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BOSTON MARATHON 2023

Hillary Leonard

Bib: 25168•F

MA

0:00
0:00
/ mi
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Division (F18-39)
#0 / 4884
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ 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
9:33/mi
29:40
↑ 97↓ 3451.5%
10K· 6.21 mi
9:38/mi
59:35
↑ 79↓ 1380.4%
15K· 9.32 mi
9:51/mi
1:30:12
↑ 67↓ 78
20K· 12.43 mi
10:16/mi
2:02:05
↑ 106↓ 860.1%
Half· 13.11 mi
10:21/mi
2:09:09
↑ 19↓ 370.5%
25K· 15.53 mi
10:47/mi
2:35:17
↑ 66↓ 880.2%
30K· 18.64 mi
11:34/mi
3:11:13
↑ 181↓ 1480.2%
20M
11:59/mi
3:27:30
↑ 64↓ 500.2%
21M
13:41/mi
3:41:11
↑ 106↓ 241.6%
35K· 21.75 mi
11:43/mi
3:49:57
↑ 17↓ 861.7%
23M
11:57/mi
4:04:55
↑ 23↓ 630.6%
24M
11:28/mi
4:16:23
↓ 821.3%
40K· 24.85 mi
11:56/mi
4:26:35
↓ 200.3%
25.2M
12:17/mi
4:30:49
↑ 13↓ 160.2%
Finish· 26.22 mi
10:22/mi
4:41:23
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:09:09
Pace9:51 /mi
2nd Half
Distance13.11 mi
Time2:32:14
Pace11:37 /mi
📊Positive Split: 17.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:45:3829:409:3329:40
9:33
-
10K
6.21 mi12:15:3359:359:3529:55
9:38
+0:05
15K
9.32 mi12:46:101:30:129:4130:37
9:51
+0:13
20K
12.43 mi13:18:032:02:059:4931:53
10:16
+0:25
Half
13.11 mi13:25:072:09:099:517:04
10:21
+0:05
25K
15.53 mi13:51:152:35:1710:0026:08
10:47
+0:26
30K
18.64 mi14:27:113:11:1310:1535:56
11:34
+0:47
20M
20.00 mi14:43:283:27:3010:2216:17
11:59
+0:25
21M
21.00 mi14:57:093:41:1110:3213:41
13:41
+1:42
35K
21.75 mi15:05:553:49:5710:348:46
11:43
-1:58
23M
23.00 mi15:20:534:04:5510:3914:58
11:57
+0:14
24M
24.00 mi15:32:214:16:2310:4111:28
11:28
-0:29
40K
24.85 mi15:42:334:26:3510:4410:12
11:56
+0:28
25.2M
25.20 mi15:46:474:30:4910:454:14
12:17
+0:21
Finish
26.22 mi15:57:214:41:2310:4410:34
10:22
-1:55

