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BOSTON MARATHON 2024

Brian Walsh

Bib: 4550•M

MA

0:00
0:00
/ mi
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Overall
#0 / 25550
Top 35%
Gender (Male)
#0 / 14578
Top 46%
Division (M18-39)
#0 / 4849
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:37
Rank: #4308
Start → 5K
20:37 | 6:38/mi
10K· 6.21 mi
41:27
Rank: #4321 (-13)
5K → 10K
20:50 | 6:42/mi
15K· 9.32 mi
1:02:20
Rank: #4216 (+105)
10K → 15K
20:53 | 6:43/mi
20K· 12.43 mi
1:23:27
Rank: #4071 (+145)
15K → 20K
21:07 | 6:48/mi
Half· 13.11 mi
1:28:12
Rank: #4151 (-80)
20K → Half
4:45 | 6:58/mi
25K· 15.53 mi
1:46:40
Rank: #4883 (-732)
Half → 25K
18:28 | 7:37/mi
30K· 18.64 mi
2:11:52
Rank: #5435 (-552)
25K → 30K
25:12 | 8:07/mi
20M
2:23:19
Rank: #5611 (-176)
30K → 20M
11:27 | 8:26/mi
21M
2:33:01
Rank: #5893 (-282)
20M → 21M
9:42 | 9:42/mi
35K· 21.75 mi
2:40:17
Rank: #6251 (-358)
21M → 35K
7:16 | 9:43/mi
23M
2:51:57
Rank: #6538 (-287)
35K → 23M
11:40 | 9:19/mi
24M
3:02:51
Rank: #7297 (-759)
23M → 24M
10:54 | 10:54/mi
40K· 24.85 mi
3:12:49
Rank: #8020 (-723)
24M → 40K
9:58 | 11:39/mi
25.2M
3:18:42
Rank: #8679 (-659)
40K → 25.2M
5:53 | 17:04/mi
Finish· 26.22 mi
3:27:53
Rank: #8954 (-275)
25.2M → Finish
9:11 | 9:01/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:28:12
Pace6:44 /mi
2nd Half
Distance13.11 mi
Time1:59:41
Pace9:08 /mi
📊Positive Split: 35.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:23:5320:376:3820:37
6:38
-
10K
6.21 mi10:44:4341:276:4020:50
6:42
+0:04
15K
9.32 mi11:05:361:02:206:4120:53
6:43
+0:01
20K
12.43 mi11:26:431:23:276:4321:07
6:48
+0:05
Half
13.11 mi11:31:281:28:126:444:45
6:58
+0:10
25K
15.53 mi11:49:561:46:406:5218:28
7:37
+0:39
30K
18.64 mi12:15:082:11:527:0425:12
8:07
+0:30
20M
20.00 mi12:26:352:23:197:1011:27
8:26
+0:19
21M
21.00 mi12:36:172:33:017:179:42
9:42
+1:16
35K
21.75 mi12:43:332:40:177:227:16
9:43
+0:01
23M
23.00 mi12:55:132:51:577:2911:40
9:19
-0:24
24M
24.00 mi13:06:073:02:517:3710:54
10:54
+1:35
40K
24.85 mi13:16:053:12:497:459:58
11:39
+0:45
25.2M
25.20 mi13:21:583:18:427:535:53
17:04
+5:25
Finish
26.22 mi13:31:093:27:537:569:11
9:01
-8:03

