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BOSTON MARATHON 2024

Ingrid Louw

Bib: 17483•F

GA

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Top 30%
Gender (Female)
#0 / 10924
Top 14%
Masters (Masters Women)
#0 / 6263
Top 6%
Division (F50-54)
#0 / 1187
Top 2%
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
7:41/mi
23:51
↑ 97↓ 3451.5%
10K· 6.21 mi
7:39/mi
47:37
↑ 79↓ 1380.4%
15K· 9.32 mi
7:42/mi
1:11:32
↑ 67↓ 78
20K· 12.43 mi
7:40/mi
1:35:20
↑ 106↓ 860.1%
Half· 13.11 mi
7:26/mi
1:40:24
↑ 19↓ 370.5%
25K· 15.53 mi
7:40/mi
1:58:59
↑ 66↓ 880.2%
30K· 18.64 mi
7:53/mi
2:23:27
↑ 181↓ 1480.2%
20M
7:46/mi
2:34:00
↑ 64↓ 500.2%
21M
8:19/mi
2:42:19
↑ 106↓ 241.6%
35K· 21.75 mi
7:24/mi
2:47:51
↑ 17↓ 861.7%
23M
8:01/mi
2:57:53
↑ 23↓ 630.6%
24M
7:54/mi
3:05:47
↓ 821.3%
40K· 24.85 mi
7:44/mi
3:12:24
↓ 200.3%
25.2M
8:30/mi
3:15:20
↑ 13↓ 160.2%
Finish· 26.22 mi
7:27/mi
3:22:56
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:40:24
Pace7:40 /mi
2nd Half
Distance13.11 mi
Time1:42:32
Pace7:49 /mi
📊Positive Split: 2.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:15:0123:517:4123:51
7:41
-
10K
6.21 mi11:38:4747:377:4023:46
7:39
-0:02
15K
9.32 mi12:02:421:11:327:4023:55
7:42
+0:03
20K
12.43 mi12:26:301:35:207:4023:48
7:40
-0:02
Half
13.11 mi12:31:341:40:247:405:04
7:26
-0:14
25K
15.53 mi12:50:091:58:597:4018:35
7:40
+0:14
30K
18.64 mi13:14:372:23:277:4224:28
7:53
+0:13
20M
20.00 mi13:25:102:34:007:4210:33
7:46
-0:07
21M
21.00 mi13:33:292:42:197:448:19
8:19
+0:33
35K
21.75 mi13:39:012:47:517:435:32
7:24
-0:55
23M
23.00 mi13:49:032:57:537:4410:02
8:01
+0:37
24M
24.00 mi13:56:573:05:477:447:54
7:54
-0:07
40K
24.85 mi14:03:343:12:247:446:37
7:44
-0:10
25.2M
25.20 mi14:06:303:15:207:452:56
8:30
+0:46
Finish
26.22 mi14:14:063:22:567:457:36
7:27
-1:03

