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BOSTON MARATHON 2024

Paul Flach

Bib: 8930•M

CA

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Top 11%
Gender (Male)
#0 / 14578
Top 18%
Masters (Masters Men)
#0 / 9729
Top 8%
Division (M45-49)
#0 / 2218
Top 9%
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
6:53/mi
21:24
↑ 97↓ 3451.5%
10K· 6.21 mi
6:51/mi
42:41
↑ 79↓ 1380.4%
15K· 9.32 mi
6:49/mi
1:03:51
↑ 67↓ 78
20K· 12.43 mi
6:50/mi
1:25:04
↑ 106↓ 860.1%
Half· 13.11 mi
6:39/mi
1:29:36
↑ 19↓ 370.5%
25K· 15.53 mi
6:46/mi
1:46:00
↑ 66↓ 880.2%
30K· 18.64 mi
6:52/mi
2:07:20
↑ 181↓ 1480.2%
20M
7:01/mi
2:16:52
↑ 64↓ 500.2%
21M
7:19/mi
2:24:11
↑ 106↓ 241.6%
35K· 21.75 mi
6:44/mi
2:29:13
↑ 17↓ 861.7%
23M
6:58/mi
2:37:56
↑ 23↓ 630.6%
24M
6:42/mi
2:44:38
↓ 821.3%
40K· 24.85 mi
6:52/mi
2:50:30
↓ 200.3%
25.2M
7:21/mi
2:53:02
↑ 13↓ 160.2%
Finish· 26.22 mi
6:20/mi
2:59:29
↑ 22↓ 21

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:29:36
Pace6:50 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:29:53
Pace6:51 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:47:1121:246:5321:24
6:53
-
10K
6.21 mi11:08:2842:416:5221:17
6:51
-0:02
15K
9.32 mi11:29:381:03:516:5121:10
6:49
-0:02
20K
12.43 mi11:50:511:25:046:5121:13
6:50
+0:01
Half
13.11 mi11:55:231:29:366:504:32
6:39
-0:11
25K
15.53 mi12:11:471:46:006:4916:24
6:46
+0:07
30K
18.64 mi12:33:072:07:206:5021:20
6:52
+0:06
20M
20.00 mi12:42:392:16:526:519:32
7:01
+0:09
21M
21.00 mi12:49:582:24:116:527:19
7:19
+0:18
35K
21.75 mi12:55:002:29:136:525:02
6:44
-0:35
23M
23.00 mi13:03:432:37:566:528:43
6:58
+0:14
24M
24.00 mi13:10:252:44:386:526:42
6:42
-0:16
40K
24.85 mi13:16:172:50:306:525:52
6:52
+0:10
25.2M
25.20 mi13:18:492:53:026:522:32
7:21
+0:29
Finish
26.22 mi13:25:162:59:296:516:27
6:20
-1:01

