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BOSTON MARATHON 2024

Scott Marchfeld

Bib: 28578•M

NY

0:00
0:00
/ mi
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Overall
#0 / 25550
Gender (Male)
#0 / 14578
Division (M18-39)
#0 / 4849
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
10:16/mi
31:55
↑ 97↓ 3451.5%
10K· 6.21 mi
10:42/mi
1:05:10
↑ 79↓ 1380.4%
15K· 9.32 mi
10:50/mi
1:38:51
↑ 67↓ 78
20K· 12.43 mi
11:36/mi
2:14:52
↑ 106↓ 860.1%
Half· 13.11 mi
11:04/mi
2:22:25
↑ 19↓ 370.5%
25K· 15.53 mi
12:31/mi
2:52:46
↑ 66↓ 880.2%
30K· 18.64 mi
15:29/mi
3:40:51
↑ 181↓ 1480.2%
20M
15:45/mi
4:02:15
↑ 64↓ 500.2%
21M
27:50/mi
4:30:05
↑ 106↓ 241.6%
35K· 21.75 mi
14:56/mi
4:41:15
↑ 17↓ 861.7%
23M
15:38/mi
5:00:50
↑ 23↓ 630.6%
24M
17:39/mi
5:18:29
↓ 821.3%
40K· 24.85 mi
14:51/mi
5:31:11
↓ 200.3%
25.2M
18:45/mi
5:37:39
↑ 13↓ 160.2%
Finish· 26.22 mi
12:18/mi
5:50:11
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:22:25
Pace10:52 /mi
2nd Half
Distance13.11 mi
Time3:27:46
Pace15:51 /mi
📊Positive Split: 45.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:53:0331:5510:1631:55
10:16
-
10K
6.21 mi12:26:181:05:1010:2933:15
10:42
+0:26
15K
9.32 mi12:59:591:38:5110:3633:41
10:50
+0:08
20K
12.43 mi13:36:002:14:5210:5136:01
11:36
+0:46
Half
13.11 mi13:43:332:22:2510:527:33
11:04
-0:32
25K
15.53 mi14:13:542:52:4611:0730:21
12:31
+1:27
30K
18.64 mi15:01:593:40:5111:5148:05
15:29
+2:58
20M
20.00 mi15:23:234:02:1512:0721:24
15:45
+0:16
21M
21.00 mi15:51:134:30:0512:5227:50
27:50
+12:05
35K
21.75 mi16:02:234:41:1512:5611:10
14:56
-12:54
23M
23.00 mi16:21:585:00:5013:0519:35
15:38
+0:42
24M
24.00 mi16:39:375:18:2913:1617:39
17:39
+2:01
40K
24.85 mi16:52:195:31:1113:1912:42
14:51
-2:48
25.2M
25.20 mi16:58:475:37:3913:246:28
18:45
+3:54
Finish
26.22 mi17:11:195:50:1113:2212:32
12:18
-6:27

