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BOSTON MARATHON 2024

Jason Rosenbloum

Bib: 28871•M

GA

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
9:20/mi
29:00
↑ 97↓ 3451.5%
10K· 6.21 mi
8:52/mi
56:32
↑ 79↓ 1380.4%
15K· 9.32 mi
8:45/mi
1:23:42
↑ 67↓ 78
20K· 12.43 mi
8:47/mi
1:51:00
↑ 106↓ 860.1%
Half· 13.11 mi
9:16/mi
1:57:19
↑ 19↓ 370.5%
25K· 15.53 mi
8:50/mi
2:18:43
↑ 66↓ 880.2%
30K· 18.64 mi
8:58/mi
2:46:33
↑ 181↓ 1480.2%
20M
9:00/mi
2:58:47
↑ 64↓ 500.2%
21M
8:54/mi
3:07:41
↑ 106↓ 241.6%
35K· 21.75 mi
8:19/mi
3:13:54
↑ 17↓ 861.7%
23M
8:54/mi
3:25:03
↑ 23↓ 630.6%
24M
9:07/mi
3:34:10
↓ 821.3%
40K· 24.85 mi
9:11/mi
3:42:01
↓ 200.3%
25.2M
9:49/mi
3:45:24
↑ 13↓ 160.2%
Finish· 26.22 mi
8:18/mi
3:53:51
↑ 22↓ 21

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:57:19
Pace8:57 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:56:32
Pace8:53 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:49:2229:009:2029:00
9:20
-
10K
6.21 mi12:16:5456:329:0627:32
8:52
-0:28
15K
9.32 mi12:44:041:23:428:5927:10
8:45
-0:07
20K
12.43 mi13:11:221:51:008:5627:18
8:47
+0:02
Half
13.11 mi13:17:411:57:198:576:19
9:16
+0:29
25K
15.53 mi13:39:052:18:438:5621:24
8:50
-0:26
30K
18.64 mi14:06:552:46:338:5627:50
8:58
+0:08
20M
20.00 mi14:19:092:58:478:5612:14
9:00
+0:02
21M
21.00 mi14:28:033:07:418:568:54
8:54
-0:06
35K
21.75 mi14:34:163:13:548:556:13
8:19
-0:35
23M
23.00 mi14:45:253:25:038:5511:09
8:54
+0:35
24M
24.00 mi14:54:323:34:108:559:07
9:07
+0:13
40K
24.85 mi15:02:233:42:018:567:51
9:11
+0:04
25.2M
25.20 mi15:05:463:45:248:573:23
9:49
+0:38
Finish
26.22 mi15:14:133:53:518:568:27
8:18
-1:31

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

8:18 /mi

Average Pace

8:56 /mi

Slowest Pace

9:49 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:07:18

80% of race

Time at Steady Pace

43:10

18% of race

Time at Slower Pace

3:23

1% of race

Average Pace: 8:55 /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 mi11:49:2229:009:2029:00
9:20
#21226
10K
6.21 mi12:16:5456:329:0627:32
8:52
#20265
15K
9.32 mi12:44:041:23:428:5927:10
8:45
#19476
20K
12.43 mi13:11:221:51:008:5627:18
8:47
#18655
Half
13.11 mi13:17:411:57:198:576:19
9:16
#18692
25K
15.53 mi13:39:052:18:438:5621:24
8:50
#17970
30K
18.64 mi14:06:552:46:338:5627:50
8:58
#17055
20M
20.00 mi14:19:092:58:478:5612:14
9:00
#16699
21M
21.00 mi14:28:033:07:418:568:54
8:54
#16248
35K
21.75 mi14:34:163:13:548:556:13
8:19
#16014
23M
23.00 mi14:45:253:25:038:5511:09
8:54
#15704
24M
24.00 mi14:54:323:34:108:559:07
9:07
#15563
40K
24.85 mi15:02:233:42:018:567:51
9:11
#15399
25.2M
25.20 mi15:05:463:45:248:573:23
9:49
#15285
Finish
26.22 mi15:14:133:53:518:568:27
8:18
#15076
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi21226126511265117692(Top 69%)11115(Top 76%)11115(Top 229%)
10K6.21 mi3.10 mi20265+96112221+43012221+43019153(Top 75%)11735(Top 80%)11735(Top 242%)
15K9.32 mi3.11 mi19476+78911872+34911872+34917692(Top 69%)11115(Top 76%)11115(Top 229%)
20K12.43 mi3.11 mi18655+82111509+36311509+36316307(Top 64%)10498(Top 72%)10498(Top 216%)
Half13.11 mi0.68 mi18692-3711526-1711526-1719255(Top 75%)11728(Top 80%)11728(Top 242%)
25K15.53 mi2.42 mi17970+72211176+35011176+35014687(Top 57%)9654(Top 66%)9654(Top 199%)
30K18.64 mi3.11 mi17055+91510727+44910727+44913021(Top 51%)8711(Top 60%)8711(Top 180%)
20M20.00 mi1.36 mi16699+35610540+18710540+18712138(Top 48%)8022(Top 55%)8022(Top 165%)
21M21.00 mi1.00 mi16248+45110320+22010320+2208094(Top 32%)5855(Top 40%)5855(Top 121%)
35K21.75 mi0.75 mi16014+23410194+12610194+1269635(Top 38%)6593(Top 45%)6593(Top 136%)
23M23.00 mi1.25 mi15704+31010015+17910015+17910674(Top 42%)6915(Top 47%)6915(Top 143%)
24M24.00 mi1.00 mi15563+1419917+989917+9812717(Top 50%)7910(Top 54%)7910(Top 163%)
40K24.85 mi0.85 mi15399+1649815+1029815+10211695(Top 46%)7286(Top 50%)7286(Top 150%)
25.2M25.20 mi0.35 mi15285+1149752+639752+6310132(Top 40%)6439(Top 44%)6439(Top 133%)
Finish26.22 mi1.02 mi15076+2099630+1229630+12210290(Top 40%)6634(Top 46%)6634(Top 137%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 69%
×21story building
+97ft-345ft

