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BOSTON MARATHON 2024

Tara Shelley

Bib: 15370•F

NY

0:00
0:00
/ mi
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Overall
#0 / 25550
Top 49%
Gender (Female)
#0 / 10924
Top 37%
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
8:33/mi
26:35
↑ 97↓ 3451.5%
10K· 6.21 mi
8:30/mi
53:01
↑ 79↓ 1380.4%
15K· 9.32 mi
8:35/mi
1:19:41
↑ 67↓ 78
20K· 12.43 mi
8:31/mi
1:46:08
↑ 106↓ 860.1%
Half· 13.11 mi
8:20/mi
1:51:49
↑ 19↓ 370.5%
25K· 15.53 mi
8:24/mi
2:12:10
↑ 66↓ 880.2%
30K· 18.64 mi
8:32/mi
2:38:41
↑ 181↓ 1480.2%
20M
8:23/mi
2:50:05
↑ 64↓ 500.2%
21M
8:33/mi
2:58:38
↑ 106↓ 241.6%
35K· 21.75 mi
8:31/mi
3:05:00
↑ 17↓ 861.7%
23M
8:41/mi
3:15:52
↑ 23↓ 630.6%
24M
8:42/mi
3:24:34
↓ 821.3%
40K· 24.85 mi
8:16/mi
3:31:38
↓ 200.3%
25.2M
9:31/mi
3:34:55
↑ 13↓ 160.2%
Finish· 26.22 mi
7:18/mi
3:42:21
↑ 22↓ 21

The Course

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Half Splits

1st Half· via Half
Distance13.11 mi
Time1:51:49
Pace8:32 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:50:32
Pace8:26 /mi
📊Negative Split: 1.1% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:59:5526:358:3326:35
8:33
-
10K
6.21 mi11:26:2153:018:3226:26
8:30
-0:03
15K
9.32 mi11:53:011:19:418:3326:40
8:35
+0:05
20K
12.43 mi12:19:281:46:088:3226:27
8:31
-0:04
Half
13.11 mi12:25:091:51:498:325:41
8:20
-0:11
25K
15.53 mi12:45:302:12:108:3020:21
8:24
+0:04
30K
18.64 mi13:12:012:38:418:3126:31
8:32
+0:08
20M
20.00 mi13:23:252:50:058:3011:24
8:23
-0:09
21M
21.00 mi13:31:582:58:388:308:33
8:33
+0:10
35K
21.75 mi13:38:203:05:008:306:22
8:31
-0:02
23M
23.00 mi13:49:123:15:528:3110:52
8:41
+0:10
24M
24.00 mi13:57:543:24:348:318:42
8:42
+0:01
40K
24.85 mi14:04:583:31:388:317:04
8:16
-0:26
25.2M
25.20 mi14:08:153:34:558:323:17
9:31
+1:15
Finish
26.22 mi14:15:413:42:218:297:26
7:18
-2:13

