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BOSTON MARATHON 2024

Jonathan Holbrook

Bib: 9126•M

IL

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Top 48%
Gender (Male)
#0 / 14578
Masters (Masters Men)
#0 / 9729
Division (M45-49)
#0 / 2218
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
7:49/mi
24:18
↑ 97↓ 3451.5%
10K· 6.21 mi
7:56/mi
48:56
↑ 79↓ 1380.4%
15K· 9.32 mi
7:53/mi
1:13:26
↑ 67↓ 78
20K· 12.43 mi
8:02/mi
1:38:24
↑ 106↓ 860.1%
Half· 13.11 mi
8:04/mi
1:43:54
↑ 19↓ 370.5%
25K· 15.53 mi
8:22/mi
2:04:10
↑ 66↓ 880.2%
30K· 18.64 mi
9:04/mi
2:32:19
↑ 181↓ 1480.2%
20M
9:14/mi
2:44:52
↑ 64↓ 500.2%
21M
10:41/mi
2:55:33
↑ 106↓ 241.6%
35K· 21.75 mi
8:36/mi
3:01:59
↑ 17↓ 861.7%
23M
8:42/mi
3:12:53
↑ 23↓ 630.6%
24M
9:00/mi
3:21:53
↓ 821.3%
40K· 24.85 mi
8:54/mi
3:29:30
↓ 200.3%
25.2M
9:34/mi
3:32:48
↑ 13↓ 160.2%
Finish· 26.22 mi
8:20/mi
3:41:18
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:43:54
Pace7:56 /mi
2nd Half
Distance13.11 mi
Time1:57:24
Pace8:57 /mi
📊Positive Split: 13.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:50:5424:187:4924:18
7:49
-
10K
6.21 mi11:15:3248:567:5324:38
7:56
+0:07
15K
9.32 mi11:40:021:13:267:5324:30
7:53
-0:03
20K
12.43 mi12:05:001:38:247:5524:58
8:02
+0:09
Half
13.11 mi12:10:301:43:547:565:30
8:04
+0:02
25K
15.53 mi12:30:462:04:108:0020:16
8:22
+0:18
30K
18.64 mi12:58:552:32:198:1028:09
9:04
+0:42
20M
20.00 mi13:11:282:44:528:1512:33
9:14
+0:10
21M
21.00 mi13:22:092:55:338:2210:41
10:41
+1:27
35K
21.75 mi13:28:353:01:598:226:26
8:36
-2:05
23M
23.00 mi13:39:293:12:538:2310:54
8:42
+0:06
24M
24.00 mi13:48:293:21:538:259:00
9:00
+0:18
40K
24.85 mi13:56:063:29:308:267:37
8:54
-0:06
25.2M
25.20 mi13:59:243:32:488:273:18
9:34
+0:40
Finish
26.22 mi14:07:543:41:188:278:30
8:20
-1:14

