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BOSTON MARATHON 2024

Rob Duncan

Bib: 10807•M

MA

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Top 35%
Gender (Male)
#0 / 14578
Top 46%
Masters (Masters Men)
#0 / 9729
Top 36%
Division (M50-54)
#0 / 1935
Top 37%
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
7:23/mi
22:57
↑ 97↓ 3451.5%
10K· 6.21 mi
7:29/mi
46:12
↑ 79↓ 1380.4%
15K· 9.32 mi
7:35/mi
1:09:46
↑ 67↓ 78
20K· 12.43 mi
7:43/mi
1:33:43
↑ 106↓ 860.1%
Half· 13.11 mi
7:27/mi
1:38:48
↑ 19↓ 370.5%
25K· 15.53 mi
7:39/mi
1:57:20
↑ 66↓ 880.2%
30K· 18.64 mi
8:07/mi
2:22:33
↑ 181↓ 1480.2%
20M
8:45/mi
2:34:27
↑ 64↓ 500.2%
21M
9:40/mi
2:44:07
↑ 106↓ 241.6%
35K· 21.75 mi
8:27/mi
2:50:26
↑ 17↓ 861.7%
23M
9:22/mi
3:02:10
↑ 23↓ 630.6%
24M
8:15/mi
3:10:25
↓ 821.3%
40K· 24.85 mi
7:47/mi
3:17:04
↓ 200.3%
25.2M
8:33/mi
3:20:01
↑ 13↓ 160.2%
Finish· 26.22 mi
7:44/mi
3:27:54
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:38:48
Pace7:32 /mi
2nd Half
Distance13.11 mi
Time1:49:06
Pace8:19 /mi
📊Positive Split: 10.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:50:3322:577:2322:57
7:23
-
10K
6.21 mi11:13:4846:127:2623:15
7:29
+0:06
15K
9.32 mi11:37:221:09:467:2923:34
7:35
+0:06
20K
12.43 mi12:01:191:33:437:3223:57
7:43
+0:08
Half
13.11 mi12:06:241:38:487:325:05
7:27
-0:16
25K
15.53 mi12:24:561:57:207:3318:32
7:39
+0:12
30K
18.64 mi12:50:092:22:337:3925:13
8:07
+0:28
20M
20.00 mi13:02:032:34:277:4311:54
8:45
+0:38
21M
21.00 mi13:11:432:44:077:499:40
9:40
+0:55
35K
21.75 mi13:18:022:50:267:506:19
8:27
-1:13
23M
23.00 mi13:29:463:02:107:5511:44
9:22
+0:55
24M
24.00 mi13:38:013:10:257:568:15
8:15
-1:07
40K
24.85 mi13:44:403:17:047:566:39
7:47
-0:28
25.2M
25.20 mi13:47:373:20:017:562:57
8:33
+0:46
Finish
26.22 mi13:55:303:27:547:567:53
7:44
-0:49

