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BOSTON MARATHON 2024

Isabelle Bastian

Bib: 25414•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

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
9:14/mi
28:41
↑ 97↓ 3451.5%
10K· 6.21 mi
9:07/mi
57:01
↑ 79↓ 1380.4%
15K· 9.32 mi
9:28/mi
1:26:25
↑ 67↓ 78
20K· 12.43 mi
9:58/mi
1:57:22
↑ 106↓ 860.1%
Half· 13.11 mi
9:48/mi
2:04:03
↑ 19↓ 370.5%
25K· 15.53 mi
10:11/mi
2:28:44
↑ 66↓ 880.2%
30K· 18.64 mi
10:52/mi
3:02:29
↑ 181↓ 1480.2%
20M
11:14/mi
3:17:45
↑ 64↓ 500.2%
21M
11:50/mi
3:29:35
↑ 106↓ 241.6%
35K· 21.75 mi
11:03/mi
3:37:51
↑ 17↓ 861.7%
23M
11:36/mi
3:52:23
↑ 23↓ 630.6%
24M
10:53/mi
4:03:16
↓ 821.3%
40K· 24.85 mi
11:00/mi
4:12:40
↓ 200.3%
25.2M
11:48/mi
4:16:44
↑ 13↓ 160.2%
Finish· 26.22 mi
10:00/mi
4:26:55
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:04:03
Pace9:28 /mi
2nd Half
Distance13.11 mi
Time2:22:52
Pace10:54 /mi
📊Positive Split: 15.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:44:2828:419:1428:41
9:14
-
10K
6.21 mi12:12:4857:019:1128:20
9:07
-0:07
15K
9.32 mi12:42:121:26:259:1629:24
9:28
+0:21
20K
12.43 mi13:13:091:57:229:2730:57
9:58
+0:30
Half
13.11 mi13:19:502:04:039:286:41
9:48
-0:10
25K
15.53 mi13:44:312:28:449:3424:41
10:11
+0:23
30K
18.64 mi14:18:163:02:299:4733:45
10:52
+0:41
20M
20.00 mi14:33:323:17:459:5315:16
11:14
+0:22
21M
21.00 mi14:45:223:29:359:5911:50
11:50
+0:36
35K
21.75 mi14:53:383:37:5110:018:16
11:03
-0:47
23M
23.00 mi15:08:103:52:2310:0614:32
11:36
+0:33
24M
24.00 mi15:19:034:03:1610:0810:53
10:53
-0:43
40K
24.85 mi15:28:274:12:4010:109:24
11:00
+0:07
25.2M
25.20 mi15:32:314:16:4410:114:04
11:48
+0:48
Finish
26.22 mi15:42:424:26:5510:1110:11
10:00
-1:48

