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BOSTON MARATHON 2024

Delaney Tantillo

Bib: 12789•F

CA

0:00
0:00
/ mi
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Overall
#0 / 25550
Top 19%
Gender (Female)
#0 / 10924
Top 5%
Division (F18-39)
#0 / 4660
Top 10%
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
6:52/mi
21:19
↑ 97↓ 3451.5%
10K· 6.21 mi
6:56/mi
42:53
↑ 79↓ 1380.4%
15K· 9.32 mi
6:49/mi
1:04:03
↑ 67↓ 78
20K· 12.43 mi
6:50/mi
1:25:16
↑ 106↓ 860.1%
Half· 13.11 mi
6:52/mi
1:29:57
↑ 19↓ 370.5%
25K· 15.53 mi
6:55/mi
1:46:42
↑ 66↓ 880.2%
30K· 18.64 mi
7:18/mi
2:09:24
↑ 181↓ 1480.2%
20M
7:45/mi
2:19:56
↑ 64↓ 500.2%
21M
9:03/mi
2:28:59
↑ 106↓ 241.6%
35K· 21.75 mi
7:29/mi
2:34:35
↑ 17↓ 861.7%
23M
8:58/mi
2:45:49
↑ 23↓ 630.6%
24M
7:42/mi
2:53:31
↓ 821.3%
40K· 24.85 mi
7:42/mi
3:00:06
↓ 200.3%
25.2M
8:25/mi
3:03:00
↑ 13↓ 160.2%
Finish· 26.22 mi
7:33/mi
3:10:42
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:29:57
Pace6:52 /mi
2nd Half
Distance13.11 mi
Time1:40:45
Pace7:41 /mi
📊Positive Split: 12.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:49:0521:196:5221:19
6:52
-
10K
6.21 mi11:10:3942:536:5421:34
6:56
+0:04
15K
9.32 mi11:31:491:04:036:5221:10
6:49
-0:07
20K
12.43 mi11:53:021:25:166:5221:13
6:50
+0:01
Half
13.11 mi11:57:431:29:576:524:41
6:52
+0:02
25K
15.53 mi12:14:281:46:426:5216:45
6:55
+0:03
30K
18.64 mi12:37:102:09:246:5622:42
7:18
+0:23
20M
20.00 mi12:47:422:19:567:0010:32
7:45
+0:27
21M
21.00 mi12:56:452:28:597:069:03
9:03
+1:18
35K
21.75 mi13:02:212:34:357:065:36
7:29
-1:34
23M
23.00 mi13:13:352:45:497:1311:14
8:58
+1:29
24M
24.00 mi13:21:172:53:317:147:42
7:42
-1:16
40K
24.85 mi13:27:523:00:067:156:35
7:42
0:00
25.2M
25.20 mi13:30:463:03:007:162:54
8:25
+0:43
Finish
26.22 mi13:38:283:10:427:177:42
7:33
-0:52

