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BOSTON MARATHON 2024

Zachary Speno

Bib: 820•M

FL

0:00
0:00
/ mi
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Overall
#0 / 25550
Top 13%
Gender (Male)
#0 / 14578
Top 22%
Division (M18-39)
#0 / 4849
Top 43%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
18:23
Rank: #724
Start → 5K
18:23 | 5:55/mi
10K· 6.21 mi
37:09
Rank: #827 (-103)
5K → 10K
18:46 | 6:02/mi
15K· 9.32 mi
55:52
Rank: #824 (+3)
10K → 15K
18:43 | 6:01/mi
20K· 12.43 mi
1:15:04
Rank: #849 (-25)
15K → 20K
19:12 | 6:11/mi
Half· 13.11 mi
1:19:15
Rank: #862 (-13)
20K → Half
4:11 | 6:08/mi
25K· 15.53 mi
1:35:18
Rank: #1015 (-153)
Half → 25K
16:03 | 6:37/mi
30K· 18.64 mi
1:58:37
Rank: #1485 (-470)
25K → 30K
23:19 | 7:30/mi
20M
2:09:23
Rank: #1755 (-270)
30K → 20M
10:46 | 7:55/mi
21M
2:18:08
Rank: #1999 (-244)
20M → 21M
8:45 | 8:45/mi
35K· 21.75 mi
2:23:54
Rank: #2111 (-112)
21M → 35K
5:46 | 7:42/mi
23M
2:34:55
Rank: #2502 (-391)
35K → 23M
11:01 | 8:48/mi
24M
2:43:16
Rank: #2778 (-276)
23M → 24M
8:21 | 8:21/mi
40K· 24.85 mi
2:51:23
Rank: #3158 (-380)
24M → 40K
8:07 | 9:30/mi
25.2M
2:54:29
Rank: #3192 (-34)
40K → 25.2M
3:06 | 8:59/mi
Finish· 26.22 mi
3:03:25
Rank: #3410 (-218)
25.2M → Finish
8:56 | 8:46/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:19:15
Pace6:03 /mi
2nd Half
Distance13.11 mi
Time1:44:10
Pace7:57 /mi
📊Positive Split: 31.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:18:3618:235:5518:23
5:55
-
10K
6.21 mi10:37:2237:095:5918:46
6:02
+0:07
15K
9.32 mi10:56:0555:526:0018:43
6:01
-0:01
20K
12.43 mi11:15:171:15:046:0219:12
6:11
+0:10
Half
13.11 mi11:19:281:19:156:034:11
6:08
-0:03
25K
15.53 mi11:35:311:35:186:0816:03
6:37
+0:29
30K
18.64 mi11:58:501:58:376:2223:19
7:30
+0:53
20M
20.00 mi12:09:362:09:236:2810:46
7:55
+0:25
21M
21.00 mi12:18:212:18:086:358:45
8:45
+0:50
35K
21.75 mi12:24:072:23:546:375:46
7:42
-1:03
23M
23.00 mi12:35:082:34:556:4411:01
8:48
+1:06
24M
24.00 mi12:43:292:43:166:488:21
8:21
-0:27
40K
24.85 mi12:51:362:51:236:548:07
9:30
+1:09
25.2M
25.20 mi12:54:422:54:296:553:06
8:59
-0:31
Finish
26.22 mi13:03:383:03:257:008:56
8:46
-0:13