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

9:07 /mi

Average Pace

10:11 /mi

Slowest Pace

11:50 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:38:55

60% of race

Time at Steady Pace

1:17:34

29% of race

Time at Slower Pace

30:26

11% of race

Average Pace: 10:11 /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 mi11:44:2828:419:1428:41
9:14
#20925
10K
6.21 mi12:12:4857:019:1128:20
9:07
#20568
15K
9.32 mi12:42:121:26:259:1629:24
9:28
#20546
20K
12.43 mi13:13:091:57:229:2730:57
9:58
#20529
Half
13.11 mi13:19:502:04:039:286:41
9:48
#20526
25K
15.53 mi13:44:312:28:449:3424:41
10:11
#20346
30K
18.64 mi14:18:163:02:299:4733:45
10:52
#20199
20M
20.00 mi14:33:323:17:459:5315:16
11:14
#20177
21M
21.00 mi14:45:223:29:359:5911:50
11:50
#20052
35K
21.75 mi14:53:383:37:5110:018:16
11:03
#20044
23M
23.00 mi15:08:103:52:2310:0614:32
11:36
#20027
24M
24.00 mi15:19:034:03:1610:0810:53
10:53
#19961
40K
24.85 mi15:28:274:12:4010:109:24
11:00
#19889
25.2M
25.20 mi15:32:314:16:4410:114:04
11:48
#19832
Finish
26.22 mi15:42:424:26:5510:1110:11
10:00
#19768
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi209258369836920556(Top 80%)8088(Top 74%)8088(Top 174%)
10K6.21 mi3.10 mi20568+3578152+2178152+21720232(Top 79%)7948(Top 73%)7948(Top 171%)
15K9.32 mi3.11 mi20546+228109+438109+4320556(Top 80%)8088(Top 74%)8088(Top 174%)
20K12.43 mi3.11 mi20529+178109810920496(Top 80%)8086(Top 74%)8086(Top 174%)
Half13.11 mi0.68 mi20526+38111-28111-220955(Top 82%)8381(Top 77%)8381(Top 180%)
25K15.53 mi2.42 mi20346+1808026+858026+8519619(Top 77%)7712(Top 71%)7712(Top 165%)
30K18.64 mi3.11 mi20199+1477999+277999+2719679(Top 77%)7942(Top 73%)7942(Top 170%)
20M20.00 mi1.36 mi20177+228015-168015-1619828(Top 78%)8133(Top 74%)8133(Top 175%)
21M21.00 mi1.00 mi20052+1257971+447971+4418444(Top 72%)7556(Top 69%)7556(Top 162%)
35K21.75 mi0.75 mi20044+87986-157986-1519933(Top 78%)8302(Top 76%)8302(Top 178%)
23M23.00 mi1.25 mi20027+178005-198005-1919890(Top 78%)8341(Top 76%)8341(Top 179%)
24M24.00 mi1.00 mi19961+667985+207985+2018939(Top 74%)7925(Top 73%)7925(Top 170%)
40K24.85 mi0.85 mi19889+727964+217964+2118074(Top 71%)7535(Top 69%)7535(Top 162%)
25.2M25.20 mi0.35 mi19832+577941+237941+2316872(Top 66%)6982(Top 64%)6982(Top 150%)
Finish26.22 mi1.02 mi19768+647923+187923+1818365(Top 72%)7673(Top 70%)7673(Top 165%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 80%
×21story building
+97ft-345ft

Overall

20556

Females

8088

F18-39

8088

5K→10K

3.1 - 6.2 mi

Top 79%
×5story building
+79ft-138ft

Overall

20232

Females

7948

F18-39

7948

10K→15K

6.2 - 9.3 mi

Top 80%
×3story building
+67ft-78ft

Overall

20556

Females

8088

F18-39

8088

15K→20K

9.3 - 12.4 mi

Top 80%
×5story building
+106ft-86ft

Overall

20496

Females

8086

F18-39

8086

20K→Half

12.4 - 13.1 mi

Top 82%
×2story building
+19ft-37ft

Overall

20955

Females

8381

F18-39

8381

Half→25K

13.1 - 15.5 mi

Top 77%
×4story building
+66ft-88ft

Overall

19619

Females

7712

F18-39

7712

25K→30K

15.5 - 18.6 mi

Top 77%
×9story building
+181ft-148ft

Overall

19679

Females

7942

F18-39

7942

30K→20M

18.6 - 20.0 mi

Top 78%
×5story building
+64ft-50ft

Overall

19828

Females

8133

F18-39

8133

20M→21M

20.0 - 21.0 mi

Top 72%
×8story building
+106ft-24ft

Overall

18444

Females

7556

F18-39

7556

21M→35K

21.0 - 21.8 mi

Top 78%
×7story building
+17ft-86ft

Overall

19933

Females

8302

F18-39

8302

35K→23M

21.8 - 23.0 mi

Top 78%
×5story building
+23ft-63ft

Overall

19890

Females

8341

F18-39

8341

23M→24M

23.0 - 24.0 mi

Top 74%
×6story building
+12ft-82ft

Overall

18939

Females

7925

F18-39

7925

24M→40K

24.0 - 24.9 mi

Top 71%
×1story
+6ft-20ft

Overall

18074

Females

7535

F18-39

7535

40K→25.2M

24.9 - 25.2 mi

Top 66%
×1story
+13ft-16ft

Overall

16872

Females

6982

F18-39

6982

25.2M→Finish

25.2 - 26.2 mi

Top 72%
×2story building
+22ft-21ft

Overall

18365

Females

7673

F18-39

7673

Passing Analysis

Category:
Athletes Passed
2159
Passed By
1002
Net Change
+1157
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#20925
5K → 10K467110+357#20925#20568
10K → 15K222200+22#20568#20546
15K → 20K195178+17#20546#20529
20K → Half3633+3#20529#20526
Half → 25K23959+180#20526#20346
25K → 30K249102+147#20346#20199
30K → 20M9876+22#20199#20177
20M → 21M15227+125#20177#20052
21M → 35K5446+8#20052#20044
35K → 23M9477+17#20044#20027
23M → 24M10135+66#20027#19961
24M → 40K10129+72#19961#19889
40K → 25.2M603+57#19889#19832
25.2M → Finish9127+64#19832#19768
TOTALS21591002+1157
📊

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