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BOSTON MARATHON 2024

Ivan Castro

Bib: 5724•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Top 10%
Gender (Male)
#0 / 14578
Top 17%
Masters (Masters Men)
#0 / 9729
Top 7%
Division (M40-44)
#0 / 2009
Top 21%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:36
Rank: #4236
Start → 5K
20:36 | 6:38/mi
10K· 6.21 mi
41:19
Rank: #4148 (+88)
5K → 10K
20:43 | 6:40/mi
15K· 9.32 mi
1:02:11
Rank: #4077 (+71)
10K → 15K
20:52 | 6:43/mi
20K· 12.43 mi
1:23:17
Rank: #3966 (+111)
15K → 20K
21:06 | 6:47/mi
Half· 13.11 mi
1:27:48
Rank: #3919 (+47)
20K → Half
4:31 | 6:37/mi
25K· 15.53 mi
1:44:23
Rank: #3793 (+126)
Half → 25K
16:35 | 6:50/mi
30K· 18.64 mi
2:06:36
Rank: #3658 (+135)
25K → 30K
22:13 | 7:09/mi
20M
2:16:15
Rank: #3507 (+151)
30K → 20M
9:39 | 7:06/mi
21M
2:23:44
Rank: #3379 (+128)
20M → 21M
7:29 | 7:29/mi
35K· 21.75 mi
2:28:49
Rank: #3308 (+71)
21M → 35K
5:05 | 6:48/mi
23M
2:37:26
Rank: #3097 (+211)
35K → 23M
8:37 | 6:53/mi
24M
2:44:07
Rank: #2973 (+124)
23M → 24M
6:41 | 6:41/mi
40K· 24.85 mi
2:49:51
Rank: #2822 (+151)
24M → 40K
5:44 | 6:42/mi
25.2M
2:52:22
Rank: #2743 (+79)
40K → 25.2M
2:31 | 7:18/mi
Finish· 26.22 mi
2:59:07
Rank: #2675 (+68)
25.2M → Finish
6:45 | 6:37/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:27:48
Pace6:42 /mi
2nd Half
Distance13.11 mi
Time1:31:19
Pace6:58 /mi
📊Positive Split: 4.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:24:4320:366:3820:36
6:38
-
10K
6.21 mi10:45:2641:196:3920:43
6:40
+0:02
15K
9.32 mi11:06:181:02:116:4020:52
6:43
+0:03
20K
12.43 mi11:27:241:23:176:4221:06
6:47
+0:04
Half
13.11 mi11:31:551:27:486:424:31
6:37
-0:10
25K
15.53 mi11:48:301:44:236:4316:35
6:50
+0:13
30K
18.64 mi12:10:432:06:366:4722:13
7:09
+0:19
20M
20.00 mi12:20:222:16:156:499:39
7:06
-0:03
21M
21.00 mi12:27:512:23:446:517:29
7:29
+0:23
35K
21.75 mi12:32:562:28:496:515:05
6:48
-0:41
23M
23.00 mi12:41:332:37:266:518:37
6:53
+0:05
24M
24.00 mi12:48:142:44:076:506:41
6:41
-0:12
40K
24.85 mi12:53:582:49:516:505:44
6:42
+0:01
25.2M
25.20 mi12:56:292:52:226:502:31
7:18
+0:36
Finish
26.22 mi13:03:142:59:076:506:45
6:37
-0:41

