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BOSTON MARATHON 2024

Matthew Iarrobino

Bib: 8771•M

CO

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Top 31%
Gender (Male)
#0 / 14578
Top 43%
Masters (Masters Men)
#0 / 9729
Top 32%
Division (M45-49)
#0 / 2218
Top 45%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:21
Rank: #3652
Start → 5K
20:21 | 6:33/mi
10K· 6.21 mi
41:25
Rank: #4277 (-625)
5K → 10K
21:04 | 6:47/mi
15K· 9.32 mi
1:03:02
Rank: #4854 (-577)
10K → 15K
21:37 | 6:57/mi
20K· 12.43 mi
1:26:14
Rank: #5780 (-926)
15K → 20K
23:12 | 7:28/mi
Half· 13.11 mi
1:31:26
Rank: #5978 (-198)
20K → Half
5:12 | 7:37/mi
25K· 15.53 mi
1:50:46
Rank: #6527 (-549)
Half → 25K
19:20 | 7:58/mi
30K· 18.64 mi
2:17:25
Rank: #7262 (-735)
25K → 30K
26:39 | 8:35/mi
20M
2:29:11
Rank: #7438 (-176)
30K → 20M
11:46 | 8:40/mi
21M
2:38:48
Rank: #7650 (-212)
20M → 21M
9:37 | 9:37/mi
35K· 21.75 mi
2:45:19
Rank: #7770 (-120)
21M → 35K
6:31 | 8:43/mi
23M
2:57:01
Rank: #8016 (-246)
35K → 23M
11:42 | 9:21/mi
24M
3:05:26
Rank: #8010 (+6)
23M → 24M
8:25 | 8:25/mi
40K· 24.85 mi
3:12:40
Rank: #7979 (+31)
24M → 40K
7:14 | 8:28/mi
25.2M
3:15:54
Rank: #7949 (+30)
40K → 25.2M
3:14 | 9:23/mi
Finish· 26.22 mi
3:24:15
Rank: #7987 (-38)
25.2M → Finish
8:21 | 8:12/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:31:26
Pace6:58 /mi
2nd Half
Distance13.11 mi
Time1:52:49
Pace8:36 /mi
📊Positive Split: 23.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:45:2320:216:3320:21
6:33
-
10K
6.21 mi11:06:2741:256:4021:04
6:47
+0:14
15K
9.32 mi11:28:041:03:026:4621:37
6:57
+0:10
20K
12.43 mi11:51:161:26:146:5623:12
7:28
+0:31
Half
13.11 mi11:56:281:31:266:585:12
7:37
+0:09
25K
15.53 mi12:15:481:50:467:0819:20
7:58
+0:21
30K
18.64 mi12:42:272:17:257:2226:39
8:35
+0:37
20M
20.00 mi12:54:132:29:117:2811:46
8:40
+0:05
21M
21.00 mi13:03:502:38:487:349:37
9:37
+0:57
35K
21.75 mi13:10:212:45:197:366:31
8:43
-0:54
23M
23.00 mi13:22:032:57:017:4211:42
9:21
+0:38
24M
24.00 mi13:30:283:05:267:448:25
8:25
-0:56
40K
24.85 mi13:37:423:12:407:457:14
8:28
+0:03
25.2M
25.20 mi13:40:563:15:547:463:14
9:23
+0:55
Finish
26.22 mi13:49:173:24:157:488:21
8:12
-1:11

