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BOSTON MARATHON 2024

Isabela Marchiori

Bib: 13936•F

0:00
0:00
/ mi
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Overall
#0 / 25550
Top 21%
Gender (Female)
#0 / 10924
Top 6%
Division (F18-39)
#0 / 4660
Top 12%
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
7:12/mi
22:23
↑ 97↓ 3451.5%
10K· 6.21 mi
7:22/mi
45:17
↑ 79↓ 1380.4%
15K· 9.32 mi
7:24/mi
1:08:15
↑ 67↓ 78
20K· 12.43 mi
7:26/mi
1:31:20
↑ 106↓ 860.1%
Half· 13.11 mi
7:20/mi
1:36:20
↑ 19↓ 370.5%
25K· 15.53 mi
7:25/mi
1:54:19
↑ 66↓ 880.2%
30K· 18.64 mi
7:33/mi
2:17:46
↑ 181↓ 1480.2%
20M
7:30/mi
2:27:58
↑ 64↓ 500.2%
21M
7:47/mi
2:35:45
↑ 106↓ 241.6%
35K· 21.75 mi
7:08/mi
2:41:05
↑ 17↓ 861.7%
23M
7:16/mi
2:50:11
↑ 23↓ 630.6%
24M
7:15/mi
2:57:26
↓ 821.3%
40K· 24.85 mi
7:03/mi
3:03:28
↓ 200.3%
25.2M
7:53/mi
3:06:11
↑ 13↓ 160.2%
Finish· 26.22 mi
6:47/mi
3:13:06
↑ 22↓ 21

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:36:20
Pace7:21 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:36:46
Pace7:23 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:53:1922:237:1222:23
7:12
-
10K
6.21 mi11:16:1345:177:1722:54
7:22
+0:10
15K
9.32 mi11:39:111:08:157:1922:58
7:24
+0:02
20K
12.43 mi12:02:161:31:207:2123:05
7:26
+0:02
Half
13.11 mi12:07:161:36:207:215:00
7:20
-0:06
25K
15.53 mi12:25:151:54:197:2217:59
7:25
+0:05
30K
18.64 mi12:48:422:17:467:2323:27
7:33
+0:08
20M
20.00 mi12:58:542:27:587:2410:12
7:30
-0:03
21M
21.00 mi13:06:412:35:457:257:47
7:47
+0:17
35K
21.75 mi13:12:012:41:057:245:20
7:08
-0:39
23M
23.00 mi13:21:072:50:117:249:06
7:16
+0:08
24M
24.00 mi13:28:222:57:267:247:15
7:15
-0:01
40K
24.85 mi13:34:243:03:287:236:02
7:03
-0:12
25.2M
25.20 mi13:37:073:06:117:232:43
7:53
+0:50
Finish
26.22 mi13:44:023:13:067:226:55
6:47
-1:06

