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BOSTON MARATHON 2024

Julia Macdonald

Bib: 29154•F

MA

0:00
0:00
/ mi
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Overall
#0 / 25550
Gender (Female)
#0 / 10924
Division (F18-39)
#0 / 4660
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
9:53/mi
30:41
↑ 97↓ 3451.5%
10K· 6.21 mi
9:54/mi
1:01:26
↑ 79↓ 1380.4%
15K· 9.32 mi
10:23/mi
1:33:42
↑ 67↓ 78
20K· 12.43 mi
10:27/mi
2:06:10
↑ 106↓ 860.1%
Half· 13.11 mi
10:30/mi
2:13:20
↑ 19↓ 370.5%
25K· 15.53 mi
10:54/mi
2:39:46
↑ 66↓ 880.2%
30K· 18.64 mi
12:06/mi
3:17:22
↑ 181↓ 1480.2%
20M
11:55/mi
3:33:34
↑ 64↓ 500.2%
21M
13:05/mi
3:46:39
↑ 106↓ 241.6%
35K· 21.75 mi
10:50/mi
3:54:45
↑ 17↓ 861.7%
23M
10:30/mi
4:07:54
↑ 23↓ 630.6%
24M
10:27/mi
4:18:21
↓ 821.3%
40K· 24.85 mi
12:36/mi
4:29:07
↓ 200.3%
25.2M
11:16/mi
4:33:00
↑ 13↓ 160.2%
Finish· 26.22 mi
10:12/mi
4:43:24
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:13:20
Pace10:10 /mi
2nd Half
Distance13.11 mi
Time2:30:04
Pace11:27 /mi
📊Positive Split: 12.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:54:5630:419:5330:41
9:53
-
10K
6.21 mi12:25:411:01:269:5330:45
9:54
+0:01
15K
9.32 mi12:57:571:33:4210:0332:16
10:23
+0:29
20K
12.43 mi13:30:252:06:1010:0932:28
10:27
+0:04
Half
13.11 mi13:37:352:13:2010:107:10
10:30
+0:03
25K
15.53 mi14:04:012:39:4610:1726:26
10:54
+0:24
30K
18.64 mi14:41:373:17:2210:3537:36
12:06
+1:12
20M
20.00 mi14:57:493:33:3410:4116:12
11:55
-0:11
21M
21.00 mi15:10:543:46:3910:4813:05
13:05
+1:10
35K
21.75 mi15:19:003:54:4510:488:06
10:50
-2:15
23M
23.00 mi15:32:094:07:5410:4713:09
10:30
-0:20
24M
24.00 mi15:42:364:18:2110:4610:27
10:27
-0:03
40K
24.85 mi15:53:224:29:0710:5010:46
12:36
+2:09
25.2M
25.20 mi15:57:154:33:0010:503:53
11:16
-1:20
Finish
26.22 mi16:07:394:43:2410:4910:24
10:12
-1:04

