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BOSTON MARATHON 2024

Maria Janssen

Bib: 15348•F

0:00
0:00
/ mi
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Overall
#0 / 25550
Top 30%
Gender (Female)
#0 / 10924
Top 15%
Division (F18-39)
#0 / 4660
Top 27%
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
7:42/mi
23:55
↑ 97↓ 3451.5%
10K· 6.21 mi
7:48/mi
48:09
↑ 79↓ 1380.4%
15K· 9.32 mi
7:43/mi
1:12:07
↑ 67↓ 78
20K· 12.43 mi
7:28/mi
1:35:20
↑ 106↓ 860.1%
Half· 13.11 mi
7:18/mi
1:40:19
↑ 19↓ 370.5%
25K· 15.53 mi
7:33/mi
1:58:37
↑ 66↓ 880.2%
30K· 18.64 mi
7:47/mi
2:22:49
↑ 181↓ 1480.2%
20M
7:55/mi
2:33:35
↑ 64↓ 500.2%
21M
8:18/mi
2:41:53
↑ 106↓ 241.6%
35K· 21.75 mi
7:25/mi
2:47:26
↑ 17↓ 861.7%
23M
7:48/mi
2:57:12
↑ 23↓ 630.6%
24M
7:54/mi
3:05:06
↓ 821.3%
40K· 24.85 mi
8:08/mi
3:12:03
↓ 200.3%
25.2M
9:34/mi
3:15:21
↑ 13↓ 160.2%
Finish· 26.22 mi
7:37/mi
3:23:07
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:40:19
Pace7:39 /mi
2nd Half
Distance13.11 mi
Time1:42:48
Pace7:51 /mi
📊Positive Split: 2.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:57:0523:557:4223:55
7:42
-
10K
6.21 mi11:21:1948:097:4524:14
7:48
+0:06
15K
9.32 mi11:45:171:12:077:4423:58
7:43
-0:05
20K
12.43 mi12:08:301:35:207:4023:13
7:28
-0:15
Half
13.11 mi12:13:291:40:197:394:59
7:18
-0:10
25K
15.53 mi12:31:471:58:377:3818:18
7:33
+0:15
30K
18.64 mi12:55:592:22:497:4024:12
7:47
+0:14
20M
20.00 mi13:06:452:33:357:4110:46
7:55
+0:08
21M
21.00 mi13:15:032:41:537:438:18
8:18
+0:23
35K
21.75 mi13:20:362:47:267:425:33
7:25
-0:53
23M
23.00 mi13:30:222:57:127:429:46
7:48
+0:23
24M
24.00 mi13:38:163:05:067:437:54
7:54
+0:06
40K
24.85 mi13:45:133:12:037:446:57
8:08
+0:14
25.2M
25.20 mi13:48:313:15:217:453:18
9:34
+1:26
Finish
26.22 mi13:56:173:23:077:457:46
7:37
-1:57

