391:59:245:416:10
6:10
+0:23
35K
21.75 mi12:03:492:03:345:414:10
5:34
-0:36
23M
23.00 mi12:11:042:10:495:417:15
5:47
+0:13
24M
24.00 mi12:16:442:16:295:415:40
5:40
-0:07
40K
24.85 mi12:21:402:21:255:414:56
5:46
+0:06
25.2M
25.20 mi12:23:502:23:355:422:10
6:17
+0:31
Finish
26.22 mi12:29:392:29:245:425:49
5:42
-0:35

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

5:31 /mi

Average Pace

5:42 /mi

Slowest Pace

6:17 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:21:04

94% of race

Time at Steady Pace

8:20

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 5:42 /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 mi10:17:2917:145:3317:14
5:33
#148
10K
6.21 mi10:34:5434:395:3517:25
5:36
#157
15K
9.32 mi10:52:3752:225:3717:43
5:42
#201
20K
12.43 mi11:10:081:09:535:3717:31
5:38
#178
Half
13.11 mi11:13:541:13:395:373:46
5:31
#173
25K
15.53 mi11:27:381:27:235:3813:44
5:40
#166
30K
18.64 mi11:45:381:45:235:3918:00
5:48
#159
20M
20.00 mi11:53:291:53:145:407:51
5:47
#159
21M
21.00 mi11:59:391:59:245:416:10
6:10
#157
35K
21.75 mi12:03:492:03:345:414:10
5:34
#156
23M
23.00 mi12:11:042:10:495:417:15
5:47
#151
24M
24.00 mi12:16:442:16:295:415:40
5:40
#142
40K
24.85 mi12:21:402:21:255:414:56
5:46
#134
25.2M
25.20 mi12:23:502:23:355:422:10
6:17
#134
Finish
26.22 mi12:29:392:29:245:425:49
5:42
#132
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi148148148251(Top 0.9%)222(Top 1%)222(Top 4%)
10K6.21 mi3.10 mi157-9157-9157-9201(Top 0.8%)174(Top 1%)174(Top 3%)
15K9.32 mi3.11 mi201-44174-17174-17251(Top 0.9%)222(Top 1%)222(Top 4%)
20K12.43 mi3.11 mi178+23153+21153+21157(Top 0.6%)135(Top 0.9%)135(Top 3%)
Half13.11 mi0.68 mi173+5149+4149+4132(Top 0.5%)113(Top 0.7%)113(Top 2%)
25K15.53 mi2.42 mi166+7143+6143+6144(Top 0.5%)123(Top 0.8%)123(Top 2%)
30K18.64 mi3.11 mi159+7138+5138+5156(Top 0.6%)134(Top 0.9%)134(Top 3%)
20M20.00 mi1.36 mi159138138142(Top 0.5%)120(Top 0.8%)120(Top 2%)
21M21.00 mi1.00 mi157+2135+3135+3204(Top 0.8%)181(Top 1%)181(Top 3%)
35K21.75 mi0.75 mi156+1134+1134+1126(Top 0.5%)105(Top 0.7%)105(Top 2%)
23M23.00 mi1.25 mi151+5130+4130+4125(Top 0.5%)106(Top 0.7%)106(Top 2%)
24M24.00 mi1.00 mi142+9122+8122+8152(Top 0.6%)133(Top 0.9%)133(Top 3%)
40K24.85 mi0.85 mi134+8114+8114+8121(Top 0.5%)107(Top 0.7%)107(Top 2%)
25.2M25.20 mi0.35 mi134114114205(Top 0.8%)186(Top 1%)186(Top 4%)
Finish26.22 mi1.02 mi132+2112+2112+2236(Top 0.9%)219(Top 1%)219(Top 4%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 0.9%
×21stories
+97ft-345ft

Overall

251

Males

222

M18-39

222

5K→10K

3.1 - 6.2 mi

Top 0.8%
×5stories
+79ft-138ft

Overall

201

Males

174

M18-39

174

10K→15K

6.2 - 9.3 mi

Top 0.9%
×3stories
+67ft-78ft

Overall

251

Males

222

M18-39

222

15K→20K

9.3 - 12.4 mi

Top 0.6%
×5stories
+106ft-86ft

Overall

157

Males

135

M18-39

135

20K→Half

12.4 - 13.1 mi

Top 0.5%
×2stories
+19ft-37ft

Overall

132

Males

113

M18-39

113

Half→25K

13.1 - 15.5 mi

Top 0.5%
×4stories
+66ft-88ft

Overall

144

Males

123

M18-39

123

25K→30K

15.5 - 18.6 mi

Top 0.6%
×9stories
+181ft-148ft

Overall

156

Males

134

M18-39

134

30K→20M

18.6 - 20.0 mi

Top 0.5%
×5stories
+64ft-50ft

Overall

142

Males

120

M18-39

120

20M→21M

20.0 - 21.0 mi

Top 0.8%
×8stories
+106ft-24ft

Overall

204

Males

181

M18-39

181

21M→35K

21.0 - 21.8 mi

Top 0.5%
×7stories
+17ft-86ft

Overall

126

Males

105

M18-39

105

35K→23M

21.8 - 23.0 mi

Top 0.5%
×5stories
+23ft-63ft

Overall

125

Males

106

M18-39

106

23M→24M

23.0 - 24.0 mi

Top 0.6%
×6stories
+12ft-82ft

Overall

152

Males

133

M18-39

133

24M→40K

24.0 - 24.9 mi

Top 0.5%
×1story
+6ft-20ft

Overall

121

Males

107

M18-39

107

40K→25.2M

24.9 - 25.2 mi

Top 0.8%
×1story
+13ft-16ft

Overall

205

Males

186

M18-39

186

25.2M→Finish

25.2 - 26.2 mi

Top 0.9%
×2stories
+22ft-21ft

Overall

236

Males

219

M18-39

219

Passing Analysis

Category:
Athletes Passed
84
Passed By
68
Net Change
+16
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#148
5K → 10K211-9#148#157
10K → 15K145-44#157#201
15K → 20K241+23#201#178
20K → Half50+5#178#173
Half → 25K81+7#173#166
25K → 30K92+7#166#159
30K → 20M330#159#159
20M → 21M42+2#159#157
21M → 35K21+1#157#156
35K → 23M50+5#156#151
23M → 24M90+9#151#142
24M → 40K91+8#142#134
40K → 25.2M000#134#134
25.2M → Finish31+2#134#132
TOTALS8468+16
📊

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