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

10:16 /mi

Average Pace

13:22 /mi

Slowest Pace

27:50 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:05:18

53% of race

Time at Steady Pace

1:52:56

32% of race

Time at Slower Pace

51:57

15% of race

Average Pace: 13:21 /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 mi11:53:0331:5510:1631:55
10:16
#23584
10K
6.21 mi12:26:181:05:1010:2933:15
10:42
#23749
15K
9.32 mi12:59:591:38:5110:3633:41
10:50
#23653
20K
12.43 mi13:36:002:14:5210:5136:01
11:36
#23690
Half
13.11 mi13:43:332:22:2510:527:33
11:04
#23687
25K
15.53 mi14:13:542:52:4611:0730:21
12:31
#23748
30K
18.64 mi15:01:593:40:5111:5148:05
15:29
#24156
20M
20.00 mi15:23:234:02:1512:0721:24
15:45
#24261
21M
21.00 mi15:51:134:30:0512:5227:50
27:50
#24862
35K
21.75 mi16:02:234:41:1512:5611:10
14:56
#24886
23M
23.00 mi16:21:585:00:5013:0519:35
15:38
#24939
24M
24.00 mi16:39:375:18:2913:1617:39
17:39
#25047
40K
24.85 mi16:52:195:31:1113:1912:42
14:51
#25055
25.2M
25.20 mi16:58:475:37:3913:246:28
18:45
#25081
Finish
26.22 mi17:11:195:50:1113:2212:32
12:18
#25056
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi23584138321383223521(Top 92%)13776(Top 94%)13776(Top 284%)
10K6.21 mi3.10 mi23749-16513904-7213904-7223873(Top 93%)13928(Top 96%)13928(Top 287%)
15K9.32 mi3.11 mi23653+9613842+6213842+6223521(Top 92%)13776(Top 94%)13776(Top 284%)
20K12.43 mi3.11 mi23690-3713853-1113853-1123485(Top 92%)13723(Top 94%)13723(Top 283%)
Half13.11 mi0.68 mi23687+313846+713846+723602(Top 92%)13733(Top 94%)13733(Top 283%)
25K15.53 mi2.42 mi23748-6113859-1313859-1323748(Top 93%)13765(Top 94%)13765(Top 284%)
30K18.64 mi3.11 mi24156-40814009-15014009-15025171(Top 99%)14354(Top 98%)14354(Top 296%)
20M20.00 mi1.36 mi24261-10514048-3914048-3925106(Top 98%)14312(Top 98%)14312(Top 295%)
21M21.00 mi1.00 mi24862-60114291-24314291-24325527(Top 100%)14564(Top 100%)14564(Top 300%)
35K21.75 mi0.75 mi24886-2414294-314294-324843(Top 97%)14124(Top 97%)14124(Top 291%)
23M23.00 mi1.25 mi24939-5314313-1914313-1924965(Top 98%)14192(Top 97%)14192(Top 293%)
24M24.00 mi1.00 mi25047-10814356-4314356-4325384(Top 99%)14456(Top 99%)14456(Top 298%)
40K24.85 mi0.85 mi25055-814355+114355+124427(Top 96%)13837(Top 95%)13837(Top 285%)
25.2M25.20 mi0.35 mi25081-2614362-714362-725191(Top 99%)14327(Top 98%)14327(Top 295%)
Finish26.22 mi1.02 mi25056+2514353+914353+923629(Top 92%)13356(Top 92%)13356(Top 275%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 92%
×21story building
+97ft-345ft

Overall

23521

Males

13776

M18-39

13776

5K→10K

3.1 - 6.2 mi

Top 93%
×5story building
+79ft-138ft

Overall

23873

Males

13928

M18-39

13928

10K→15K

6.2 - 9.3 mi

Top 92%
×3story building
+67ft-78ft

Overall

23521

Males

13776

M18-39

13776

15K→20K

9.3 - 12.4 mi

Top 92%
×5story building
+106ft-86ft

Overall

23485

Males

13723

M18-39

13723

20K→Half

12.4 - 13.1 mi

Top 92%
×2story building
+19ft-37ft

Overall

23602

Males

13733

M18-39

13733

Half→25K

13.1 - 15.5 mi

Top 93%
×4story building
+66ft-88ft

Overall

23748

Males

13765

M18-39

13765

25K→30K

15.5 - 18.6 mi

Top 99%
×9story building
+181ft-148ft

Overall

25171

Males

14354

M18-39

14354

30K→20M

18.6 - 20.0 mi

Top 98%
×5story building
+64ft-50ft

Overall

25106

Males

14312

M18-39

14312

20M→21M

20.0 - 21.0 mi

Top 100%
×8story building
+106ft-24ft

Overall

25527

Males

14564

M18-39

14564

21M→35K

21.0 - 21.8 mi

Top 97%
×7story building
+17ft-86ft

Overall

24843

Males

14124

M18-39

14124

35K→23M

21.8 - 23.0 mi

Top 98%
×5story building
+23ft-63ft

Overall

24965

Males

14192

M18-39

14192

23M→24M

23.0 - 24.0 mi

Top 99%
×6story building
+12ft-82ft

Overall

25384

Males

14456

M18-39

14456

24M→40K

24.0 - 24.9 mi

Top 96%
×1story
+6ft-20ft

Overall

24427

Males

13837

M18-39

13837

40K→25.2M

24.9 - 25.2 mi

Top 99%
×1story
+13ft-16ft

Overall

25191

Males

14327

M18-39

14327

25.2M→Finish

25.2 - 26.2 mi

Top 92%
×2story building
+22ft-21ft

Overall

23629

Males

13356

M18-39

13356

Passing Analysis

Category:
Athletes Passed
680
Passed By
2152
Net Change
-1472
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#23584
5K → 10K132297-165#23584#23749
10K → 15K205109+96#23749#23653
15K → 20K115152-37#23653#23690
20K → Half3633+3#23690#23687
Half → 25K74135-61#23687#23748
25K → 30K21429-408#23748#24156
30K → 20M19124-105#24156#24261
20M → 21M2603-601#24261#24862
21M → 35K1539-24#24862#24886
35K → 23M1063-53#24886#24939
23M → 24M3111-108#24939#25047
24M → 40K1523-8#25047#25055
40K → 25.2M329-26#25055#25081
25.2M → Finish305+25#25081#25056
TOTALS6802152-1472
📊

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