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BOSTON MARATHON 2024

Julia Macdonald

Bib: 25918•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

Start
0:00:00
Race begins
5K· 3.11 mi
24:51
Rank: #14651
Start → 5K
24:51 | 8:00/mi
10K· 6.21 mi
50:31
Rank: #15329 (-678)
5K → 10K
25:40 | 8:16/mi
15K· 9.32 mi
1:16:46
Rank: #15563 (-234)
10K → 15K
26:15 | 8:27/mi
20K· 12.43 mi
1:44:39
Rank: #15951 (-388)
15K → 20K
27:53 | 8:58/mi
Half· 13.11 mi
1:50:41
Rank: #16035 (-84)
20K → Half
6:02 | 8:51/mi
25K· 15.53 mi
2:12:52
Rank: #16060 (-25)
Half → 25K
22:11 | 9:09/mi
30K· 18.64 mi
2:44:40
Rank: #16564 (-504)
25K → 30K
31:48 | 10:14/mi
20M
2:59:05
Rank: #16781 (-217)
30K → 20M
14:25 | 10:37/mi
21M
3:10:22
Rank: #16839 (-58)
20M → 21M
11:17 | 11:17/mi
35K· 21.75 mi
3:18:48
Rank: #17037 (-198)
21M → 35K
8:26 | 11:16/mi
23M
3:32:07
Rank: #17112 (-75)
35K → 23M
13:19 | 10:38/mi
24M
3:42:38
Rank: #17178 (-66)
23M → 24M
10:31 | 10:31/mi
40K· 24.85 mi
3:51:34
Rank: #17128 (+50)
24M → 40K
8:56 | 10:27/mi
25.2M
3:55:16
Rank: #17060 (+68)
40K → 25.2M
3:42 | 10:44/mi
Finish· 26.22 mi
4:04:38
Rank: #16950 (+110)
25.2M → Finish
9:22 | 9:11/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:50:41
Pace8:27 /mi
2nd Half
Distance13.11 mi
Time2:13:57
Pace10:13 /mi
📊Positive Split: 21.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:40:3324:518:0024:51
8:00
-
10K
6.21 mi12:06:1350:318:0825:40
8:16
+0:16
15K
9.32 mi12:32:281:16:468:1426:15
8:27
+0:11
20K
12.43 mi13:00:211:44:398:2527:53
8:58
+0:31
Half
13.11 mi13:06:231:50:418:276:02
8:51
-0:07
25K
15.53 mi13:28:342:12:528:3322:11
9:09
+0:18
30K
18.64 mi14:00:222:44:408:5031:48
10:14
+1:05
20M
20.00 mi14:14:472:59:058:5714:25
10:37
+0:23
21M
21.00 mi14:26:043:10:229:0411:17
11:17
+0:40
35K
21.75 mi14:34:303:18:489:088:26
11:16
-0:01
23M
23.00 mi14:47:493:32:079:1313:19
10:38
-0:38
24M
24.00 mi14:58:203:42:389:1710:31
10:31
-0:07
40K
24.85 mi15:07:163:51:349:198:56
10:27
-0:04
25.2M
25.20 mi15:10:583:55:169:203:42
10:44
+0:17
Finish
26.22 mi15:20:204:04:389:209:22
9:11
-1:33

