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BOSTON MARATHON 2024

Alessandra Gasparini

Bib: 18966•F

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Gender (Female)
#0 / 10924
Masters (Masters Women)
#0 / 6263
Top 43%
Division (F50-54)
#0 / 1187
Top 39%
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
8:29/mi
26:22
↑ 97↓ 3451.5%
10K· 6.21 mi
8:34/mi
52:58
↑ 79↓ 1380.4%
15K· 9.32 mi
9:04/mi
1:21:09
↑ 67↓ 78
20K· 12.43 mi
8:46/mi
1:48:23
↑ 106↓ 860.1%
Half· 13.11 mi
8:29/mi
1:54:10
↑ 19↓ 370.5%
25K· 15.53 mi
8:59/mi
2:15:56
↑ 66↓ 880.2%
30K· 18.64 mi
9:15/mi
2:44:40
↑ 181↓ 1480.2%
20M
9:20/mi
2:57:21
↑ 64↓ 500.2%
21M
10:20/mi
3:07:41
↑ 106↓ 241.6%
35K· 21.75 mi
9:01/mi
3:14:26
↑ 17↓ 861.7%
23M
9:56/mi
3:26:52
↑ 23↓ 630.6%
24M
9:13/mi
3:36:05
↓ 821.3%
40K· 24.85 mi
9:07/mi
3:43:53
↓ 200.3%
25.2M
10:09/mi
3:47:23
↑ 13↓ 160.2%
Finish· 26.22 mi
8:19/mi
3:55:51
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:54:10
Pace8:43 /mi
2nd Half
Distance13.11 mi
Time2:01:41
Pace9:17 /mi
📊Positive Split: 6.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:18:2026:228:2926:22
8:29
-
10K
6.21 mi11:44:5652:588:3126:36
8:34
+0:05
15K
9.32 mi12:13:071:21:098:4228:11
9:04
+0:30
20K
12.43 mi12:40:211:48:238:4327:14
8:46
-0:18
Half
13.11 mi12:46:081:54:108:435:47
8:29
-0:17
25K
15.53 mi13:07:542:15:568:4521:46
8:59
+0:30
30K
18.64 mi13:36:382:44:408:5028:44
9:15
+0:16
20M
20.00 mi13:49:192:57:218:5212:41
9:20
+0:05
21M
21.00 mi13:59:393:07:418:5610:20
10:20
+1:00
35K
21.75 mi14:06:243:14:268:566:45
9:01
-1:19
23M
23.00 mi14:18:503:26:529:0012:26
9:56
+0:55
24M
24.00 mi14:28:033:36:059:009:13
9:13
-0:43
40K
24.85 mi14:35:513:43:539:007:48
9:07
-0:06
25.2M
25.20 mi14:39:213:47:239:013:30
10:09
+1:02
Finish
26.22 mi14:47:493:55:519:008:28
8:19
-1:50

