Boston Marathon logo
BOSTON MARATHON 2024

Rachel Jensen

Bib: 12075•F

CA

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 25550
Top 45%
Gender (Female)
#0 / 10924
Top 31%
Division (F18-39)
#0 / 4660
Top 48%
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
7:11/mi
22:18
↑ 97↓ 3451.5%
10K· 6.21 mi
7:10/mi
44:33
↑ 79↓ 1380.4%
15K· 9.32 mi
8:04/mi
1:09:37
↑ 67↓ 78
20K· 12.43 mi
7:34/mi
1:33:06
↑ 106↓ 860.1%
Half· 13.11 mi
7:36/mi
1:38:17
↑ 19↓ 370.5%
25K· 15.53 mi
8:07/mi
1:57:57
↑ 66↓ 880.2%
30K· 18.64 mi
8:33/mi
2:24:32
↑ 181↓ 1480.2%
20M
8:28/mi
2:36:02
↑ 64↓ 500.2%
21M
14:00/mi
2:50:02
↑ 106↓ 241.6%
35K· 21.75 mi
10:14/mi
2:57:41
↑ 17↓ 861.7%
23M
9:32/mi
3:09:37
↑ 23↓ 630.6%
24M
9:04/mi
3:18:41
↓ 821.3%
40K· 24.85 mi
9:02/mi
3:26:24
↓ 200.3%
25.2M
9:37/mi
3:29:43
↑ 13↓ 160.2%
Finish· 26.22 mi
7:55/mi
3:37:47
↑ 22↓ 21

The Course

Is this your race?

Claim it — unlock a deeper AI report on this race, free

A personalized Race Performance Report that goes beyond this page — emailed to you, built from your real splits.

Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:38:17
Pace7:30 /mi
2nd Half
Distance13.11 mi
Time1:59:30
Pace9:07 /mi
📊Positive Split: 21.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:13:2822:187:1122:18
7:11
-
10K
6.21 mi11:35:4344:337:1022:15
7:10
-0:01
15K
9.32 mi12:00:471:09:377:2825:04
8:04
+0:54
20K
12.43 mi12:24:161:33:067:2923:29
7:34
-0:30
Half
13.11 mi12:29:271:38:177:305:11
7:36
+0:02
25K
15.53 mi12:49:071:57:577:3619:40
8:07
+0:31
30K
18.64 mi13:15:422:24:327:4526:35
8:33
+0:26
20M
20.00 mi13:27:122:36:027:4811:30
8:28
-0:05
21M
21.00 mi13:41:122:50:028:0614:00
14:00
+5:32
35K
21.75 mi13:48:512:57:418:107:39
10:14
-3:46
23M
23.00 mi14:00:473:09:378:1511:56
9:32
-0:42
24M
24.00 mi14:09:513:18:418:179:04
9:04
-0:28
40K
24.85 mi14:17:343:26:248:187:43
9:02
-0:02
25.2M
25.20 mi14:20:533:29:438:193:19
9:37
+0:35
Finish
26.22 mi14:28:573:37:478:198:04
7:55
-1:42

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

7:10 /mi

Average Pace

8:19 /mi

Slowest Pace

14:00 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:13:13

34% of race

Time at Steady Pace

1:47:40

49% of race

Time at Slower Pace

36:54

17% of race

Average Pace: 8:18 /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 mi11:13:2822:187:1122:18
7:11
#8271
10K
6.21 mi11:35:4344:337:1022:15
7:10
#7926
15K
9.32 mi12:00:471:09:377:2825:04
8:04
#9905
20K
12.43 mi12:24:161:33:067:2923:29
7:34
#9571
Half
13.11 mi12:29:271:38:177:305:11
7:36
#9570
25K
15.53 mi12:49:071:57:577:3619:40
8:07
#9745
30K
18.64 mi13:15:422:24:327:4526:35
8:33
#9942
20M
20.00 mi13:27:122:36:027:4811:30
8:28
#9804
21M
21.00 mi13:41:122:50:028:0614:00
14:00
#11313
35K
21.75 mi13:48:512:57:418:107:39
10:14
#11660
23M
23.00 mi14:00:473:09:378:1511:56
9:32
#11764
24M
24.00 mi14:09:513:18:418:179:04
9:04
#11778
40K
24.85 mi14:17:343:26:248:187:43
9:02
#11691
25.2M
25.20 mi14:20:533:29:438:193:19
9:37
#11638
Finish
26.22 mi14:28:573:37:478:198:04
7:55
#11434
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi82711289128913903(Top 54%)4300(Top 39%)4300(Top 92%)
10K6.21 mi3.10 mi7926+3451172+1171172+1177693(Top 30%)1109(Top 10%)1109(Top 24%)
15K9.32 mi3.11 mi9905-19792043-8712043-87113903(Top 54%)4300(Top 39%)4300(Top 92%)
20K12.43 mi3.11 mi9571+3341934+1091934+1098819(Top 35%)1741(Top 16%)1741(Top 37%)
Half13.11 mi0.68 mi9570+11940-61940-69912(Top 39%)2269(Top 21%)2269(Top 49%)
25K15.53 mi2.42 mi9745-1752089-1492089-14910882(Top 43%)2909(Top 27%)2909(Top 62%)
30K18.64 mi3.11 mi9942-1972291-2022291-20210940(Top 43%)3155(Top 29%)3155(Top 68%)
20M20.00 mi1.36 mi9804+1382280+112280+119265(Top 36%)2595(Top 24%)2595(Top 56%)
21M21.00 mi1.00 mi11313-15093100-8203100-82022325(Top 87%)9450(Top 87%)9450(Top 203%)
35K21.75 mi0.75 mi11660-3473312-2123312-21217822(Top 70%)7237(Top 66%)7237(Top 155%)
23M23.00 mi1.25 mi11764-1043439-1273439-12713657(Top 53%)5235(Top 48%)5235(Top 112%)
24M24.00 mi1.00 mi11778-143495-563495-5612519(Top 49%)4673(Top 43%)4673(Top 100%)
40K24.85 mi0.85 mi11691+873501-63501-610980(Top 43%)4044(Top 37%)4044(Top 87%)
25.2M25.20 mi0.35 mi11638+533493+83493+89275(Top 36%)3290(Top 30%)3290(Top 71%)
Finish26.22 mi1.02 mi11434+2043431+623431+628069(Top 32%)2621(Top 24%)2621(Top 56%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 54%
×21story building
+97ft-345ft

