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BOSTON MARATHON 2023

Maureen Oshea

Bib: 16912•F

MA

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 28%
Gender (Female)
#0 / 11423
Top 10%
Division (F18-39)
#0 / 4884
Top 18%
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
7:40/mi
23:49
↑ 97↓ 3451.5%
10K· 6.21 mi
7:30/mi
47:08
↑ 79↓ 1380.4%
15K· 9.32 mi
7:26/mi
1:10:14
↑ 67↓ 78
20K· 12.43 mi
7:24/mi
1:33:14
↑ 106↓ 860.1%
Half· 13.11 mi
7:23/mi
1:38:16
↑ 19↓ 370.5%
25K· 15.53 mi
7:19/mi
1:56:01
↑ 66↓ 880.2%
30K· 18.64 mi
7:25/mi
2:19:03
↑ 181↓ 1480.2%
20M
7:23/mi
2:29:05
↑ 64↓ 500.2%
21M
7:39/mi
2:36:44
↑ 106↓ 241.6%
35K· 21.75 mi
7:10/mi
2:42:06
↑ 17↓ 861.7%
23M
7:18/mi
2:51:15
↑ 23↓ 630.6%
24M
6:58/mi
2:58:13
↓ 821.3%
40K· 24.85 mi
7:16/mi
3:04:26
↓ 200.3%
25.2M
7:41/mi
3:07:05
↑ 13↓ 160.2%
Finish· 26.22 mi
7:05/mi
3:14:18
↑ 22↓ 21

The Course

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Half Splits

1st Half· via Half
Distance13.11 mi
Time1:38:16
Pace7:30 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:36:02
Pace7:20 /mi
📊Negative Split: 2.3% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:15:1523:497:4023:49
7:40
-
10K
6.21 mi11:38:3447:087:3523:19
7:30
-0:10
15K
9.32 mi12:01:401:10:147:3223:06
7:26
-0:04
20K
12.43 mi12:24:401:33:147:3023:00
7:24
-0:02
Half
13.11 mi12:29:421:38:167:305:02
7:23
-0:01
25K
15.53 mi12:47:271:56:017:2817:45
7:19
-0:04
30K
18.64 mi13:10:292:19:037:2823:02
7:25
+0:06
20M
20.00 mi13:20:312:29:057:2710:02
7:23
-0:02
21M
21.00 mi13:28:102:36:447:287:39
7:39
+0:16
35K
21.75 mi13:33:322:42:067:275:22
7:10
-0:29
23M
23.00 mi13:42:412:51:157:279:09
7:18
+0:08
24M
24.00 mi13:49:392:58:137:266:58
6:58
-0:20
40K
24.85 mi13:55:523:04:267:256:13
7:16
+0:18
25.2M
25.20 mi13:58:313:07:057:252:39
7:41
+0:25
Finish
26.22 mi14:05:443:14:187:257:13
7:05
-0:36