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

6:49 /mi

Average Pace

7:17 /mi

Slowest Pace

9:03 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:46:42

56% of race

Time at Steady Pace

1:00:49

32% of race

Time at Slower Pace

23:11

12% of race

Average Pace: 7:16 /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 mi10:49:0521:196:5221:19
6:52
#6137
10K
6.21 mi11:10:3942:536:5421:34
6:56
#6181
15K
9.32 mi11:31:491:04:036:5221:10
6:49
#5738
20K
12.43 mi11:53:021:25:166:5221:13
6:50
#5271
Half
13.11 mi11:57:431:29:576:524:41
6:52
#5256
25K
15.53 mi12:14:281:46:426:5216:45
6:55
#4897
30K
18.64 mi12:37:102:09:246:5622:42
7:18
#4681
20M
20.00 mi12:47:422:19:567:0010:32
7:45
#4669
21M
21.00 mi12:56:452:28:597:069:03
9:03
#4822
35K
21.75 mi13:02:212:34:357:065:36
7:29
#4780
23M
23.00 mi13:13:352:45:497:1311:14
8:58
#5016
24M
24.00 mi13:21:172:53:317:147:42
7:42
#4930
40K
24.85 mi13:27:523:00:067:156:35
7:42
#4820
25.2M
25.20 mi13:30:463:03:007:162:54
8:25
#4787
Finish
26.22 mi13:38:283:10:427:177:42
7:33
#4763
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi61375705704873(Top 19%)369(Top 3%)369(Top 8%)
10K6.21 mi3.10 mi6181-44608-38608-386304(Top 25%)661(Top 6%)661(Top 14%)
15K9.32 mi3.11 mi5738+443497+111497+1114873(Top 19%)369(Top 3%)369(Top 8%)
20K12.43 mi3.11 mi5271+467420+77420+774110(Top 16%)271(Top 2%)271(Top 6%)
Half13.11 mi0.68 mi5256+15424-4424-45020(Top 20%)435(Top 4%)435(Top 9%)
25K15.53 mi2.42 mi4897+359374+50374+503870(Top 15%)276(Top 3%)276(Top 6%)
30K18.64 mi3.11 mi4681+216370+4370+44248(Top 17%)432(Top 4%)432(Top 9%)
20M20.00 mi1.36 mi4669+12385-15385-155474(Top 21%)914(Top 8%)914(Top 20%)
21M21.00 mi1.00 mi4822-153433-48433-488825(Top 35%)2592(Top 24%)2592(Top 56%)
35K21.75 mi0.75 mi4780+42436-3436-35009(Top 20%)874(Top 8%)874(Top 19%)
23M23.00 mi1.25 mi5016-236532-96532-9611013(Top 43%)3903(Top 36%)3903(Top 84%)
24M24.00 mi1.00 mi4930+86537-5537-54993(Top 20%)1096(Top 10%)1096(Top 24%)
40K24.85 mi0.85 mi4820+110536+1536+14379(Top 17%)950(Top 9%)950(Top 20%)
25.2M25.20 mi0.35 mi4787+33535+1535+14124(Top 16%)861(Top 8%)861(Top 18%)
Finish26.22 mi1.02 mi4763+24556-21556-215936(Top 23%)1617(Top 15%)1617(Top 35%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 19%
×21story building
+97ft-345ft

Overall

4873

Females

369

F18-39

369

5K→10K

3.1 - 6.2 mi

Top 25%
×5story building
+79ft-138ft

Overall

6304

Females

661

F18-39

661

10K→15K

6.2 - 9.3 mi

Top 19%
×3story building
+67ft-78ft

Overall

4873

Females

369

F18-39

369

15K→20K

9.3 - 12.4 mi

Top 16%
×5story building
+106ft-86ft

Overall

4110

Females

271

F18-39

271

20K→Half

12.4 - 13.1 mi

Top 20%
×2story building
+19ft-37ft

Overall

5020

Females

435

F18-39

435

Half→25K

13.1 - 15.5 mi

Top 15%
×4story building
+66ft-88ft

Overall

3870

Females

276

F18-39

276

25K→30K

15.5 - 18.6 mi

Top 17%
×9story building
+181ft-148ft

Overall

4248

Females

432

F18-39

432

30K→20M

18.6 - 20.0 mi

Top 21%
×5story building
+64ft-50ft

Overall

5474

Females

914

F18-39

914

20M→21M

20.0 - 21.0 mi

Top 35%
×8story building
+106ft-24ft

Overall

8825

Females

2592

F18-39

2592

21M→35K

21.0 - 21.8 mi

Top 20%
×7story building
+17ft-86ft

Overall

5009

Females

874

F18-39

874

35K→23M

21.8 - 23.0 mi

Top 43%
×5story building
+23ft-63ft

Overall

11013

Females

3903

F18-39

3903

23M→24M

23.0 - 24.0 mi

Top 20%
×6story building
+12ft-82ft

Overall

4993

Females

1096

F18-39

1096

24M→40K

24.0 - 24.9 mi

Top 17%
×1story
+6ft-20ft

Overall

4379

Females

950

F18-39

950

40K→25.2M

24.9 - 25.2 mi

Top 16%
×1story
+13ft-16ft

Overall

4124

Females

861

F18-39

861

25.2M→Finish

25.2 - 26.2 mi

Top 23%
×2story building
+22ft-21ft

Overall

5936

Females

1617

F18-39

1617

Passing Analysis

Category:
Athletes Passed
2404
Passed By
1030
Net Change
+1374
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#6137
5K → 10K164208-44#6137#6181
10K → 15K4518+443#6181#5738
15K → 20K4703+467#5738#5271
20K → Half3621+15#5271#5256
Half → 25K37920+359#5256#4897
25K → 30K29680+216#4897#4681
30K → 20M9684+12#4681#4669
20M → 21M53206-153#4669#4822
21M → 35K6624+42#4822#4780
35K → 23M41277-236#4780#5016
23M → 24M11529+86#5016#4930
24M → 40K12111+110#4930#4820
40K → 25.2M418+33#4820#4787
25.2M → Finish7551+24#4787#4763
TOTALS24041030+1374
📊

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