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BOSTON MARATHON 2024

Alison Nash

Bib: 16430•F

CA

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
7:58/mi
24:46
↑ 97↓ 3451.5%
10K· 6.21 mi
8:15/mi
50:25
↑ 79↓ 1380.4%
15K· 9.32 mi
8:33/mi
1:17:00
↑ 67↓ 78
20K· 12.43 mi
9:06/mi
1:45:17
↑ 106↓ 860.1%
Half· 13.11 mi
8:55/mi
1:51:22
↑ 19↓ 370.5%
25K· 15.53 mi
9:41/mi
2:14:51
↑ 66↓ 880.2%
30K· 18.64 mi
10:27/mi
2:47:18
↑ 181↓ 1480.2%
20M
10:23/mi
3:01:24
↑ 64↓ 500.2%
21M
11:43/mi
3:13:07
↑ 106↓ 241.6%
35K· 21.75 mi
10:14/mi
3:20:46
↑ 17↓ 861.7%
23M
10:27/mi
3:33:51
↑ 23↓ 630.6%
24M
10:04/mi
3:43:55
↓ 821.3%
40K· 24.85 mi
9:42/mi
3:52:13
↓ 200.3%
25.2M
9:46/mi
3:55:35
↑ 13↓ 160.2%
Finish· 26.22 mi
8:06/mi
4:03:50
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:51:22
Pace8:30 /mi
2nd Half
Distance13.11 mi
Time2:12:28
Pace10:06 /mi
📊Positive Split: 18.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:14:5724:467:5824:46
7:58
-
10K
6.21 mi11:40:3650:258:0725:39
8:15
+0:17
15K
9.32 mi12:07:111:17:008:1626:35
8:33
+0:18
20K
12.43 mi12:35:281:45:178:2828:17
9:06
+0:33
Half
13.11 mi12:41:331:51:228:306:05
8:55
-0:11
25K
15.53 mi13:05:022:14:518:4123:29
9:41
+0:46
30K
18.64 mi13:37:292:47:188:5832:27
10:27
+0:46
20M
20.00 mi13:51:353:01:249:0414:06
10:23
-0:04
21M
21.00 mi14:03:183:13:079:1211:43
11:43
+1:20
35K
21.75 mi14:10:573:20:469:147:39
10:14
-1:29
23M
23.00 mi14:24:023:33:519:1813:05
10:27
+0:13
24M
24.00 mi14:34:063:43:559:2010:04
10:04
-0:23
40K
24.85 mi14:42:243:52:139:218:18
9:42
-0:22
25.2M
25.20 mi14:45:463:55:359:213:22
9:46
+0:04
Finish
26.22 mi14:54:014:03:509:188:15
8:06
-1:40

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

7:58 /mi

Average Pace

9:18 /mi

Slowest Pace

11:43 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:59:37

49% of race

Time at Steady Pace

45:13

19% of race

Time at Slower Pace

1:19:00

32% of race

Average Pace: 9:18 /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 mi11:14:5724:467:5824:46
7:58
#14473
10K
6.21 mi11:40:3650:258:0725:39
8:15
#15207
15K
9.32 mi12:07:111:17:008:1626:35
8:33
#15692
20K
12.43 mi12:35:281:45:178:2828:17
9:06
#16256
Half
13.11 mi12:41:331:51:228:306:05
8:55
#16357
25K
15.53 mi13:05:022:14:518:4123:29
9:41
#16738
30K
18.64 mi13:37:292:47:188:5832:27
10:27
#17251
20M
20.00 mi13:51:353:01:249:0414:06
10:23
#17299
21M
21.00 mi14:03:183:13:079:1211:43
11:43
#17426
35K
21.75 mi14:10:573:20:469:147:39
10:14
#17446
23M
23.00 mi14:24:023:33:519:1813:05
10:27
#17427
24M
24.00 mi14:34:063:43:559:2010:04
10:04
#17391
40K
24.85 mi14:42:243:52:139:218:18
9:42
#17236
25.2M
25.20 mi14:45:463:55:359:213:22
9:46
#17111
Finish
26.22 mi14:54:014:03:509:188:15
8:06
#16829
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi144734611461116710(Top 65%)5978(Top 55%)5978(Top 128%)
10K6.21 mi3.10 mi15207-7345063-4525063-45215879(Top 62%)5462(Top 50%)5462(Top 117%)
15K9.32 mi3.11 mi15692-4855369-3065369-30616710(Top 65%)5978(Top 55%)5978(Top 128%)
20K12.43 mi3.11 mi16256-5645716-3475716-34717778(Top 70%)6584(Top 60%)6584(Top 141%)
Half13.11 mi0.68 mi16357-1015783-675783-6717903(Top 70%)6733(Top 62%)6733(Top 144%)
25K15.53 mi2.42 mi16738-3816042-2596042-25918155(Top 71%)6918(Top 63%)6918(Top 148%)
30K18.64 mi3.11 mi17251-5136401-3596401-35918640(Top 73%)7379(Top 68%)7379(Top 158%)
20M20.00 mi1.36 mi17299-486458-576458-5717639(Top 69%)7031(Top 64%)7031(Top 151%)
21M21.00 mi1.00 mi17426-1276561-1036561-10318166(Top 71%)7407(Top 68%)7407(Top 159%)
35K21.75 mi0.75 mi17446-206593-326593-3217829(Top 70%)7244(Top 66%)7244(Top 155%)
23M23.00 mi1.25 mi17427+196607-146607-1416920(Top 66%)6871(Top 63%)6871(Top 147%)
24M24.00 mi1.00 mi17391+366611-46611-416550(Top 65%)6718(Top 61%)6718(Top 144%)
40K24.85 mi0.85 mi17236+1556555+566555+5613952(Top 55%)5516(Top 50%)5516(Top 118%)
25.2M25.20 mi0.35 mi17111+1256507+486507+4810019(Top 39%)3663(Top 34%)3663(Top 79%)
Finish26.22 mi1.02 mi16829+2826386+1216386+1219192(Top 36%)3155(Top 29%)3155(Top 68%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 65%
×21story building
+97ft-345ft

