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BOSTON MARATHON 2024

Alastair Heptonstall

Bib: 2107•M

CA

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Top 7%
Gender (Male)
#0 / 14578
Top 11%
Masters (Masters Men)
#0 / 9729
Top 4%
Division (M45-49)
#0 / 2218
Top 5%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
19:49
Rank: #2543
Start → 5K
19:49 | 6:23/mi
10K· 6.21 mi
39:19
Rank: #2123 (+420)
5K → 10K
19:30 | 6:17/mi
15K· 9.32 mi
59:10
Rank: #2114 (+9)
10K → 15K
19:51 | 6:23/mi
20K· 12.43 mi
1:19:13
Rank: #2049 (+65)
15K → 20K
20:03 | 6:27/mi
Half· 13.11 mi
1:23:35
Rank: #2050 (-1)
20K → Half
4:22 | 6:24/mi
25K· 15.53 mi
1:39:18
Rank: #1944 (+106)
Half → 25K
15:43 | 6:29/mi
30K· 18.64 mi
2:00:43
Rank: #1930 (+14)
25K → 30K
21:25 | 6:54/mi
20M
2:10:25
Rank: #1978 (-48)
30K → 20M
9:42 | 7:08/mi
21M
2:17:39
Rank: #1911 (+67)
20M → 21M
7:14 | 7:14/mi
35K· 21.75 mi
2:22:34
Rank: #1870 (+41)
21M → 35K
4:55 | 6:34/mi
23M
2:31:04
Rank: #1767 (+103)
35K → 23M
8:30 | 6:47/mi
24M
2:37:48
Rank: #1715 (+52)
23M → 24M
6:44 | 6:44/mi
40K· 24.85 mi
2:43:52
Rank: #1703 (+12)
24M → 40K
6:04 | 7:06/mi
25.2M
2:46:35
Rank: #1692 (+11)
40K → 25.2M
2:43 | 7:53/mi
Finish· 26.22 mi
2:53:24
Rank: #1663 (+29)
25.2M → Finish
6:49 | 6:41/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:23:35
Pace6:23 /mi
2nd Half
Distance13.11 mi
Time1:29:49
Pace6:51 /mi
📊Positive Split: 7.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:21:0419:496:2319:49
6:23
-
10K
6.21 mi10:40:3439:196:2019:30
6:17
-0:06
15K
9.32 mi11:00:2559:106:2119:51
6:23
+0:06
20K
12.43 mi11:20:281:19:136:2220:03
6:27
+0:04
Half
13.11 mi11:24:501:23:356:234:22
6:24
-0:03
25K
15.53 mi11:40:331:39:186:2415:43
6:29
+0:05
30K
18.64 mi12:01:582:00:436:2921:25
6:54
+0:25
20M
20.00 mi12:11:402:10:256:319:42
7:08
+0:14
21M
21.00 mi12:18:542:17:396:337:14
7:14
+0:06
35K
21.75 mi12:23:492:22:346:334:55
6:34
-0:40
23M
23.00 mi12:32:192:31:046:348:30
6:47
+0:13
24M
24.00 mi12:39:032:37:486:356:44
6:44
-0:03
40K
24.85 mi12:45:072:43:526:366:04
7:06
+0:22
25.2M
25.20 mi12:47:502:46:356:372:43
7:53
+0:47
Finish
26.22 mi12:54:392:53:246:376:49
6:41
-1:12

