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BOSTON MARATHON 2023

Aaron Zanchi

Bib: 6693•M

MA

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 17%
Gender (Male)
#0 / 15176
Top 28%
Masters (Masters Men)
#0 / 9891
Top 14%
Division (M40-44)
#0 / 2241
Top 34%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:24
Rank: #2655
Start → 5K
6:34/mi
20:24 split
10K· 6.21 mi
40:49
Rank: #2930 (-275)
5K → 10K
6:34/mi
20:25 split
15K· 9.32 mi
1:01:12
Rank: #2944 (-14)
10K → 15K
6:34/mi
20:23 split
20K· 12.43 mi
1:21:47
Rank: #2940 (+4)
15K → 20K
6:38/mi
20:35 split
Half· 13.11 mi
1:26:19
Rank: #2989 (-49)
20K → Half
6:39/mi
4:32 split
25K· 15.53 mi
1:42:30
Rank: #2986 (+3)
Half → 25K
6:40/mi
16:11 split
30K· 18.64 mi
2:04:04
Rank: #3076 (-90)
25K → 30K
6:56/mi
21:34 split
20M
2:13:28
Rank: #3098 (-22)
30K → 20M
6:55/mi
9:24 split
21M
2:20:54
Rank: #3155 (-57)
20M → 21M
7:26/mi
7:26 split
35K· 21.75 mi
2:26:00
Rank: #3176 (-21)
21M → 35K
6:49/mi
5:06 split
23M
2:35:00
Rank: #3264 (-88)
35K → 23M
7:11/mi
9:00 split
24M
2:42:27
Rank: #3472 (-208)
23M → 24M
7:27/mi
7:27 split
40K· 24.85 mi
2:49:59
Rank: #4020 (-548)
24M → 40K
8:49/mi
7:32 split
25.2M
2:53:01
Rank: #4174 (-154)
40K → 25.2M
8:48/mi
3:02 split
Finish· 26.22 mi
3:01:55
Rank: #4604 (-430)
25.2M → Finish
8:44/mi
8:54 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:26:19
Pace6:35 /mi
2nd Half
Distance13.11 mi
Time1:35:36
Pace7:18 /mi
📊Positive Split: 10.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:23:3820:246:3420:24
6:34
-
10K
6.21 mi10:44:0340:496:3420:25
6:34
0:00
15K
9.32 mi11:04:261:01:126:3420:23
6:34
0:00
20K
12.43 mi11:25:011:21:476:3520:35
6:38
+0:04
Half
13.11 mi11:29:331:26:196:354:32
6:39
+0:01
25K
15.53 mi11:45:441:42:306:3616:11
6:40
+0:01
30K
18.64 mi12:07:182:04:046:3921:34
6:56
+0:16
20M
20.00 mi12:16:422:13:286:409:24
6:55
-0:01
21M
21.00 mi12:24:082:20:546:437:26
7:26
+0:31
35K
21.75 mi12:29:142:26:006:435:06
6:49
-0:37
23M
23.00 mi12:38:142:35:006:449:00
7:11
+0:22
24M
24.00 mi12:45:412:42:276:467:27
7:27
+0:16
40K
24.85 mi12:53:132:49:596:507:32
8:49
+1:22
25.2M
25.20 mi12:56:152:53:016:523:02
8:48
-0:01
Finish
26.22 mi13:05:093:01:556:578:54
8:44
-0:04