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

6:20 /mi

Average Pace

6:51 /mi

Slowest Pace

7:21 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:31:23

84% of race

Time at Steady Pace

28:06

16% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:51 /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 mi10:47:1121:246:5321:24
6:53
#6275
10K
6.21 mi11:08:2842:416:5221:17
6:51
#5948
15K
9.32 mi11:29:381:03:516:5121:10
6:49
#5572
20K
12.43 mi11:50:511:25:046:5121:13
6:50
#5142
Half
13.11 mi11:55:231:29:366:504:32
6:39
#5029
25K
15.53 mi12:11:471:46:006:4916:24
6:46
#4523
30K
18.64 mi12:33:072:07:206:5021:20
6:52
#3934
20M
20.00 mi12:42:392:16:526:519:32
7:01
#3698
21M
21.00 mi12:49:582:24:116:527:19
7:19
#3505
35K
21.75 mi12:55:002:29:136:525:02
6:44
#3410
23M
23.00 mi13:03:432:37:566:528:43
6:58
#3225
24M
24.00 mi13:10:252:44:386:526:42
6:42
#3085
40K
24.85 mi13:16:172:50:306:525:52
6:52
#2965
25.2M
25.20 mi13:18:492:53:026:522:32
7:21
#2898
Finish
26.22 mi13:25:162:59:296:516:27
6:20
#2772
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi6275564256424819(Top 19%)4451(Top 31%)4451(Top 201%)
10K6.21 mi3.10 mi5948+3275387+2555387+2555595(Top 22%)5106(Top 35%)5106(Top 230%)
15K9.32 mi3.11 mi5572+3765104+2835104+2834819(Top 19%)4451(Top 31%)4451(Top 201%)
20K12.43 mi3.11 mi5142+4304744+3604744+3604075(Top 16%)3802(Top 26%)3802(Top 171%)
Half13.11 mi0.68 mi5029+1134649+954649+953398(Top 13%)3216(Top 22%)3216(Top 145%)
25K15.53 mi2.42 mi4523+5064205+4444205+4442975(Top 12%)2806(Top 19%)2806(Top 127%)
30K18.64 mi3.11 mi3934+5893685+5203685+5202216(Top 9%)2095(Top 14%)2095(Top 94%)
20M20.00 mi1.36 mi3698+2363463+2223463+2222433(Top 10%)2262(Top 16%)2262(Top 102%)
21M21.00 mi1.00 mi3505+1933280+1833280+1831922(Top 8%)1794(Top 12%)1794(Top 81%)
35K21.75 mi0.75 mi3410+953188+923188+922016(Top 8%)1863(Top 13%)1863(Top 84%)
23M23.00 mi1.25 mi3225+1853016+1723016+1721826(Top 7%)1684(Top 12%)1684(Top 76%)
24M24.00 mi1.00 mi3085+1402886+1302886+1301385(Top 5%)1288(Top 9%)1288(Top 58%)
40K24.85 mi0.85 mi2965+1202772+1142772+1141487(Top 6%)1366(Top 9%)1366(Top 62%)
25.2M25.20 mi0.35 mi2898+672706+662706+661139(Top 4%)1052(Top 7%)1052(Top 47%)
Finish26.22 mi1.02 mi2772+1262590+1162590+116983(Top 4%)907(Top 6%)907(Top 41%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 19%
×21story building
+97ft-345ft

Overall

4819

Males

4451

M45-49

4451

5K→10K

3.1 - 6.2 mi

Top 22%
×5story building
+79ft-138ft

Overall

5595

Males

5106

M45-49

5106

10K→15K

6.2 - 9.3 mi

Top 19%
×3story building
+67ft-78ft

Overall

4819

Males

4451

M45-49

4451

15K→20K

9.3 - 12.4 mi

Top 16%
×5story building
+106ft-86ft

Overall

4075

Males

3802

M45-49

3802

20K→Half

12.4 - 13.1 mi

Top 13%
×2story building
+19ft-37ft

Overall

3398

Males

3216

M45-49

3216

Half→25K

13.1 - 15.5 mi

Top 12%
×4story building
+66ft-88ft

Overall

2975

Males

2806

M45-49

2806

25K→30K

15.5 - 18.6 mi

Top 9%
×9story building
+181ft-148ft

Overall

2216

Males

2095

M45-49

2095

30K→20M

18.6 - 20.0 mi

Top 10%
×5story building
+64ft-50ft

Overall

2433

Males

2262

M45-49

2262

20M→21M

20.0 - 21.0 mi

Top 8%
×8story building
+106ft-24ft

Overall

1922

Males

1794

M45-49

1794

21M→35K

21.0 - 21.8 mi

Top 8%
×7story building
+17ft-86ft

Overall

2016

Males

1863

M45-49

1863

35K→23M

21.8 - 23.0 mi

Top 7%
×5story building
+23ft-63ft

Overall

1826

Males

1684

M45-49

1684

23M→24M

23.0 - 24.0 mi

Top 5%
×6story building
+12ft-82ft

Overall

1385

Males

1288

M45-49

1288

24M→40K

24.0 - 24.9 mi

Top 6%
×1story
+6ft-20ft

Overall

1487

Males

1366

M45-49

1366

40K→25.2M

24.9 - 25.2 mi

Top 4%
×1story
+13ft-16ft

Overall

1139

Males

1052

M45-49

1052

25.2M→Finish

25.2 - 26.2 mi

Top 4%
×2story building
+22ft-21ft

Overall

983

Males

907

M45-49

907

Passing Analysis

Category:
Athletes Passed
3619
Passed By
116
Net Change
+3503
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#6275
5K → 10K37952+327#6275#5948
10K → 15K38812+376#5948#5572
15K → 20K4388+430#5572#5142
20K → Half1130+113#5142#5029
Half → 25K5093+506#5029#4523
25K → 30K5912+589#4523#3934
30K → 20M24913+236#3934#3698
20M → 21M2018+193#3698#3505
21M → 35K972+95#3505#3410
35K → 23M1883+185#3410#3225
23M → 24M1411+140#3225#3085
24M → 40K1244+120#3085#2965
40K → 25.2M670+67#2965#2898
25.2M → Finish1348+126#2898#2772
TOTALS3619116+3503
📊

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