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BOSTON MARATHON 2023

Haley Leishman

Bib: 13760•F

MA

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 30%
Gender (Female)
#0 / 11423
Top 11%
Division (F18-39)
#0 / 4884
Top 20%
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
7:30/mi
23:17
↑ 97↓ 3451.5%
10K· 6.21 mi
7:27/mi
46:25
↑ 79↓ 1380.4%
15K· 9.32 mi
7:24/mi
1:09:25
↑ 67↓ 78
20K· 12.43 mi
7:23/mi
1:32:22
↑ 106↓ 860.1%
Half· 13.11 mi
7:12/mi
1:37:17
↑ 19↓ 370.5%
25K· 15.53 mi
7:27/mi
1:55:20
↑ 66↓ 880.2%
30K· 18.64 mi
7:34/mi
2:18:49
↑ 181↓ 1480.2%
20M
7:30/mi
2:29:01
↑ 64↓ 500.2%
21M
7:46/mi
2:36:47
↑ 106↓ 241.6%
35K· 21.75 mi
7:18/mi
2:42:15
↑ 17↓ 861.7%
23M
7:42/mi
2:51:54
↑ 23↓ 630.6%
24M
7:26/mi
2:59:20
↓ 821.3%
40K· 24.85 mi
7:33/mi
3:05:47
↓ 200.3%
25.2M
7:56/mi
3:08:31
↑ 13↓ 160.2%
Finish· 26.22 mi
7:02/mi
3:15:41
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:37:17
Pace7:25 /mi
2nd Half
Distance13.11 mi
Time1:38:24
Pace7:30 /mi
📊Positive Split: 1.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:51:5423:177:3023:17
7:30
-
10K
6.21 mi11:15:0246:257:2823:08
7:27
-0:03
15K
9.32 mi11:38:021:09:257:2723:00
7:24
-0:03
20K
12.43 mi12:00:591:32:227:2622:57
7:23
-0:01
Half
13.11 mi12:05:541:37:177:254:55
7:12
-0:11
25K
15.53 mi12:23:571:55:207:2518:03
7:27
+0:15
30K
18.64 mi12:47:262:18:497:2723:29
7:34
+0:07
20M
20.00 mi12:57:382:29:017:2710:12
7:30
-0:04
21M
21.00 mi13:05:242:36:477:287:46
7:46
+0:16
35K
21.75 mi13:10:522:42:157:285:28
7:18
-0:28
23M
23.00 mi13:20:312:51:547:289:39
7:42
+0:24
24M
24.00 mi13:27:572:59:207:287:26
7:26
-0:16
40K
24.85 mi13:34:243:05:477:286:27
7:33
+0:07
25.2M
25.20 mi13:37:083:08:317:292:44
7:56
+0:23
Finish
26.22 mi13:44:183:15:417:287:10
7:02
-0:54