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

6:58 /mi

Average Pace

7:25 /mi

Slowest Pace

7:41 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:47:50

86% of race

Time at Steady Pace

26:28

14% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:25 /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 mi11:15:1523:497:4023:49
7:40
#11155
10K
6.21 mi11:38:3447:087:3523:19
7:30
#10784
15K
9.32 mi12:01:401:10:147:3223:06
7:26
#10382
20K
12.43 mi12:24:401:33:147:3023:00
7:24
#9853
Half
13.11 mi12:29:421:38:167:305:02
7:23
#9812
25K
15.53 mi12:47:271:56:017:2817:45
7:19
#9379
30K
18.64 mi13:10:292:19:037:2823:02
7:25
#8822
20M
20.00 mi13:20:312:29:057:2710:02
7:23
#8591
21M
21.00 mi13:28:102:36:447:287:39
7:39
#8377
35K
21.75 mi13:33:322:42:067:275:22
7:10
#8277
23M
23.00 mi13:42:412:51:157:279:09
7:18
#8053
24M
24.00 mi13:49:392:58:137:266:58
6:58
#7844
40K
24.85 mi13:55:523:04:267:256:13
7:16
#7710
25.2M
25.20 mi13:58:313:07:057:252:39
7:41
#7644
Finish
26.22 mi14:05:443:14:187:257:13
7:05
#7532
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi11155240224029651(Top 36%)1684(Top 15%)1684(Top 34%)
10K6.21 mi3.10 mi10784+3712215+1872215+18710484(Top 39%)2041(Top 18%)2041(Top 42%)
15K9.32 mi3.11 mi10382+4022001+2142001+2149651(Top 36%)1684(Top 15%)1684(Top 34%)
20K12.43 mi3.11 mi9853+5291773+2281773+2288546(Top 32%)1310(Top 11%)1310(Top 27%)
Half13.11 mi0.68 mi9812+411758+151758+159267(Top 35%)1559(Top 14%)1559(Top 32%)
25K15.53 mi2.42 mi9379+4331597+1611597+1617435(Top 28%)989(Top 9%)989(Top 20%)
30K18.64 mi3.11 mi8822+5571414+1831414+1836691(Top 25%)827(Top 7%)827(Top 17%)
20M20.00 mi1.36 mi8591+2311352+621352+626128(Top 23%)742(Top 6%)742(Top 15%)
21M21.00 mi1.00 mi8377+2141294+581294+585392(Top 20%)641(Top 6%)641(Top 13%)
35K21.75 mi0.75 mi8277+1001265+291265+296415(Top 24%)894(Top 8%)894(Top 18%)
23M23.00 mi1.25 mi8053+2241205+601205+605381(Top 20%)638(Top 6%)638(Top 13%)
24M24.00 mi1.00 mi7844+2091148+571148+574545(Top 17%)456(Top 4%)456(Top 9%)
40K24.85 mi0.85 mi7710+1341115+331115+335298(Top 20%)757(Top 7%)757(Top 15%)
25.2M25.20 mi0.35 mi7644+661101+141101+144887(Top 18%)694(Top 6%)694(Top 14%)
Finish26.22 mi1.02 mi7532+1121089+121089+125747(Top 22%)983(Top 9%)983(Top 20%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 36%
×21story building
+97ft-345ft

Overall

9651

Females

1684

F18-39

1684

5K→10K

3.1 - 6.2 mi

Top 39%
×5story building
+79ft-138ft

Overall

10484

Females

2041

F18-39

2041

10K→15K

6.2 - 9.3 mi

Top 36%
×3story building
+67ft-78ft

Overall

9651

Females

1684

F18-39

1684

15K→20K

9.3 - 12.4 mi

Top 32%
×5story building
+106ft-86ft

Overall

8546

Females

1310

F18-39

1310

20K→Half

12.4 - 13.1 mi

Top 35%
×2story building
+19ft-37ft

Overall

9267

Females

1559

F18-39

1559

Half→25K

13.1 - 15.5 mi

Top 28%
×4story building
+66ft-88ft

Overall

7435

Females

989

F18-39

989

25K→30K

15.5 - 18.6 mi

Top 25%
×9story building
+181ft-148ft

Overall

6691

Females

827

F18-39

827

30K→20M

18.6 - 20.0 mi

Top 23%
×5story building
+64ft-50ft

Overall

6128

Females

742

F18-39

742

20M→21M

20.0 - 21.0 mi

Top 20%
×8story building
+106ft-24ft

Overall

5392

Females

641

F18-39

641

21M→35K

21.0 - 21.8 mi

Top 24%
×7story building
+17ft-86ft

Overall

6415

Females

894

F18-39

894

35K→23M

21.8 - 23.0 mi

Top 20%
×5story building
+23ft-63ft

Overall

5381

Females

638

F18-39

638

23M→24M

23.0 - 24.0 mi

Top 17%
×6story building
+12ft-82ft

Overall

4545

Females

456

F18-39

456

24M→40K

24.0 - 24.9 mi

Top 20%
×1story
+6ft-20ft

Overall

5298

Females

757

F18-39

757

40K→25.2M

24.9 - 25.2 mi

Top 18%
×1story
+13ft-16ft

Overall

4887

Females

694

F18-39

694

25.2M→Finish

25.2 - 26.2 mi

Top 22%
×2story building
+22ft-21ft

Overall

5747

Females

983

F18-39

983

Passing Analysis

Category:
Athletes Passed
3900*
Passed By
277
Net Change
+3623
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#11155
5K → 10K520149+371#11155#10784
10K → 15K45553+402#10784#10382
15K → 20K542*13+529#10382#9853
20K → Half509+41#9853#9812
Half → 25K4341+433#9812#9379
25K → 30K564*7+557#9379#8822
30K → 20M2365+231#8822#8591
20M → 21M2162+214#8591#8377
21M → 35K1088+100#8377#8277
35K → 23M2295+224#8277#8053
23M → 24M2123+209#8053#7844
24M → 40K1406+134#7844#7710
40K → 25.2M704+66#7710#7644
25.2M → Finish12412+112#7644#7532
TOTALS3900*277+3623

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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