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BOSTON MARATHON 2023

David Massicotte-Azarniouch

Bib: 1634•M

ON

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0:00
/ mi
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Overall
#0 / 26622
Top 3%
Gender (Male)
#0 / 15176
Top 5%
Division (M18-39)
#0 / 5285
Top 12%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
19:05
Rank: #988
Start → 5K
19:05 | 6:09/mi
10K· 6.21 mi
37:47
Rank: #919 (+69)
5K → 10K
18:42 | 6:01/mi
15K· 9.32 mi
56:38
Rank: #886 (+33)
10K → 15K
18:51 | 6:04/mi
20K· 12.43 mi
1:15:38
Rank: #866 (+20)
15K → 20K
19:00 | 6:07/mi
Half· 13.11 mi
1:19:40
Rank: #850 (+16)
20K → Half
4:02 | 5:55/mi
25K· 15.53 mi
1:34:30
Rank: #820 (+30)
Half → 25K
14:50 | 6:07/mi
30K· 18.64 mi
1:54:06
Rank: #824 (-4)
25K → 30K
19:36 | 6:19/mi
20M
2:02:47
Rank: #829 (-5)
30K → 20M
8:41 | 6:23/mi
21M
2:09:29
Rank: #824 (+5)
20M → 21M
6:42 | 6:42/mi
35K· 21.75 mi
2:14:03
Rank: #824
21M → 35K
4:34 | 6:06/mi
23M
2:22:06
Rank: #827 (-3)
35K → 23M
8:03 | 6:26/mi
24M
2:28:21
Rank: #825 (+2)
23M → 24M
6:15 | 6:15/mi
40K· 24.85 mi
2:33:53
Rank: #824 (+1)
24M → 40K
5:32 | 6:28/mi
25.2M
2:36:15
Rank: #817 (+7)
40K → 25.2M
2:22 | 6:52/mi
Finish· 26.22 mi
2:42:32
Rank: #818 (-1)
25.2M → Finish
6:17 | 6:10/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:19:40
Pace6:05 /mi
2nd Half
Distance13.11 mi
Time1:22:52
Pace6:19 /mi
📊Positive Split: 4.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:19:3719:056:0919:05
6:09
-
10K
6.21 mi10:38:1937:476:0518:42
6:01
-0:08
15K
9.32 mi10:57:1056:386:0518:51
6:04
+0:03
20K
12.43 mi11:16:101:15:386:0519:00
6:07
+0:03
Half
13.11 mi11:20:121:19:406:054:02
5:55
-0:12
25K
15.53 mi11:35:021:34:306:0514:50
6:07
+0:12
30K
18.64 mi11:54:381:54:066:0719:36
6:19
+0:12
20M
20.00 mi12:03:192:02:476:088:41
6:23
+0:04
21M
21.00 mi12:10:012:09:296:106:42
6:42
+0:19
35K
21.75 mi12:14:352:14:036:104:34
6:06
-0:36
23M
23.00 mi12:22:382:22:066:118:03
6:26
+0:20
24M
24.00 mi12:28:532:28:216:116:15
6:15
-0:11
40K
24.85 mi12:34:252:33:536:115:32
6:28
+0:13
25.2M
25.20 mi12:36:472:36:156:122:22
6:52
+0:24
Finish
26.22 mi12:43:042:42:326:126:17
6:10
-0:42

