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BOSTON MARATHON 2024

Alexandra Butler

Bib: 24273•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
32:08
Rank: #23755
Start → 5K
10:21/mi
32:08 split
10K· 6.21 mi
1:03:31
Rank: #23249 (+506)
5K → 10K
10:06/mi
31:23 split
15K· 9.32 mi
1:35:20
Rank: #22982 (+267)
10K → 15K
10:14/mi
31:49 split
20K· 12.43 mi
2:07:26
Rank: #22532 (+450)
15K → 20K
10:20/mi
32:06 split
Half· 13.11 mi
2:14:12
Rank: #22474 (+58)
20K → Half
9:55/mi
6:46 split
25K· 15.53 mi
2:39:06
Rank: #22072 (+402)
Half → 25K
10:16/mi
24:54 split
30K· 18.64 mi
3:14:40
Rank: #21838 (+234)
25K → 30K
11:27/mi
35:34 split
20M
3:29:55
Rank: #21678 (+160)
30K → 20M
11:13/mi
15:15 split
21M
3:41:48
Rank: #21521 (+157)
20M → 21M
11:53/mi
11:53 split
35K· 21.75 mi
3:50:52
Rank: #21534 (-13)
21M → 35K
12:07/mi
9:04 split
23M
4:04:39
Rank: #21353 (+181)
35K → 23M
11:01/mi
13:47 split
24M
4:14:58
Rank: #21180 (+173)
23M → 24M
10:19/mi
10:19 split
40K· 24.85 mi
4:23:50
Rank: #21014 (+166)
24M → 40K
10:22/mi
8:52 split
25.2M
4:27:31
Rank: #20925 (+89)
40K → 25.2M
10:41/mi
3:41 split
Finish· 26.22 mi
4:36:23
Rank: #20713 (+212)
25.2M → Finish
8:42/mi
8:52 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:14:12
Pace10:14 /mi
2nd Half
Distance13.11 mi
Time2:22:11
Pace10:51 /mi
📊Positive Split: 5.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:47:2832:0810:2132:08
10:21
-
10K
6.21 mi12:18:511:03:3110:1331:23
10:06
-0:15
15K
9.32 mi12:50:401:35:2010:1431:49
10:14
+0:08
20K
12.43 mi13:22:462:07:2610:1532:06
10:20
+0:06
Half
13.11 mi13:29:322:14:1210:146:46
9:55
-0:25
25K
15.53 mi13:54:262:39:0610:1524:54
10:16
+0:21
30K
18.64 mi14:30:003:14:4010:2735:34
11:27
+1:11
20M
20.00 mi14:45:153:29:5510:3015:15
11:13
-0:14
21M
21.00 mi14:57:083:41:4810:3411:53
11:53
+0:40
35K
21.75 mi15:06:123:50:5210:379:04
12:07
+0:14
23M
23.00 mi15:19:594:04:3910:3813:47
11:01
-1:06
24M
24.00 mi15:30:184:14:5810:3710:19
10:19
-0:42
40K
24.85 mi15:39:104:23:5010:378:52
10:22
+0:03
25.2M
25.20 mi15:42:514:27:3110:373:41
10:41
+0:19
Finish
26.22 mi15:51:434:36:2310:338:52
8:42
-1:59