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

7:18 /mi

Average Pace

7:45 /mi

Slowest Pace

9:34 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

33:45

17% of race

Time at Steady Pace

2:30:49

74% of race

Time at Slower Pace

18:33

9% of race

Average Pace: 7:45 /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 mi10:57:0523:557:4223:55
7:42
#12305
10K
6.21 mi11:21:1948:097:4524:14
7:48
#12481
15K
9.32 mi11:45:171:12:077:4423:58
7:43
#12031
20K
12.43 mi12:08:301:35:207:4023:13
7:28
#10956
Half
13.11 mi12:13:291:40:197:394:59
7:18
#10765
25K
15.53 mi12:31:471:58:377:3818:18
7:33
#10060
30K
18.64 mi12:55:592:22:497:4024:12
7:47
#9280
20M
20.00 mi13:06:452:33:357:4110:46
7:55
#8967
21M
21.00 mi13:15:032:41:537:438:18
8:18
#8632
35K
21.75 mi13:20:362:47:267:425:33
7:25
#8423
23M
23.00 mi13:30:222:57:127:429:46
7:48
#8070
24M
24.00 mi13:38:163:05:067:437:54
7:54
#7930
40K
24.85 mi13:45:133:12:037:446:57
8:08
#7806
25.2M
25.20 mi13:48:313:15:217:453:18
9:34
#7803
Finish
26.22 mi13:56:173:23:077:457:46
7:37
#7678
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi123053303330311297(Top 44%)2842(Top 26%)2842(Top 61%)
10K6.21 mi3.10 mi12481-1763436-1333436-13312656(Top 50%)3558(Top 33%)3558(Top 76%)
15K9.32 mi3.11 mi12031+4503217+2193217+21911297(Top 44%)2842(Top 26%)2842(Top 61%)
20K12.43 mi3.11 mi10956+10752633+5842633+5848192(Top 32%)1464(Top 13%)1464(Top 31%)
Half13.11 mi0.68 mi10765+1912541+922541+927767(Top 30%)1278(Top 12%)1278(Top 27%)
25K15.53 mi2.42 mi10060+7052247+2942247+2947303(Top 29%)1287(Top 12%)1287(Top 28%)
30K18.64 mi3.11 mi9280+7801944+3031944+3036659(Top 26%)1226(Top 11%)1226(Top 26%)
20M20.00 mi1.36 mi8967+3131857+871857+876360(Top 25%)1277(Top 12%)1277(Top 27%)
21M21.00 mi1.00 mi8632+3351761+961761+965355(Top 21%)1020(Top 9%)1020(Top 22%)
35K21.75 mi0.75 mi8423+2091700+611700+614745(Top 19%)793(Top 7%)793(Top 17%)
23M23.00 mi1.25 mi8070+3531608+921608+924823(Top 19%)940(Top 9%)940(Top 20%)
24M24.00 mi1.00 mi7930+1401592+161592+166110(Top 24%)1584(Top 15%)1584(Top 34%)
40K24.85 mi0.85 mi7806+1241579+131579+136439(Top 25%)1847(Top 17%)1847(Top 40%)
25.2M25.20 mi0.35 mi7803+31598-191598-199028(Top 35%)3146(Top 29%)3146(Top 68%)
Finish26.22 mi1.02 mi7678+1251602-41602-46297(Top 25%)1791(Top 16%)1791(Top 38%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 44%
×21story building
+97ft-345ft

Overall

11297

Females

2842

F18-39

2842

5K→10K

3.1 - 6.2 mi

Top 50%
×5story building
+79ft-138ft

Overall

12656

Females

3558

F18-39

3558

10K→15K

6.2 - 9.3 mi

Top 44%
×3story building
+67ft-78ft

Overall

11297

Females

2842

F18-39

2842

15K→20K

9.3 - 12.4 mi

Top 32%
×5story building
+106ft-86ft

Overall

8192

Females

1464

F18-39

1464

20K→Half

12.4 - 13.1 mi

Top 30%
×2story building
+19ft-37ft

Overall

7767

Females

1278

F18-39

1278

Half→25K

13.1 - 15.5 mi

Top 29%
×4story building
+66ft-88ft

Overall

7303

Females

1287

F18-39

1287

25K→30K

15.5 - 18.6 mi

Top 26%
×9story building
+181ft-148ft

Overall

6659

Females

1226

F18-39

1226

30K→20M

18.6 - 20.0 mi

Top 25%
×5story building
+64ft-50ft

Overall

6360

Females

1277

F18-39

1277

20M→21M

20.0 - 21.0 mi

Top 21%
×8story building
+106ft-24ft

Overall

5355

Females

1020

F18-39

1020

21M→35K

21.0 - 21.8 mi

Top 19%
×7story building
+17ft-86ft

Overall

4745

Females

793

F18-39

793

35K→23M

21.8 - 23.0 mi

Top 19%
×5story building
+23ft-63ft

Overall

4823

Females

940

F18-39

940

23M→24M

23.0 - 24.0 mi

Top 24%
×6story building
+12ft-82ft

Overall

6110

Females

1584

F18-39

1584

24M→40K

24.0 - 24.9 mi

Top 25%
×1story
+6ft-20ft

Overall

6439

Females

1847

F18-39

1847

40K→25.2M

24.9 - 25.2 mi

Top 35%
×1story
+13ft-16ft

Overall

9028

Females

3146

F18-39

3146

25.2M→Finish

25.2 - 26.2 mi

Top 25%
×2story building
+22ft-21ft

Overall

6297

Females

1791

F18-39

1791

Passing Analysis

Category:
Athletes Passed
5221*
Passed By
594
Net Change
+4627
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#12305
5K → 10K220396-176#12305#12481
10K → 15K49848+450#12481#12031
15K → 20K10761+1075#12031#10956
20K → Half1910+191#10956#10765
Half → 25K7083+705#10765#10060
25K → 30K787*7+780#10060#9280
30K → 20M3218+313#9280#8967
20M → 21M3405+335#8967#8632
21M → 35K2123+209#8632#8423
35K → 23M3574+353#8423#8070
23M → 24M16828+140#8070#7930
24M → 40K14723+124#7930#7806
40K → 25.2M4340+3#7806#7803
25.2M → Finish15328+125#7803#7678
TOTALS5221*594+4627

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

📊

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