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

6:37 /mi

Average Pace

6:50 /mi

Slowest Pace

7:29 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:49:07

94% of race

Time at Steady Pace

10:00

6% of race

Time at Slower Pace

0:00

0% 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 mi10:24:4320:366:3820:36
6:38
#4236
10K
6.21 mi10:45:2641:196:3920:43
6:40
#4148
15K
9.32 mi11:06:181:02:116:4020:52
6:43
#4077
20K
12.43 mi11:27:241:23:176:4221:06
6:47
#3966
Half
13.11 mi11:31:551:27:486:424:31
6:37
#3919
25K
15.53 mi11:48:301:44:236:4316:35
6:50
#3793
30K
18.64 mi12:10:432:06:366:4722:13
7:09
#3658
20M
20.00 mi12:20:222:16:156:499:39
7:06
#3507
21M
21.00 mi12:27:512:23:446:517:29
7:29
#3379
35K
21.75 mi12:32:562:28:496:515:05
6:48
#3308
23M
23.00 mi12:41:332:37:266:518:37
6:53
#3097
24M
24.00 mi12:48:142:44:076:506:41
6:41
#2973
40K
24.85 mi12:53:582:49:516:505:44
6:42
#2822
25.2M
25.20 mi12:56:292:52:226:502:31
7:18
#2743
Finish
26.22 mi13:03:142:59:076:506:45
6:37
#2675
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi4236399239924029(Top 16%)3789(Top 26%)3789(Top 189%)
10K6.21 mi3.10 mi4148+883912+803912+804058(Top 16%)3815(Top 26%)3815(Top 190%)
15K9.32 mi3.11 mi4077+713837+753837+754029(Top 16%)3789(Top 26%)3789(Top 189%)
20K12.43 mi3.11 mi3966+1113735+1023735+1023787(Top 15%)3557(Top 24%)3557(Top 177%)
Half13.11 mi0.68 mi3919+473694+413694+413267(Top 13%)3101(Top 21%)3101(Top 154%)
25K15.53 mi2.42 mi3793+1263579+1153579+1153422(Top 13%)3198(Top 22%)3198(Top 159%)
30K18.64 mi3.11 mi3658+1353438+1413438+1413572(Top 14%)3261(Top 22%)3261(Top 162%)
20M20.00 mi1.36 mi3507+1513290+1483290+1482771(Top 11%)2552(Top 18%)2552(Top 127%)
21M21.00 mi1.00 mi3379+1283166+1243166+1242448(Top 10%)2246(Top 15%)2246(Top 112%)
35K21.75 mi0.75 mi3308+713100+663100+662266(Top 9%)2083(Top 14%)2083(Top 104%)
23M23.00 mi1.25 mi3097+2112902+1982902+1981560(Top 6%)1459(Top 10%)1459(Top 73%)
24M24.00 mi1.00 mi2973+1242790+1122790+1121348(Top 5%)1256(Top 9%)1256(Top 63%)
40K24.85 mi0.85 mi2822+1512650+1402650+1401109(Top 4%)1030(Top 7%)1030(Top 51%)
25.2M25.20 mi0.35 mi2743+792577+732577+731046(Top 4%)967(Top 7%)967(Top 48%)
Finish26.22 mi1.02 mi2675+682507+702507+701746(Top 7%)1544(Top 11%)1544(Top 77%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 16%
×21stories
+97ft-345ft

Overall

4029

Males

3789

M40-44

3789

5K→10K

3.1 - 6.2 mi

Top 16%
×5stories
+79ft-138ft

Overall

4058

Males

3815

M40-44

3815

10K→15K

6.2 - 9.3 mi

Top 16%
×3stories
+67ft-78ft

Overall

4029

Males

3789

M40-44

3789

15K→20K

9.3 - 12.4 mi

Top 15%
×5stories
+106ft-86ft

Overall

3787

Males

3557

M40-44

3557

20K→Half

12.4 - 13.1 mi

Top 13%
×2stories
+19ft-37ft

Overall

3267

Males

3101

M40-44

3101

Half→25K

13.1 - 15.5 mi

Top 13%
×4stories
+66ft-88ft

Overall

3422

Males

3198

M40-44

3198

25K→30K

15.5 - 18.6 mi

Top 14%
×9stories
+181ft-148ft

Overall

3572

Males

3261

M40-44

3261

30K→20M

18.6 - 20.0 mi

Top 11%
×5stories
+64ft-50ft

Overall

2771

Males

2552

M40-44

2552

20M→21M

20.0 - 21.0 mi

Top 10%
×8stories
+106ft-24ft

Overall

2448

Males

2246

M40-44

2246

21M→35K

21.0 - 21.8 mi

Top 9%
×7stories
+17ft-86ft

Overall

2266

Males

2083

M40-44

2083

35K→23M

21.8 - 23.0 mi

Top 6%
×5stories
+23ft-63ft

Overall

1560

Males

1459

M40-44

1459

23M→24M

23.0 - 24.0 mi

Top 5%
×6stories
+12ft-82ft

Overall

1348

Males

1256

M40-44

1256

24M→40K

24.0 - 24.9 mi

Top 4%
×1story
+6ft-20ft

Overall

1109

Males

1030

M40-44

1030

40K→25.2M

24.9 - 25.2 mi

Top 4%
×1story
+13ft-16ft

Overall

1046

Males

967

M40-44

967

25.2M→Finish

25.2 - 26.2 mi

Top 7%
×2stories
+22ft-21ft

Overall

1746

Males

1544

M40-44

1544

Passing Analysis

Category:
Athletes Passed
2120
Passed By
559
Net Change
+1561
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4236
5K → 10K225137+88#4236#4148
10K → 15K16190+71#4148#4077
15K → 20K19887+111#4077#3966
20K → Half514+47#3966#3919
Half → 25K17953+126#3919#3793
25K → 30K258123+135#3793#3658
30K → 20M16716+151#3658#3507
20M → 21M14214+128#3507#3379
21M → 35K787+71#3379#3308
35K → 23M2154+211#3308#3097
23M → 24M1251+124#3097#2973
24M → 40K1532+151#2973#2822
40K → 25.2M790+79#2822#2743
25.2M → Finish8921+68#2743#2675
TOTALS2120559+1561
📊

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