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

6:38 /mi

Average Pace

7:56 /mi

Slowest Pace

17:04 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:28:12

42% of race

Time at Steady Pace

1:32:56

45% of race

Time at Slower Pace

26:45

13% of race

Average Pace: 7:56 /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 mi10:23:5320:376:3820:37
6:38
#4308
10K
6.21 mi10:44:4341:276:4020:50
6:42
#4321
15K
9.32 mi11:05:361:02:206:4120:53
6:43
#4216
20K
12.43 mi11:26:431:23:276:4321:07
6:48
#4071
Half
13.11 mi11:31:281:28:126:444:45
6:58
#4151
25K
15.53 mi11:49:561:46:406:5218:28
7:37
#4883
30K
18.64 mi12:15:082:11:527:0425:12
8:07
#5435
20M
20.00 mi12:26:352:23:197:1011:27
8:26
#5611
21M
21.00 mi12:36:172:33:017:179:42
9:42
#5893
35K
21.75 mi12:43:332:40:177:227:16
9:43
#6251
23M
23.00 mi12:55:132:51:577:2911:40
9:19
#6538
24M
24.00 mi13:06:073:02:517:3710:54
10:54
#7297
40K
24.85 mi13:16:053:12:497:459:58
11:39
#8020
25.2M
25.20 mi13:21:583:18:427:535:53
17:04
#8679
Finish
26.22 mi13:31:093:27:537:569:11
9:01
#8954
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi4308405740574082(Top 16%)3836(Top 26%)3836(Top 79%)
10K6.21 mi3.10 mi4321-134069-124069-124383(Top 17%)4102(Top 28%)4102(Top 85%)
15K9.32 mi3.11 mi4216+1053955+1143955+1144082(Top 16%)3836(Top 26%)3836(Top 79%)
20K12.43 mi3.11 mi4071+1453830+1253830+1253851(Top 15%)3615(Top 25%)3615(Top 75%)
Half13.11 mi0.68 mi4151-803903-733903-735549(Top 22%)5003(Top 34%)5003(Top 103%)
25K15.53 mi2.42 mi4883-7324505-6024505-6027735(Top 30%)6265(Top 43%)6265(Top 129%)
30K18.64 mi3.11 mi5435-5524885-3804885-3808506(Top 33%)6505(Top 45%)6505(Top 134%)
20M20.00 mi1.36 mi5611-1764982-974982-979024(Top 35%)6536(Top 45%)6536(Top 135%)
21M21.00 mi1.00 mi5893-2825156-1745156-17411676(Top 46%)7544(Top 52%)7544(Top 156%)
35K21.75 mi0.75 mi6251-3585382-2265382-22616207(Top 63%)9707(Top 67%)9707(Top 200%)
23M23.00 mi1.25 mi6538-2875529-1475529-14712654(Top 50%)7881(Top 54%)7881(Top 163%)
24M24.00 mi1.00 mi7297-7595961-4325961-43218956(Top 74%)10979(Top 75%)10979(Top 226%)
40K24.85 mi0.85 mi8020-7236315-3546315-35419676(Top 77%)11287(Top 77%)11287(Top 233%)
25.2M25.20 mi0.35 mi8679-6596657-3426657-34224657(Top 97%)13970(Top 96%)13970(Top 288%)
Finish26.22 mi1.02 mi8954-2756764-1076764-10714236(Top 56%)8602(Top 59%)8602(Top 177%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 16%
×21stories
+97ft-345ft

Overall

4082

Males

3836

M18-39

3836

5K→10K

3.1 - 6.2 mi

Top 17%
×5stories
+79ft-138ft

Overall

4383

Males

4102

M18-39

4102

10K→15K

6.2 - 9.3 mi

Top 16%
×3stories
+67ft-78ft

Overall

4082

Males

3836

M18-39

3836

15K→20K

9.3 - 12.4 mi

Top 15%
×5stories
+106ft-86ft

Overall

3851

Males

3615

M18-39

3615

20K→Half

12.4 - 13.1 mi

Top 22%
×2stories
+19ft-37ft

Overall

5549

Males

5003

M18-39

5003

Half→25K

13.1 - 15.5 mi

Top 30%
×4stories
+66ft-88ft

Overall

7735

Males

6265

M18-39

6265

25K→30K

15.5 - 18.6 mi

Top 33%
×9stories
+181ft-148ft

Overall

8506

Males

6505

M18-39

6505

30K→20M

18.6 - 20.0 mi

Top 35%
×5stories
+64ft-50ft

Overall

9024

Males

6536

M18-39

6536

20M→21M

20.0 - 21.0 mi

Top 46%
×8stories
+106ft-24ft

Overall

11676

Males

7544

M18-39

7544

21M→35K

21.0 - 21.8 mi

Top 63%
×7stories
+17ft-86ft

Overall

16207

Males

9707

M18-39

9707

35K→23M

21.8 - 23.0 mi

Top 50%
×5stories
+23ft-63ft

Overall

12654

Males

7881

M18-39

7881

23M→24M

23.0 - 24.0 mi

Top 74%
×6stories
+12ft-82ft

Overall

18956

Males

10979

M18-39

10979

24M→40K

24.0 - 24.9 mi

Top 77%
×1story
+6ft-20ft

Overall

19676

Males

11287

M18-39

11287

40K→25.2M

24.9 - 25.2 mi

Top 97%
×1story
+13ft-16ft

Overall

24657

Males

13970

M18-39

13970

25.2M→Finish

25.2 - 26.2 mi

Top 56%
×2stories
+22ft-21ft

Overall

14236

Males

8602

M18-39

8602

Passing Analysis

Category:
Athletes Passed
914
Passed By
5560
Net Change
-4646
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4308
5K → 10K178191-13#4308#4321
10K → 15K18782+105#4321#4216
15K → 20K22075+145#4216#4071
20K → Half1292-80#4071#4151
Half → 25K38770-732#4151#4883
25K → 30K66618-552#4883#5435
30K → 20M46222-176#5435#5611
20M → 21M40322-282#5611#5893
21M → 35K23381-358#5893#6251
35K → 23M48335-287#6251#6538
23M → 24M13772-759#6538#7297
24M → 40K8731-723#7297#8020
40K → 25.2M3662-659#8020#8679
25.2M → Finish32307-275#8679#8954
TOTALS9145560-4646
📊

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