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BOSTON MARATHON 2024

Dennis James

Bib: 2637•M

NY

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Top 8%
Gender (Male)
#0 / 14578
Top 14%
Masters (Masters Men)
#0 / 9729
Top 5%
Division (M40-44)
#0 / 2009
Top 15%
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
6:39/mi
20:41
↑ 97↓ 3451.5%
10K· 6.21 mi
6:38/mi
41:18
↑ 79↓ 1380.4%
15K· 9.32 mi
6:36/mi
1:01:48
↑ 67↓ 78
20K· 12.43 mi
6:39/mi
1:22:27
↑ 106↓ 860.1%
Half· 13.11 mi
6:37/mi
1:26:58
↑ 19↓ 370.5%
25K· 15.53 mi
6:40/mi
1:43:07
↑ 66↓ 880.2%
30K· 18.64 mi
6:49/mi
2:04:18
↑ 181↓ 1480.2%
20M
6:52/mi
2:13:38
↑ 64↓ 500.2%
21M
7:16/mi
2:20:54
↑ 106↓ 241.6%
35K· 21.75 mi
6:41/mi
2:25:54
↑ 17↓ 861.7%
23M
6:53/mi
2:34:31
↑ 23↓ 630.6%
24M
6:44/mi
2:41:15
↓ 821.3%
40K· 24.85 mi
6:54/mi
2:47:09
↓ 200.3%
25.2M
7:38/mi
2:49:47
↑ 13↓ 160.2%
Finish· 26.22 mi
6:44/mi
2:56:39
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:26:58
Pace6:38 /mi
2nd Half
Distance13.11 mi
Time1:29:41
Pace6:50 /mi
📊Positive Split: 3.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:22:1620:416:3920:41
6:39
-
10K
6.21 mi10:42:5341:186:3920:37
6:38
-0:01
15K
9.32 mi11:03:231:01:486:3820:30
6:36
-0:02
20K
12.43 mi11:24:021:22:276:3820:39
6:39
+0:03
Half
13.11 mi11:28:331:26:586:384:31
6:37
-0:02
25K
15.53 mi11:44:421:43:076:3816:09
6:40
+0:03
30K
18.64 mi12:05:532:04:186:4021:11
6:49
+0:09
20M
20.00 mi12:15:132:13:386:419:20
6:52
+0:03
21M
21.00 mi12:22:292:20:546:437:16
7:16
+0:24
35K
21.75 mi12:27:292:25:546:435:00
6:41
-0:35
23M
23.00 mi12:36:062:34:316:438:37
6:53
+0:12
24M
24.00 mi12:42:502:41:156:436:44
6:44
-0:09
40K
24.85 mi12:48:442:47:096:445:54
6:54
+0:10
25.2M
25.20 mi12:51:222:49:476:442:38
7:38
+0:44
Finish
26.22 mi12:58:142:56:396:456:52
6:44
-0:54

