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BOSTON MARATHON 2024

Juliet Dalton

Bib: 14062•F

NC

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

Start
0:00:00
Race begins
5K· 3.11 mi
23:35
Rank: #11494
Start → 5K
23:35 | 7:35/mi
10K· 6.21 mi
48:32
Rank: #12963 (-1469)
5K → 10K
24:57 | 8:02/mi
15K· 9.32 mi
1:17:11
Rank: #15795 (-2832)
10K → 15K
28:39 | 9:13/mi
20K· 12.43 mi
1:52:02
Rank: #19021 (-3226)
15K → 20K
34:51 | 11:13/mi
Half· 13.11 mi
1:59:05
Rank: #19283 (-262)
20K → Half
7:03 | 10:20/mi
25K· 15.53 mi
2:28:51
Rank: #20370 (-1087)
Half → 25K
29:46 | 12:17/mi
30K· 18.64 mi
3:08:05
Rank: #20988 (-618)
25K → 30K
39:14 | 12:38/mi
20M
3:22:59
Rank: #20855 (+133)
30K → 20M
14:54 | 10:58/mi
21M
3:36:35
Rank: #20937 (-82)
20M → 21M
13:36 | 13:36/mi
35K· 21.75 mi
3:45:22
Rank: #20945 (-8)
21M → 35K
8:47 | 11:44/mi
23M
4:01:16
Rank: #21012 (-67)
35K → 23M
15:54 | 12:42/mi
24M
4:14:49
Rank: #21167 (-155)
23M → 24M
13:33 | 13:33/mi
40K· 24.85 mi
4:26:17
Rank: #21264 (-97)
24M → 40K
11:28 | 13:25/mi
25.2M
4:30:41
Rank: #21231 (+33)
40K → 25.2M
4:24 | 12:46/mi
Finish· 26.22 mi
4:41:37
Rank: #21193 (+38)
25.2M → Finish
10:56 | 10:44/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:59:05
Pace9:05 /mi
2nd Half
Distance13.11 mi
Time2:42:32
Pace12:24 /mi
📊Positive Split: 36.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:54:5723:357:3523:35
7:35
-
10K
6.21 mi11:19:5448:327:4924:57
8:02
+0:27
15K
9.32 mi11:48:331:17:118:1728:39
9:13
+1:11
20K
12.43 mi12:23:241:52:029:0134:51
11:13
+2:00
Half
13.11 mi12:30:271:59:059:057:03
10:20
-0:53
25K
15.53 mi13:00:132:28:519:3529:46
12:17
+1:57
30K
18.64 mi13:39:273:08:0510:0539:14
12:38
+0:21
20M
20.00 mi13:54:213:22:5910:0914:54
10:58
-1:40
21M
21.00 mi14:07:573:36:3510:1913:36
13:36
+2:38
35K
21.75 mi14:16:443:45:2210:228:47
11:44
-1:52
23M
23.00 mi14:32:384:01:1610:2915:54
12:42
+0:58
24M
24.00 mi14:46:114:14:4910:3713:33
13:33
+0:51
40K
24.85 mi14:57:394:26:1710:4311:28
13:25
-0:08
25.2M
25.20 mi15:02:034:30:4110:444:24
12:46
-0:39
Finish
26.22 mi15:12:594:41:3710:4510:56
10:44
-2:02