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

8:00 /mi

Average Pace

9:20 /mi

Slowest Pace

11:17 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:22:14

58% of race

Time at Steady Pace

1:22:41

34% of race

Time at Slower Pace

19:43

8% of race

Average Pace: 9:20 /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 mi11:40:3324:518:0024:51
8:00
#14651
10K
6.21 mi12:06:1350:318:0825:40
8:16
#15329
15K
9.32 mi12:32:281:16:468:1426:15
8:27
#15563
20K
12.43 mi13:00:211:44:398:2527:53
8:58
#15951
Half
13.11 mi13:06:231:50:418:276:02
8:51
#16035
25K
15.53 mi13:28:342:12:528:3322:11
9:09
#16060
30K
18.64 mi14:00:222:44:408:5031:48
10:14
#16564
20M
20.00 mi14:14:472:59:058:5714:25
10:37
#16781
21M
21.00 mi14:26:043:10:229:0411:17
11:17
#16839
35K
21.75 mi14:34:303:18:489:088:26
11:16
#17037
23M
23.00 mi14:47:493:32:079:1313:19
10:38
#17112
24M
24.00 mi14:58:203:42:389:1710:31
10:31
#17178
40K
24.85 mi15:07:163:51:349:198:56
10:27
#17128
25.2M
25.20 mi15:10:583:55:169:203:42
10:44
#17060
Finish
26.22 mi15:20:204:04:389:209:22
9:11
#16950
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi146514728472816127(Top 63%)5636(Top 52%)5636(Top 121%)
10K6.21 mi3.10 mi15329-6785141-4135141-41315911(Top 62%)5482(Top 50%)5482(Top 118%)
15K9.32 mi3.11 mi15563-2345286-1455286-14516127(Top 63%)5636(Top 52%)5636(Top 121%)
20K12.43 mi3.11 mi15951-3885546-2605546-26017245(Top 67%)6298(Top 58%)6298(Top 135%)
Half13.11 mi0.68 mi16035-845604-585604-5817567(Top 69%)6554(Top 60%)6554(Top 141%)
25K15.53 mi2.42 mi16060-255650-465650-4616221(Top 63%)5849(Top 54%)5849(Top 126%)
30K18.64 mi3.11 mi16564-5046006-3566006-35618072(Top 71%)7080(Top 65%)7080(Top 152%)
20M20.00 mi1.36 mi16781-2176168-1626168-16218304(Top 72%)7362(Top 67%)7362(Top 158%)
21M21.00 mi1.00 mi16839-586236-686236-6817104(Top 67%)6904(Top 63%)6904(Top 148%)
35K21.75 mi0.75 mi17037-1986365-1296365-12920397(Top 80%)8538(Top 78%)8538(Top 183%)
23M23.00 mi1.25 mi17112-756433-686433-6817406(Top 68%)7111(Top 65%)7111(Top 153%)
24M24.00 mi1.00 mi17178-666490-576490-5717891(Top 70%)7408(Top 68%)7408(Top 159%)
40K24.85 mi0.85 mi17128+506498-86498-816552(Top 65%)6782(Top 62%)6782(Top 146%)
25.2M25.20 mi0.35 mi17060+686479+196479+1913666(Top 53%)5400(Top 49%)5400(Top 116%)
Finish26.22 mi1.02 mi16950+1106450+296450+2915139(Top 59%)6056(Top 55%)6056(Top 130%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 63%
×21stories
+97ft-345ft

Overall

16127

Females

5636

F18-39

5636

5K→10K

3.1 - 6.2 mi

Top 62%
×5stories
+79ft-138ft

Overall

15911

Females

5482

F18-39

5482

10K→15K

6.2 - 9.3 mi

Top 63%
×3stories
+67ft-78ft

Overall

16127

Females

5636

F18-39

5636

15K→20K

9.3 - 12.4 mi

Top 67%
×5stories
+106ft-86ft

Overall

17245

Females

6298

F18-39

6298

20K→Half

12.4 - 13.1 mi

Top 69%
×2stories
+19ft-37ft

Overall

17567

Females

6554

F18-39

6554

Half→25K

13.1 - 15.5 mi

Top 63%
×4stories
+66ft-88ft

Overall

16221

Females

5849

F18-39

5849

25K→30K

15.5 - 18.6 mi

Top 71%
×9stories
+181ft-148ft

Overall

18072

Females

7080

F18-39

7080

30K→20M

18.6 - 20.0 mi

Top 72%
×5stories
+64ft-50ft

Overall

18304

Females

7362

F18-39

7362

20M→21M

20.0 - 21.0 mi

Top 67%
×8stories
+106ft-24ft

Overall

17104

Females

6904

F18-39

6904

21M→35K

21.0 - 21.8 mi

Top 80%
×7stories
+17ft-86ft

Overall

20397

Females

8538

F18-39

8538

35K→23M

21.8 - 23.0 mi

Top 68%
×5stories
+23ft-63ft

Overall

17406

Females

7111

F18-39

7111

23M→24M

23.0 - 24.0 mi

Top 70%
×6stories
+12ft-82ft

Overall

17891

Females

7408

F18-39

7408

24M→40K

24.0 - 24.9 mi

Top 65%
×1story
+6ft-20ft

Overall

16552

Females

6782

F18-39

6782

40K→25.2M

24.9 - 25.2 mi

Top 53%
×1story
+13ft-16ft

Overall

13666

Females

5400

F18-39

5400

25.2M→Finish

25.2 - 26.2 mi

Top 59%
×2stories
+22ft-21ft

Overall

15139

Females

6056

F18-39

6056

Passing Analysis

Category:
Athletes Passed
1368
Passed By
3667
Net Change
-2299
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#14651
5K → 10K90768-678#14651#15329
10K → 15K160394-234#15329#15563
15K → 20K152540-388#15563#15951
20K → Half23107-84#15951#16035
Half → 25K210235-25#16035#16060
25K → 30K101605-504#16060#16564
30K → 20M61278-217#16564#16781
20M → 21M87145-58#16781#16839
21M → 35K35233-198#16839#17037
35K → 23M78153-75#17037#17112
23M → 24M54120-66#17112#17178
24M → 40K10959+50#17178#17128
40K → 25.2M746+68#17128#17060
25.2M → Finish13424+110#17060#16950
TOTALS13683667-2299
📊

Passing Visuals

Category:
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🔥Passing Intensity

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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