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BOSTON MARATHON 2023

William Navarre

Bib: 497•M

CO

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 0.6%
Gender (Male)
#0 / 15176
Top 0.9%
Division (M18-39)
#0 / 5285
Top 2%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
5:49/mi
18:03
↑ 97↓ 3451.5%
10K· 6.21 mi
5:41/mi
35:42
↑ 79↓ 1380.4%
15K· 9.32 mi
5:43/mi
53:27
↑ 67↓ 78
20K· 12.43 mi
5:44/mi
1:11:15
↑ 106↓ 860.1%
Half· 13.11 mi
5:42/mi
1:15:08
↑ 19↓ 370.5%
25K· 15.53 mi
5:45/mi
1:29:04
↑ 66↓ 880.2%
30K· 18.64 mi
5:50/mi
1:47:12
↑ 181↓ 1480.2%
20M
5:47/mi
1:55:03
↑ 64↓ 500.2%
21M
5:59/mi
2:01:02
↑ 106↓ 241.6%
35K· 21.75 mi
5:44/mi
2:05:19
↑ 17↓ 861.7%
23M
5:44/mi
2:12:30
↑ 23↓ 630.6%
24M
5:32/mi
2:18:02
↓ 821.3%
40K· 24.85 mi
5:39/mi
2:22:52
↓ 200.3%
25.2M
6:02/mi
2:24:57
↑ 13↓ 160.2%
Finish· 26.22 mi
5:24/mi
2:30:27
↑ 22↓ 21

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:15:08
Pace5:44 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:15:19
Pace5:45 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:18:1918:035:4918:03
5:49
-
10K
6.21 mi10:35:5835:425:4517:39
5:41
-0:08
15K
9.32 mi10:53:4353:275:4417:45
5:43
+0:02
20K
12.43 mi11:11:311:11:155:4417:48
5:44
+0:01
Half
13.11 mi11:15:241:15:085:443:53
5:42
-0:02
25K
15.53 mi11:29:201:29:045:4413:56
5:45
+0:03
30K
18.64 mi11:47:281:47:125:4518:08
5:50
+0:05
20M
20.00 mi11:55:191:55:035:457:51
5:47
-0:03
21M
21.00 mi12:01:182:01:025:465:59
5:59
+0:12
35K
21.75 mi12:05:352:05:195:464:17
5:44
-0:15
23M
23.00 mi12:12:462:12:305:467:11
5:44
0:00
24M
24.00 mi12:18:182:18:025:455:32
5:32
-0:12
40K
24.85 mi12:23:082:22:525:454:50
5:39
+0:07
25.2M
25.20 mi12:25:132:24:575:452:05
6:02
+0:23
Finish
26.22 mi12:30:432:30:275:455:30
5:24
-0:38

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

5:24 /mi

Average Pace

5:45 /mi

Slowest Pace

6:02 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:22:23

95% of race

Time at Steady Pace

8:04

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 5:44 /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