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

7:24 /mi

Average Pace

7:45 /mi

Slowest Pace

8:30 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:11:41

94% of race

Time at Steady Pace

11:15

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:44 /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 mi11:15:0123:517:4123:51
7:41
#12132
10K
6.21 mi11:38:4747:377:4023:46
7:39
#11764
15K
9.32 mi12:02:421:11:327:4023:55
7:42
#11523
20K
12.43 mi12:26:301:35:207:4023:48
7:40
#10955
Half
13.11 mi12:31:341:40:247:405:04
7:26
#10810
25K
15.53 mi12:50:091:58:597:4018:35
7:40
#10219
30K
18.64 mi13:14:372:23:277:4224:28
7:53
#9507
20M
20.00 mi13:25:102:34:007:4210:33
7:46
#9093
21M
21.00 mi13:33:292:42:197:448:19
8:19
#8753
35K
21.75 mi13:39:012:47:517:435:32
7:24
#8545
23M
23.00 mi13:49:032:57:537:4410:02
8:01
#8284
24M
24.00 mi13:56:573:05:477:447:54
7:54
#8127
40K
24.85 mi14:03:343:12:247:446:37
7:44
#7904
25.2M
25.20 mi14:06:303:15:207:452:56
8:30
#7793
Finish
26.22 mi14:14:063:22:567:457:36
7:27
#7632
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi121323201320111181(Top 44%)2771(Top 25%)2771(Top 233%)
10K6.21 mi3.10 mi11764+3683031+1703031+17011463(Top 45%)2899(Top 27%)2899(Top 244%)
15K9.32 mi3.11 mi11523+2412929+1022929+10211181(Top 44%)2771(Top 25%)2771(Top 233%)
20K12.43 mi3.11 mi10955+5682632+2972632+2979477(Top 37%)2061(Top 19%)2061(Top 174%)
Half13.11 mi0.68 mi10810+1452568+642568+648624(Top 34%)1633(Top 15%)1633(Top 138%)
25K15.53 mi2.42 mi10219+5912321+2472321+2478068(Top 32%)1585(Top 15%)1585(Top 134%)
30K18.64 mi3.11 mi9507+7122062+2592062+2597156(Top 28%)1423(Top 13%)1423(Top 120%)
20M20.00 mi1.36 mi9093+4141921+1411921+1415556(Top 22%)959(Top 9%)959(Top 81%)
21M21.00 mi1.00 mi8753+3401827+941827+945419(Top 21%)1045(Top 10%)1045(Top 88%)
35K21.75 mi0.75 mi8545+2081760+671760+674647(Top 18%)750(Top 7%)750(Top 63%)
23M23.00 mi1.25 mi8284+2611708+521708+525832(Top 23%)1385(Top 13%)1385(Top 117%)
24M24.00 mi1.00 mi8127+1571680+281680+286109(Top 24%)1583(Top 14%)1583(Top 133%)
40K24.85 mi0.85 mi7904+2231623+571623+574530(Top 18%)998(Top 9%)998(Top 84%)
25.2M25.20 mi0.35 mi7793+1111591+321591+324538(Top 18%)1050(Top 10%)1050(Top 88%)
Finish26.22 mi1.02 mi7632+1611579+121579+125414(Top 21%)1369(Top 13%)1369(Top 115%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 44%
×21story building
+97ft-345ft

Overall

11181

Females

2771

F50-54

2771

5K→10K

3.1 - 6.2 mi

Top 45%
×5story building
+79ft-138ft

Overall

11463

Females

2899

F50-54

2899

10K→15K

6.2 - 9.3 mi

Top 44%
×3story building
+67ft-78ft

Overall

11181

Females

2771

F50-54

2771

15K→20K

9.3 - 12.4 mi

Top 37%
×5story building
+106ft-86ft

Overall

9477

Females

2061

F50-54

2061

20K→Half

12.4 - 13.1 mi

Top 34%
×2story building
+19ft-37ft

Overall

8624

Females

1633

F50-54

1633

Half→25K

13.1 - 15.5 mi

Top 32%
×4story building
+66ft-88ft

Overall

8068

Females

1585

F50-54

1585

25K→30K

15.5 - 18.6 mi

Top 28%
×9story building
+181ft-148ft

Overall

7156

Females

1423

F50-54

1423

30K→20M

18.6 - 20.0 mi

Top 22%
×5story building
+64ft-50ft

Overall

5556

Females

959

F50-54

959

20M→21M

20.0 - 21.0 mi

Top 21%
×8story building
+106ft-24ft

Overall

5419

Females

1045

F50-54

1045

21M→35K

21.0 - 21.8 mi

Top 18%
×7story building
+17ft-86ft

Overall

4647

Females

750

F50-54

750

35K→23M

21.8 - 23.0 mi

Top 23%
×5story building
+23ft-63ft

Overall

5832

Females

1385

F50-54

1385

23M→24M

23.0 - 24.0 mi

Top 24%
×6story building
+12ft-82ft

Overall

6109

Females

1583

F50-54

1583

24M→40K

24.0 - 24.9 mi

Top 18%
×1story
+6ft-20ft

Overall

4530

Females

998

F50-54

998

40K→25.2M

24.9 - 25.2 mi

Top 18%
×1story
+13ft-16ft

Overall

4538

Females

1050

F50-54

1050

25.2M→Finish

25.2 - 26.2 mi

Top 21%
×2story building
+22ft-21ft

Overall

5414

Females

1369

F50-54

1369

Passing Analysis

Category:
Athletes Passed
4852*
Passed By
352
Net Change
+4500
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#12132
5K → 10K503135+368#12132#11764
10K → 15K353112+241#11764#11523
15K → 20K58416+568#11523#10955
20K → Half1483+145#10955#10810
Half → 25K5976+591#10810#10219
25K → 30K726*14+712#10219#9507
30K → 20M4151+414#9507#9093
20M → 21M3466+340#9093#8753
21M → 35K2102+208#8753#8545
35K → 23M27817+261#8545#8284
23M → 24M18225+157#8284#8127
24M → 40K2274+223#8127#7904
40K → 25.2M1110+111#7904#7793
25.2M → Finish17211+161#7793#7632
TOTALS4852*352+4500

* 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