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

7:02 /mi

Average Pace

7:28 /mi

Slowest Pace

7:56 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:05:11

95% of race

Time at Steady Pace

10:30

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:28 /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 mi10:51:5423:177:3023:17
7:30
#9587
10K
6.21 mi11:15:0246:257:2823:08
7:27
#9751
15K
9.32 mi11:38:021:09:257:2723:00
7:24
#9596
20K
12.43 mi12:00:591:32:227:2622:57
7:23
#9265
Half
13.11 mi12:05:541:37:177:254:55
7:12
#9180
25K
15.53 mi12:23:571:55:207:2518:03
7:27
#9022
30K
18.64 mi12:47:262:18:497:2723:29
7:34
#8730
20M
20.00 mi12:57:382:29:017:2710:12
7:30
#8559
21M
21.00 mi13:05:242:36:477:287:46
7:46
#8397
35K
21.75 mi13:10:522:42:157:285:28
7:18
#8333
23M
23.00 mi13:20:312:51:547:289:39
7:42
#8266
24M
24.00 mi13:27:572:59:207:287:26
7:26
#8180
40K
24.85 mi13:34:243:05:477:286:27
7:33
#8119
25.2M
25.20 mi13:37:083:08:317:292:44
7:56
#8067
Finish
26.22 mi13:44:183:15:417:287:10
7:02
#7926
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi9587165316539364(Top 35%)1565(Top 14%)1565(Top 32%)
10K6.21 mi3.10 mi9751-1641725-721725-7210027(Top 38%)1829(Top 16%)1829(Top 37%)
15K9.32 mi3.11 mi9596+1551656+691656+699364(Top 35%)1565(Top 14%)1565(Top 32%)
20K12.43 mi3.11 mi9265+3311546+1101546+1108417(Top 32%)1267(Top 11%)1267(Top 26%)
Half13.11 mi0.68 mi9180+851508+381508+387980(Top 30%)1089(Top 10%)1089(Top 22%)
25K15.53 mi2.42 mi9022+1581452+561452+568379(Top 31%)1320(Top 12%)1320(Top 27%)
30K18.64 mi3.11 mi8730+2921381+711381+717647(Top 29%)1163(Top 10%)1163(Top 24%)
20M20.00 mi1.36 mi8559+1711338+431338+436846(Top 26%)971(Top 9%)971(Top 20%)
21M21.00 mi1.00 mi8397+1621303+351303+356037(Top 23%)821(Top 7%)821(Top 17%)
35K21.75 mi0.75 mi8333+641286+171286+177219(Top 27%)1181(Top 10%)1181(Top 24%)
23M23.00 mi1.25 mi8266+671280+61280+67782(Top 29%)1480(Top 13%)1480(Top 30%)
24M24.00 mi1.00 mi8180+861271+91271+97283(Top 27%)1392(Top 12%)1392(Top 29%)
40K24.85 mi0.85 mi8119+611269+21269+27000(Top 26%)1361(Top 12%)1361(Top 28%)
25.2M25.20 mi0.35 mi8067+521257+121257+126161(Top 23%)1111(Top 10%)1111(Top 23%)
Finish26.22 mi1.02 mi7926+1411229+281229+285434(Top 20%)881(Top 8%)881(Top 18%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 35%
×21story building
+97ft-345ft

Overall

9364

Females

1565

F18-39

1565

5K→10K

3.1 - 6.2 mi

Top 38%
×5story building
+79ft-138ft

Overall

10027

Females

1829

F18-39

1829

10K→15K

6.2 - 9.3 mi

Top 35%
×3story building
+67ft-78ft

Overall

9364

Females

1565

F18-39

1565

15K→20K

9.3 - 12.4 mi

Top 32%
×5story building
+106ft-86ft

Overall

8417

Females

1267

F18-39

1267

20K→Half

12.4 - 13.1 mi

Top 30%
×2story building
+19ft-37ft

Overall

7980

Females

1089

F18-39

1089

Half→25K

13.1 - 15.5 mi

Top 31%
×4story building
+66ft-88ft

Overall

8379

Females

1320

F18-39

1320

25K→30K

15.5 - 18.6 mi

Top 29%
×9story building
+181ft-148ft

Overall

7647

Females

1163

F18-39

1163

30K→20M

18.6 - 20.0 mi

Top 26%
×5story building
+64ft-50ft

Overall

6846

Females

971

F18-39

971

20M→21M

20.0 - 21.0 mi

Top 23%
×8story building
+106ft-24ft

Overall

6037

Females

821

F18-39

821

21M→35K

21.0 - 21.8 mi

Top 27%
×7story building
+17ft-86ft

Overall

7219

Females

1181

F18-39

1181

35K→23M

21.8 - 23.0 mi

Top 29%
×5story building
+23ft-63ft

Overall

7782

Females

1480

F18-39

1480

23M→24M

23.0 - 24.0 mi

Top 27%
×6story building
+12ft-82ft

Overall

7283

Females

1392

F18-39

1392

24M→40K

24.0 - 24.9 mi

Top 26%
×1story
+6ft-20ft

Overall

7000

Females

1361

F18-39

1361

40K→25.2M

24.9 - 25.2 mi

Top 23%
×1story
+13ft-16ft

Overall

6161

Females

1111

F18-39

1111

25.2M→Finish

25.2 - 26.2 mi

Top 20%
×2story building
+22ft-21ft

Overall

5434

Females

881

F18-39

881

Passing Analysis

Category:
Athletes Passed
2403
Passed By
742
Net Change
+1661
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9587
5K → 10K231395-164#9587#9751
10K → 15K25297+155#9751#9596
15K → 20K35423+331#9596#9265
20K → Half894+85#9265#9180
Half → 25K19335+158#9180#9022
25K → 30K32937+292#9022#8730
30K → 20M1776+171#8730#8559
20M → 21M17210+162#8559#8397
21M → 35K7814+64#8397#8333
35K → 23M11851+67#8333#8266
23M → 24M10519+86#8266#8180
24M → 40K9433+61#8180#8119
40K → 25.2M575+52#8119#8067
25.2M → Finish15413+141#8067#7926
TOTALS2403742+1661
📊

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