Boston Marathon logo
BOSTON MARATHON 2024

Zachary Blanco

Bib: 3047•M

CA

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 25550
Top 10%
Gender (Male)
#0 / 14578
Top 17%
Division (M18-39)
#0 / 4849
Top 36%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
19:57
Rank: #2834
Start → 5K
19:57 | 6:25/mi
10K· 6.21 mi
40:18
Rank: #3058 (-224)
5K → 10K
20:21 | 6:33/mi
15K· 9.32 mi
1:00:36
Rank: #2981 (+77)
10K → 15K
20:18 | 6:32/mi
20K· 12.43 mi
1:21:23
Rank: #2979 (+2)
15K → 20K
20:47 | 6:41/mi
Half· 13.11 mi
1:25:46
Rank: #2921 (+58)
20K → Half
4:23 | 6:25/mi
25K· 15.53 mi
1:42:01
Rank: #2792 (+129)
Half → 25K
16:15 | 6:42/mi
30K· 18.64 mi
2:03:47
Rank: #2704 (+88)
25K → 30K
21:46 | 7:00/mi
20M
2:13:33
Rank: #2701 (+3)
30K → 20M
9:46 | 7:11/mi
21M
2:21:11
Rank: #2675 (+26)
20M → 21M
7:38 | 7:38/mi
35K· 21.75 mi
2:26:08
Rank: #2592 (+83)
21M → 35K
4:57 | 6:37/mi
23M
2:35:32
Rank: #2637 (-45)
35K → 23M
9:24 | 7:30/mi
24M
2:43:00
Rank: #2695 (-58)
23M → 24M
7:28 | 7:28/mi
40K· 24.85 mi
2:49:31
Rank: #2739 (-44)
24M → 40K
6:31 | 7:37/mi
25.2M
2:52:19
Rank: #2734 (+5)
40K → 25.2M
2:48 | 8:07/mi
Finish· 26.22 mi
2:58:48
Rank: #2604 (+130)
25.2M → Finish
6:29 | 6:22/mi

The Course

Is this your race?

Claim it — unlock a deeper AI report on this race, free

A personalized Race Performance Report that goes beyond this page — emailed to you, built from your real splits.

Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:25:46
Pace6:33 /mi
2nd Half
Distance13.11 mi
Time1:33:02
Pace7:06 /mi
📊Positive Split: 8.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:22:0819:576:2519:57
6:25
-
10K
6.21 mi10:42:2940:186:2920:21
6:33
+0:08
15K
9.32 mi11:02:471:00:366:3020:18
6:32
-0:01
20K
12.43 mi11:23:341:21:236:3320:47
6:41
+0:09
Half
13.11 mi11:27:571:25:466:334:23
6:25
-0:16
25K
15.53 mi11:44:121:42:016:3416:15
6:42
+0:17
30K
18.64 mi12:05:582:03:476:3821:46
7:00
+0:18
20M
20.00 mi12:15:442:13:336:419:46
7:11
+0:11
21M
21.00 mi12:23:222:21:116:437:38
7:38
+0:27
35K
21.75 mi12:28:192:26:086:434:57
6:37
-1:01
23M
23.00 mi12:37:432:35:326:469:24
7:30
+0:53
24M
24.00 mi12:45:112:43:006:487:28
7:28
-0:02
40K
24.85 mi12:51:422:49:316:496:31
7:37
+0:09
25.2M
25.20 mi12:54:302:52:196:502:48
8:07
+0:30
Finish
26.22 mi13:00:592:58:486:496:29
6:22
-1:45

