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BOSTON MARATHON 2024

Bonnie O'shields

Bib: 18088•F

TX

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Top 45%
Gender (Female)
#0 / 10924
Top 32%
Masters (Masters Women)
#0 / 6263
Top 20%
Division (F45-49)
#0 / 1753
Top 24%
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
7:17/mi
22:38
↑ 97↓ 3451.5%
10K· 6.21 mi
7:08/mi
44:49
↑ 79↓ 1380.4%
15K· 9.32 mi
7:25/mi
1:07:51
↑ 67↓ 78
20K· 12.43 mi
7:41/mi
1:31:43
↑ 106↓ 860.1%
Half· 13.11 mi
7:53/mi
1:37:06
↑ 19↓ 370.5%
25K· 15.53 mi
8:00/mi
1:56:30
↑ 66↓ 880.2%
30K· 18.64 mi
8:54/mi
2:24:08
↑ 181↓ 1480.2%
20M
9:58/mi
2:37:41
↑ 64↓ 500.2%
21M
10:01/mi
2:47:42
↑ 106↓ 241.6%
35K· 21.75 mi
9:33/mi
2:54:51
↑ 17↓ 861.7%
23M
10:02/mi
3:07:25
↑ 23↓ 630.6%
24M
9:30/mi
3:16:55
↓ 821.3%
40K· 24.85 mi
10:02/mi
3:25:30
↓ 200.3%
25.2M
11:30/mi
3:29:28
↑ 13↓ 160.2%
Finish· 26.22 mi
8:44/mi
3:38:22
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:37:06
Pace7:24 /mi
2nd Half
Distance13.11 mi
Time2:01:16
Pace9:15 /mi
📊Positive Split: 24.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:14:0522:387:1722:38
7:17
-
10K
6.21 mi11:36:1644:497:1322:11
7:08
-0:09
15K
9.32 mi11:59:181:07:517:1723:02
7:25
+0:17
20K
12.43 mi12:23:101:31:437:2323:52
7:41
+0:16
Half
13.11 mi12:28:331:37:067:245:23
7:53
+0:12
25K
15.53 mi12:47:571:56:307:3019:24
8:00
+0:07
30K
18.64 mi13:15:352:24:087:4427:38
8:54
+0:54
20M
20.00 mi13:29:082:37:417:5313:33
9:58
+1:04
21M
21.00 mi13:39:092:47:427:5910:01
10:01
+0:03
35K
21.75 mi13:46:182:54:518:027:09
9:33
-0:28
23M
23.00 mi13:58:523:07:258:0912:34
10:02
+0:29
24M
24.00 mi14:08:223:16:558:129:30
9:30
-0:32
40K
24.85 mi14:16:573:25:308:168:35
10:02
+0:32
25.2M
25.20 mi14:20:553:29:288:193:58
11:30
+1:28
Finish
26.22 mi14:29:493:38:228:208:54
8:44
-2:46