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

7:23 /mi

Average Pace

7:56 /mi

Slowest Pace

9:40 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

22:57

11% of race

Time at Steady Pace

2:14:08

65% of race

Time at Slower Pace

50:49

24% of race

Average Pace: 7:56 /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 mi10:50:3322:577:2322:57
7:23
#9810
10K
6.21 mi11:13:4846:127:2623:15
7:29
#9900
15K
9.32 mi11:37:221:09:467:2923:34
7:35
#10042
20K
12.43 mi12:01:191:33:437:3223:57
7:43
#9948
Half
13.11 mi12:06:241:38:487:325:05
7:27
#9866
25K
15.53 mi12:24:561:57:207:3318:32
7:39
#9456
30K
18.64 mi12:50:092:22:337:3925:13
8:07
#9177
20M
20.00 mi13:02:032:34:277:4311:54
8:45
#9249
21M
21.00 mi13:11:432:44:077:499:40
9:40
#9322
35K
21.75 mi13:18:022:50:267:506:19
8:27
#9332
23M
23.00 mi13:29:463:02:107:5511:44
9:22
#9553
24M
24.00 mi13:38:013:10:257:568:15
8:15
#9445
40K
24.85 mi13:44:403:17:047:566:39
7:47
#9213
25.2M
25.20 mi13:47:373:20:017:562:57
8:33
#9081
Finish
26.22 mi13:55:303:27:547:567:53
7:44
#8962
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi98107848784810311(Top 40%)7950(Top 55%)7950(Top 411%)
10K6.21 mi3.10 mi9900-907873-257873-2510125(Top 40%)7941(Top 54%)7941(Top 410%)
15K9.32 mi3.11 mi10042-1427904-317904-3110311(Top 40%)7950(Top 55%)7950(Top 411%)
20K12.43 mi3.11 mi9948+947802+1027802+1029789(Top 38%)7538(Top 52%)7538(Top 390%)
Half13.11 mi0.68 mi9866+827758+447758+448713(Top 34%)7021(Top 48%)7021(Top 363%)
25K15.53 mi2.42 mi9456+4107504+2547504+2547923(Top 31%)6382(Top 44%)6382(Top 330%)
30K18.64 mi3.11 mi9177+2797265+2397265+2398532(Top 33%)6522(Top 45%)6522(Top 337%)
20M20.00 mi1.36 mi9249-727237+287237+2810844(Top 42%)7428(Top 51%)7428(Top 384%)
21M21.00 mi1.00 mi9322-737202+357202+3511535(Top 45%)7481(Top 51%)7481(Top 387%)
35K21.75 mi0.75 mi9332-107171+317171+3110360(Top 41%)6908(Top 47%)6908(Top 357%)
23M23.00 mi1.25 mi9553-2217225-547225-5412905(Top 51%)8015(Top 55%)8015(Top 414%)
24M24.00 mi1.00 mi9445+1087122+1037122+1038022(Top 31%)5510(Top 38%)5510(Top 285%)
40K24.85 mi0.85 mi9213+2326964+1586964+1584672(Top 18%)3610(Top 25%)3610(Top 187%)
25.2M25.20 mi0.35 mi9081+1326869+956869+954685(Top 18%)3580(Top 25%)3580(Top 185%)
Finish26.22 mi1.02 mi8962+1196770+996770+996945(Top 27%)4843(Top 33%)4843(Top 250%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 40%
×21story building
+97ft-345ft

Overall

10311

Males

7950

M50-54

7950

5K→10K

3.1 - 6.2 mi

Top 40%
×5story building
+79ft-138ft

Overall

10125

Males

7941

M50-54

7941

10K→15K

6.2 - 9.3 mi

Top 40%
×3story building
+67ft-78ft

Overall

10311

Males

7950

M50-54

7950

15K→20K

9.3 - 12.4 mi

Top 38%
×5story building
+106ft-86ft

Overall

9789

Males

7538

M50-54

7538

20K→Half

12.4 - 13.1 mi

Top 34%
×2story building
+19ft-37ft

Overall

8713

Males

7021

M50-54

7021

Half→25K

13.1 - 15.5 mi

Top 31%
×4story building
+66ft-88ft

Overall

7923

Males

6382

M50-54

6382

25K→30K

15.5 - 18.6 mi

Top 33%
×9story building
+181ft-148ft

Overall

8532

Males

6522

M50-54

6522

30K→20M

18.6 - 20.0 mi

Top 42%
×5story building
+64ft-50ft

Overall

10844

Males

7428

M50-54

7428

20M→21M

20.0 - 21.0 mi

Top 45%
×8story building
+106ft-24ft

Overall

11535

Males

7481

M50-54

7481

21M→35K

21.0 - 21.8 mi

Top 41%
×7story building
+17ft-86ft

Overall

10360

Males

6908

M50-54

6908

35K→23M

21.8 - 23.0 mi

Top 51%
×5story building
+23ft-63ft

Overall

12905

Males

8015

M50-54

8015

23M→24M

23.0 - 24.0 mi

Top 31%
×6story building
+12ft-82ft

Overall

8022

Males

5510

M50-54

5510

24M→40K

24.0 - 24.9 mi

Top 18%
×1story
+6ft-20ft

Overall

4672

Males

3610

M50-54

3610

40K→25.2M

24.9 - 25.2 mi

Top 18%
×1story
+13ft-16ft

Overall

4685

Males

3580

M50-54

3580

25.2M→Finish

25.2 - 26.2 mi

Top 27%
×2story building
+22ft-21ft

Overall

6945

Males

4843

M50-54

4843

Passing Analysis

Category:
Athletes Passed
2618*
Passed By
1769
Net Change
+848
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9810
5K → 10K220310-90#9810#9900
10K → 15K163304-142#9900#10042
15K → 20K262168+94#10042#9948
20K → Half886+82#9948#9866
Half → 25K44434+410#9866#9456
25K → 30K395116+279#9456#9177
30K → 20M113185-72#9177#9249
20M → 21M106179-73#9249#9322
21M → 35K7080-10#9322#9332
35K → 23M90311-221#9332#9553
23M → 24M156*48+108#9553#9445
24M → 40K2342+232#9445#9213
40K → 25.2M1331+132#9213#9081
25.2M → Finish14425+119#9081#8962
TOTALS2618*1769+848

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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