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

6:36 /mi

Average Pace

6:45 /mi

Slowest Pace

7:38 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:46:45

94% of race

Time at Steady Pace

9:54

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:44 /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 mi10:22:1620:416:3920:41
6:39
#4445
10K
6.21 mi10:42:5341:186:3920:37
6:38
#4120
15K
9.32 mi11:03:231:01:486:3820:30
6:36
#3777
20K
12.43 mi11:24:021:22:276:3820:39
6:39
#3495
Half
13.11 mi11:28:331:26:586:384:31
6:37
#3474
25K
15.53 mi11:44:421:43:076:3816:09
6:40
#3220
30K
18.64 mi12:05:532:04:186:4021:11
6:49
#2873
20M
20.00 mi12:15:132:13:386:419:20
6:52
#2725
21M
21.00 mi12:22:292:20:546:437:16
7:16
#2603
35K
21.75 mi12:27:292:25:546:435:00
6:41
#2527
23M
23.00 mi12:36:062:34:316:438:37
6:53
#2409
24M
24.00 mi12:42:502:41:156:436:44
6:44
#2321
40K
24.85 mi12:48:442:47:096:445:54
6:54
#2224
25.2M
25.20 mi12:51:222:49:476:442:38
7:38
#2196
Finish
26.22 mi12:58:142:56:396:456:52
6:44
#2166
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi4445416641663256(Top 13%)3098(Top 21%)3098(Top 154%)
10K6.21 mi3.10 mi4120+3253886+2803886+2803845(Top 15%)3622(Top 25%)3622(Top 180%)
15K9.32 mi3.11 mi3777+3433575+3113575+3113256(Top 13%)3098(Top 21%)3098(Top 154%)
20K12.43 mi3.11 mi3495+2823319+2563319+2562876(Top 11%)2743(Top 19%)2743(Top 137%)
Half13.11 mi0.68 mi3474+213298+213298+213239(Top 13%)3073(Top 21%)3073(Top 153%)
25K15.53 mi2.42 mi3220+2543059+2393059+2392420(Top 9%)2305(Top 16%)2305(Top 115%)
30K18.64 mi3.11 mi2873+3472730+3292730+3291999(Top 8%)1893(Top 13%)1893(Top 94%)
20M20.00 mi1.36 mi2725+1482586+1442586+1441830(Top 7%)1720(Top 12%)1720(Top 86%)
21M21.00 mi1.00 mi2603+1222473+1132473+1131750(Top 7%)1639(Top 11%)1639(Top 82%)
35K21.75 mi0.75 mi2527+762402+712402+711837(Top 7%)1704(Top 12%)1704(Top 85%)
23M23.00 mi1.25 mi2409+1182289+1132289+1131554(Top 6%)1453(Top 10%)1453(Top 72%)
24M24.00 mi1.00 mi2321+882203+862203+861477(Top 6%)1370(Top 9%)1370(Top 68%)
40K24.85 mi0.85 mi2224+972107+962107+961586(Top 6%)1452(Top 10%)1452(Top 72%)
25.2M25.20 mi0.35 mi2196+282078+292078+291747(Top 7%)1563(Top 11%)1563(Top 78%)
Finish26.22 mi1.02 mi2166+302048+302048+302115(Top 8%)1841(Top 13%)1841(Top 92%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 13%
×21story building
+97ft-345ft

Overall

3256

Males

3098

M40-44

3098

5K→10K

3.1 - 6.2 mi

Top 15%
×5story building
+79ft-138ft

Overall

3845

Males

3622

M40-44

3622

10K→15K

6.2 - 9.3 mi

Top 13%
×3story building
+67ft-78ft

Overall

3256

Males

3098

M40-44

3098

15K→20K

9.3 - 12.4 mi

Top 11%
×5story building
+106ft-86ft

Overall

2876

Males

2743

M40-44

2743

20K→Half

12.4 - 13.1 mi

Top 13%
×2story building
+19ft-37ft

Overall

3239

Males

3073

M40-44

3073

Half→25K

13.1 - 15.5 mi

Top 9%
×4story building
+66ft-88ft

Overall

2420

Males

2305

M40-44

2305

25K→30K

15.5 - 18.6 mi

Top 8%
×9story building
+181ft-148ft

Overall

1999

Males

1893

M40-44

1893

30K→20M

18.6 - 20.0 mi

Top 7%
×5story building
+64ft-50ft

Overall

1830

Males

1720

M40-44

1720

20M→21M

20.0 - 21.0 mi

Top 7%
×8story building
+106ft-24ft

Overall

1750

Males

1639

M40-44

1639

21M→35K

21.0 - 21.8 mi

Top 7%
×7story building
+17ft-86ft

Overall

1837

Males

1704

M40-44

1704

35K→23M

21.8 - 23.0 mi

Top 6%
×5story building
+23ft-63ft

Overall

1554

Males

1453

M40-44

1453

23M→24M

23.0 - 24.0 mi

Top 6%
×6story building
+12ft-82ft

Overall

1477

Males

1370

M40-44

1370

24M→40K

24.0 - 24.9 mi

Top 6%
×1story
+6ft-20ft

Overall

1586

Males

1452

M40-44

1452

40K→25.2M

24.9 - 25.2 mi

Top 7%
×1story
+13ft-16ft

Overall

1747

Males

1563

M40-44

1563

25.2M→Finish

25.2 - 26.2 mi

Top 8%
×2story building
+22ft-21ft

Overall

2115

Males

1841

M40-44

1841

Passing Analysis

Category:
Athletes Passed
2493
Passed By
214
Net Change
+2279
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4445
5K → 10K38863+325#4445#4120
10K → 15K35714+343#4120#3777
15K → 20K29917+282#3777#3495
20K → Half3312+21#3495#3474
Half → 25K26814+254#3474#3220
25K → 30K36518+347#3220#2873
30K → 20M15810+148#2873#2725
20M → 21M1319+122#2725#2603
21M → 35K837+76#2603#2527
35K → 23M1257+118#2527#2409
23M → 24M9810+88#2409#2321
24M → 40K1036+97#2321#2224
40K → 25.2M346+28#2224#2196
25.2M → Finish5121+30#2196#2166
TOTALS2493214+2279
📊

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