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BOSTON MARATHON 2024

Nathan Langford

Bib: 2796•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Top 6%
Gender (Male)
#0 / 14578
Top 10%
Masters (Masters Men)
#0 / 9729
Top 3%
Division (M40-44)
#0 / 2009
Top 9%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
19:30
Rank: #1981
Start → 5K
19:30 | 6:17/mi
10K· 6.21 mi
38:48
Rank: #1729 (+252)
5K → 10K
19:18 | 6:13/mi
15K· 9.32 mi
58:24
Rank: #1729
10K → 15K
19:36 | 6:19/mi
20K· 12.43 mi
1:18:34
Rank: #1786 (-57)
15K → 20K
20:10 | 6:29/mi
Half· 13.11 mi
1:23:00
Rank: #1826 (-40)
20K → Half
4:26 | 6:30/mi
25K· 15.53 mi
1:38:56
Rank: #1839 (-13)
Half → 25K
15:56 | 6:34/mi
30K· 18.64 mi
1:59:59
Rank: #1774 (+65)
25K → 30K
21:03 | 6:47/mi
20M
2:09:19
Rank: #1742 (+32)
30K → 20M
9:20 | 6:52/mi
21M
2:16:33
Rank: #1688 (+54)
20M → 21M
7:14 | 7:14/mi
35K· 21.75 mi
2:21:29
Rank: #1663 (+25)
21M → 35K
4:56 | 6:36/mi
23M
2:30:00
Rank: #1591 (+72)
35K → 23M
8:31 | 6:48/mi
24M
2:36:43
Rank: #1549 (+42)
23M → 24M
6:43 | 6:43/mi
40K· 24.85 mi
2:42:40
Rank: #1528 (+21)
24M → 40K
5:57 | 6:58/mi
25.2M
2:45:18
Rank: #1515 (+13)
40K → 25.2M
2:38 | 7:38/mi
Finish· 26.22 mi
2:52:05
Rank: #1494 (+21)
25.2M → Finish
6:47 | 6:39/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:23:00
Pace6:20 /mi
2nd Half
Distance13.11 mi
Time1:29:05
Pace6:48 /mi
📊Positive Split: 7.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:20:3319:306:1719:30
6:17
-
10K
6.21 mi10:39:5138:486:1519:18
6:13
-0:04
15K
9.32 mi10:59:2758:246:1619:36
6:19
+0:06
20K
12.43 mi11:19:371:18:346:1920:10
6:29
+0:10
Half
13.11 mi11:24:031:23:006:204:26
6:30
+0:01
25K
15.53 mi11:39:591:38:566:2215:56
6:34
+0:04
30K
18.64 mi12:01:021:59:596:2621:03
6:47
+0:13
20M
20.00 mi12:10:222:09:196:289:20
6:52
+0:05
21M
21.00 mi12:17:362:16:336:307:14
7:14
+0:22
35K
21.75 mi12:22:322:21:296:304:56
6:36
-0:38
23M
23.00 mi12:31:032:30:006:318:31
6:48
+0:12
24M
24.00 mi12:37:462:36:436:326:43
6:43
-0:05
40K
24.85 mi12:43:432:42:406:335:57
6:58
+0:15
25.2M
25.20 mi12:46:212:45:186:342:38
7:38
+0:40
Finish
26.22 mi12:53:082:52:056:346:47
6:39
-0:59