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

5:55 /mi

Average Pace

6:12 /mi

Slowest Pace

6:52 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:33:28

94% of race

Time at Steady Pace

9:04

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:12 /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 mi10:19:3719:056:0919:05
6:09
#988
10K
6.21 mi10:38:1937:476:0518:42
6:01
#919
15K
9.32 mi10:57:1056:386:0518:51
6:04
#886
20K
12.43 mi11:16:101:15:386:0519:00
6:07
#866
Half
13.11 mi11:20:121:19:406:054:02
5:55
#850
25K
15.53 mi11:35:021:34:306:0514:50
6:07
#820
30K
18.64 mi11:54:381:54:066:0719:36
6:19
#824
20M
20.00 mi12:03:192:02:476:088:41
6:23
#829
21M
21.00 mi12:10:012:09:296:106:42
6:42
#824
35K
21.75 mi12:14:352:14:036:104:34
6:06
#824
23M
23.00 mi12:22:382:22:066:118:03
6:26
#827
24M
24.00 mi12:28:532:28:216:116:15
6:15
#825
40K
24.85 mi12:34:252:33:536:115:32
6:28
#824
25.2M
25.20 mi12:36:472:36:156:122:22
6:52
#817
Finish
26.22 mi12:43:042:42:326:126:17
6:10
#818
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi988932932873(Top 3%)826(Top 5%)826(Top 16%)
10K6.21 mi3.10 mi919+69868+64868+64848(Top 3%)801(Top 5%)801(Top 15%)
15K9.32 mi3.11 mi886+33836+32836+32873(Top 3%)826(Top 5%)826(Top 16%)
20K12.43 mi3.11 mi866+20819+17819+17821(Top 3%)777(Top 5%)777(Top 15%)
Half13.11 mi0.68 mi850+16804+15804+15582(Top 2%)544(Top 4%)544(Top 10%)
25K15.53 mi2.42 mi820+30775+29775+29790(Top 3%)748(Top 5%)748(Top 14%)
30K18.64 mi3.11 mi824-4781-6781-6926(Top 3%)881(Top 6%)881(Top 17%)
20M20.00 mi1.36 mi829-5784-3784-31092(Top 4%)1046(Top 7%)1046(Top 20%)
21M21.00 mi1.00 mi824+5779+5779+51081(Top 4%)1027(Top 7%)1027(Top 19%)
35K21.75 mi0.75 mi824780-1780-1925(Top 3%)877(Top 6%)877(Top 17%)
23M23.00 mi1.25 mi827-3782-2782-21178(Top 4%)1112(Top 7%)1112(Top 21%)
24M24.00 mi1.00 mi825+2780+2780+21172(Top 4%)1109(Top 7%)1109(Top 21%)
40K24.85 mi0.85 mi824+1778+2778+21425(Top 5%)1344(Top 9%)1344(Top 25%)
25.2M25.20 mi0.35 mi817+7773+5773+51293(Top 5%)1223(Top 8%)1223(Top 23%)
Finish26.22 mi1.02 mi818-1774-1774-11163(Top 4%)1107(Top 7%)1107(Top 21%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 3%
×21stories
+97ft-345ft

Overall

873

Males

826

M18-39

826

5K→10K

3.1 - 6.2 mi

Top 3%
×5stories
+79ft-138ft

Overall

848

Males

801

M18-39

801

10K→15K

6.2 - 9.3 mi

Top 3%
×3stories
+67ft-78ft

Overall

873

Males

826

M18-39

826

15K→20K

9.3 - 12.4 mi

Top 3%
×5stories
+106ft-86ft

Overall

821

Males

777

M18-39

777

20K→Half

12.4 - 13.1 mi

Top 2%
×2stories
+19ft-37ft

Overall

582

Males

544

M18-39

544

Half→25K

13.1 - 15.5 mi

Top 3%
×4stories
+66ft-88ft

Overall

790

Males

748

M18-39

748

25K→30K

15.5 - 18.6 mi

Top 3%
×9stories
+181ft-148ft

Overall

926

Males

881

M18-39

881

30K→20M

18.6 - 20.0 mi

Top 4%
×5stories
+64ft-50ft

Overall

1092

Males

1046

M18-39

1046

20M→21M

20.0 - 21.0 mi

Top 4%
×8stories
+106ft-24ft

Overall

1081

Males

1027

M18-39

1027

21M→35K

21.0 - 21.8 mi

Top 3%
×7stories
+17ft-86ft

Overall

925

Males

877

M18-39

877

35K→23M

21.8 - 23.0 mi

Top 4%
×5stories
+23ft-63ft

Overall

1178

Males

1112

M18-39

1112

23M→24M

23.0 - 24.0 mi

Top 4%
×6stories
+12ft-82ft

Overall

1172

Males

1109

M18-39

1109

24M→40K

24.0 - 24.9 mi

Top 5%
×1story
+6ft-20ft

Overall

1425

Males

1344

M18-39

1344

40K→25.2M

24.9 - 25.2 mi

Top 5%
×1story
+13ft-16ft

Overall

1293

Males

1223

M18-39

1223

25.2M→Finish

25.2 - 26.2 mi

Top 4%
×2stories
+22ft-21ft

Overall

1163

Males

1107

M18-39

1107

Passing Analysis

Category:
Athletes Passed
359
Passed By
189
Net Change
+170
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#988
5K → 10K9425+69#988#919
10K → 15K429+33#919#886
15K → 20K4020+20#886#866
20K → Half160+16#866#850
Half → 25K4010+30#850#820
25K → 30K2832-4#820#824
30K → 20M1116-5#824#829
20M → 21M1611+5#829#824
21M → 35K660#824#824
35K → 23M1821-3#824#827
23M → 24M119+2#827#825
24M → 40K1413+1#825#824
40K → 25.2M103+7#824#817
25.2M → Finish1314-1#817#818
TOTALS359189+170
📊

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