Boston Marathon logo
BOSTON MARATHON 2024

Isaac Inacio

Bib: 2417•M

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 25550
Top 11%
Gender (Male)
#0 / 14578
Top 18%
Division (M18-39)
#0 / 4849
Top 38%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
19:18
Rank: #1686
Start → 5K
19:18 | 6:13/mi
10K· 6.21 mi
38:32
Rank: #1546 (+140)
5K → 10K
19:14 | 6:11/mi
15K· 9.32 mi
57:52
Rank: #1513 (+33)
10K → 15K
19:20 | 6:13/mi
20K· 12.43 mi
1:17:24
Rank: #1431 (+82)
15K → 20K
19:32 | 6:17/mi
Half· 13.11 mi
1:21:40
Rank: #1426 (+5)
20K → Half
4:16 | 6:15/mi
25K· 15.53 mi
1:37:07
Rank: #1389 (+37)
Half → 25K
15:27 | 6:22/mi
30K· 18.64 mi
1:58:13
Rank: #1410 (-21)
25K → 30K
21:06 | 6:47/mi
20M
2:07:38
Rank: #1420 (-10)
30K → 20M
9:25 | 6:56/mi
21M
2:15:26
Rank: #1481 (-61)
20M → 21M
7:48 | 7:48/mi
35K· 21.75 mi
2:21:04
Rank: #1586 (-105)
21M → 35K
5:38 | 7:32/mi
23M
2:32:27
Rank: #2000 (-414)
35K → 23M
11:23 | 9:05/mi
24M
2:41:10
Rank: #2305 (-305)
23M → 24M
8:43 | 8:43/mi
40K· 24.85 mi
2:48:33
Rank: #2514 (-209)
24M → 40K
7:23 | 8:38/mi
25.2M
2:51:34
Rank: #2562 (-48)
40K → 25.2M
3:01 | 8:45/mi
Finish· 26.22 mi
2:59:20
Rank: #2727 (-165)
25.2M → Finish
7:46 | 7:37/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
Time1:21:40
Pace6:14 /mi
2nd Half
Distance13.11 mi
Time1:37:40
Pace7:27 /mi
📊Positive Split: 19.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:20:1319:186:1319:18
6:13
-
10K
6.21 mi10:39:2738:326:1219:14
6:11
-0:02
15K
9.32 mi10:58:4757:526:1319:20
6:13
+0:02
20K
12.43 mi11:18:191:17:246:1419:32
6:17
+0:04
Half
13.11 mi11:22:351:21:406:144:16
6:15
-0:02
25K
15.53 mi11:38:021:37:076:1515:27
6:22
+0:07
30K
18.64 mi11:59:081:58:136:2121:06
6:47
+0:25
20M
20.00 mi12:08:332:07:386:239:25
6:56
+0:09
21M
21.00 mi12:16:212:15:266:277:48
7:48
+0:52
35K
21.75 mi12:21:592:21:046:295:38
7:32
-0:16
23M
23.00 mi12:33:222:32:276:3811:23
9:05
+1:33
24M
24.00 mi12:42:052:41:106:438:43
8:43
-0:22
40K
24.85 mi12:49:282:48:336:477:23
8:38
-0:05
25.2M
25.20 mi12:52:292:51:346:483:01
8:45
+0:07
Finish
26.22 mi13:00:152:59:206:517:46
7:37
-1:08