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi10:18:1918:035:4918:03
5:49
#399
10K
6.21 mi10:35:5835:425:4517:39
5:41
#343
15K
9.32 mi10:53:4353:275:4417:45
5:43
#322
20K
12.43 mi11:11:311:11:155:4417:48
5:44
#304
Half
13.11 mi11:15:241:15:085:443:53
5:42
#294
25K
15.53 mi11:29:201:29:045:4413:56
5:45
#280
30K
18.64 mi11:47:281:47:125:4518:08
5:50
#257
20M
20.00 mi11:55:191:55:035:457:51
5:47
#239
21M
21.00 mi12:01:182:01:025:465:59
5:59
#215
35K
21.75 mi12:05:352:05:195:464:17
5:44
#212
23M
23.00 mi12:12:462:12:305:467:11
5:44
#196
24M
24.00 mi12:18:182:18:025:455:32
5:32
#190
40K
24.85 mi12:23:082:22:525:454:50
5:39
#173
25.2M
25.20 mi12:25:132:24:575:452:05
6:02
#169
Finish
26.22 mi12:30:432:30:275:455:30
5:24
#160
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi399364364261(Top 1.0%)232(Top 2%)232(Top 4%)
10K6.21 mi3.10 mi343+56309+55309+55279(Top 1%)249(Top 2%)249(Top 5%)
15K9.32 mi3.11 mi322+21289+20289+20261(Top 1.0%)232(Top 2%)232(Top 4%)
20K12.43 mi3.11 mi304+18272+17272+17219(Top 0.8%)194(Top 1%)194(Top 4%)
Half13.11 mi0.68 mi294+10266+6266+6257(Top 1.0%)235(Top 2%)235(Top 4%)
25K15.53 mi2.42 mi280+14252+14252+14208(Top 0.8%)185(Top 1%)185(Top 4%)
30K18.64 mi3.11 mi257+23230+22230+22184(Top 0.7%)161(Top 1%)161(Top 3%)
20M20.00 mi1.36 mi239+18214+16214+16143(Top 0.5%)121(Top 0.8%)121(Top 2%)
21M21.00 mi1.00 mi215+24191+23191+23103(Top 0.4%)86(Top 0.6%)86(Top 2%)
35K21.75 mi0.75 mi212+3188+3188+3250(Top 0.9%)225(Top 1%)225(Top 4%)
23M23.00 mi1.25 mi196+16172+16172+16106(Top 0.4%)89(Top 0.6%)89(Top 2%)
24M24.00 mi1.00 mi190+6166+6166+688(Top 0.3%)71(Top 0.5%)71(Top 1%)
40K24.85 mi0.85 mi173+17150+16150+1682(Top 0.3%)69(Top 0.5%)69(Top 1%)
25.2M25.20 mi0.35 mi169+4146+4146+486(Top 0.3%)76(Top 0.5%)76(Top 1%)
Finish26.22 mi1.02 mi160+9139+7139+761(Top 0.2%)53(Top 0.3%)53(Top 1%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 1.0%
×21story building
+97ft-345ft

Overall

261

Males

232

M18-39

232

5K→10K

3.1 - 6.2 mi

Top 1%
×5story building
+79ft-138ft

Overall

279

Males

249

M18-39

249

10K→15K

6.2 - 9.3 mi

Top 1.0%
×3story building
+67ft-78ft

Overall

261

Males

232

M18-39

232

15K→20K

9.3 - 12.4 mi

Top 0.8%
×5story building
+106ft-86ft

Overall

219

Males

194

M18-39

194

20K→Half

12.4 - 13.1 mi

Top 1.0%
×2story building
+19ft-37ft

Overall

257

Males

235

M18-39

235

Half→25K

13.1 - 15.5 mi

Top 0.8%
×4story building
+66ft-88ft

Overall

208

Males

185

M18-39

185

25K→30K

15.5 - 18.6 mi

Top 0.7%
×9story building
+181ft-148ft

Overall

184

Males

161

M18-39

161

30K→20M

18.6 - 20.0 mi

Top 0.5%
×5story building
+64ft-50ft

Overall

143

Males

121

M18-39

121

20M→21M

20.0 - 21.0 mi

Top 0.4%
×8story building
+106ft-24ft

Overall

103

Males

86

M18-39

86

21M→35K

21.0 - 21.8 mi

Top 0.9%
×7story building
+17ft-86ft

Overall

250

Males

225

M18-39

225

35K→23M

21.8 - 23.0 mi

Top 0.4%
×5story building
+23ft-63ft

Overall

106

Males

89

M18-39

89

23M→24M

23.0 - 24.0 mi

Top 0.3%
×6story building
+12ft-82ft

Overall

88

Males

71

M18-39

71

24M→40K

24.0 - 24.9 mi

Top 0.3%
×1story
+6ft-20ft

Overall

82

Males

69

M18-39

69

40K→25.2M

24.9 - 25.2 mi

Top 0.3%
×1story
+13ft-16ft

Overall

86

Males

76

M18-39

76

25.2M→Finish

25.2 - 26.2 mi

Top 0.2%
×2story building
+22ft-21ft

Overall

61

Males

53

M18-39

53

Passing Analysis

Category:
Athletes Passed
251
Passed By
12
Net Change
+239
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#399
5K → 10K571+56#399#343
10K → 15K210+21#343#322
15K → 20K180+18#322#304
20K → Half100+10#304#294
Half → 25K162+14#294#280
25K → 30K252+23#280#257
30K → 20M180+18#257#239
20M → 21M240+24#239#215
21M → 35K74+3#215#212
35K → 23M171+16#212#196
23M → 24M71+6#196#190
24M → 40K170+17#190#173
40K → 25.2M40+4#173#169
25.2M → Finish101+9#169#160
TOTALS25112+239
📊

Passing Visuals

Category:
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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