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

9:33 /mi

Average Pace

10:44 /mi

Slowest Pace

13:41 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:45:51

59% of race

Time at Steady Pace

1:37:37

35% of race

Time at Slower Pace

17:55

6% 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 mi11:45:3829:409:3329:40
9:33
#22249
10K
6.21 mi12:15:3359:359:3529:55
9:38
#22579
15K
9.32 mi12:46:101:30:129:4130:37
9:51
#22817
20K
12.43 mi13:18:032:02:059:4931:53
10:16
#22998
Half
13.11 mi13:25:072:09:099:517:04
10:21
#23056
25K
15.53 mi13:51:152:35:1710:0026:08
10:47
#23197
30K
18.64 mi14:27:113:11:1310:1535:56
11:34
#23351
20M
20.00 mi14:43:283:27:3010:2216:17
11:59
#23432
21M
21.00 mi14:57:093:41:1110:3213:41
13:41
#23547
35K
21.75 mi15:05:553:49:5710:348:46
11:43
#23584
23M
23.00 mi15:20:534:04:5510:3914:58
11:57
#23620
24M
24.00 mi15:32:214:16:2310:4111:28
11:28
#23645
40K
24.85 mi15:42:334:26:3510:4410:12
11:56
#23670
25.2M
25.20 mi15:46:474:30:4910:454:14
12:17
#23664
Finish
26.22 mi15:57:214:41:2310:4410:34
10:22
#23643
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi222499004900423200(Top 87%)9450(Top 83%)9450(Top 193%)
10K6.21 mi3.10 mi22579-3309137-1339137-13322886(Top 86%)9277(Top 81%)9277(Top 190%)
15K9.32 mi3.11 mi22817-2389245-1089245-10823200(Top 87%)9450(Top 83%)9450(Top 193%)
20K12.43 mi3.11 mi22998-1819346-1019346-10123408(Top 88%)9568(Top 84%)9568(Top 196%)
Half13.11 mi0.68 mi23056-589378-329378-3223944(Top 90%)9880(Top 86%)9880(Top 202%)
25K15.53 mi2.42 mi23197-1419457-799457-7923645(Top 89%)9758(Top 85%)9758(Top 200%)
30K18.64 mi3.11 mi23351-1549564-1079564-10723956(Top 90%)9991(Top 87%)9991(Top 205%)
20M20.00 mi1.36 mi23432-819624-609624-6024192(Top 91%)10177(Top 89%)10177(Top 208%)
21M21.00 mi1.00 mi23547-1159686-629686-6224758(Top 93%)10481(Top 92%)10481(Top 215%)
35K21.75 mi0.75 mi23584-379715-299715-2924380(Top 92%)10325(Top 90%)10325(Top 211%)
23M23.00 mi1.25 mi23620-369736-219736-2123942(Top 90%)10090(Top 88%)10090(Top 207%)
24M24.00 mi1.00 mi23645-259764-289764-2823830(Top 90%)10068(Top 88%)10068(Top 206%)
40K24.85 mi0.85 mi23670-259786-229786-2223813(Top 89%)10089(Top 88%)10089(Top 207%)
25.2M25.20 mi0.35 mi23664+69790-49790-422957(Top 86%)9637(Top 84%)9637(Top 197%)
Finish26.22 mi1.02 mi23643+219785+59785+522740(Top 85%)9525(Top 83%)9525(Top 195%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 87%
×21story building
+97ft-345ft

Overall

23200

Females

9450

F18-39

9450

5K→10K

3.1 - 6.2 mi

Top 86%
×5story building
+79ft-138ft

Overall

22886

Females

9277

F18-39

9277

10K→15K

6.2 - 9.3 mi

Top 87%
×3story building
+67ft-78ft

Overall

23200

Females

9450

F18-39

9450

15K→20K

9.3 - 12.4 mi

Top 88%
×5story building
+106ft-86ft

Overall

23408

Females

9568

F18-39

9568

20K→Half

12.4 - 13.1 mi

Top 90%
×2story building
+19ft-37ft

Overall

23944

Females

9880

F18-39

9880

Half→25K

13.1 - 15.5 mi

Top 89%
×4story building
+66ft-88ft

Overall

23645

Females

9758

F18-39

9758

25K→30K

15.5 - 18.6 mi

Top 90%
×9story building
+181ft-148ft

Overall

23956

Females

9991

F18-39

9991

30K→20M

18.6 - 20.0 mi

Top 91%
×5story building
+64ft-50ft

Overall

24192

Females

10177

F18-39

10177

20M→21M

20.0 - 21.0 mi

Top 93%
×8story building
+106ft-24ft

Overall

24758

Females

10481

F18-39

10481

21M→35K

21.0 - 21.8 mi

Top 92%
×7story building
+17ft-86ft

Overall

24380

Females

10325

F18-39

10325

35K→23M

21.8 - 23.0 mi

Top 90%
×5story building
+23ft-63ft

Overall

23942

Females

10090

F18-39

10090

23M→24M

23.0 - 24.0 mi

Top 90%
×6story building
+12ft-82ft

Overall

23830

Females

10068

F18-39

10068

24M→40K

24.0 - 24.9 mi

Top 89%
×1story
+6ft-20ft

Overall

23813

Females

10089

F18-39

10089

40K→25.2M

24.9 - 25.2 mi

Top 86%
×1story
+13ft-16ft

Overall

22957

Females

9637

F18-39

9637

25.2M→Finish

25.2 - 26.2 mi

Top 85%
×2story building
+22ft-21ft

Overall

22740

Females

9525

F18-39

9525

Passing Analysis

Category:
Athletes Passed
573
Passed By
1967
Net Change
-1394
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#22249
5K → 10K106436-330#22249#22579
10K → 15K77315-238#22579#22817
15K → 20K79260-181#22817#22998
20K → Half967-58#22998#23056
Half → 25K59200-141#23056#23197
25K → 30K68222-154#23197#23351
30K → 20M25106-81#23351#23432
20M → 21M8123-115#23432#23547
21M → 35K1653-37#23547#23584
35K → 23M2662-36#23584#23620
23M → 24M2651-25#23620#23645
24M → 40K2146-25#23645#23670
40K → 25.2M159+6#23670#23664
25.2M → Finish3817+21#23664#23643
TOTALS5731967-1394
📊

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