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BOSTON MARATHON 2023

Leah Murphy

Bib: 30986•F

MA

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Masters (Masters Women)
#0 / 6539
Division (F40-44)
#0 / 1878
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
10:29/mi
32:34
↑ 97↓ 3451.5%
10K· 6.21 mi
10:03/mi
1:03:48
↑ 79↓ 1380.4%
15K· 9.32 mi
10:03/mi
1:35:00
↑ 67↓ 78
20K· 12.43 mi
9:25/mi
2:04:15
↑ 106↓ 860.1%
Half· 13.11 mi
11:30/mi
2:12:06
↑ 19↓ 370.5%
25K· 15.53 mi
10:12/mi
2:36:49
↑ 66↓ 880.2%
30K· 18.64 mi
10:10/mi
3:08:25
↑ 181↓ 1480.2%
20M
9:38/mi
3:21:31
↑ 64↓ 500.2%
21M
11:18/mi
3:32:49
↑ 106↓ 241.6%
35K· 21.75 mi
9:25/mi
3:39:52
↑ 17↓ 861.7%
23M
10:17/mi
3:52:44
↑ 23↓ 630.6%
24M
10:00/mi
4:02:44
↓ 821.3%
40K· 24.85 mi
10:44/mi
4:11:55
↓ 200.3%
25.2M
11:50/mi
4:16:00
↑ 13↓ 160.2%
Finish· 26.22 mi
9:44/mi
4:25:55
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:12:06
Pace10:05 /mi
2nd Half
Distance13.11 mi
Time2:13:49
Pace10:12 /mi
📊Positive Split: 1.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:52:5932:3410:2932:34
10:29
-
10K
6.21 mi12:24:131:03:4810:1631:14
10:03
-0:26
15K
9.32 mi12:55:251:35:0010:1231:12
10:03
0:00
20K
12.43 mi13:24:402:04:1510:0029:15
9:25
-0:38
Half
13.11 mi13:32:312:12:0610:057:51
11:30
+2:05
25K
15.53 mi13:57:142:36:4910:0624:43
10:12
-1:18
30K
18.64 mi14:28:503:08:2510:0631:36
10:10
-0:02
20M
20.00 mi14:41:563:21:3110:0513:06
9:38
-0:32
21M
21.00 mi14:53:143:32:4910:0811:18
11:18
+1:40
35K
21.75 mi15:00:173:39:5210:077:03
9:25
-1:53
23M
23.00 mi15:13:093:52:4410:0712:52
10:17
+0:52
24M
24.00 mi15:23:094:02:4410:0710:00
10:00
-0:17
40K
24.85 mi15:32:204:11:5510:089:11
10:44
+0:44
25.2M
25.20 mi15:36:254:16:0010:104:05
11:50
+1:06
Finish
26.22 mi15:46:204:25:5510:099:55
9:44
-2:06