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

6:22 /mi

Average Pace

6:49 /mi

Slowest Pace

8:07 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

30:49

17% of race

Time at Steady Pace

1:22:38

46% of race

Time at Slower Pace

1:05:21

37% of race

Average Pace: 6:49 /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 mi10:22:0819:576:2519:57
6:25
#2834
10K
6.21 mi10:42:2940:186:2920:21
6:33
#3058
15K
9.32 mi11:02:471:00:366:3020:18
6:32
#2981
20K
12.43 mi11:23:341:21:236:3320:47
6:41
#2979
Half
13.11 mi11:27:571:25:466:334:23
6:25
#2921
25K
15.53 mi11:44:121:42:016:3416:15
6:42
#2792
30K
18.64 mi12:05:582:03:476:3821:46
7:00
#2704
20M
20.00 mi12:15:442:13:336:419:46
7:11
#2701
21M
21.00 mi12:23:222:21:116:437:38
7:38
#2675
35K
21.75 mi12:28:192:26:086:434:57
6:37
#2592
23M
23.00 mi12:37:432:35:326:469:24
7:30
#2637
24M
24.00 mi12:45:112:43:006:487:28
7:28
#2695
40K
24.85 mi12:51:422:49:316:496:31
7:37
#2739
25.2M
25.20 mi12:54:302:52:196:502:48
8:07
#2734
Finish
26.22 mi13:00:592:58:486:496:29
6:22
#2604
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi2834271527152893(Top 11%)2761(Top 19%)2761(Top 57%)
10K6.21 mi3.10 mi3058-2242919-2042919-2043305(Top 13%)3140(Top 22%)3140(Top 65%)
15K9.32 mi3.11 mi2981+772850+692850+692893(Top 11%)2761(Top 19%)2761(Top 57%)
20K12.43 mi3.11 mi2979+22846+42846+43143(Top 12%)2988(Top 20%)2988(Top 62%)
Half13.11 mi0.68 mi2921+582792+542792+542237(Top 9%)2153(Top 15%)2153(Top 44%)
25K15.53 mi2.42 mi2792+1292662+1302662+1302645(Top 10%)2511(Top 17%)2511(Top 52%)
30K18.64 mi3.11 mi2704+882572+902572+902897(Top 11%)2700(Top 19%)2700(Top 56%)
20M20.00 mi1.36 mi2701+32564+82564+83081(Top 12%)2810(Top 19%)2810(Top 58%)
21M21.00 mi1.00 mi2675+262537+272537+272903(Top 11%)2617(Top 18%)2617(Top 54%)
35K21.75 mi0.75 mi2592+832459+782459+781624(Top 6%)1520(Top 10%)1520(Top 31%)
23M23.00 mi1.25 mi2637-452494-352494-353627(Top 14%)3121(Top 21%)3121(Top 64%)
24M24.00 mi1.00 mi2695-582542-482542-483987(Top 16%)3293(Top 23%)3293(Top 68%)
40K24.85 mi0.85 mi2739-442573-312573-313965(Top 16%)3179(Top 22%)3179(Top 66%)
25.2M25.20 mi0.35 mi2734+52569+42569+43075(Top 12%)2564(Top 18%)2564(Top 53%)
Finish26.22 mi1.02 mi2604+1302446+1232446+1231048(Top 4%)965(Top 7%)965(Top 20%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 11%
×21stories
+97ft-345ft

Overall

2893

Males

2761

M18-39

2761

5K→10K

3.1 - 6.2 mi

Top 13%
×5stories
+79ft-138ft

Overall

3305

Males

3140

M18-39

3140

10K→15K

6.2 - 9.3 mi

Top 11%
×3stories
+67ft-78ft

Overall

2893

Males

2761

M18-39

2761

15K→20K

9.3 - 12.4 mi

Top 12%
×5stories
+106ft-86ft

Overall

3143

Males

2988

M18-39

2988

20K→Half

12.4 - 13.1 mi

Top 9%
×2stories
+19ft-37ft

Overall

2237

Males

2153

M18-39

2153

Half→25K

13.1 - 15.5 mi

Top 10%
×4stories
+66ft-88ft

Overall

2645

Males

2511

M18-39

2511

25K→30K

15.5 - 18.6 mi

Top 11%
×9stories
+181ft-148ft

Overall

2897

Males

2700

M18-39

2700

30K→20M

18.6 - 20.0 mi

Top 12%
×5stories
+64ft-50ft

Overall

3081

Males

2810

M18-39

2810

20M→21M

20.0 - 21.0 mi

Top 11%
×8stories
+106ft-24ft

Overall

2903

Males

2617

M18-39

2617

21M→35K

21.0 - 21.8 mi

Top 6%
×7stories
+17ft-86ft

Overall

1624

Males

1520

M18-39

1520

35K→23M

21.8 - 23.0 mi

Top 14%
×5stories
+23ft-63ft

Overall

3627

Males

3121

M18-39

3121

23M→24M

23.0 - 24.0 mi

Top 16%
×6stories
+12ft-82ft

Overall

3987

Males

3293

M18-39

3293

24M→40K

24.0 - 24.9 mi

Top 16%
×1story
+6ft-20ft

Overall

3965

Males

3179

M18-39

3179

40K→25.2M

24.9 - 25.2 mi

Top 12%
×1story
+13ft-16ft

Overall

3075

Males

2564

M18-39

2564

25.2M→Finish

25.2 - 26.2 mi

Top 4%
×2stories
+22ft-21ft

Overall

1048

Males

965

M18-39

965

Passing Analysis

Category:
Athletes Passed
1250
Passed By
1020
Net Change
+230
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2834
5K → 10K64288-224#2834#3058
10K → 15K14871+77#3058#2981
15K → 20K110108+2#2981#2979
20K → Half613+58#2979#2921
Half → 25K15829+129#2921#2792
25K → 30K191103+88#2792#2704
30K → 20M6865+3#2704#2701
20M → 21M7549+26#2701#2675
21M → 35K863+83#2675#2592
35K → 23M5196-45#2592#2637
23M → 24M3391-58#2637#2695
24M → 40K4387-44#2695#2739
40K → 25.2M2823+5#2739#2734
25.2M → Finish1344+130#2734#2604
TOTALS12501020+230
📊

Passing Visuals

Category:
Loading...

🔥Passing Intensity

Loading...

🔄Passing Circle

Loading...

🌊Position Flow

Loading...

🏃Race Lanes

Loading...

Upload your GPX file

Supports Garmin, Apple Watch, Polar, Suunto, COROS, Strava, and other apps

.gpx files up to 10MB

Export Track Data

Download your race performance as a GPX or TCX file to import into Strava, Garmin Connect, or other fitness apps.

Questions or issues regarding timing data?

If you notice any discrepancies in your timing data or have questions about your results, our support team can help.

Contact Race Support
Share Feedback

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing