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BOSTON MARATHON 2024

Heather Jenson

Bib: 7972•F

UT

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Top 38%
Gender (Female)
#0 / 10924
Top 23%
Masters (Masters Women)
#0 / 6263
Top 12%
Division (F40-44)
#0 / 1613
Top 24%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:23
Rank: #10991
Start → 5K
23:23 | 7:32/mi
10K· 6.21 mi
47:28
Rank: #11578 (-587)
5K → 10K
24:05 | 7:45/mi
15K· 9.32 mi
1:11:43
Rank: #11704 (-126)
10K → 15K
24:15 | 7:48/mi
20K· 12.43 mi
1:36:24
Rank: #11577 (+127)
15K → 20K
24:41 | 7:57/mi
Half· 13.11 mi
1:41:49
Rank: #11608 (-31)
20K → Half
5:25 | 7:56/mi
25K· 15.53 mi
2:01:12
Rank: #11292 (+316)
Half → 25K
19:23 | 8:00/mi
30K· 18.64 mi
2:26:28
Rank: #10670 (+622)
25K → 30K
25:16 | 8:08/mi
20M
2:37:46
Rank: #10420 (+250)
30K → 20M
11:18 | 8:19/mi
21M
2:46:44
Rank: #10215 (+205)
20M → 21M
8:58 | 8:58/mi
35K· 21.75 mi
2:52:50
Rank: #10137 (+78)
21M → 35K
6:06 | 8:09/mi
23M
3:03:28
Rank: #9969 (+168)
35K → 23M
10:38 | 8:30/mi
24M
3:11:41
Rank: #9825 (+144)
23M → 24M
8:13 | 8:13/mi
40K· 24.85 mi
3:19:05
Rank: #9786 (+39)
24M → 40K
7:24 | 8:39/mi
25.2M
3:22:20
Rank: #9744 (+42)
40K → 25.2M
3:15 | 9:25/mi
Finish· 26.22 mi
3:30:34
Rank: #9704 (+40)
25.2M → Finish
8:14 | 8:05/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:41:49
Pace7:46 /mi
2nd Half
Distance13.11 mi
Time1:48:45
Pace8:18 /mi
📊Positive Split: 6.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:29:5223:237:3223:23
7:32
-
10K
6.21 mi10:53:5747:287:3824:05
7:45
+0:13
15K
9.32 mi11:18:121:11:437:4224:15
7:48
+0:03
20K
12.43 mi11:42:531:36:247:4524:41
7:57
+0:09
Half
13.11 mi11:48:181:41:497:465:25
7:56
-0:01
25K
15.53 mi12:07:412:01:127:4819:23
8:00
+0:04
30K
18.64 mi12:32:572:26:287:5125:16
8:08
+0:08
20M
20.00 mi12:44:152:37:467:5311:18
8:19
+0:11
21M
21.00 mi12:53:132:46:447:568:58
8:58
+0:39
35K
21.75 mi12:59:192:52:507:576:06
8:09
-0:49
23M
23.00 mi13:09:573:03:287:5910:38
8:30
+0:21
24M
24.00 mi13:18:103:11:417:598:13
8:13
-0:17
40K
24.85 mi13:25:343:19:058:017:24
8:39
+0:26
25.2M
25.20 mi13:28:493:22:208:023:15
9:25
+0:46
Finish
26.22 mi13:37:033:30:348:028:14
8:05
-1:20

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

7:32 /mi

Average Pace

8:02 /mi

Slowest Pace

9:25 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:11:43

34% of race

Time at Steady Pace

1:48:36

52% of race

Time at Slower Pace

30:15

14% of race

Average Pace: 8:02 /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 mi10:29:5223:237:3223:23
7:32
#10991
10K
6.21 mi10:53:5747:287:3824:05
7:45
#11578
15K
9.32 mi11:18:121:11:437:4224:15
7:48
#11704
20K
12.43 mi11:42:531:36:247:4524:41
7:57
#11577
Half
13.11 mi11:48:181:41:497:465:25
7:56
#11608
25K
15.53 mi12:07:412:01:127:4819:23
8:00
#11292
30K
18.64 mi12:32:572:26:287:5125:16
8:08
#10670
20M
20.00 mi12:44:152:37:467:5311:18
8:19
#10420
21M
21.00 mi12:53:132:46:447:568:58
8:58
#10215
35K
21.75 mi12:59:192:52:507:576:06
8:09
#10137
23M
23.00 mi13:09:573:03:287:5910:38
8:30
#9969
24M
24.00 mi13:18:103:11:417:598:13
8:13
#9825
40K
24.85 mi13:25:343:19:058:017:24
8:39
#9786
25.2M
25.20 mi13:28:493:22:208:023:15
9:25
#9744
Finish
26.22 mi13:37:033:30:348:028:14
8:05
#9704
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi109912560256011969(Top 47%)3227(Top 30%)3227(Top 200%)
10K6.21 mi3.10 mi11578-5872922-3622922-36212261(Top 48%)3325(Top 30%)3325(Top 206%)
15K9.32 mi3.11 mi11704-1263036-1143036-11411969(Top 47%)3227(Top 30%)3227(Top 200%)
20K12.43 mi3.11 mi11577+1272983+532983+5311447(Top 45%)3032(Top 28%)3032(Top 188%)
Half13.11 mi0.68 mi11608-313006-233006-2312321(Top 48%)3476(Top 32%)3476(Top 215%)
25K15.53 mi2.42 mi11292+3162882+1242882+12410162(Top 40%)2559(Top 23%)2559(Top 159%)
30K18.64 mi3.11 mi10670+6222654+2282654+2288640(Top 34%)2040(Top 19%)2040(Top 126%)
20M20.00 mi1.36 mi10420+2502589+652589+658484(Top 33%)2227(Top 20%)2227(Top 138%)
21M21.00 mi1.00 mi10215+2052539+502539+508454(Top 33%)2416(Top 22%)2416(Top 150%)
35K21.75 mi0.75 mi10137+782534+52534+58748(Top 34%)2579(Top 24%)2579(Top 160%)
23M23.00 mi1.25 mi9969+1682522+122522+128460(Top 33%)2605(Top 24%)2605(Top 162%)
24M24.00 mi1.00 mi9825+1442491+312491+317872(Top 31%)2419(Top 22%)2419(Top 150%)
40K24.85 mi0.85 mi9786+392504-132504-139173(Top 36%)3167(Top 29%)3167(Top 196%)
25.2M25.20 mi0.35 mi9744+422503+12503+18467(Top 33%)2875(Top 26%)2875(Top 178%)
Finish26.22 mi1.02 mi9704+402516-132516-139055(Top 35%)3086(Top 28%)3086(Top 191%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 47%
×21stories
+97ft-345ft

Overall

11969

Females

3227

F40-44

3227

5K→10K

3.1 - 6.2 mi

Top 48%
×5stories
+79ft-138ft

Overall

12261

Females

3325

F40-44

3325

10K→15K

6.2 - 9.3 mi

Top 47%
×3stories
+67ft-78ft

Overall

11969

Females

3227

F40-44

3227

15K→20K

9.3 - 12.4 mi

Top 45%
×5stories
+106ft-86ft

Overall

11447

Females

3032

F40-44

3032

20K→Half

12.4 - 13.1 mi

Top 48%
×2stories
+19ft-37ft

Overall

12321

Females

3476

F40-44

3476

Half→25K

13.1 - 15.5 mi

Top 40%
×4stories
+66ft-88ft

Overall

10162

Females

2559

F40-44

2559

25K→30K

15.5 - 18.6 mi

Top 34%
×9stories
+181ft-148ft

Overall

8640

Females

2040

F40-44

2040

30K→20M

18.6 - 20.0 mi

Top 33%
×5stories
+64ft-50ft

Overall

8484

Females

2227

F40-44

2227

20M→21M

20.0 - 21.0 mi

Top 33%
×8stories
+106ft-24ft

Overall

8454

Females

2416

F40-44

2416

21M→35K

21.0 - 21.8 mi

Top 34%
×7stories
+17ft-86ft

Overall

8748

Females

2579

F40-44

2579

35K→23M

21.8 - 23.0 mi

Top 33%
×5stories
+23ft-63ft

Overall

8460

Females

2605

F40-44

2605

23M→24M

23.0 - 24.0 mi

Top 31%
×6stories
+12ft-82ft

Overall

7872

Females

2419

F40-44

2419

24M→40K

24.0 - 24.9 mi

Top 36%
×1story
+6ft-20ft

Overall

9173

Females

3167

F40-44

3167

40K→25.2M

24.9 - 25.2 mi

Top 33%
×1story
+13ft-16ft

Overall

8467

Females

2875

F40-44

2875

25.2M→Finish

25.2 - 26.2 mi

Top 35%
×2stories
+22ft-21ft

Overall

9055

Females

3086

F40-44

3086

Passing Analysis

Category:
Athletes Passed
2914*
Passed By
1626
Net Change
+1287
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#10991
5K → 10K114701-587#10991#11578
10K → 15K180306-126#11578#11704
15K → 20K292165+127#11704#11577
20K → Half3465-31#11577#11608
Half → 25K36145+316#11608#11292
25K → 30K66240+622#11292#10670
30K → 20M27727+250#10670#10420
20M → 21M24237+205#10420#10215
21M → 35K10830+78#10215#10137
35K → 23M227*59+168#10137#9969
23M → 24M167*23+144#9969#9825
24M → 40K9657+39#9825#9786
40K → 25.2M6119+42#9786#9744
25.2M → Finish9352+40#9744#9704
TOTALS2914*1626+1287

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

📊

Passing Visuals

Category:
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🔥Passing Intensity

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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