Overall

13903

Females

4300

F18-39

4300

5K→10K

3.1 - 6.2 mi

Top 30%
×5story building
+79ft-138ft

Overall

7693

Females

1109

F18-39

1109

10K→15K

6.2 - 9.3 mi

Top 54%
×3story building
+67ft-78ft

Overall

13903

Females

4300

F18-39

4300

15K→20K

9.3 - 12.4 mi

Top 35%
×5story building
+106ft-86ft

Overall

8819

Females

1741

F18-39

1741

20K→Half

12.4 - 13.1 mi

Top 39%
×2story building
+19ft-37ft

Overall

9912

Females

2269

F18-39

2269

Half→25K

13.1 - 15.5 mi

Top 43%
×4story building
+66ft-88ft

Overall

10882

Females

2909

F18-39

2909

25K→30K

15.5 - 18.6 mi

Top 43%
×9story building
+181ft-148ft

Overall

10940

Females

3155

F18-39

3155

30K→20M

18.6 - 20.0 mi

Top 36%
×5story building
+64ft-50ft

Overall

9265

Females

2595

F18-39

2595

20M→21M

20.0 - 21.0 mi

Top 87%
×8story building
+106ft-24ft

Overall

22325

Females

9450

F18-39

9450

21M→35K

21.0 - 21.8 mi

Top 70%
×7story building
+17ft-86ft

Overall

17822

Females

7237

F18-39

7237

35K→23M

21.8 - 23.0 mi

Top 53%
×5story building
+23ft-63ft

Overall

13657

Females

5235

F18-39

5235

23M→24M

23.0 - 24.0 mi

Top 49%
×6story building
+12ft-82ft

Overall

12519

Females

4673

F18-39

4673

24M→40K

24.0 - 24.9 mi

Top 43%
×1story
+6ft-20ft

Overall

10980

Females

4044

F18-39

4044

40K→25.2M

24.9 - 25.2 mi

Top 36%
×1story
+13ft-16ft

Overall

9275

Females

3290

F18-39

3290

25.2M→Finish

25.2 - 26.2 mi

Top 32%
×2story building
+22ft-21ft

Overall

8069

Females

2621

F18-39

2621

Passing Analysis

Category:
Athletes Passed
2119
Passed By
5277
Net Change
-3163
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#8271
5K → 10K42277+345#8271#7926
10K → 15K121991-1979#7926#9905
15K → 20K39965+334#9905#9571
20K → Half3736+1#9571#9570
Half → 25K164338-175#9570#9745
25K → 30K214410-197#9745#9942
30K → 20M20667+138#9942#9804
20M → 21M41511-1509#9804#11313
21M → 35K22369-347#11313#11660
35K → 23M117221-104#11660#11764
23M → 24M98112-14#11764#11778
24M → 40K13750+87#11778#11691
40K → 25.2M7118+53#11691#11638
25.2M → Finish21612+204#11638#11434
TOTALS21195277-3163
📊

Passing Visuals

Category:
Loading...

🔄Passing Circle

Loading...

🌊Position Flow

Loading...

🏃Race Lanes

Loading...

Upload your GPX file

Supports Garmin, Apple Watch, Polar, Suunto, COROS, Strava, and other apps

.gpx files up to 10MB

Export Track Data

Download your race performance as a GPX or TCX file to import into Strava, Garmin Connect, or other fitness apps.

Questions or issues regarding timing data?

If you notice any discrepancies in your timing data or have questions about your results, our support team can help.

Contact Race Support

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing