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BOSTON MARATHON 2024

Samuel Kirshenbaum

Bib: 26294•M

FL

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
10:31/mi
32:41
↑ 97↓ 3451.5%
10K· 6.21 mi
10:15/mi
1:04:32
↑ 79↓ 1380.4%
15K· 9.32 mi
10:18/mi
1:36:31
↑ 67↓ 78
20K· 12.43 mi
10:36/mi
2:09:27
↑ 106↓ 860.1%
Half· 13.11 mi
10:14/mi
2:16:26
↑ 19↓ 370.5%
25K· 15.53 mi
11:01/mi
2:43:09
↑ 66↓ 880.2%
30K· 18.64 mi
13:10/mi
3:24:03
↑ 181↓ 1480.2%
20M
12:22/mi
3:40:52
↑ 64↓ 500.2%
21M
13:02/mi
3:53:54
↑ 106↓ 241.6%
35K· 21.75 mi
12:15/mi
4:03:04
↑ 17↓ 861.7%
23M
12:16/mi
4:18:25
↑ 23↓ 630.6%
24M
13:50/mi
4:32:15
↓ 821.3%
40K· 24.85 mi
12:44/mi
4:43:08
↓ 200.3%
25.2M
12:51/mi
4:47:34
↑ 13↓ 160.2%
Finish· 26.22 mi
10:20/mi
4:58:06
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:16:26
Pace10:24 /mi
2nd Half
Distance13.11 mi
Time2:41:40
Pace12:20 /mi
📊Positive Split: 18.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:50:0132:4110:3132:41
10:31
-
10K
6.21 mi12:21:521:04:3210:2331:51
10:15
-0:16
15K
9.32 mi12:53:511:36:3110:2131:59
10:18
+0:03
20K
12.43 mi13:26:472:09:2710:2532:56
10:36
+0:18
Half
13.11 mi13:33:462:16:2610:246:59
10:14
-0:22
25K
15.53 mi14:00:292:43:0910:3026:43
11:01
+0:47
30K
18.64 mi14:41:233:24:0310:5740:54
13:10
+2:09
20M
20.00 mi14:58:123:40:5211:0316:49
12:22
-0:48
21M
21.00 mi15:11:143:53:5411:0813:02
13:02
+0:40
35K
21.75 mi15:20:244:03:0411:119:10
12:15
-0:47
23M
23.00 mi15:35:454:18:2511:1415:21
12:16
+0:01
24M
24.00 mi15:49:354:32:1511:2113:50
13:50
+1:34
40K
24.85 mi16:00:284:43:0811:2310:53
12:44
-1:06
25.2M
25.20 mi16:04:544:47:3411:254:26
12:51
+0:07
Finish
26.22 mi16:15:264:58:0611:2310:32
10:20
-2:31