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

6:47 /mi

Average Pace

7:22 /mi

Slowest Pace

7:53 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:28:57

77% of race

Time at Steady Pace

44:09

23% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:22 /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 mi10:53:1922:237:1222:23
7:12
#8466
10K
6.21 mi11:16:1345:177:1722:54
7:22
#8817
15K
9.32 mi11:39:111:08:157:1922:58
7:24
#8786
20K
12.43 mi12:02:161:31:207:2123:05
7:26
#8482
Half
13.11 mi12:07:161:36:207:215:00
7:20
#8458
25K
15.53 mi12:25:151:54:197:2217:59
7:25
#8036
30K
18.64 mi12:48:422:17:467:2323:27
7:33
#7383
20M
20.00 mi12:58:542:27:587:2410:12
7:30
#7063
21M
21.00 mi13:06:412:35:457:257:47
7:47
#6674
35K
21.75 mi13:12:012:41:057:245:20
7:08
#6471
23M
23.00 mi13:21:072:50:117:249:06
7:16
#6088
24M
24.00 mi13:28:222:57:267:247:15
7:15
#5854
40K
24.85 mi13:34:243:03:287:236:02
7:03
#5589
25.2M
25.20 mi13:37:073:06:117:232:43
7:53
#5481
Finish
26.22 mi13:44:023:13:067:226:55
6:47
#5257
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi8466136313638842(Top 35%)1616(Top 15%)1616(Top 35%)
10K6.21 mi3.10 mi8817-3511539-1761539-1769210(Top 36%)1736(Top 16%)1736(Top 37%)
15K9.32 mi3.11 mi8786+311544-51544-58842(Top 35%)1616(Top 15%)1616(Top 35%)
20K12.43 mi3.11 mi8482+3041447+971447+977865(Top 31%)1321(Top 12%)1321(Top 28%)
Half13.11 mi0.68 mi8458+241444+31444+37895(Top 31%)1303(Top 12%)1303(Top 28%)
25K15.53 mi2.42 mi8036+4221299+1451299+1456518(Top 26%)979(Top 9%)979(Top 21%)
30K18.64 mi3.11 mi7383+6531123+1761123+1765341(Top 21%)742(Top 7%)742(Top 16%)
20M20.00 mi1.36 mi7063+3201046+771046+774362(Top 17%)539(Top 5%)539(Top 12%)
21M21.00 mi1.00 mi6674+389968+78968+783429(Top 13%)380(Top 3%)380(Top 8%)
35K21.75 mi0.75 mi6471+203926+42926+423559(Top 14%)413(Top 4%)413(Top 9%)
23M23.00 mi1.25 mi6088+383845+81845+812814(Top 11%)303(Top 3%)303(Top 7%)
24M24.00 mi1.00 mi5854+234798+47798+473198(Top 13%)426(Top 4%)426(Top 9%)
40K24.85 mi0.85 mi5589+265747+51747+512054(Top 8%)220(Top 2%)220(Top 5%)
25.2M25.20 mi0.35 mi5481+108729+18729+182452(Top 10%)323(Top 3%)323(Top 7%)
Finish26.22 mi1.02 mi5257+224698+31698+312316(Top 9%)303(Top 3%)303(Top 7%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 35%
×21story building
+97ft-345ft

Overall

8842

Females

1616

F18-39

1616

5K→10K

3.1 - 6.2 mi

Top 36%
×5story building
+79ft-138ft

Overall

9210

Females

1736

F18-39

1736

10K→15K

6.2 - 9.3 mi

Top 35%
×3story building
+67ft-78ft

Overall

8842

Females

1616

F18-39

1616

15K→20K

9.3 - 12.4 mi

Top 31%
×5story building
+106ft-86ft

Overall

7865

Females

1321

F18-39

1321

20K→Half

12.4 - 13.1 mi

Top 31%
×2story building
+19ft-37ft

Overall

7895

Females

1303

F18-39

1303

Half→25K

13.1 - 15.5 mi

Top 26%
×4story building
+66ft-88ft

Overall

6518

Females

979

F18-39

979

25K→30K

15.5 - 18.6 mi

Top 21%
×9story building
+181ft-148ft

Overall

5341

Females

742

F18-39

742

30K→20M

18.6 - 20.0 mi

Top 17%
×5story building
+64ft-50ft

Overall

4362

Females

539

F18-39

539

20M→21M

20.0 - 21.0 mi

Top 13%
×8story building
+106ft-24ft

Overall

3429

Females

380

F18-39

380

21M→35K

21.0 - 21.8 mi

Top 14%
×7story building
+17ft-86ft

Overall

3559

Females

413

F18-39

413

35K→23M

21.8 - 23.0 mi

Top 11%
×5story building
+23ft-63ft

Overall

2814

Females

303

F18-39

303

23M→24M

23.0 - 24.0 mi

Top 13%
×6story building
+12ft-82ft

Overall

3198

Females

426

F18-39

426

24M→40K

24.0 - 24.9 mi

Top 8%
×1story
+6ft-20ft

Overall

2054

Females

220

F18-39

220

40K→25.2M

24.9 - 25.2 mi

Top 10%
×1story
+13ft-16ft

Overall

2452

Females

323

F18-39

323

25.2M→Finish

25.2 - 26.2 mi

Top 9%
×2story building
+22ft-21ft

Overall

2316

Females

303

F18-39

303

Passing Analysis

Category:
Athletes Passed
3978
Passed By
769
Net Change
+3209
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#8466
5K → 10K128479-351#8466#8817
10K → 15K199168+31#8817#8786
15K → 20K37066+304#8786#8482
20K → Half4521+24#8482#8458
Half → 25K43614+422#8458#8036
25K → 30K66310+653#8036#7383
30K → 20M3233+320#7383#7063
20M → 21M3901+389#7063#6674
21M → 35K2063+203#6674#6471
35K → 23M3830+383#6471#6088
23M → 24M2351+234#6088#5854
24M → 40K2661+265#5854#5589
40K → 25.2M1091+108#5589#5481
25.2M → Finish2251+224#5481#5257
TOTALS3978769+3209
📊

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