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

6:33 /mi

Average Pace

7:48 /mi

Slowest Pace

9:37 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:31:26

45% of race

Time at Steady Pace

1:28:16

43% of race

Time at Slower Pace

24:33

12% of race

Average Pace: 7:47 /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 mi10:45:2320:216:3320:21
6:33
#3652
10K
6.21 mi11:06:2741:256:4021:04
6:47
#4277
15K
9.32 mi11:28:041:03:026:4621:37
6:57
#4854
20K
12.43 mi11:51:161:26:146:5623:12
7:28
#5780
Half
13.11 mi11:56:281:31:266:585:12
7:37
#5978
25K
15.53 mi12:15:481:50:467:0819:20
7:58
#6527
30K
18.64 mi12:42:272:17:257:2226:39
8:35
#7262
20M
20.00 mi12:54:132:29:117:2811:46
8:40
#7438
21M
21.00 mi13:03:502:38:487:349:37
9:37
#7650
35K
21.75 mi13:10:212:45:197:366:31
8:43
#7770
23M
23.00 mi13:22:032:57:017:4211:42
9:21
#8016
24M
24.00 mi13:30:283:05:267:448:25
8:25
#8010
40K
24.85 mi13:37:423:12:407:457:14
8:28
#7979
25.2M
25.20 mi13:40:563:15:547:463:14
9:23
#7949
Finish
26.22 mi13:49:173:24:157:488:21
8:12
#7987
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi3652346834685963(Top 23%)5360(Top 37%)5360(Top 242%)
10K6.21 mi3.10 mi4277-6254028-5604028-5605023(Top 20%)4646(Top 32%)4646(Top 209%)
15K9.32 mi3.11 mi4854-5774508-4804508-4805963(Top 23%)5360(Top 37%)5360(Top 242%)
20K12.43 mi3.11 mi5780-9265232-7245232-7248133(Top 32%)6674(Top 46%)6674(Top 301%)
Half13.11 mi0.68 mi5978-1985379-1475379-1479937(Top 39%)7634(Top 52%)7634(Top 344%)
25K15.53 mi2.42 mi6527-5495734-3555734-35510007(Top 39%)7493(Top 51%)7493(Top 338%)
30K18.64 mi3.11 mi7262-7356166-4326166-43211037(Top 43%)7803(Top 54%)7803(Top 352%)
20M20.00 mi1.36 mi7438-1766224-586224-5810292(Top 40%)7170(Top 49%)7170(Top 323%)
21M21.00 mi1.00 mi7650-2126293-696293-6911331(Top 44%)7389(Top 51%)7389(Top 333%)
35K21.75 mi0.75 mi7770-1206333-406333-4011825(Top 46%)7593(Top 52%)7593(Top 342%)
23M23.00 mi1.25 mi8016-2466405-726405-7212777(Top 50%)7948(Top 55%)7948(Top 358%)
24M24.00 mi1.00 mi8010+66364+416364+418928(Top 35%)5986(Top 41%)5986(Top 270%)
40K24.85 mi0.85 mi7979+316293+716293+718130(Top 32%)5460(Top 37%)5460(Top 246%)
25.2M25.20 mi0.35 mi7949+306257+366257+368188(Top 32%)5417(Top 37%)5417(Top 244%)
Finish26.22 mi1.02 mi7987-386236+216236+219715(Top 38%)6314(Top 43%)6314(Top 285%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 23%
×21stories
+97ft-345ft

Overall

5963

Males

5360

M45-49

5360

5K→10K

3.1 - 6.2 mi

Top 20%
×5stories
+79ft-138ft

Overall

5023

Males

4646

M45-49

4646

10K→15K

6.2 - 9.3 mi

Top 23%
×3stories
+67ft-78ft

Overall

5963

Males

5360

M45-49

5360

15K→20K

9.3 - 12.4 mi

Top 32%
×5stories
+106ft-86ft

Overall

8133

Males

6674

M45-49

6674

20K→Half

12.4 - 13.1 mi

Top 39%
×2stories
+19ft-37ft

Overall

9937

Males

7634

M45-49

7634

Half→25K

13.1 - 15.5 mi

Top 39%
×4stories
+66ft-88ft

Overall

10007

Males

7493

M45-49

7493

25K→30K

15.5 - 18.6 mi

Top 43%
×9stories
+181ft-148ft

Overall

11037

Males

7803

M45-49

7803

30K→20M

18.6 - 20.0 mi

Top 40%
×5stories
+64ft-50ft

Overall

10292

Males

7170

M45-49

7170

20M→21M

20.0 - 21.0 mi

Top 44%
×8stories
+106ft-24ft

Overall

11331

Males

7389

M45-49

7389

21M→35K

21.0 - 21.8 mi

Top 46%
×7stories
+17ft-86ft

Overall

11825

Males

7593

M45-49

7593

35K→23M

21.8 - 23.0 mi

Top 50%
×5stories
+23ft-63ft

Overall

12777

Males

7948

M45-49

7948

23M→24M

23.0 - 24.0 mi

Top 35%
×6stories
+12ft-82ft

Overall

8928

Males

5986

M45-49

5986

24M→40K

24.0 - 24.9 mi

Top 32%
×1story
+6ft-20ft

Overall

8130

Males

5460

M45-49

5460

40K→25.2M

24.9 - 25.2 mi

Top 32%
×1story
+13ft-16ft

Overall

8188

Males

5417

M45-49

5417

25.2M→Finish

25.2 - 26.2 mi

Top 38%
×2stories
+22ft-21ft

Overall

9715

Males

6314

M45-49

6314

Passing Analysis

Category:
Athletes Passed
781
Passed By
5116
Net Change
-4335
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3652
5K → 10K30655-625#3652#4277
10K → 15K27604-577#4277#4854
15K → 20K37963-926#4854#5780
20K → Half2200-198#5780#5978
Half → 25K44593-549#5978#6527
25K → 30K70805-735#6527#7262
30K → 20M65241-176#7262#7438
20M → 21M66278-212#7438#7650
21M → 35K45165-120#7650#7770
35K → 23M80326-246#7770#8016
23M → 24M8781+6#8016#8010
24M → 40K10978+31#8010#7979
40K → 25.2M5222+30#7979#7949
25.2M → Finish67105-38#7949#7987
TOTALS7815116-4335
📊

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