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BOSTON MARATHON 2024

Julie (julia) Mac Allister

Bib: 22185•F

QC

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Gender (Female)
#0 / 10924
Masters (Masters Women)
#0 / 6263
Division (F50-54)
#0 / 1187
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
28:55
Rank: #21139
Start → 5K
9:18/mi
28:55 split
10K· 6.21 mi
57:49
Rank: #20992 (+147)
5K → 10K
9:18/mi
28:54 split
15K· 9.32 mi
1:26:46
Rank: #20678 (+314)
10K → 15K
9:19/mi
28:57 split
20K· 12.43 mi
1:56:16
Rank: #20287 (+391)
15K → 20K
9:30/mi
29:30 split
Half· 13.11 mi
2:02:40
Rank: #20256 (+31)
20K → Half
9:23/mi
6:24 split
25K· 15.53 mi
2:26:28
Rank: #19959 (+297)
Half → 25K
9:49/mi
23:48 split
30K· 18.64 mi
2:58:28
Rank: #19592 (+367)
25K → 30K
10:18/mi
32:00 split
20M
3:13:02
Rank: #19494 (+98)
30K → 20M
10:43/mi
14:34 split
21M
3:25:22
Rank: #19485 (+9)
20M → 21M
12:20/mi
12:20 split
35K· 21.75 mi
3:33:22
Rank: #19459 (+26)
21M → 35K
10:42/mi
8:00 split
23M
3:47:02
Rank: #19350 (+109)
35K → 23M
10:55/mi
13:40 split
24M
3:57:20
Rank: #19253 (+97)
23M → 24M
10:18/mi
10:18 split
40K· 24.85 mi
4:05:55
Rank: #19083 (+170)
24M → 40K
10:02/mi
8:35 split
25.2M
4:10:01
Rank: #19039 (+44)
40K → 25.2M
11:53/mi
4:06 split
Finish· 26.22 mi
4:21:47
Rank: #19173 (-134)
25.2M → Finish
11:33/mi
11:46 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:02:40
Pace9:21 /mi
2nd Half
Distance13.11 mi
Time2:19:07
Pace10:37 /mi
📊Positive Split: 13.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:27:2928:559:1828:55
9:18
-
10K
6.21 mi11:56:2357:499:1828:54
9:18
0:00
15K
9.32 mi12:25:201:26:469:1928:57
9:19
+0:01
20K
12.43 mi12:54:501:56:169:2129:30
9:30
+0:11
Half
13.11 mi13:01:142:02:409:216:24
9:23
-0:07
25K
15.53 mi13:25:022:26:289:2623:48
9:49
+0:26
30K
18.64 mi13:57:022:58:289:3432:00
10:18
+0:29
20M
20.00 mi14:11:363:13:029:3914:34
10:43
+0:25
21M
21.00 mi14:23:563:25:229:4712:20
12:20
+1:37
35K
21.75 mi14:31:563:33:229:498:00
10:42
-1:38
23M
23.00 mi14:45:363:47:029:5213:40
10:55
+0:13
24M
24.00 mi14:55:543:57:209:5310:18
10:18
-0:37
40K
24.85 mi15:04:294:05:559:548:35
10:02
-0:16
25.2M
25.20 mi15:08:354:10:019:554:06
11:53
+1:51
Finish
26.22 mi15:20:214:21:4710:0011:46
11:33
-0:20

