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BOSTON MARATHON 2023

Maura Oei

Bib: 27323•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
10:13/mi
31:44
↑ 97↓ 3451.5%
10K· 6.21 mi
10:22/mi
1:03:57
↑ 79↓ 1380.4%
15K· 9.32 mi
10:25/mi
1:36:20
↑ 67↓ 78
20K· 12.43 mi
9:45/mi
2:06:38
↑ 106↓ 860.1%
Half· 13.11 mi
9:35/mi
2:13:10
↑ 19↓ 370.5%
25K· 15.53 mi
9:49/mi
2:36:58
↑ 66↓ 880.2%
30K· 18.64 mi
10:10/mi
3:08:34
↑ 181↓ 1480.2%
20M
10:28/mi
3:22:47
↑ 64↓ 500.2%
21M
11:27/mi
3:34:14
↑ 106↓ 241.6%
35K· 21.75 mi
9:49/mi
3:41:35
↑ 17↓ 861.7%
23M
10:17/mi
3:54:27
↑ 23↓ 630.6%
24M
10:22/mi
4:04:49
↓ 821.3%
40K· 24.85 mi
10:32/mi
4:13:49
↓ 200.3%
25.2M
11:50/mi
4:17:54
↑ 13↓ 160.2%
Finish· 26.22 mi
9:22/mi
4:27:27
↑ 22↓ 21

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time2:13:10
Pace10:09 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time2:14:17
Pace10:15 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:53:3131:4410:1331:44
10:13
-
10K
6.21 mi12:25:441:03:5710:1832:13
10:22
+0:09
15K
9.32 mi12:58:071:36:2010:2032:23
10:25
+0:03
20K
12.43 mi13:28:252:06:3810:1130:18
9:45
-0:40
Half
13.11 mi13:34:572:13:1010:096:32
9:35
-0:10
25K
15.53 mi13:58:452:36:5810:0623:48
9:49
+0:14
30K
18.64 mi14:30:213:08:3410:0731:36
10:10
+0:21
20M
20.00 mi14:44:343:22:4710:0814:13
10:28
+0:18
21M
21.00 mi14:56:013:34:1410:1211:27
11:27
+0:59
35K
21.75 mi15:03:223:41:3510:117:21
9:49
-1:38
23M
23.00 mi15:16:143:54:2710:1212:52
10:17
+0:28
24M
24.00 mi15:26:364:04:4910:1210:22
10:22
+0:05
40K
24.85 mi15:35:364:13:4910:139:00
10:32
+0:10
25.2M
25.20 mi15:39:414:17:5410:144:05
11:50
+1:18
Finish
26.22 mi15:49:144:27:2710:129:33
9:22
-2:28

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

9:22 /mi

Average Pace

10:12 /mi

Slowest Pace

11:50 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:17:32

29% of race

Time at Steady Pace

2:54:23

65% of race

Time at Slower Pace

15:32

6% of race

Average Pace: 10:12 /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 mi11:53:3131:4410:1331:44
10:13
#23996
10K
6.21 mi12:25:441:03:5710:1832:13
10:22
#24249
15K
9.32 mi12:58:071:36:2010:2032:23
10:25
#24302
20K
12.43 mi13:28:252:06:3810:1130:18
9:45
#23805
Half
13.11 mi13:34:572:13:1010:096:32
9:35
#23739
25K
15.53 mi13:58:452:36:5810:0623:48
9:49
#23430
30K
18.64 mi14:30:213:08:3410:0731:36
10:10
#23080
20M
20.00 mi14:44:343:22:4710:0814:13
10:28
#22959
21M
21.00 mi14:56:013:34:1410:1211:27
11:27
#22887
35K
21.75 mi15:03:223:41:3510:117:21
9:49
#22822
23M
23.00 mi15:16:143:54:2710:1212:52
10:17
#22695
24M
24.00 mi15:26:364:04:4910:1210:22
10:22
#22636
40K
24.85 mi15:35:364:13:4910:139:00
10:32
#22607
25.2M
25.20 mi15:39:414:17:5410:144:05
11:50
#22594
Finish
26.22 mi15:49:144:27:2710:129:33
9:22
#22512
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi239969891989124328(Top 91%)10073(Top 88%)10073(Top 206%)
10K6.21 mi3.10 mi24249-25310023-13210023-13224438(Top 92%)10137(Top 89%)10137(Top 208%)
15K9.32 mi3.11 mi24302-5310056-3310056-3324328(Top 91%)10073(Top 88%)10073(Top 206%)
20K12.43 mi3.11 mi23805+4979781+2759781+27522299(Top 84%)8964(Top 78%)8964(Top 184%)
Half13.11 mi0.68 mi23739+669747+349747+3422355(Top 84%)8990(Top 79%)8990(Top 184%)
25K15.53 mi2.42 mi23430+3099584+1639584+16321781(Top 82%)8715(Top 76%)8715(Top 178%)
30K18.64 mi3.11 mi23080+3509430+1549430+15421476(Top 81%)8620(Top 75%)8620(Top 176%)
20M20.00 mi1.36 mi22959+1219376+549376+5421658(Top 81%)8790(Top 77%)8790(Top 180%)
21M21.00 mi1.00 mi22887+729347+299347+2921810(Top 82%)8896(Top 78%)8896(Top 182%)
35K21.75 mi0.75 mi22822+659319+289319+2820853(Top 78%)8418(Top 74%)8418(Top 172%)
23M23.00 mi1.25 mi22695+1279262+579262+5720795(Top 78%)8410(Top 74%)8410(Top 172%)
24M24.00 mi1.00 mi22636+599240+229240+2221731(Top 82%)8971(Top 79%)8971(Top 184%)
40K24.85 mi0.85 mi22607+299232+89232+821297(Top 80%)8778(Top 77%)8778(Top 180%)
25.2M25.20 mi0.35 mi22594+139228+49228+422257(Top 84%)9276(Top 81%)9276(Top 190%)
Finish26.22 mi1.02 mi22512+829189+399189+3919692(Top 74%)7838(Top 69%)7838(Top 160%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 91%
×21story building
+97ft-345ft