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

6:13 /mi

Average Pace

6:34 /mi

Slowest Pace

7:38 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

58:24

34% of race

Time at Steady Pace

1:28:32

51% of race

Time at Slower Pace

25:09

15% of race

Average Pace: 6:34 /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 mi10:20:3319:306:1719:30
6:17
#1981
10K
6.21 mi10:39:5138:486:1519:18
6:13
#1729
15K
9.32 mi10:59:2758:246:1619:36
6:19
#1729
20K
12.43 mi11:19:371:18:346:1920:10
6:29
#1786
Half
13.11 mi11:24:031:23:006:204:26
6:30
#1826
25K
15.53 mi11:39:591:38:566:2215:56
6:34
#1839
30K
18.64 mi12:01:021:59:596:2621:03
6:47
#1774
20M
20.00 mi12:10:222:09:196:289:20
6:52
#1742
21M
21.00 mi12:17:362:16:336:307:14
7:14
#1688
35K
21.75 mi12:22:322:21:296:304:56
6:36
#1663
23M
23.00 mi12:31:032:30:006:318:31
6:48
#1591
24M
24.00 mi12:37:462:36:436:326:43
6:43
#1549
40K
24.85 mi12:43:432:42:406:335:57
6:58
#1528
25.2M
25.20 mi12:46:212:45:186:342:38
7:38
#1515
Finish
26.22 mi12:53:082:52:056:346:47
6:39
#1494
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi1981191719171796(Top 7%)1740(Top 12%)1740(Top 87%)
10K6.21 mi3.10 mi1729+2521672+2451672+2451555(Top 6%)1508(Top 10%)1508(Top 75%)
15K9.32 mi3.11 mi17291675-31675-31796(Top 7%)1740(Top 12%)1740(Top 87%)
20K12.43 mi3.11 mi1786-571732-571732-572134(Top 8%)2051(Top 14%)2051(Top 102%)
Half13.11 mi0.68 mi1826-401767-351767-352666(Top 10%)2542(Top 17%)2542(Top 127%)
25K15.53 mi2.42 mi1839-131779-121779-122064(Top 8%)1979(Top 14%)1979(Top 99%)
30K18.64 mi3.11 mi1774+651715+641715+641855(Top 7%)1757(Top 12%)1757(Top 87%)
20M20.00 mi1.36 mi1742+321682+331682+331852(Top 7%)1739(Top 12%)1739(Top 87%)
21M21.00 mi1.00 mi1688+541624+581624+581671(Top 7%)1561(Top 11%)1561(Top 78%)
35K21.75 mi0.75 mi1663+251599+251599+251574(Top 6%)1470(Top 10%)1470(Top 73%)
23M23.00 mi1.25 mi1591+721527+721527+721324(Top 5%)1246(Top 9%)1246(Top 62%)
24M24.00 mi1.00 mi1549+421482+451482+451442(Top 6%)1335(Top 9%)1335(Top 66%)
40K24.85 mi0.85 mi1528+211461+211461+211758(Top 7%)1590(Top 11%)1590(Top 79%)
25.2M25.20 mi0.35 mi1515+131446+151446+151811(Top 7%)1603(Top 11%)1603(Top 80%)
Finish26.22 mi1.02 mi1494+211426+201426+201878(Top 7%)1649(Top 11%)1649(Top 82%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 7%
×21stories
+97ft-345ft

Overall

1796

Males

1740

M40-44

1740

5K→10K

3.1 - 6.2 mi

Top 6%
×5stories
+79ft-138ft

Overall

1555

Males

1508

M40-44

1508

10K→15K

6.2 - 9.3 mi

Top 7%
×3stories
+67ft-78ft

Overall

1796

Males

1740

M40-44

1740

15K→20K

9.3 - 12.4 mi

Top 8%
×5stories
+106ft-86ft

Overall

2134

Males

2051

M40-44

2051

20K→Half

12.4 - 13.1 mi

Top 10%
×2stories
+19ft-37ft

Overall

2666

Males

2542

M40-44

2542

Half→25K

13.1 - 15.5 mi

Top 8%
×4stories
+66ft-88ft

Overall

2064

Males

1979

M40-44

1979

25K→30K

15.5 - 18.6 mi

Top 7%
×9stories
+181ft-148ft

Overall

1855

Males

1757

M40-44

1757

30K→20M

18.6 - 20.0 mi

Top 7%
×5stories
+64ft-50ft

Overall

1852

Males

1739

M40-44

1739

20M→21M

20.0 - 21.0 mi

Top 7%
×8stories
+106ft-24ft

Overall

1671

Males

1561

M40-44

1561

21M→35K

21.0 - 21.8 mi

Top 6%
×7stories
+17ft-86ft

Overall

1574

Males

1470

M40-44

1470

35K→23M

21.8 - 23.0 mi

Top 5%
×5stories
+23ft-63ft

Overall

1324

Males

1246

M40-44

1246

23M→24M

23.0 - 24.0 mi

Top 6%
×6stories
+12ft-82ft

Overall

1442

Males

1335

M40-44

1335

24M→40K

24.0 - 24.9 mi

Top 7%
×1story
+6ft-20ft

Overall

1758

Males

1590

M40-44

1590

40K→25.2M

24.9 - 25.2 mi

Top 7%
×1story
+13ft-16ft

Overall

1811

Males

1603

M40-44

1603

25.2M→Finish

25.2 - 26.2 mi

Top 7%
×2stories
+22ft-21ft

Overall

1878

Males

1649

M40-44

1649

Passing Analysis

Category:
Athletes Passed
1011
Passed By
524
Net Change
+487
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1981
5K → 10K27826+252#1981#1729
10K → 15K70700#1729#1729
15K → 20K48105-57#1729#1786
20K → Half343-40#1786#1826
Half → 25K7487-13#1826#1839
25K → 30K12459+65#1839#1774
30K → 20M6028+32#1774#1742
20M → 21M7319+54#1742#1688
21M → 35K3914+25#1688#1663
35K → 23M8513+72#1663#1591
23M → 24M5917+42#1591#1549
24M → 40K3615+21#1549#1528
40K → 25.2M218+13#1528#1515
25.2M → Finish4120+21#1515#1494
TOTALS1011524+487
📊

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