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

7:49 /mi

Average Pace

8:27 /mi

Slowest Pace

10:41 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:43:54

47% of race

Time at Steady Pace

53:43

24% of race

Time at Slower Pace

1:03:41

29% of race

Average Pace: 8:26 /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 mi10:50:5424:187:4924:18
7:49
#13251
10K
6.21 mi11:15:3248:567:5324:38
7:56
#13417
15K
9.32 mi11:40:021:13:267:5324:30
7:53
#13136
20K
12.43 mi12:05:001:38:247:5524:58
8:02
#12768
Half
13.11 mi12:10:301:43:547:565:30
8:04
#12797
25K
15.53 mi12:30:462:04:108:0020:16
8:22
#12650
30K
18.64 mi12:58:552:32:198:1028:09
9:04
#12785
20M
20.00 mi13:11:282:44:528:1512:33
9:14
#12770
21M
21.00 mi13:22:092:55:338:2210:41
10:41
#12951
35K
21.75 mi13:28:353:01:598:226:26
8:36
#12848
23M
23.00 mi13:39:293:12:538:2310:54
8:42
#12606
24M
24.00 mi13:48:293:21:538:259:00
9:00
#12571
40K
24.85 mi13:56:063:29:308:267:37
8:54
#12436
25.2M
25.20 mi13:59:243:32:488:273:18
9:34
#12357
Finish
26.22 mi14:07:543:41:188:278:30
8:20
#12288
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi132519353935312558(Top 49%)8984(Top 62%)8984(Top 405%)
10K6.21 mi3.10 mi13417-1669408-559408-5513647(Top 53%)9483(Top 65%)9483(Top 428%)
15K9.32 mi3.11 mi13136+2819275+1339275+13312558(Top 49%)8984(Top 62%)8984(Top 405%)
20K12.43 mi3.11 mi12768+3689104+1719104+17112087(Top 47%)8695(Top 60%)8695(Top 392%)
Half13.11 mi0.68 mi12797-299099+59099+513106(Top 51%)9113(Top 63%)9113(Top 411%)
25K15.53 mi2.42 mi12650+1478999+1008999+10012301(Top 48%)8599(Top 59%)8599(Top 388%)
30K18.64 mi3.11 mi12785-1358975+248975+2413518(Top 53%)8913(Top 61%)8913(Top 402%)
20M20.00 mi1.36 mi12770+158901+748901+7413296(Top 52%)8535(Top 59%)8535(Top 385%)
21M21.00 mi1.00 mi12951-1818921-208921-2015394(Top 60%)9339(Top 64%)9339(Top 421%)
35K21.75 mi0.75 mi12848+1038840+818840+8111289(Top 44%)7355(Top 50%)7355(Top 332%)
23M23.00 mi1.25 mi12606+2428681+1598681+1599575(Top 37%)6388(Top 44%)6388(Top 288%)
24M24.00 mi1.00 mi12571+358612+698612+6912144(Top 48%)7631(Top 52%)7631(Top 344%)
40K24.85 mi0.85 mi12436+1358503+1098503+10910400(Top 41%)6621(Top 45%)6621(Top 299%)
25.2M25.20 mi0.35 mi12357+798446+578446+579001(Top 35%)5837(Top 40%)5837(Top 263%)
Finish26.22 mi1.02 mi12288+698382+648382+6410594(Top 41%)6787(Top 47%)6787(Top 306%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 49%
×21story building
+97ft-345ft

Overall

12558

Males

8984

M45-49

8984

5K→10K

3.1 - 6.2 mi

Top 53%
×5story building
+79ft-138ft

Overall

13647

Males

9483

M45-49

9483

10K→15K

6.2 - 9.3 mi

Top 49%
×3story building
+67ft-78ft

Overall

12558

Males

8984

M45-49

8984

15K→20K

9.3 - 12.4 mi

Top 47%
×5story building
+106ft-86ft

Overall

12087

Males

8695

M45-49

8695

20K→Half

12.4 - 13.1 mi

Top 51%
×2story building
+19ft-37ft

Overall

13106

Males

9113

M45-49

9113

Half→25K

13.1 - 15.5 mi

Top 48%
×4story building
+66ft-88ft

Overall

12301

Males

8599

M45-49

8599

25K→30K

15.5 - 18.6 mi

Top 53%
×9story building
+181ft-148ft

Overall

13518

Males

8913

M45-49

8913

30K→20M

18.6 - 20.0 mi

Top 52%
×5story building
+64ft-50ft

Overall

13296

Males

8535

M45-49

8535

20M→21M

20.0 - 21.0 mi

Top 60%
×8story building
+106ft-24ft

Overall

15394

Males

9339

M45-49

9339

21M→35K

21.0 - 21.8 mi

Top 44%
×7story building
+17ft-86ft

Overall

11289

Males

7355

M45-49

7355

35K→23M

21.8 - 23.0 mi

Top 37%
×5story building
+23ft-63ft

Overall

9575

Males

6388

M45-49

6388

23M→24M

23.0 - 24.0 mi

Top 48%
×6story building
+12ft-82ft

Overall

12144

Males

7631

M45-49

7631

24M→40K

24.0 - 24.9 mi

Top 41%
×1story
+6ft-20ft

Overall

10400

Males

6621

M45-49

6621

40K→25.2M

24.9 - 25.2 mi

Top 35%
×1story
+13ft-16ft

Overall

9001

Males

5837

M45-49

5837

25.2M→Finish

25.2 - 26.2 mi

Top 41%
×2story building
+22ft-21ft

Overall

10594

Males

6787

M45-49

6787

Passing Analysis

Category:
Athletes Passed
2718
Passed By
1755
Net Change
+963
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#13251
5K → 10K242408-166#13251#13417
10K → 15K37695+281#13417#13136
15K → 20K45385+368#13136#12768
20K → Half3564-29#12768#12797
Half → 25K310163+147#12797#12650
25K → 30K242377-135#12650#12785
30K → 20M146131+15#12785#12770
20M → 21M70251-181#12770#12951
21M → 35K12724+103#12951#12848
35K → 23M26321+242#12848#12606
23M → 24M10873+35#12606#12571
24M → 40K16227+135#12571#12436
40K → 25.2M867+79#12436#12357
25.2M → Finish9829+69#12357#12288
TOTALS27181755+963
📊

Passing Visuals

Category:
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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