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

6:11 /mi

Average Pace

6:51 /mi

Slowest Pace

9:05 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:37:07

54% of race

Time at Steady Pace

30:31

17% of race

Time at Slower Pace

51:42

29% of race

Average Pace: 6:50 /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 mi10:20:1319:186:1319:18
6:13
#1686
10K
6.21 mi10:39:2738:326:1219:14
6:11
#1546
15K
9.32 mi10:58:4757:526:1319:20
6:13
#1513
20K
12.43 mi11:18:191:17:246:1419:32
6:17
#1431
Half
13.11 mi11:22:351:21:406:144:16
6:15
#1426
25K
15.53 mi11:38:021:37:076:1515:27
6:22
#1389
30K
18.64 mi11:59:081:58:136:2121:06
6:47
#1410
20M
20.00 mi12:08:332:07:386:239:25
6:56
#1420
21M
21.00 mi12:16:212:15:266:277:48
7:48
#1481
35K
21.75 mi12:21:592:21:046:295:38
7:32
#1586
23M
23.00 mi12:33:222:32:276:3811:23
9:05
#2000
24M
24.00 mi12:42:052:41:106:438:43
8:43
#2305
40K
24.85 mi12:49:282:48:336:477:23
8:38
#2514
25.2M
25.20 mi12:52:292:51:346:483:01
8:45
#2562
Finish
26.22 mi13:00:152:59:206:517:46
7:37
#2727
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi1686162816281456(Top 6%)1410(Top 10%)1410(Top 29%)
10K6.21 mi3.10 mi1546+1401495+1331495+1331470(Top 6%)1424(Top 10%)1424(Top 29%)
15K9.32 mi3.11 mi1513+331467+281467+281456(Top 6%)1410(Top 10%)1410(Top 29%)
20K12.43 mi3.11 mi1431+821385+821385+821318(Top 5%)1274(Top 9%)1274(Top 26%)
Half13.11 mi0.68 mi1426+51380+51380+51543(Top 6%)1496(Top 10%)1496(Top 31%)
25K15.53 mi2.42 mi1389+371344+361344+361359(Top 5%)1312(Top 9%)1312(Top 27%)
30K18.64 mi3.11 mi1410-211361-171361-171911(Top 7%)1811(Top 12%)1811(Top 37%)
20M20.00 mi1.36 mi1420-101371-101371-102083(Top 8%)1957(Top 13%)1957(Top 40%)
21M21.00 mi1.00 mi1481-611427-561427-563445(Top 13%)3051(Top 21%)3051(Top 63%)
35K21.75 mi0.75 mi1586-1051525-981525-985157(Top 20%)4182(Top 29%)4182(Top 86%)
23M23.00 mi1.25 mi2000-4141915-3901915-39011610(Top 45%)7360(Top 50%)7360(Top 152%)
24M24.00 mi1.00 mi2305-3052188-2732188-27310637(Top 42%)6851(Top 47%)6851(Top 141%)
40K24.85 mi0.85 mi2514-2092366-1782366-1789005(Top 35%)5884(Top 40%)5884(Top 121%)
25.2M25.20 mi0.35 mi2562-482412-462412-465371(Top 21%)3906(Top 27%)3906(Top 81%)
Finish26.22 mi1.02 mi2727-1652553-1412553-1416242(Top 24%)4451(Top 31%)4451(Top 92%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 6%
×21stories
+97ft-345ft

Overall

1456

Males

1410

M18-39

1410

5K→10K

3.1 - 6.2 mi

Top 6%
×5stories
+79ft-138ft

Overall

1470

Males

1424

M18-39

1424

10K→15K

6.2 - 9.3 mi

Top 6%
×3stories
+67ft-78ft

Overall

1456

Males

1410

M18-39

1410

15K→20K

9.3 - 12.4 mi

Top 5%
×5stories
+106ft-86ft

Overall

1318

Males

1274

M18-39

1274

20K→Half

12.4 - 13.1 mi

Top 6%
×2stories
+19ft-37ft

Overall

1543

Males

1496

M18-39

1496

Half→25K

13.1 - 15.5 mi

Top 5%
×4stories
+66ft-88ft

Overall

1359

Males

1312

M18-39

1312

25K→30K

15.5 - 18.6 mi

Top 7%
×9stories
+181ft-148ft

Overall

1911

Males

1811

M18-39

1811

30K→20M

18.6 - 20.0 mi

Top 8%
×5stories
+64ft-50ft

Overall

2083

Males

1957

M18-39

1957

20M→21M

20.0 - 21.0 mi

Top 13%
×8stories
+106ft-24ft

Overall

3445

Males

3051

M18-39

3051

21M→35K

21.0 - 21.8 mi

Top 20%
×7stories
+17ft-86ft

Overall

5157

Males

4182

M18-39

4182

35K→23M

21.8 - 23.0 mi

Top 45%
×5stories
+23ft-63ft

Overall

11610

Males

7360

M18-39

7360

23M→24M

23.0 - 24.0 mi

Top 42%
×6stories
+12ft-82ft

Overall

10637

Males

6851

M18-39

6851

24M→40K

24.0 - 24.9 mi

Top 35%
×1story
+6ft-20ft

Overall

9005

Males

5884

M18-39

5884

40K→25.2M

24.9 - 25.2 mi

Top 21%
×1story
+13ft-16ft

Overall

5371

Males

3906

M18-39

3906

25.2M→Finish

25.2 - 26.2 mi

Top 24%
×2stories
+22ft-21ft

Overall

6242

Males

4451

M18-39

4451

Passing Analysis

Category:
Athletes Passed
625
Passed By
1666
Net Change
-1041
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1686
5K → 10K17636+140#1686#1546
10K → 15K6532+33#1546#1513
15K → 20K10018+82#1513#1431
20K → Half1510+5#1431#1426
Half → 25K7336+37#1426#1389
25K → 30K7798-21#1389#1410
30K → 20M3343-10#1410#1420
20M → 21M2586-61#1420#1481
21M → 35K10115-105#1481#1586
35K → 23M2416-414#1586#2000
23M → 24M7312-305#2000#2305
24M → 40K13222-209#2305#2514
40K → 25.2M1765-48#2514#2562
25.2M → Finish12177-165#2562#2727
TOTALS6251666-1041
📊

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