Overall

17692

Males

11115

M18-39

11115

5K→10K

3.1 - 6.2 mi

Top 75%
×5story building
+79ft-138ft

Overall

19153

Males

11735

M18-39

11735

10K→15K

6.2 - 9.3 mi

Top 69%
×3story building
+67ft-78ft

Overall

17692

Males

11115

M18-39

11115

15K→20K

9.3 - 12.4 mi

Top 64%
×5story building
+106ft-86ft

Overall

16307

Males

10498

M18-39

10498

20K→Half

12.4 - 13.1 mi

Top 75%
×2story building
+19ft-37ft

Overall

19255

Males

11728

M18-39

11728

Half→25K

13.1 - 15.5 mi

Top 57%
×4story building
+66ft-88ft

Overall

14687

Males

9654

M18-39

9654

25K→30K

15.5 - 18.6 mi

Top 51%
×9story building
+181ft-148ft

Overall

13021

Males

8711

M18-39

8711

30K→20M

18.6 - 20.0 mi

Top 48%
×5story building
+64ft-50ft

Overall

12138

Males

8022

M18-39

8022

20M→21M

20.0 - 21.0 mi

Top 32%
×8story building
+106ft-24ft

Overall

8094

Males

5855

M18-39

5855

21M→35K

21.0 - 21.8 mi

Top 38%
×7story building
+17ft-86ft

Overall

9635

Males

6593

M18-39

6593

35K→23M

21.8 - 23.0 mi

Top 42%
×5story building
+23ft-63ft

Overall

10674

Males

6915

M18-39

6915

23M→24M

23.0 - 24.0 mi

Top 50%
×6story building
+12ft-82ft

Overall

12717

Males

7910

M18-39

7910

24M→40K

24.0 - 24.9 mi

Top 46%
×1story
+6ft-20ft

Overall

11695

Males

7286

M18-39

7286

40K→25.2M

24.9 - 25.2 mi

Top 40%
×1story
+13ft-16ft

Overall

10132

Males

6439

M18-39

6439

25.2M→Finish

25.2 - 26.2 mi

Top 40%
×2story building
+22ft-21ft

Overall

10290

Males

6634

M18-39

6634

Passing Analysis

Category:
Athletes Passed
6316
Passed By
166
Net Change
+6150
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#21226
5K → 10K98221+961#21226#20265
10K → 15K79910+789#20265#19476
15K → 20K8265+821#19476#18655
20K → Half3471-37#18655#18692
Half → 25K7220+722#18692#17970
25K → 30K9205+915#17970#17055
30K → 20M3626+356#17055#16699
20M → 21M4532+451#16699#16248
21M → 35K2340+234#16248#16014
35K → 23M32111+310#16014#15704
23M → 24M16524+141#15704#15563
24M → 40K1706+164#15563#15399
40K → 25.2M1162+114#15399#15285
25.2M → Finish2123+209#15285#15076
TOTALS6316166+6150
📊

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