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BOSTON MARATHON 2024

Bo Anderson

Bib: 8927•M

IA

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

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
22:01
Rank: #7590
Start → 5K
22:01 | 7:05/mi
10K· 6.21 mi
44:31
Rank: #7884 (-294)
5K → 10K
22:30 | 7:15/mi
15K· 9.32 mi
1:07:13
Rank: #7965 (-81)
10K → 15K
22:42 | 7:18/mi
20K· 12.43 mi
1:30:20
Rank: #7898 (+67)
15K → 20K
23:07 | 7:26/mi
Half· 13.11 mi
1:35:22
Rank: #7902 (-4)
20K → Half
5:02 | 7:23/mi
25K· 15.53 mi
1:54:15
Rank: #8006 (-104)
Half → 25K
18:53 | 7:47/mi
30K· 18.64 mi
2:21:04
Rank: #8604 (-598)
25K → 30K
26:49 | 8:38/mi
20M
2:33:15
Rank: #8860 (-256)
30K → 20M
12:11 | 8:58/mi
21M
2:45:11
Rank: #9707 (-847)
20M → 21M
11:56 | 11:56/mi
35K· 21.75 mi
2:54:03
Rank: #10496 (-789)
21M → 35K
8:52 | 11:51/mi
23M
3:08:54
Rank: #11549 (-1053)
35K → 23M
14:51 | 11:51/mi
24M
3:21:08
Rank: #12379 (-830)
23M → 24M
12:14 | 12:14/mi
40K· 24.85 mi
3:31:42
Rank: #13019 (-640)
24M → 40K
10:34 | 12:22/mi
25.2M
3:36:15
Rank: #13218 (-199)
40K → 25.2M
4:33 | 13:12/mi
Finish· 26.22 mi
3:52:09
Rank: #14698 (-1480)
25.2M → Finish
15:54 | 15:36/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:35:22
Pace7:16 /mi
2nd Half
Distance13.11 mi
Time2:16:47
Pace10:26 /mi
📊Positive Split: 43.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:47:2722:017:0522:01
7:05
-
10K
6.21 mi11:09:5744:317:1022:30
7:15
+0:10
15K
9.32 mi11:32:391:07:137:1322:42
7:18
+0:03
20K
12.43 mi11:55:461:30:207:1623:07
7:26
+0:08
Half
13.11 mi12:00:481:35:227:165:02
7:23
-0:03
25K
15.53 mi12:19:411:54:157:2118:53
7:47
+0:24
30K
18.64 mi12:46:302:21:047:3426:49
8:38
+0:51
20M
20.00 mi12:58:412:33:157:4012:11
8:58
+0:20
21M
21.00 mi13:10:372:45:117:5211:56
11:56
+2:58
35K
21.75 mi13:19:292:54:038:008:52
11:51
-0:05
23M
23.00 mi13:34:203:08:548:1314:51
11:51
0:00
24M
24.00 mi13:46:343:21:088:2312:14
12:14
+0:23
40K
24.85 mi13:57:083:31:428:3110:34
12:22
+0:08
25.2M
25.20 mi14:01:413:36:158:354:33
13:12
+0:50
Finish
26.22 mi14:17:353:52:098:5215:54
15:36
+2:24