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

9:18 /mi

Average Pace

10:00 /mi

Slowest Pace

12:20 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:26:28

56% of race

Time at Steady Pace

1:13:27

28% of race

Time at Slower Pace

41:52

16% of race

Average Pace: 9:59 /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 mi11:27:2928:559:1828:55
9:18
#21139
10K
6.21 mi11:56:2357:499:1828:54
9:18
#20992
15K
9.32 mi12:25:201:26:469:1928:57
9:19
#20678
20K
12.43 mi12:54:501:56:169:2129:30
9:30
#20287
Half
13.11 mi13:01:142:02:409:216:24
9:23
#20256
25K
15.53 mi13:25:022:26:289:2623:48
9:49
#19959
30K
18.64 mi13:57:022:58:289:3432:00
10:18
#19592
20M
20.00 mi14:11:363:13:029:3914:34
10:43
#19494
21M
21.00 mi14:23:563:25:229:4712:20
12:20
#19485
35K
21.75 mi14:31:563:33:229:498:00
10:42
#19459
23M
23.00 mi14:45:363:47:029:5213:40
10:55
#19350
24M
24.00 mi14:55:543:57:209:5310:18
10:18
#19253
40K
24.85 mi15:04:294:05:559:548:35
10:02
#19083
25.2M
25.20 mi15:08:354:10:019:554:06
11:53
#19039
Finish
26.22 mi15:20:214:21:4710:0011:46
11:33
#19173
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi211398471847120086(Top 79%)7832(Top 72%)7832(Top 660%)
10K6.21 mi3.10 mi20992+1478383+888383+8820796(Top 81%)8253(Top 76%)8253(Top 695%)
15K9.32 mi3.11 mi20678+3148180+2038180+20320086(Top 79%)7832(Top 72%)7832(Top 660%)
20K12.43 mi3.11 mi20287+3917971+2097971+20919191(Top 75%)7376(Top 68%)7376(Top 621%)
Half13.11 mi0.68 mi20256+317953+187953+1819693(Top 77%)7714(Top 71%)7714(Top 650%)
25K15.53 mi2.42 mi19959+2977815+1387815+13818608(Top 73%)7169(Top 66%)7169(Top 604%)
30K18.64 mi3.11 mi19592+3677683+1327683+13218248(Top 71%)7177(Top 66%)7177(Top 605%)
20M20.00 mi1.36 mi19494+987661+227661+2218596(Top 73%)7508(Top 69%)7508(Top 633%)
21M21.00 mi1.00 mi19485+97681-207681-2019529(Top 76%)8084(Top 74%)8084(Top 681%)
35K21.75 mi0.75 mi19459+267688-77688-719087(Top 75%)7882(Top 72%)7882(Top 664%)
23M23.00 mi1.25 mi19350+1097649+397649+3918196(Top 71%)7504(Top 69%)7504(Top 632%)
24M24.00 mi1.00 mi19253+977613+367613+3617300(Top 68%)7111(Top 65%)7111(Top 599%)
40K24.85 mi0.85 mi19083+1707543+707543+7015178(Top 59%)6107(Top 56%)6107(Top 514%)
25.2M25.20 mi0.35 mi19039+447526+177526+1717124(Top 67%)7118(Top 65%)7118(Top 600%)
Finish26.22 mi1.02 mi19173-1347621-957621-9522512(Top 88%)9696(Top 89%)9696(Top 817%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 79%
×21story building
+97ft-345ft

Overall

20086

Females

7832

F50-54

7832

5K→10K

3.1 - 6.2 mi

Top 81%
×5story building
+79ft-138ft

Overall

20796

Females

8253

F50-54

8253

10K→15K

6.2 - 9.3 mi

Top 79%
×3story building
+67ft-78ft

Overall

20086

Females

7832

F50-54

7832

15K→20K

9.3 - 12.4 mi

Top 75%
×5story building
+106ft-86ft

Overall

19191

Females

7376

F50-54

7376

20K→Half

12.4 - 13.1 mi

Top 77%
×2story building
+19ft-37ft

Overall

19693

Females

7714

F50-54

7714

Half→25K

13.1 - 15.5 mi

Top 73%
×4story building
+66ft-88ft

Overall

18608

Females

7169

F50-54

7169

25K→30K

15.5 - 18.6 mi

Top 71%
×9story building
+181ft-148ft

Overall

18248

Females

7177

F50-54

7177

30K→20M

18.6 - 20.0 mi

Top 73%
×5story building
+64ft-50ft

Overall

18596

Females

7508

F50-54

7508

20M→21M

20.0 - 21.0 mi

Top 76%
×8story building
+106ft-24ft

Overall

19529

Females

8084

F50-54

8084

21M→35K

21.0 - 21.8 mi

Top 75%
×7story building
+17ft-86ft

Overall

19087

Females

7882

F50-54

7882

35K→23M

21.8 - 23.0 mi

Top 71%
×5story building
+23ft-63ft

Overall

18196

Females

7504

F50-54

7504

23M→24M

23.0 - 24.0 mi

Top 68%
×6story building
+12ft-82ft

Overall

17300

Females

7111

F50-54

7111

24M→40K

24.0 - 24.9 mi

Top 59%
×1story
+6ft-20ft

Overall

15178

Females

6107

F50-54

6107

40K→25.2M

24.9 - 25.2 mi

Top 67%
×1story
+13ft-16ft

Overall

17124

Females

7118

F50-54

7118

25.2M→Finish

25.2 - 26.2 mi

Top 88%
×2story building
+22ft-21ft

Overall

22512

Females

9696

F50-54

9696

Passing Analysis

Category:
Athletes Passed
2709
Passed By
743
Net Change
+1966
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#21139
5K → 10K326179+147#21139#20992
10K → 15K37662+314#20992#20678
15K → 20K42332+391#20678#20287
20K → Half4514+31#20287#20256
Half → 25K33235+297#20256#19959
25K → 30K40033+367#19959#19592
30K → 20M14042+98#19592#19494
20M → 21M8677+9#19494#19485
21M → 35K6741+26#19485#19459
35K → 23M14233+109#19459#19350
23M → 24M11518+97#19350#19253
24M → 40K1733+170#19253#19083
40K → 25.2M517+44#19083#19039
25.2M → Finish33167-134#19039#19173
TOTALS2709743+1966
📊

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