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

8:42 /mi

Average Pace

10:33 /mi

Slowest Pace

12:07 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

15:38

6% of race

Time at Steady Pace

2:55:12

63% of race

Time at Slower Pace

1:25:33

31% of race

Average Pace: 10:32 /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 mi11:47:2832:0810:2132:08
10:21
#23755
10K
6.21 mi12:18:511:03:3110:1331:23
10:06
#23249
15K
9.32 mi12:50:401:35:2010:1431:49
10:14
#22982
20K
12.43 mi13:22:462:07:2610:1532:06
10:20
#22532
Half
13.11 mi13:29:322:14:1210:146:46
9:55
#22474
25K
15.53 mi13:54:262:39:0610:1524:54
10:16
#22072
30K
18.64 mi14:30:003:14:4010:2735:34
11:27
#21838
20M
20.00 mi14:45:153:29:5510:3015:15
11:13
#21678
21M
21.00 mi14:57:083:41:4810:3411:53
11:53
#21521
35K
21.75 mi15:06:123:50:5210:379:04
12:07
#21534
23M
23.00 mi15:19:594:04:3910:3813:47
11:01
#21353
24M
24.00 mi15:30:184:14:5810:3710:19
10:19
#21180
40K
24.85 mi15:39:104:23:5010:378:52
10:22
#21014
25.2M
25.20 mi15:42:514:27:3110:373:41
10:41
#20925
Finish
26.22 mi15:51:434:36:2310:338:52
8:42
#20713
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi237559813981322423(Top 88%)9105(Top 83%)9105(Top 195%)
10K6.21 mi3.10 mi23249+5069542+2719542+27122748(Top 89%)9312(Top 85%)9312(Top 200%)
15K9.32 mi3.11 mi22982+2679409+1339409+13322423(Top 88%)9105(Top 83%)9105(Top 195%)
20K12.43 mi3.11 mi22532+4509172+2379172+23721308(Top 83%)8532(Top 78%)8532(Top 183%)
Half13.11 mi0.68 mi22474+589147+259147+2521283(Top 83%)8557(Top 78%)8557(Top 184%)
25K15.53 mi2.42 mi22072+4028967+1808967+18019840(Top 78%)7835(Top 72%)7835(Top 168%)
30K18.64 mi3.11 mi21838+2348891+768891+7620913(Top 82%)8586(Top 79%)8586(Top 184%)
20M20.00 mi1.36 mi21678+1608831+608831+6019808(Top 78%)8127(Top 74%)8127(Top 174%)
21M21.00 mi1.00 mi21521+1578764+678764+6718565(Top 73%)7609(Top 70%)7609(Top 163%)
35K21.75 mi0.75 mi21534-138787-238787-2322024(Top 86%)9366(Top 86%)9366(Top 201%)
23M23.00 mi1.25 mi21353+1818720+678720+6718475(Top 72%)7646(Top 70%)7646(Top 164%)
24M24.00 mi1.00 mi21180+1738647+738647+7317360(Top 68%)7143(Top 65%)7143(Top 153%)
40K24.85 mi0.85 mi21014+1668571+768571+7616313(Top 64%)6665(Top 61%)6665(Top 143%)
25.2M25.20 mi0.35 mi20925+898533+388533+3813512(Top 53%)5344(Top 49%)5344(Top 115%)
Finish26.22 mi1.02 mi20713+2128441+928441+9212670(Top 50%)4806(Top 44%)4806(Top 103%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 88%
×21story building
+97ft-345ft

Overall

22423

Females

9105

F18-39

9105

5K→10K

3.1 - 6.2 mi

Top 89%
×5story building
+79ft-138ft

Overall

22748

Females

9312

F18-39

9312

10K→15K

6.2 - 9.3 mi

Top 88%
×3story building
+67ft-78ft

Overall

22423

Females

9105

F18-39

9105

15K→20K

9.3 - 12.4 mi

Top 83%
×5story building
+106ft-86ft

Overall

21308

Females

8532

F18-39

8532

20K→Half

12.4 - 13.1 mi

Top 83%
×2story building
+19ft-37ft

Overall

21283

Females

8557

F18-39

8557

Half→25K

13.1 - 15.5 mi

Top 78%
×4story building
+66ft-88ft

Overall

19840

Females

7835

F18-39

7835

25K→30K

15.5 - 18.6 mi

Top 82%
×9story building
+181ft-148ft

Overall

20913

Females

8586

F18-39

8586

30K→20M

18.6 - 20.0 mi

Top 78%
×5story building
+64ft-50ft

Overall

19808

Females

8127

F18-39

8127

20M→21M

20.0 - 21.0 mi

Top 73%
×8story building
+106ft-24ft

Overall

18565

Females

7609

F18-39

7609

21M→35K

21.0 - 21.8 mi

Top 86%
×7story building
+17ft-86ft

Overall

22024

Females

9366

F18-39

9366

35K→23M

21.8 - 23.0 mi

Top 72%
×5story building
+23ft-63ft

Overall

18475

Females

7646

F18-39

7646

23M→24M

23.0 - 24.0 mi

Top 68%
×6story building
+12ft-82ft

Overall

17360

Females

7143

F18-39

7143

24M→40K

24.0 - 24.9 mi

Top 64%
×1story
+6ft-20ft

Overall

16313

Females

6665

F18-39

6665

40K→25.2M

24.9 - 25.2 mi

Top 53%
×1story
+13ft-16ft

Overall

13512

Females

5344

F18-39

5344

25.2M→Finish

25.2 - 26.2 mi

Top 50%
×2story building
+22ft-21ft

Overall

12670

Females

4806

F18-39

4806

Passing Analysis

Category:
Athletes Passed
3288
Passed By
246
Net Change
+3042
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#23755
5K → 10K54741+506#23755#23249
10K → 15K30134+267#23249#22982
15K → 20K4566+450#22982#22532
20K → Half591+58#22532#22474
Half → 25K4042+402#22474#22072
25K → 30K30066+234#22072#21838
30K → 20M17212+160#21838#21678
20M → 21M16912+157#21678#21521
21M → 35K4760-13#21521#21534
35K → 23M1898+181#21534#21353
23M → 24M1752+173#21353#21180
24M → 40K1671+166#21180#21014
40K → 25.2M890+89#21014#20925
25.2M → Finish2131+212#20925#20713
TOTALS3288246+3042
📊

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