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

7:00 /mi

Slowest Pace

9:30 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:35:18

52% of race

Time at Steady Pace

39:51

22% of race

Time at Slower Pace

48:16

26% of race

Average Pace: 7:00 /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 mi10:18:3618:235:5518:23
5:55
#724
10K
6.21 mi10:37:2237:095:5918:46
6:02
#827
15K
9.32 mi10:56:0555:526:0018:43
6:01
#824
20K
12.43 mi11:15:171:15:046:0219:12
6:11
#849
Half
13.11 mi11:19:281:19:156:034:11
6:08
#862
25K
15.53 mi11:35:311:35:186:0816:03
6:37
#1015
30K
18.64 mi11:58:501:58:376:2223:19
7:30
#1485
20M
20.00 mi12:09:362:09:236:2810:46
7:55
#1755
21M
21.00 mi12:18:212:18:086:358:45
8:45
#1999
35K
21.75 mi12:24:072:23:546:375:46
7:42
#2111
23M
23.00 mi12:35:082:34:556:4411:01
8:48
#2502
24M
24.00 mi12:43:292:43:166:488:21
8:21
#2778
40K
24.85 mi12:51:362:51:236:548:07
9:30
#3158
25.2M
25.20 mi12:54:422:54:296:553:06
8:59
#3192
Finish
26.22 mi13:03:383:03:257:008:56
8:46
#3410
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi724694694836(Top 3%)810(Top 6%)810(Top 17%)
10K6.21 mi3.10 mi827-103799-105799-105990(Top 4%)953(Top 7%)953(Top 20%)
15K9.32 mi3.11 mi824+3796+3796+3836(Top 3%)810(Top 6%)810(Top 17%)
20K12.43 mi3.11 mi849-25815-19815-191017(Top 4%)981(Top 7%)981(Top 20%)
Half13.11 mi0.68 mi862-13827-12827-121136(Top 4%)1101(Top 8%)1101(Top 23%)
25K15.53 mi2.42 mi1015-153980-153980-1532231(Top 9%)2136(Top 15%)2136(Top 44%)
30K18.64 mi3.11 mi1485-4701434-4541434-4545103(Top 20%)4419(Top 30%)4419(Top 91%)
20M20.00 mi1.36 mi1755-2701695-2611695-2616320(Top 25%)5036(Top 35%)5036(Top 104%)
21M21.00 mi1.00 mi1999-2441919-2241919-2247343(Top 29%)5441(Top 37%)5441(Top 112%)
35K21.75 mi0.75 mi2111-1122023-1042023-1046085(Top 24%)4713(Top 32%)4713(Top 97%)
23M23.00 mi1.25 mi2502-3912374-3512374-35110048(Top 39%)6594(Top 45%)6594(Top 136%)
24M24.00 mi1.00 mi2778-2762618-2442618-2448519(Top 33%)5767(Top 40%)5767(Top 119%)
40K24.85 mi0.85 mi3158-3802941-3232941-32313051(Top 51%)7944(Top 54%)7944(Top 164%)
25.2M25.20 mi0.35 mi3192-342967-262967-266420(Top 25%)4475(Top 31%)4475(Top 92%)
Finish26.22 mi1.02 mi3410-2183137-1703137-17012953(Top 51%)7968(Top 55%)7968(Top 164%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 3%
×21stories
+97ft-345ft

Overall

836

Males

810

M18-39

810

5K→10K

3.1 - 6.2 mi

Top 4%
×5stories
+79ft-138ft

Overall

990

Males

953

M18-39

953

10K→15K

6.2 - 9.3 mi

Top 3%
×3stories
+67ft-78ft

Overall

836

Males

810

M18-39

810

15K→20K

9.3 - 12.4 mi

Top 4%
×5stories
+106ft-86ft

Overall

1017

Males

981

M18-39

981

20K→Half

12.4 - 13.1 mi

Top 4%
×2stories
+19ft-37ft

Overall

1136

Males

1101

M18-39

1101

Half→25K

13.1 - 15.5 mi

Top 9%
×4stories
+66ft-88ft

Overall

2231

Males

2136

M18-39

2136

25K→30K

15.5 - 18.6 mi

Top 20%
×9stories
+181ft-148ft

Overall

5103

Males

4419

M18-39

4419

30K→20M

18.6 - 20.0 mi

Top 25%
×5stories
+64ft-50ft

Overall

6320

Males

5036

M18-39

5036

20M→21M

20.0 - 21.0 mi

Top 29%
×8stories
+106ft-24ft

Overall

7343

Males

5441

M18-39

5441

21M→35K

21.0 - 21.8 mi

Top 24%
×7stories
+17ft-86ft

Overall

6085

Males

4713

M18-39

4713

35K→23M

21.8 - 23.0 mi

Top 39%
×5stories
+23ft-63ft

Overall

10048

Males

6594

M18-39

6594

23M→24M

23.0 - 24.0 mi

Top 33%
×6stories
+12ft-82ft

Overall

8519

Males

5767

M18-39

5767

24M→40K

24.0 - 24.9 mi

Top 51%
×1story
+6ft-20ft

Overall

13051

Males

7944

M18-39

7944

40K→25.2M

24.9 - 25.2 mi

Top 25%
×1story
+13ft-16ft

Overall

6420

Males

4475

M18-39

4475

25.2M→Finish

25.2 - 26.2 mi

Top 51%
×2stories
+22ft-21ft

Overall

12953

Males

7968

M18-39

7968

Passing Analysis

Category:
Athletes Passed
184
Passed By
2870
Net Change
-2686
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#724
5K → 10K10113-103#724#827
10K → 15K3431+3#827#824
15K → 20K2954-25#824#849
20K → Half316-13#849#862
Half → 25K16169-153#862#1015
25K → 30K7477-470#1015#1485
30K → 20M9279-270#1485#1755
20M → 21M10254-244#1755#1999
21M → 35K10122-112#1999#2111
35K → 23M7398-391#2111#2502
23M → 24M10286-276#2502#2778
24M → 40K6386-380#2778#3158
40K → 25.2M1145-34#3158#3192
25.2M → Finish22240-218#3192#3410
TOTALS1842870-2686
📊

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