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

7:35 /mi

Average Pace

10:45 /mi

Slowest Pace

13:36 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:35:10

34% of race

Time at Steady Pace

2:07:32

45% of race

Time at Slower Pace

58:55

21% of race

Average Pace: 10:44 /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 mi10:54:5723:357:3523:35
7:35
#11494
10K
6.21 mi11:19:5448:327:4924:57
8:02
#12963
15K
9.32 mi11:48:331:17:118:1728:39
9:13
#15795
20K
12.43 mi12:23:241:52:029:0134:51
11:13
#19021
Half
13.11 mi12:30:271:59:059:057:03
10:20
#19283
25K
15.53 mi13:00:132:28:519:3529:46
12:17
#20370
30K
18.64 mi13:39:273:08:0510:0539:14
12:38
#20988
20M
20.00 mi13:54:213:22:5910:0914:54
10:58
#20855
21M
21.00 mi14:07:573:36:3510:1913:36
13:36
#20937
35K
21.75 mi14:16:443:45:2210:228:47
11:44
#20945
23M
23.00 mi14:32:384:01:1610:2915:54
12:42
#21012
24M
24.00 mi14:46:114:14:4910:3713:33
13:33
#21167
40K
24.85 mi14:57:394:26:1710:4311:28
13:25
#21264
25.2M
25.20 mi15:02:034:30:4110:444:24
12:46
#21231
Finish
26.22 mi15:12:594:41:3710:4510:56
10:44
#21193
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi114942848284819803(Top 78%)7680(Top 70%)7680(Top 165%)
10K6.21 mi3.10 mi12963-14693710-8623710-86214445(Top 57%)4600(Top 42%)4600(Top 99%)
15K9.32 mi3.11 mi15795-28325443-17335443-173319803(Top 78%)7680(Top 70%)7680(Top 165%)
20K12.43 mi3.11 mi19021-32267305-18627305-186223002(Top 90%)9453(Top 87%)9453(Top 203%)
Half13.11 mi0.68 mi19283-2627460-1557460-15522334(Top 87%)9138(Top 84%)9138(Top 196%)
25K15.53 mi2.42 mi20370-10878040-5808040-58023489(Top 92%)9803(Top 90%)9803(Top 210%)
30K18.64 mi3.11 mi20988-6188431-3918431-39122826(Top 89%)9560(Top 88%)9560(Top 205%)
20M20.00 mi1.36 mi20855+1338381+508381+5019219(Top 75%)7822(Top 72%)7822(Top 168%)
21M21.00 mi1.00 mi20937-828451-708451-7021758(Top 85%)9180(Top 84%)9180(Top 197%)
35K21.75 mi0.75 mi20945-88471-208471-2021341(Top 84%)9016(Top 83%)9016(Top 193%)
23M23.00 mi1.25 mi21012-678534-638534-6322047(Top 86%)9392(Top 86%)9392(Top 202%)
24M24.00 mi1.00 mi21167-1558642-1088642-10823747(Top 93%)10244(Top 94%)10244(Top 220%)
40K24.85 mi0.85 mi21264-978714-728714-7222883(Top 90%)9869(Top 90%)9869(Top 212%)
25.2M25.20 mi0.35 mi21231+338704+108704+1019195(Top 75%)8114(Top 74%)8114(Top 174%)
Finish26.22 mi1.02 mi21193+388691+138691+1320651(Top 81%)8801(Top 81%)8801(Top 189%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 78%
×21stories
+97ft-345ft

Overall

19803

Females

7680

F18-39

7680

5K→10K

3.1 - 6.2 mi

Top 57%
×5stories
+79ft-138ft

Overall

14445

Females

4600

F18-39

4600

10K→15K

6.2 - 9.3 mi

Top 78%
×3stories
+67ft-78ft

Overall

19803

Females

7680

F18-39

7680

15K→20K

9.3 - 12.4 mi

Top 90%
×5stories
+106ft-86ft

Overall

23002

Females

9453

F18-39

9453

20K→Half

12.4 - 13.1 mi

Top 87%
×2stories
+19ft-37ft

Overall

22334

Females

9138

F18-39

9138

Half→25K

13.1 - 15.5 mi

Top 92%
×4stories
+66ft-88ft

Overall

23489

Females

9803

F18-39

9803

25K→30K

15.5 - 18.6 mi

Top 89%
×9stories
+181ft-148ft

Overall

22826

Females

9560

F18-39

9560

30K→20M

18.6 - 20.0 mi

Top 75%
×5stories
+64ft-50ft

Overall

19219

Females

7822

F18-39

7822

20M→21M

20.0 - 21.0 mi

Top 85%
×8stories
+106ft-24ft

Overall

21758

Females

9180

F18-39

9180

21M→35K

21.0 - 21.8 mi

Top 84%
×7stories
+17ft-86ft

Overall

21341

Females

9016

F18-39

9016

35K→23M

21.8 - 23.0 mi

Top 86%
×5stories
+23ft-63ft

Overall

22047

Females

9392

F18-39

9392

23M→24M

23.0 - 24.0 mi

Top 93%
×6stories
+12ft-82ft

Overall

23747

Females

10244

F18-39

10244

24M→40K

24.0 - 24.9 mi

Top 90%
×1story
+6ft-20ft

Overall

22883

Females

9869

F18-39

9869

40K→25.2M

24.9 - 25.2 mi

Top 75%
×1story
+13ft-16ft

Overall

19195

Females

8114

F18-39

8114

25.2M→Finish

25.2 - 26.2 mi

Top 81%
×2stories
+22ft-21ft

Overall

20651

Females

8801

F18-39

8801

Passing Analysis

Category:
Athletes Passed
608
Passed By
10307
Net Change
-9699
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#11494
5K → 10K371506-1469#11494#12963
10K → 15K52837-2832#12963#15795
15K → 20K83234-3226#15795#19021
20K → Half3265-262#19021#19283
Half → 25K281115-1087#19283#20370
25K → 30K50668-618#20370#20988
30K → 20M14916+133#20988#20855
20M → 21M54136-82#20855#20937
21M → 35K4957-8#20937#20945
35K → 23M54121-67#20945#21012
23M → 24M34189-155#21012#21167
24M → 40K28125-97#21167#21264
40K → 25.2M4310+33#21264#21231
25.2M → Finish6628+38#21231#21193
TOTALS60810307-9699
📊

Passing Visuals

Category:
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🔥Passing Intensity

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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