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

9:25 /mi

Average Pace

10:09 /mi

Slowest Pace

11:50 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

59:19

22% of race

Time at Steady Pace

2:54:11

66% of race

Time at Slower Pace

32:25

12% of race

Average Pace: 10:09 /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 mi11:52:5932:3410:2932:34
10:29
#24667
10K
6.21 mi12:24:131:03:4810:1631:14
10:03
#24197
15K
9.32 mi12:55:251:35:0010:1231:12
10:03
#23988
20K
12.43 mi13:24:402:04:1510:0029:15
9:25
#23411
Half
13.11 mi13:32:312:12:0610:057:51
11:30
#23585
25K
15.53 mi13:57:142:36:4910:0624:43
10:12
#23412
30K
18.64 mi14:28:503:08:2510:0631:36
10:10
#23066
20M
20.00 mi14:41:563:21:3110:0513:06
9:38
#22792
21M
21.00 mi14:53:143:32:4910:0811:18
11:18
#22730
35K
21.75 mi15:00:173:39:5210:077:03
9:25
#22639
23M
23.00 mi15:13:093:52:4410:0712:52
10:17
#22516
24M
24.00 mi15:23:094:02:4410:0710:00
10:00
#22454
40K
24.85 mi15:32:204:11:5510:089:11
10:44
#22437
25.2M
25.20 mi15:36:254:16:0010:104:05
11:50
#22421
Finish
26.22 mi15:46:204:25:5510:099:55
9:44
#22385
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi24667102531025323578(Top 89%)9653(Top 85%)9653(Top 514%)
10K6.21 mi3.10 mi24197+4709993+2609993+26023805(Top 89%)9785(Top 86%)9785(Top 521%)
15K9.32 mi3.11 mi23988+2099882+1119882+11123578(Top 89%)9653(Top 85%)9653(Top 514%)
20K12.43 mi3.11 mi23411+5779559+3239559+32321292(Top 80%)8398(Top 74%)8398(Top 447%)
Half13.11 mi0.68 mi23585-1749653-949653-9425493(Top 96%)10782(Top 94%)10782(Top 574%)
25K15.53 mi2.42 mi23412+1739574+799574+7922608(Top 85%)9176(Top 80%)9176(Top 489%)
30K18.64 mi3.11 mi23066+3469420+1549420+15421473(Top 81%)8617(Top 75%)8617(Top 459%)
20M20.00 mi1.36 mi22792+2749283+1379283+13719381(Top 73%)7510(Top 66%)7510(Top 400%)
21M21.00 mi1.00 mi22730+629265+189265+1821491(Top 81%)8735(Top 76%)8735(Top 465%)
35K21.75 mi0.75 mi22639+919229+369229+3619662(Top 74%)7747(Top 68%)7747(Top 413%)
23M23.00 mi1.25 mi22516+1239164+659164+6520791(Top 78%)8406(Top 74%)8406(Top 448%)
24M24.00 mi1.00 mi22454+629135+299135+2920799(Top 78%)8436(Top 74%)8436(Top 449%)
40K24.85 mi0.85 mi22437+179136-19136-121826(Top 82%)9059(Top 79%)9059(Top 482%)
25.2M25.20 mi0.35 mi22421+169133+39133+322235(Top 84%)9255(Top 81%)9255(Top 493%)
Finish26.22 mi1.02 mi22385+369118+159118+1520932(Top 79%)8524(Top 75%)8524(Top 454%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 89%
×21story building
+97ft-345ft

Overall

23578

Females

9653

F40-44

9653

5K→10K

3.1 - 6.2 mi

Top 89%
×5story building
+79ft-138ft

Overall

23805

Females

9785

F40-44

9785

10K→15K

6.2 - 9.3 mi

Top 89%
×3story building
+67ft-78ft

Overall

23578

Females

9653

F40-44

9653

15K→20K

9.3 - 12.4 mi

Top 80%
×5story building
+106ft-86ft

Overall

21292

Females

8398

F40-44

8398

20K→Half

12.4 - 13.1 mi

Top 96%
×2story building
+19ft-37ft

Overall

25493

Females

10782

F40-44

10782

Half→25K

13.1 - 15.5 mi

Top 85%
×4story building
+66ft-88ft

Overall

22608

Females

9176

F40-44

9176

25K→30K

15.5 - 18.6 mi

Top 81%
×9story building
+181ft-148ft

Overall

21473

Females

8617

F40-44

8617

30K→20M

18.6 - 20.0 mi

Top 73%
×5story building
+64ft-50ft

Overall

19381

Females

7510

F40-44

7510

20M→21M

20.0 - 21.0 mi

Top 81%
×8story building
+106ft-24ft

Overall

21491

Females

8735

F40-44

8735

21M→35K

21.0 - 21.8 mi

Top 74%
×7story building
+17ft-86ft

Overall

19662

Females

7747

F40-44

7747

35K→23M

21.8 - 23.0 mi

Top 78%
×5story building
+23ft-63ft

Overall

20791

Females

8406

F40-44

8406

23M→24M

23.0 - 24.0 mi

Top 78%
×6story building
+12ft-82ft

Overall

20799

Females

8436

F40-44

8436

24M→40K

24.0 - 24.9 mi

Top 82%
×1story
+6ft-20ft

Overall

21826

Females

9059

F40-44

9059

40K→25.2M

24.9 - 25.2 mi

Top 84%
×1story
+13ft-16ft

Overall

22235

Females

9255

F40-44

9255

25.2M→Finish

25.2 - 26.2 mi

Top 79%
×2story building
+22ft-21ft

Overall

20932

Females

8524

F40-44

8524

Passing Analysis

Category:
Athletes Passed
2656
Passed By
374
Net Change
+2282
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#24667
5K → 10K51343+470#24667#24197
10K → 15K25445+209#24197#23988
15K → 20K5781+577#23988#23411
20K → Half2176-174#23411#23585
Half → 25K19421+173#23585#23412
25K → 30K3526+346#23412#23066
30K → 20M2740+274#23066#22792
20M → 21M8523+62#22792#22730
21M → 35K932+91#22730#22639
35K → 23M1329+123#22639#22516
23M → 24M675+62#22516#22454
24M → 40K4023+17#22454#22437
40K → 25.2M2610+16#22437#22421
25.2M → Finish4610+36#22421#22385
TOTALS2656374+2282
📊

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