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

10:14 /mi

Average Pace

11:23 /mi

Slowest Pace

13:50 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:53:41

58% of race

Time at Steady Pace

56:39

19% of race

Time at Slower Pace

1:07:46

23% of race

Average Pace: 11:22 /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 mi11:50:0132:4110:3132:41
10:31
#24131
10K
6.21 mi12:21:521:04:3210:2331:51
10:15
#23540
15K
9.32 mi12:53:511:36:3110:2131:59
10:18
#23228
20K
12.43 mi13:26:472:09:2710:2532:56
10:36
#22849
Half
13.11 mi13:33:462:16:2610:246:59
10:14
#22806
25K
15.53 mi14:00:292:43:0910:3026:43
11:01
#22610
30K
18.64 mi14:41:233:24:0310:5740:54
13:10
#22866
20M
20.00 mi14:58:123:40:5211:0316:49
12:22
#22813
21M
21.00 mi15:11:143:53:5411:0813:02
13:02
#22733
35K
21.75 mi15:20:244:03:0411:119:10
12:15
#22725
23M
23.00 mi15:35:454:18:2511:1415:21
12:16
#22653
24M
24.00 mi15:49:354:32:1511:2113:50
13:50
#22747
40K
24.85 mi16:00:284:43:0811:2310:53
12:44
#22741
25.2M
25.20 mi16:04:544:47:3411:254:26
12:51
#22692
Finish
26.22 mi16:15:264:58:0611:2310:32
10:20
#22619
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi24131140481404822526(Top 88%)13320(Top 91%)13320(Top 275%)
10K6.21 mi3.10 mi23540+59113797+25113797+25123061(Top 90%)13547(Top 93%)13547(Top 279%)
15K9.32 mi3.11 mi23228+31213648+14913648+14922526(Top 88%)13320(Top 91%)13320(Top 275%)
20K12.43 mi3.11 mi22849+37913475+17313475+17321861(Top 86%)12980(Top 89%)12980(Top 268%)
Half13.11 mi0.68 mi22806+4313451+2413451+2422068(Top 86%)13023(Top 89%)13023(Top 269%)
25K15.53 mi2.42 mi22610+19613337+11413337+11421537(Top 84%)12738(Top 87%)12738(Top 263%)
30K18.64 mi3.11 mi22866-25613398-6113398-6123480(Top 92%)13538(Top 93%)13538(Top 279%)
20M20.00 mi1.36 mi22813+5313350+4813350+4821967(Top 86%)12685(Top 87%)12685(Top 262%)
21M21.00 mi1.00 mi22733+8013288+6213288+6220791(Top 81%)12049(Top 83%)12049(Top 248%)
35K21.75 mi0.75 mi22725+813281+713281+722219(Top 87%)12715(Top 87%)12715(Top 262%)
23M23.00 mi1.25 mi22653+7213236+4513236+4521260(Top 83%)12210(Top 84%)12210(Top 252%)
24M24.00 mi1.00 mi22747-9413265-2913265-2924009(Top 94%)13608(Top 93%)13608(Top 281%)
40K24.85 mi0.85 mi22741+613250+1513250+1521823(Top 85%)12400(Top 85%)12400(Top 256%)
25.2M25.20 mi0.35 mi22692+4913221+2913221+2919344(Top 76%)11123(Top 76%)11123(Top 229%)
Finish26.22 mi1.02 mi22619+7313174+4713174+4719525(Top 76%)11248(Top 77%)11248(Top 232%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 88%
×21story building
+97ft-345ft

Overall

22526

Males

13320

M18-39

13320

5K→10K

3.1 - 6.2 mi

Top 90%
×5story building
+79ft-138ft

Overall

23061

Males

13547

M18-39

13547

10K→15K

6.2 - 9.3 mi

Top 88%
×3story building
+67ft-78ft

Overall

22526

Males

13320

M18-39

13320

15K→20K

9.3 - 12.4 mi

Top 86%
×5story building
+106ft-86ft

Overall

21861

Males

12980

M18-39

12980

20K→Half

12.4 - 13.1 mi

Top 86%
×2story building
+19ft-37ft

Overall

22068

Males

13023

M18-39

13023

Half→25K

13.1 - 15.5 mi

Top 84%
×4story building
+66ft-88ft

Overall

21537

Males

12738

M18-39

12738

25K→30K

15.5 - 18.6 mi

Top 92%
×9story building
+181ft-148ft

Overall

23480

Males

13538

M18-39

13538

30K→20M

18.6 - 20.0 mi

Top 86%
×5story building
+64ft-50ft

Overall

21967

Males

12685

M18-39

12685

20M→21M

20.0 - 21.0 mi

Top 81%
×8story building
+106ft-24ft

Overall

20791

Males

12049

M18-39

12049

21M→35K

21.0 - 21.8 mi

Top 87%
×7story building
+17ft-86ft

Overall

22219

Males

12715

M18-39

12715

35K→23M

21.8 - 23.0 mi

Top 83%
×5story building
+23ft-63ft

Overall

21260

Males

12210

M18-39

12210

23M→24M

23.0 - 24.0 mi

Top 94%
×6story building
+12ft-82ft

Overall

24009

Males

13608

M18-39

13608

24M→40K

24.0 - 24.9 mi

Top 85%
×1story
+6ft-20ft

Overall

21823

Males

12400

M18-39

12400

40K→25.2M

24.9 - 25.2 mi

Top 76%
×1story
+13ft-16ft

Overall

19344

Males

11123

M18-39

11123

25.2M→Finish

25.2 - 26.2 mi

Top 76%
×2story building
+22ft-21ft

Overall

19525

Males

11248

M18-39

11248

Passing Analysis

Category:
Athletes Passed
2248
Passed By
736
Net Change
+1512
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#24131
5K → 10K60918+591#24131#23540
10K → 15K33624+312#23540#23228
15K → 20K40122+379#23228#22849
20K → Half485+43#22849#22806
Half → 25K23640+196#22806#22610
25K → 30K77333-256#22610#22866
30K → 20M10047+53#22866#22813
20M → 21M9616+80#22813#22733
21M → 35K4133+8#22733#22725
35K → 23M9725+72#22725#22653
23M → 24M26120-94#22653#22747
24M → 40K4337+6#22747#22741
40K → 25.2M567+49#22741#22692
25.2M → Finish829+73#22692#22619
TOTALS2248736+1512
📊

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