Overall

16710

Females

5978

F18-39

5978

5K→10K

3.1 - 6.2 mi

Top 62%
×5story building
+79ft-138ft

Overall

15879

Females

5462

F18-39

5462

10K→15K

6.2 - 9.3 mi

Top 65%
×3story building
+67ft-78ft

Overall

16710

Females

5978

F18-39

5978

15K→20K

9.3 - 12.4 mi

Top 70%
×5story building
+106ft-86ft

Overall

17778

Females

6584

F18-39

6584

20K→Half

12.4 - 13.1 mi

Top 70%
×2story building
+19ft-37ft

Overall

17903

Females

6733

F18-39

6733

Half→25K

13.1 - 15.5 mi

Top 71%
×4story building
+66ft-88ft

Overall

18155

Females

6918

F18-39

6918

25K→30K

15.5 - 18.6 mi

Top 73%
×9story building
+181ft-148ft

Overall

18640

Females

7379

F18-39

7379

30K→20M

18.6 - 20.0 mi

Top 69%
×5story building
+64ft-50ft

Overall

17639

Females

7031

F18-39

7031

20M→21M

20.0 - 21.0 mi

Top 71%
×8story building
+106ft-24ft

Overall

18166

Females

7407

F18-39

7407

21M→35K

21.0 - 21.8 mi

Top 70%
×7story building
+17ft-86ft

Overall

17829

Females

7244

F18-39

7244

35K→23M

21.8 - 23.0 mi

Top 66%
×5story building
+23ft-63ft

Overall

16920

Females

6871

F18-39

6871

23M→24M

23.0 - 24.0 mi

Top 65%
×6story building
+12ft-82ft

Overall

16550

Females

6718

F18-39

6718

24M→40K

24.0 - 24.9 mi

Top 55%
×1story
+6ft-20ft

Overall

13952

Females

5516

F18-39

5516

40K→25.2M

24.9 - 25.2 mi

Top 39%
×1story
+13ft-16ft

Overall

10019

Females

3663

F18-39

3663

25.2M→Finish

25.2 - 26.2 mi

Top 36%
×2story building
+22ft-21ft

Overall

9192

Females

3155

F18-39

3155

Passing Analysis

Category:
Athletes Passed
1559
Passed By
3915
Net Change
-2356
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#14473
5K → 10K78812-734#14473#15207
10K → 15K113598-485#15207#15692
15K → 20K109673-564#15692#16256
20K → Half20121-101#16256#16357
Half → 25K125506-381#16357#16738
25K → 30K118631-513#16738#17251
30K → 20M93141-48#17251#17299
20M → 21M62189-127#17299#17426
21M → 35K6383-20#17426#17446
35K → 23M121102+19#17446#17427
23M → 24M8347+36#17427#17391
24M → 40K1649+155#17391#17236
40K → 25.2M1272+125#17236#17111
25.2M → Finish2831+282#17111#16829
TOTALS15593915-2356
📊

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