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

7:18 /mi

Average Pace

8:29 /mi

Slowest Pace

9:31 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

14:30

7% of race

Time at Steady Pace

3:24:34

92% of race

Time at Slower Pace

3:17

1% of race

Average Pace: 8:29 /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 mi10:59:5526:358:3326:35
8:33
#18084
10K
6.21 mi11:26:2153:018:3226:26
8:30
#17703
15K
9.32 mi11:53:011:19:418:3326:40
8:35
#17400
20K
12.43 mi12:19:281:46:088:3226:27
8:31
#16657
Half
13.11 mi12:25:091:51:498:325:41
8:20
#16547
25K
15.53 mi12:45:302:12:108:3020:21
8:24
#15793
30K
18.64 mi13:12:012:38:418:3126:31
8:32
#14878
20M
20.00 mi13:23:252:50:058:3011:24
8:23
#14402
21M
21.00 mi13:31:582:58:388:308:33
8:33
#13900
35K
21.75 mi13:38:203:05:008:306:22
8:31
#13723
23M
23.00 mi13:49:123:15:528:3110:52
8:41
#13454
24M
24.00 mi13:57:543:24:348:318:42
8:42
#13283
40K
24.85 mi14:04:583:31:388:317:04
8:16
#12997
25.2M
25.20 mi14:08:153:34:558:323:17
9:31
#12901
Finish
26.22 mi14:15:413:42:218:297:26
7:18
#12505
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi180846804680416857(Top 66%)6051(Top 55%)6051(Top 130%)
10K6.21 mi3.10 mi17703+3816560+2446560+24417325(Top 68%)6317(Top 58%)6317(Top 136%)
15K9.32 mi3.11 mi17400+3036374+1866374+18616857(Top 66%)6051(Top 55%)6051(Top 130%)
20K12.43 mi3.11 mi16657+7435964+4105964+41014881(Top 58%)4931(Top 45%)4931(Top 106%)
Half13.11 mi0.68 mi16547+1105896+685896+6814789(Top 58%)4902(Top 45%)4902(Top 105%)
25K15.53 mi2.42 mi15793+7545482+4145482+41412485(Top 49%)3769(Top 35%)3769(Top 81%)
30K18.64 mi3.11 mi14878+9155005+4775005+47710834(Top 42%)3109(Top 28%)3109(Top 67%)
20M20.00 mi1.36 mi14402+4764755+2504755+2508868(Top 35%)2406(Top 22%)2406(Top 52%)
21M21.00 mi1.00 mi13900+5024542+2134542+2136495(Top 25%)1521(Top 14%)1521(Top 33%)
35K21.75 mi0.75 mi13723+1774472+704472+7010838(Top 42%)3667(Top 34%)3667(Top 79%)
23M23.00 mi1.25 mi13454+2694382+904382+909466(Top 37%)3122(Top 29%)3122(Top 67%)
24M24.00 mi1.00 mi13283+1714339+434339+4310612(Top 42%)3737(Top 34%)3737(Top 80%)
40K24.85 mi0.85 mi12997+2864214+1254214+1257208(Top 28%)2238(Top 20%)2238(Top 48%)
25.2M25.20 mi0.35 mi12901+964190+244190+248896(Top 35%)3114(Top 29%)3114(Top 67%)
Finish26.22 mi1.02 mi12505+3964008+1824008+1824535(Top 18%)1001(Top 9%)1001(Top 21%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 66%
×21story building
+97ft-345ft

Overall

16857

Females

6051

F18-39

6051

5K→10K

3.1 - 6.2 mi

Top 68%
×5story building
+79ft-138ft

Overall

17325

Females

6317

F18-39

6317

10K→15K

6.2 - 9.3 mi

Top 66%
×3story building
+67ft-78ft

Overall

16857

Females

6051

F18-39

6051

15K→20K

9.3 - 12.4 mi

Top 58%
×5story building
+106ft-86ft

Overall

14881

Females

4931

F18-39

4931

20K→Half

12.4 - 13.1 mi

Top 58%
×2story building
+19ft-37ft

Overall

14789

Females

4902

F18-39

4902

Half→25K

13.1 - 15.5 mi

Top 49%
×4story building
+66ft-88ft

Overall

12485

Females

3769

F18-39

3769

25K→30K

15.5 - 18.6 mi

Top 42%
×9story building
+181ft-148ft

Overall

10834

Females

3109

F18-39

3109

30K→20M

18.6 - 20.0 mi

Top 35%
×5story building
+64ft-50ft

Overall

8868

Females

2406

F18-39

2406

20M→21M

20.0 - 21.0 mi

Top 25%
×8story building
+106ft-24ft

Overall

6495

Females

1521

F18-39

1521

21M→35K

21.0 - 21.8 mi

Top 42%
×7story building
+17ft-86ft

Overall

10838

Females

3667

F18-39

3667

35K→23M

21.8 - 23.0 mi

Top 37%
×5story building
+23ft-63ft

Overall

9466

Females

3122

F18-39

3122

23M→24M

23.0 - 24.0 mi

Top 42%
×6story building
+12ft-82ft

Overall

10612

Females

3737

F18-39

3737

24M→40K

24.0 - 24.9 mi

Top 28%
×1story
+6ft-20ft

Overall

7208

Females

2238

F18-39

2238

40K→25.2M

24.9 - 25.2 mi

Top 35%
×1story
+13ft-16ft

Overall

8896

Females

3114

F18-39

3114

25.2M→Finish

25.2 - 26.2 mi

Top 18%
×2story building
+22ft-21ft

Overall

4535

Females

1001

F18-39

1001

Passing Analysis

Category:
Athletes Passed
5895
Passed By
316
Net Change
+5579
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#18084
5K → 10K505124+381#18084#17703
10K → 15K40299+303#17703#17400
15K → 20K76118+743#17400#16657
20K → Half1166+110#16657#16547
Half → 25K7551+754#16547#15793
25K → 30K9183+915#15793#14878
30K → 20M4771+476#14878#14402
20M → 21M5020+502#14402#13900
21M → 35K18811+177#13900#13723
35K → 23M28516+269#13723#13454
23M → 24M19928+171#13454#13283
24M → 40K2860+286#13283#12997
40K → 25.2M1059+96#12997#12901
25.2M → Finish3960+396#12901#12505
TOTALS5895316+5579
📊

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