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

8:19 /mi

Average Pace

9:00 /mi

Slowest Pace

10:20 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:34:27

40% of race

Time at Steady Pace

1:55:08

49% of race

Time at Slower Pace

26:16

11% of race

Average Pace: 9:00 /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 mi11:18:2026:228:2926:22
8:29
#17709
10K
6.21 mi11:44:5652:588:3126:36
8:34
#17652
15K
9.32 mi12:13:071:21:098:4228:11
9:04
#18201
20K
12.43 mi12:40:211:48:238:4327:14
8:46
#17629
Half
13.11 mi12:46:081:54:108:435:47
8:29
#17509
25K
15.53 mi13:07:542:15:568:4521:46
8:59
#17112
30K
18.64 mi13:36:382:44:408:5028:44
9:15
#16563
20M
20.00 mi13:49:192:57:218:5212:41
9:20
#16339
21M
21.00 mi13:59:393:07:418:5610:20
10:20
#16250
35K
21.75 mi14:06:243:14:268:566:45
9:01
#16147
23M
23.00 mi14:18:503:26:529:0012:26
9:56
#16082
24M
24.00 mi14:28:033:36:059:009:13
9:13
#15947
40K
24.85 mi14:35:513:43:539:007:48
9:07
#15745
25.2M
25.20 mi14:39:213:47:239:013:30
10:09
#15658
Finish
26.22 mi14:47:493:55:519:008:28
8:19
#15467
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi177096588658819213(Top 75%)7360(Top 67%)7360(Top 620%)
10K6.21 mi3.10 mi17652+576531+576531+5717643(Top 69%)6513(Top 60%)6513(Top 549%)
15K9.32 mi3.11 mi18201-5496855-3246855-32419213(Top 75%)7360(Top 67%)7360(Top 620%)
20K12.43 mi3.11 mi17629+5726532+3236532+32316202(Top 63%)5711(Top 52%)5711(Top 481%)
Half13.11 mi0.68 mi17509+1206477+556477+5515620(Top 61%)5420(Top 50%)5420(Top 457%)
25K15.53 mi2.42 mi17112+3976263+2146263+21415431(Top 60%)5409(Top 50%)5409(Top 456%)
30K18.64 mi3.11 mi16563+5496005+2586005+25814409(Top 56%)5098(Top 47%)5098(Top 429%)
20M20.00 mi1.36 mi16339+2245910+955910+9513797(Top 54%)5015(Top 46%)5015(Top 422%)
21M21.00 mi1.00 mi16250+895893+175893+1714269(Top 56%)5452(Top 50%)5452(Top 459%)
35K21.75 mi0.75 mi16147+1035859+345859+3413453(Top 53%)5046(Top 46%)5046(Top 425%)
23M23.00 mi1.25 mi16082+655855+45855+415241(Top 60%)6042(Top 55%)6042(Top 509%)
24M24.00 mi1.00 mi15947+1355814+415814+4113199(Top 52%)5031(Top 46%)5031(Top 424%)
40K24.85 mi0.85 mi15745+2025736+785736+7811457(Top 45%)4280(Top 39%)4280(Top 361%)
25.2M25.20 mi0.35 mi15658+875701+355701+3511600(Top 45%)4404(Top 40%)4404(Top 371%)
Finish26.22 mi1.02 mi15467+1915628+735628+7310439(Top 41%)3728(Top 34%)3728(Top 314%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 75%
×21story building
+97ft-345ft

Overall

19213

Females

7360

F50-54

7360

5K→10K

3.1 - 6.2 mi

Top 69%
×5story building
+79ft-138ft

Overall

17643

Females

6513

F50-54

6513

10K→15K

6.2 - 9.3 mi

Top 75%
×3story building
+67ft-78ft

Overall

19213

Females

7360

F50-54

7360

15K→20K

9.3 - 12.4 mi

Top 63%
×5story building
+106ft-86ft

Overall

16202

Females

5711

F50-54

5711

20K→Half

12.4 - 13.1 mi

Top 61%
×2story building
+19ft-37ft

Overall

15620

Females

5420

F50-54

5420

Half→25K

13.1 - 15.5 mi

Top 60%
×4story building
+66ft-88ft

Overall

15431

Females

5409

F50-54

5409

25K→30K

15.5 - 18.6 mi

Top 56%
×9story building
+181ft-148ft

Overall

14409

Females

5098

F50-54

5098

30K→20M

18.6 - 20.0 mi

Top 54%
×5story building
+64ft-50ft

Overall

13797

Females

5015

F50-54

5015

20M→21M

20.0 - 21.0 mi

Top 56%
×8story building
+106ft-24ft

Overall

14269

Females

5452

F50-54

5452

21M→35K

21.0 - 21.8 mi

Top 53%
×7story building
+17ft-86ft

Overall

13453

Females

5046

F50-54

5046

35K→23M

21.8 - 23.0 mi

Top 60%
×5story building
+23ft-63ft

Overall

15241

Females

6042

F50-54

6042

23M→24M

23.0 - 24.0 mi

Top 52%
×6story building
+12ft-82ft

Overall

13199

Females

5031

F50-54

5031

24M→40K

24.0 - 24.9 mi

Top 45%
×1story
+6ft-20ft

Overall

11457

Females

4280

F50-54

4280

40K→25.2M

24.9 - 25.2 mi

Top 45%
×1story
+13ft-16ft

Overall

11600

Females

4404

F50-54

4404

25.2M→Finish

25.2 - 26.2 mi

Top 41%
×2story building
+22ft-21ft

Overall

10439

Females

3728

F50-54

3728

Passing Analysis

Category:
Athletes Passed
3435
Passed By
1193
Net Change
+2242
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#17709
5K → 10K318261+57#17709#17652
10K → 15K94643-549#17652#18201
15K → 20K59826+572#18201#17629
20K → Half1255+120#17629#17509
Half → 25K42730+397#17509#17112
25K → 30K58637+549#17112#16563
30K → 20M24521+224#16563#16339
20M → 21M14758+89#16339#16250
21M → 35K12320+103#16250#16147
35K → 23M13166+65#16147#16082
23M → 24M15015+135#16082#15947
24M → 40K2075+202#15947#15745
40K → 25.2M892+87#15745#15658
25.2M → Finish1954+191#15658#15467
TOTALS34351193+2242
📊

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