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

7:08 /mi

Average Pace

8:20 /mi

Slowest Pace

11:30 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:56:30

53% of race

Time at Steady Pace

46:02

21% of race

Time at Slower Pace

55:50

26% of race

Average Pace: 8:20 /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 mi11:14:0522:387:1722:38
7:17
#9085
10K
6.21 mi11:36:1644:497:1322:11
7:08
#8234
15K
9.32 mi11:59:181:07:517:1723:02
7:25
#8447
20K
12.43 mi12:23:101:31:437:2323:52
7:41
#8707
Half
13.11 mi12:28:331:37:067:245:23
7:53
#8891
25K
15.53 mi12:47:571:56:307:3019:24
8:00
#9069
30K
18.64 mi13:15:352:24:087:4427:38
8:54
#9775
20M
20.00 mi13:29:082:37:417:5313:33
9:58
#10394
21M
21.00 mi13:39:092:47:427:5910:01
10:01
#10534
35K
21.75 mi13:46:182:54:518:027:09
9:33
#10747
23M
23.00 mi13:58:523:07:258:0912:34
10:02
#11121
24M
24.00 mi14:08:223:16:558:129:30
9:30
#11272
40K
24.85 mi14:16:573:25:308:168:35
10:02
#11448
25.2M
25.20 mi14:20:553:29:288:193:58
11:30
#11563
Finish
26.22 mi14:29:493:38:228:208:54
8:44
#11589
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi9085161716179010(Top 35%)1702(Top 16%)1702(Top 97%)
10K6.21 mi3.10 mi8234+8511302+3151302+3157545(Top 30%)1053(Top 10%)1053(Top 60%)
15K9.32 mi3.11 mi8447-2131402-1001402-1009010(Top 35%)1702(Top 16%)1702(Top 97%)
20K12.43 mi3.11 mi8707-2601546-1441546-1449638(Top 38%)2146(Top 20%)2146(Top 122%)
Half13.11 mi0.68 mi8891-1841628-821628-8212026(Top 47%)3352(Top 31%)3352(Top 191%)
25K15.53 mi2.42 mi9069-1781742-1141742-11410226(Top 40%)2596(Top 24%)2596(Top 148%)
30K18.64 mi3.11 mi9775-7062199-4572199-45712719(Top 50%)4123(Top 38%)4123(Top 235%)
20M20.00 mi1.36 mi10394-6192577-3782577-37816357(Top 64%)6388(Top 58%)6388(Top 364%)
21M21.00 mi1.00 mi10534-1402704-1272704-12713028(Top 51%)4802(Top 44%)4802(Top 274%)
35K21.75 mi0.75 mi10747-2132844-1402844-14015701(Top 61%)6184(Top 57%)6184(Top 353%)
23M23.00 mi1.25 mi11121-3743102-2583102-25815600(Top 61%)6207(Top 57%)6207(Top 354%)
24M24.00 mi1.00 mi11272-1513229-1273229-12714473(Top 57%)5684(Top 52%)5684(Top 324%)
40K24.85 mi0.85 mi11448-1763369-1403369-14015140(Top 59%)6069(Top 56%)6069(Top 346%)
25.2M25.20 mi0.35 mi11563-1153448-793448-7916057(Top 63%)6556(Top 60%)6556(Top 374%)
Finish26.22 mi1.02 mi11589-263517-693517-6912829(Top 50%)4872(Top 45%)4872(Top 278%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 35%
×21story building
+97ft-345ft

Overall

9010

Females

1702

F45-49

1702

5K→10K

3.1 - 6.2 mi

Top 30%
×5story building
+79ft-138ft

Overall

7545

Females

1053

F45-49

1053

10K→15K

6.2 - 9.3 mi

Top 35%
×3story building
+67ft-78ft

Overall

9010

Females

1702

F45-49

1702

15K→20K

9.3 - 12.4 mi

Top 38%
×5story building
+106ft-86ft

Overall

9638

Females

2146

F45-49

2146

20K→Half

12.4 - 13.1 mi

Top 47%
×2story building
+19ft-37ft

Overall

12026

Females

3352

F45-49

3352

Half→25K

13.1 - 15.5 mi

Top 40%
×4story building
+66ft-88ft

Overall

10226

Females

2596

F45-49

2596

25K→30K

15.5 - 18.6 mi

Top 50%
×9story building
+181ft-148ft

Overall

12719

Females

4123

F45-49

4123

30K→20M

18.6 - 20.0 mi

Top 64%
×5story building
+64ft-50ft

Overall

16357

Females

6388

F45-49

6388

20M→21M

20.0 - 21.0 mi

Top 51%
×8story building
+106ft-24ft

Overall

13028

Females

4802

F45-49

4802

21M→35K

21.0 - 21.8 mi

Top 61%
×7story building
+17ft-86ft

Overall

15701

Females

6184

F45-49

6184

35K→23M

21.8 - 23.0 mi

Top 61%
×5story building
+23ft-63ft

Overall

15600

Females

6207

F45-49

6207

23M→24M

23.0 - 24.0 mi

Top 57%
×6story building
+12ft-82ft

Overall

14473

Females

5684

F45-49

5684

24M→40K

24.0 - 24.9 mi

Top 59%
×1story
+6ft-20ft

Overall

15140

Females

6069

F45-49

6069

40K→25.2M

24.9 - 25.2 mi

Top 63%
×1story
+13ft-16ft

Overall

16057

Females

6556

F45-49

6556

25.2M→Finish

25.2 - 26.2 mi

Top 50%
×2story building
+22ft-21ft

Overall

12829

Females

4872

F45-49

4872

Passing Analysis

Category:
Athletes Passed
1792
Passed By
4293
Net Change
-2504
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9085
5K → 10K87423+851#9085#8234
10K → 15K111324-213#8234#8447
15K → 20K119379-260#8447#8707
20K → Half8192-184#8707#8891
Half → 25K143321-178#8891#9069
25K → 30K101806-706#9069#9775
30K → 20M37654-619#9775#10394
20M → 21M89229-140#10394#10534
21M → 35K31244-213#10534#10747
35K → 23M62436-374#10747#11121
23M → 24M68219-151#11121#11272
24M → 40K45221-176#11272#11448
40K → 25.2M19134-115#11448#11563
25.2M → Finish85111-26#11563#11589
TOTALS17924293-2504
📊

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