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

6:17 /mi

Average Pace

6:37 /mi

Slowest Pace

7:53 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:23:35

48% of race

Time at Steady Pace

42:41

25% of race

Time at Slower Pace

47:08

27% of race

Average Pace: 6:37 /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 mi10:21:0419:496:2319:49
6:23
#2543
10K
6.21 mi10:40:3439:196:2019:30
6:17
#2123
15K
9.32 mi11:00:2559:106:2119:51
6:23
#2114
20K
12.43 mi11:20:281:19:136:2220:03
6:27
#2049
Half
13.11 mi11:24:501:23:356:234:22
6:24
#2050
25K
15.53 mi11:40:331:39:186:2415:43
6:29
#1944
30K
18.64 mi12:01:582:00:436:2921:25
6:54
#1930
20M
20.00 mi12:11:402:10:256:319:42
7:08
#1978
21M
21.00 mi12:18:542:17:396:337:14
7:14
#1911
35K
21.75 mi12:23:492:22:346:334:55
6:34
#1870
23M
23.00 mi12:32:192:31:046:348:30
6:47
#1767
24M
24.00 mi12:39:032:37:486:356:44
6:44
#1715
40K
24.85 mi12:45:072:43:526:366:04
7:06
#1703
25.2M
25.20 mi12:47:502:46:356:372:43
7:53
#1692
Finish
26.22 mi12:54:392:53:246:376:49
6:41
#1663
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi2543244724472113(Top 8%)2042(Top 14%)2042(Top 92%)
10K6.21 mi3.10 mi2123+4202053+3942053+3941790(Top 7%)1731(Top 12%)1731(Top 78%)
15K9.32 mi3.11 mi2114+92044+92044+92113(Top 8%)2042(Top 14%)2042(Top 92%)
20K12.43 mi3.11 mi2049+651981+631981+631952(Top 8%)1884(Top 13%)1884(Top 85%)
Half13.11 mi0.68 mi2050-11982-11982-12079(Top 8%)2001(Top 14%)2001(Top 90%)
25K15.53 mi2.42 mi1944+1061881+1011881+1011710(Top 7%)1647(Top 11%)1647(Top 74%)
30K18.64 mi3.11 mi1930+141864+171864+172334(Top 9%)2201(Top 15%)2201(Top 99%)
20M20.00 mi1.36 mi1978-481907-431907-432893(Top 11%)2650(Top 18%)2650(Top 119%)
21M21.00 mi1.00 mi1911+671842+651842+651634(Top 6%)1529(Top 10%)1529(Top 69%)
35K21.75 mi0.75 mi1870+411798+441798+441461(Top 6%)1373(Top 9%)1373(Top 62%)
23M23.00 mi1.25 mi1767+1031696+1021696+1021273(Top 5%)1201(Top 8%)1201(Top 54%)
24M24.00 mi1.00 mi1715+521644+521644+521467(Top 6%)1360(Top 9%)1360(Top 61%)
40K24.85 mi0.85 mi1703+121629+151629+152141(Top 8%)1898(Top 13%)1898(Top 86%)
25.2M25.20 mi0.35 mi1692+111618+111618+112359(Top 9%)2045(Top 14%)2045(Top 92%)
Finish26.22 mi1.02 mi1663+291588+301588+301944(Top 8%)1704(Top 12%)1704(Top 77%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 8%
×21stories
+97ft-345ft

Overall

2113

Males

2042

M45-49

2042

5K→10K

3.1 - 6.2 mi

Top 7%
×5stories
+79ft-138ft

Overall

1790

Males

1731

M45-49

1731

10K→15K

6.2 - 9.3 mi

Top 8%
×3stories
+67ft-78ft

Overall

2113

Males

2042

M45-49

2042

15K→20K

9.3 - 12.4 mi

Top 8%
×5stories
+106ft-86ft

Overall

1952

Males

1884

M45-49

1884

20K→Half

12.4 - 13.1 mi

Top 8%
×2stories
+19ft-37ft

Overall

2079

Males

2001

M45-49

2001

Half→25K

13.1 - 15.5 mi

Top 7%
×4stories
+66ft-88ft

Overall

1710

Males

1647

M45-49

1647

25K→30K

15.5 - 18.6 mi

Top 9%
×9stories
+181ft-148ft

Overall

2334

Males

2201

M45-49

2201

30K→20M

18.6 - 20.0 mi

Top 11%
×5stories
+64ft-50ft

Overall

2893

Males

2650

M45-49

2650

20M→21M

20.0 - 21.0 mi

Top 6%
×8stories
+106ft-24ft

Overall

1634

Males

1529

M45-49

1529

21M→35K

21.0 - 21.8 mi

Top 6%
×7stories
+17ft-86ft

Overall

1461

Males

1373

M45-49

1373

35K→23M

21.8 - 23.0 mi

Top 5%
×5stories
+23ft-63ft

Overall

1273

Males

1201

M45-49

1201

23M→24M

23.0 - 24.0 mi

Top 6%
×6stories
+12ft-82ft

Overall

1467

Males

1360

M45-49

1360

24M→40K

24.0 - 24.9 mi

Top 8%
×1story
+6ft-20ft

Overall

2141

Males

1898

M45-49

1898

40K→25.2M

24.9 - 25.2 mi

Top 9%
×1story
+13ft-16ft

Overall

2359

Males

2045

M45-49

2045

25.2M→Finish

25.2 - 26.2 mi

Top 8%
×2stories
+22ft-21ft

Overall

1944

Males

1704

M45-49

1704

Passing Analysis

Category:
Athletes Passed
1339
Passed By
459
Net Change
+880
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2543
5K → 10K4288+420#2543#2123
10K → 15K8677+9#2123#2114
15K → 20K12762+65#2114#2049
20K → Half1314-1#2049#2050
Half → 25K12317+106#2050#1944
25K → 30K115101+14#1944#1930
30K → 20M3583-48#1930#1978
20M → 21M8417+67#1978#1911
21M → 35K5110+41#1911#1870
35K → 23M11310+103#1870#1767
23M → 24M6210+52#1767#1715
24M → 40K3826+12#1715#1703
40K → 25.2M198+11#1703#1692
25.2M → Finish4516+29#1692#1663
TOTALS1339459+880
📊

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