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

7:05 /mi

Average Pace

8:52 /mi

Slowest Pace

15:36 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:35:22

41% of race

Time at Steady Pace

57:53

25% of race

Time at Slower Pace

1:18:54

34% of race

Average Pace: 8:51 /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 mi10:47:2722:017:0522:01
7:05
#7590
10K
6.21 mi11:09:5744:317:1022:30
7:15
#7884
15K
9.32 mi11:32:391:07:137:1322:42
7:18
#7965
20K
12.43 mi11:55:461:30:207:1623:07
7:26
#7898
Half
13.11 mi12:00:481:35:227:165:02
7:23
#7902
25K
15.53 mi12:19:411:54:157:2118:53
7:47
#8006
30K
18.64 mi12:46:302:21:047:3426:49
8:38
#8604
20M
20.00 mi12:58:412:33:157:4012:11
8:58
#8860
21M
21.00 mi13:10:372:45:117:5211:56
11:56
#9707
35K
21.75 mi13:19:292:54:038:008:52
11:51
#10496
23M
23.00 mi13:34:203:08:548:1314:51
11:51
#11549
24M
24.00 mi13:46:343:21:088:2312:14
12:14
#12379
40K
24.85 mi13:57:083:31:428:3110:34
12:22
#13019
25.2M
25.20 mi14:01:413:36:158:354:33
13:12
#13218
Finish
26.22 mi14:17:353:52:098:5215:54
15:36
#14698
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi7590655565558209(Top 32%)6846(Top 47%)6846(Top 341%)
10K6.21 mi3.10 mi7884-2946717-1626717-1628226(Top 32%)6887(Top 47%)6887(Top 343%)
15K9.32 mi3.11 mi7965-816745-286745-288209(Top 32%)6846(Top 47%)6846(Top 341%)
20K12.43 mi3.11 mi7898+676680+656680+657944(Top 31%)6571(Top 45%)6571(Top 327%)
Half13.11 mi0.68 mi7902-4668066808232(Top 32%)6780(Top 47%)6780(Top 337%)
25K15.53 mi2.42 mi8006-1046701-216701-218850(Top 35%)6908(Top 47%)6908(Top 344%)
30K18.64 mi3.11 mi8604-5986952-2516952-25111336(Top 44%)7956(Top 55%)7956(Top 396%)
20M20.00 mi1.36 mi8860-2567031-797031-7911937(Top 47%)7927(Top 54%)7927(Top 395%)
21M21.00 mi1.00 mi9707-8477409-3787409-37818635(Top 73%)10952(Top 75%)10952(Top 545%)
35K21.75 mi0.75 mi10496-7897757-3487757-34821562(Top 84%)12385(Top 85%)12385(Top 616%)
23M23.00 mi1.25 mi11549-10538200-4438200-44320420(Top 80%)11768(Top 81%)11768(Top 586%)
24M24.00 mi1.00 mi12379-8308519-3198519-31921880(Top 86%)12457(Top 85%)12457(Top 620%)
40K24.85 mi0.85 mi13019-6408762-2438762-24321130(Top 83%)12034(Top 83%)12034(Top 599%)
25.2M25.20 mi0.35 mi13218-1998831-698831-6920058(Top 79%)11457(Top 79%)11457(Top 570%)
Finish26.22 mi1.02 mi14698-14809461-6309461-63025292(Top 99%)14376(Top 99%)14376(Top 716%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 32%
×21stories
+97ft-345ft

Overall

8209

Males

6846

M40-44

6846

5K→10K

3.1 - 6.2 mi

Top 32%
×5stories
+79ft-138ft

Overall

8226

Males

6887

M40-44

6887

10K→15K

6.2 - 9.3 mi

Top 32%
×3stories
+67ft-78ft

Overall

8209

Males

6846

M40-44

6846

15K→20K

9.3 - 12.4 mi

Top 31%
×5stories
+106ft-86ft

Overall

7944

Males

6571

M40-44

6571

20K→Half

12.4 - 13.1 mi

Top 32%
×2stories
+19ft-37ft

Overall

8232

Males

6780

M40-44

6780

Half→25K

13.1 - 15.5 mi

Top 35%
×4stories
+66ft-88ft

Overall

8850

Males

6908

M40-44

6908

25K→30K

15.5 - 18.6 mi

Top 44%
×9stories
+181ft-148ft

Overall

11336

Males

7956

M40-44

7956

30K→20M

18.6 - 20.0 mi

Top 47%
×5stories
+64ft-50ft

Overall

11937

Males

7927

M40-44

7927

20M→21M

20.0 - 21.0 mi

Top 73%
×8stories
+106ft-24ft

Overall

18635

Males

10952

M40-44

10952

21M→35K

21.0 - 21.8 mi

Top 84%
×7stories
+17ft-86ft

Overall

21562

Males

12385

M40-44

12385

35K→23M

21.8 - 23.0 mi

Top 80%
×5stories
+23ft-63ft

Overall

20420

Males

11768

M40-44

11768

23M→24M

23.0 - 24.0 mi

Top 86%
×6stories
+12ft-82ft

Overall

21880

Males

12457

M40-44

12457

24M→40K

24.0 - 24.9 mi

Top 83%
×1story
+6ft-20ft

Overall

21130

Males

12034

M40-44

12034

40K→25.2M

24.9 - 25.2 mi

Top 79%
×1story
+13ft-16ft

Overall

20058

Males

11457

M40-44

11457

25.2M→Finish

25.2 - 26.2 mi

Top 99%
×2stories
+22ft-21ft

Overall

25292

Males

14376

M40-44

14376

Passing Analysis

Category:
Athletes Passed
929
Passed By
8035
Net Change
-7108
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#7590
5K → 10K102396-294#7590#7884
10K → 15K151232-81#7884#7965
15K → 20K199132+67#7965#7898
20K → Half3337-4#7898#7902
Half → 25K158262-104#7902#8006
25K → 30K116714-598#8006#8604
30K → 20M72328-256#8604#8860
20M → 21M15862-847#8860#9707
21M → 35K8795-789#9707#10496
35K → 23M221075-1053#10496#11549
23M → 24M15845-830#11549#12379
24M → 40K20660-640#12379#13019
40K → 25.2M8207-199#13019#13218
25.2M → Finish101490-1480#13218#14698
TOTALS9298035-7108
📊

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