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

9:53 /mi

Average Pace

10:49 /mi

Slowest Pace

13:05 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:01:26

22% of race

Time at Steady Pace

2:20:26

50% of race

Time at Slower Pace

1:21:32

29% of race

Average Pace: 10:49 /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 mi11:54:5630:419:5330:41
9:53
#22697
10K
6.21 mi12:25:411:01:269:5330:45
9:54
#22524
15K
9.32 mi12:57:571:33:4210:0332:16
10:23
#22596
20K
12.43 mi13:30:252:06:1010:0932:28
10:27
#22330
Half
13.11 mi13:37:352:13:2010:107:10
10:30
#22350
25K
15.53 mi14:04:012:39:4610:1726:26
10:54
#22172
30K
18.64 mi14:41:373:17:2210:3537:36
12:06
#22156
20M
20.00 mi14:57:493:33:3410:4116:12
11:55
#22072
21M
21.00 mi15:10:543:46:3910:4813:05
13:05
#22000
35K
21.75 mi15:19:003:54:4510:488:06
10:50
#21914
23M
23.00 mi15:32:094:07:5410:4713:09
10:30
#21667
24M
24.00 mi15:42:364:18:2110:4610:27
10:27
#21489
40K
24.85 mi15:53:224:29:0710:5010:46
12:36
#21510
25.2M
25.20 mi15:57:154:33:0010:503:53
11:16
#21432
Finish
26.22 mi16:07:394:43:2410:4910:24
10:12
#21347
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi226979252925222722(Top 89%)9277(Top 85%)9277(Top 199%)
10K6.21 mi3.10 mi22524+1739175+779175+7722331(Top 87%)9080(Top 83%)9080(Top 195%)
15K9.32 mi3.11 mi22596-729185-109185-1022722(Top 89%)9277(Top 85%)9277(Top 199%)
20K12.43 mi3.11 mi22330+2669081+1049081+10421560(Top 84%)8656(Top 79%)8656(Top 186%)
Half13.11 mi0.68 mi22350-209090-99090-922660(Top 89%)9305(Top 85%)9305(Top 200%)
25K15.53 mi2.42 mi22172+1789011+799011+7921320(Top 83%)8644(Top 79%)8644(Top 185%)
30K18.64 mi3.11 mi22156+169053-429053-4222120(Top 87%)9209(Top 84%)9209(Top 198%)
20M20.00 mi1.36 mi22072+849031+229031+2221222(Top 83%)8876(Top 81%)8876(Top 190%)
21M21.00 mi1.00 mi22000+729004+279004+2720898(Top 82%)8749(Top 80%)8749(Top 188%)
35K21.75 mi0.75 mi21914+868982+228982+2219428(Top 76%)8044(Top 74%)8044(Top 173%)
23M23.00 mi1.25 mi21667+2478876+1068876+10617077(Top 67%)6951(Top 64%)6951(Top 149%)
24M24.00 mi1.00 mi21489+1788804+728804+7217731(Top 69%)7337(Top 67%)7337(Top 157%)
40K24.85 mi0.85 mi21510-218840-368840-3621585(Top 84%)9268(Top 85%)9268(Top 199%)
25.2M25.20 mi0.35 mi21432+788805+358805+3515420(Top 60%)6258(Top 57%)6258(Top 134%)
Finish26.22 mi1.02 mi21347+858776+298776+2919123(Top 75%)8037(Top 74%)8037(Top 172%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 89%
×21story building
+97ft-345ft

Overall

22722

Females

9277

F18-39

9277

5K→10K

3.1 - 6.2 mi

Top 87%
×5story building
+79ft-138ft

Overall

22331

Females

9080

F18-39

9080

10K→15K

6.2 - 9.3 mi

Top 89%
×3story building
+67ft-78ft

Overall

22722

Females

9277

F18-39

9277

15K→20K

9.3 - 12.4 mi

Top 84%
×5story building
+106ft-86ft

Overall

21560

Females

8656

F18-39

8656

20K→Half

12.4 - 13.1 mi

Top 89%
×2story building
+19ft-37ft

Overall

22660

Females

9305

F18-39

9305

Half→25K

13.1 - 15.5 mi

Top 83%
×4story building
+66ft-88ft

Overall

21320

Females

8644

F18-39

8644

25K→30K

15.5 - 18.6 mi

Top 87%
×9story building
+181ft-148ft

Overall

22120

Females

9209

F18-39

9209

30K→20M

18.6 - 20.0 mi

Top 83%
×5story building
+64ft-50ft

Overall

21222

Females

8876

F18-39

8876

20M→21M

20.0 - 21.0 mi

Top 82%
×8story building
+106ft-24ft

Overall

20898

Females

8749

F18-39

8749

21M→35K

21.0 - 21.8 mi

Top 76%
×7story building
+17ft-86ft

Overall

19428

Females

8044

F18-39

8044

35K→23M

21.8 - 23.0 mi

Top 67%
×5story building
+23ft-63ft

Overall

17077

Females

6951

F18-39

6951

23M→24M

23.0 - 24.0 mi

Top 69%
×6story building
+12ft-82ft

Overall

17731

Females

7337

F18-39

7337

24M→40K

24.0 - 24.9 mi

Top 84%
×1story
+6ft-20ft

Overall

21585

Females

9268

F18-39

9268

40K→25.2M

24.9 - 25.2 mi

Top 60%
×1story
+13ft-16ft

Overall

15420

Females

6258

F18-39

6258

25.2M→Finish

25.2 - 26.2 mi

Top 75%
×2story building
+22ft-21ft

Overall

19123

Females

8037

F18-39

8037

Passing Analysis

Category:
Athletes Passed
2135
Passed By
785
Net Change
+1350
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#22697
5K → 10K307134+173#22697#22524
10K → 15K131203-72#22524#22596
15K → 20K32660+266#22596#22330
20K → Half1737-20#22330#22350
Half → 25K22345+178#22350#22172
25K → 30K169153+16#22172#22156
30K → 20M12238+84#22156#22072
20M → 21M10129+72#22072#22000
21M → 35K959+86#22000#21914
35K → 23M2525+247#21914#21667
23M → 24M1780+178#21667#21489
24M → 40K4061-21#21489#21510
40K → 25.2M780+78#21510#21432
25.2M → Finish9611+85#21432#21347
TOTALS2135785+1350
📊

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