Overall

24328

Females

10073

F18-39

10073

5K→10K

3.1 - 6.2 mi

Top 92%
×5story building
+79ft-138ft

Overall

24438

Females

10137

F18-39

10137

10K→15K

6.2 - 9.3 mi

Top 91%
×3story building
+67ft-78ft

Overall

24328

Females

10073

F18-39

10073

15K→20K

9.3 - 12.4 mi

Top 84%
×5story building
+106ft-86ft

Overall

22299

Females

8964

F18-39

8964

20K→Half

12.4 - 13.1 mi

Top 84%
×2story building
+19ft-37ft

Overall

22355

Females

8990

F18-39

8990

Half→25K

13.1 - 15.5 mi

Top 82%
×4story building
+66ft-88ft

Overall

21781

Females

8715

F18-39

8715

25K→30K

15.5 - 18.6 mi

Top 81%
×9story building
+181ft-148ft

Overall

21476

Females

8620

F18-39

8620

30K→20M

18.6 - 20.0 mi

Top 81%
×5story building
+64ft-50ft

Overall

21658

Females

8790

F18-39

8790

20M→21M

20.0 - 21.0 mi

Top 82%
×8story building
+106ft-24ft

Overall

21810

Females

8896

F18-39

8896

21M→35K

21.0 - 21.8 mi

Top 78%
×7story building
+17ft-86ft

Overall

20853

Females

8418

F18-39

8418

35K→23M

21.8 - 23.0 mi

Top 78%
×5story building
+23ft-63ft

Overall

20795

Females

8410

F18-39

8410

23M→24M

23.0 - 24.0 mi

Top 82%
×6story building
+12ft-82ft

Overall

21731

Females

8971

F18-39

8971

24M→40K

24.0 - 24.9 mi

Top 80%
×1story
+6ft-20ft

Overall

21297

Females

8778

F18-39

8778

40K→25.2M

24.9 - 25.2 mi

Top 84%
×1story
+13ft-16ft

Overall

22257

Females

9276

F18-39

9276

25.2M→Finish

25.2 - 26.2 mi

Top 74%
×2story building
+22ft-21ft

Overall

19692

Females

7838

F18-39

7838

Passing Analysis

Category:
Athletes Passed
2075
Passed By
591
Net Change
+1484
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#23996
5K → 10K96349-253#23996#24249
10K → 15K102155-53#24249#24302
15K → 20K5003+497#24302#23805
20K → Half671+66#23805#23739
Half → 25K3145+309#23739#23430
25K → 30K3588+350#23430#23080
30K → 20M13211+121#23080#22959
20M → 21M8715+72#22959#22887
21M → 35K738+65#22887#22822
35K → 23M1314+127#22822#22695
23M → 24M6910+59#22695#22636
24M → 40K4011+29#22636#22607
40K → 25.2M207+13#22607#22594
25.2M → Finish864+82#22594#22512
TOTALS2075591+1484
📊

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