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

6:34 /mi

Average Pace

6:57 /mi

Slowest Pace

8:49 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

2:27:34

81% of race

Time at Slower Pace

34:21

19% of race

Average Pace: 6:56 /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 mi10:23:3820:246:3420:24
6:34
#2655
10K
6.21 mi10:44:0340:496:3420:25
6:34
#2930
15K
9.32 mi11:04:261:01:126:3420:23
6:34
#2944
20K
12.43 mi11:25:011:21:476:3520:35
6:38
#2940
Half
13.11 mi11:29:331:26:196:354:32
6:39
#2989
25K
15.53 mi11:45:441:42:306:3616:11
6:40
#2986
30K
18.64 mi12:07:182:04:046:3921:34
6:56
#3076
20M
20.00 mi12:16:422:13:286:409:24
6:55
#3098
21M
21.00 mi12:24:082:20:546:437:26
7:26
#3155
35K
21.75 mi12:29:142:26:006:435:06
6:49
#3176
23M
23.00 mi12:38:142:35:006:449:00
7:11
#3264
24M
24.00 mi12:45:412:42:276:467:27
7:27
#3472
40K
24.85 mi12:53:132:49:596:507:32
8:49
#4020
25.2M
25.20 mi12:56:152:53:016:523:02
8:48
#4174
Finish
26.22 mi13:05:093:01:556:578:54
8:44
#4604
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi2655252925293007(Top 11%)2871(Top 19%)2871(Top 128%)
10K6.21 mi3.10 mi2930-2752796-2672796-2673294(Top 12%)3136(Top 21%)3136(Top 140%)
15K9.32 mi3.11 mi2944-142807-112807-113007(Top 11%)2871(Top 19%)2871(Top 128%)
20K12.43 mi3.11 mi2940+42810-32810-33018(Top 11%)2874(Top 19%)2874(Top 128%)
Half13.11 mi0.68 mi2989-492855-452855-453855(Top 14%)3639(Top 24%)3639(Top 162%)
25K15.53 mi2.42 mi2986+32853+22853+23200(Top 12%)3052(Top 20%)3052(Top 136%)
30K18.64 mi3.11 mi3076-902931-782931-783953(Top 15%)3696(Top 24%)3696(Top 165%)
20M20.00 mi1.36 mi3098-222950-192950-193554(Top 13%)3319(Top 22%)3319(Top 148%)
21M21.00 mi1.00 mi3155-572993-432993-434278(Top 16%)3918(Top 26%)3918(Top 175%)
35K21.75 mi0.75 mi3176-213012-193012-194303(Top 16%)3938(Top 26%)3938(Top 176%)
23M23.00 mi1.25 mi3264-883093-813093-814725(Top 18%)4254(Top 28%)4254(Top 190%)
24M24.00 mi1.00 mi3472-2083281-1883281-1887327(Top 28%)5897(Top 39%)5897(Top 263%)
40K24.85 mi0.85 mi4020-5483763-4823763-48215099(Top 57%)9720(Top 64%)9720(Top 434%)
25.2M25.20 mi0.35 mi4174-1543905-1423905-14211176(Top 42%)7839(Top 52%)7839(Top 350%)
Finish26.22 mi1.02 mi4604-4304273-3684273-36816629(Top 62%)10428(Top 69%)10428(Top 465%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 11%
×21stories
+97ft-345ft

Overall

3007

Males

2871

M40-44

2871

5K→10K

3.1 - 6.2 mi

Top 12%
×5stories
+79ft-138ft

Overall

3294

Males

3136

M40-44

3136

10K→15K

6.2 - 9.3 mi

Top 11%
×3stories
+67ft-78ft

Overall

3007

Males

2871

M40-44

2871

15K→20K

9.3 - 12.4 mi

Top 11%
×5stories
+106ft-86ft

Overall

3018

Males

2874

M40-44

2874

20K→Half

12.4 - 13.1 mi

Top 14%
×2stories
+19ft-37ft

Overall

3855

Males

3639

M40-44

3639

Half→25K

13.1 - 15.5 mi

Top 12%
×4stories
+66ft-88ft

Overall

3200

Males

3052

M40-44

3052

25K→30K

15.5 - 18.6 mi

Top 15%
×9stories
+181ft-148ft

Overall

3953

Males

3696

M40-44

3696

30K→20M

18.6 - 20.0 mi

Top 13%
×5stories
+64ft-50ft

Overall

3554

Males

3319

M40-44

3319

20M→21M

20.0 - 21.0 mi

Top 16%
×8stories
+106ft-24ft

Overall

4278

Males

3918

M40-44

3918

21M→35K

21.0 - 21.8 mi

Top 16%
×7stories
+17ft-86ft

Overall

4303

Males

3938

M40-44

3938

35K→23M

21.8 - 23.0 mi

Top 18%
×5stories
+23ft-63ft

Overall

4725

Males

4254

M40-44

4254

23M→24M

23.0 - 24.0 mi

Top 28%
×6stories
+12ft-82ft

Overall

7327

Males

5897

M40-44

5897

24M→40K

24.0 - 24.9 mi

Top 57%
×1story
+6ft-20ft

Overall

15099

Males

9720

M40-44

9720

40K→25.2M

24.9 - 25.2 mi

Top 42%
×1story
+13ft-16ft

Overall

11176

Males

7839

M40-44

7839

25.2M→Finish

25.2 - 26.2 mi

Top 62%
×2stories
+22ft-21ft

Overall

16629

Males

10428

M40-44

10428

Passing Analysis

Category:
Athletes Passed
495
Passed By
2444
Net Change
-1949
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2655
5K → 10K62337-275#2655#2930
10K → 15K93107-14#2930#2944
15K → 20K7975+4#2944#2940
20K → Half453-49#2940#2989
Half → 25K6259+3#2989#2986
25K → 30K64154-90#2986#3076
30K → 20M3557-22#3076#3098
20M → 21M2683-57#3098#3155
21M → 35K2041-21#3155#3176
35K → 23M33121-88#3176#3264
23M → 24M6214-208#3264#3472
24M → 40K3551-548#3472#4020
40K → 25.2M5159-154#4020#4174
25.2M → Finish3433-430#4174#4604
TOTALS4952444-1949
📊

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