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BOSTON MARATHON 2023

Bethanie Dudley

Bib: 29380•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
31:43
↑ 97↓ 3451.5%
10K· 6.21 mi
9:59/mi
1:02:43
↑ 79↓ 1380.4%
15K· 9.32 mi
9:54/mi
1:33:30
↑ 67↓ 78
20K· 12.43 mi
10:19/mi
2:05:34
↑ 106↓ 860.1%
Half· 13.11 mi
10:24/mi
2:12:40
↑ 19↓ 370.5%
25K· 15.53 mi
11:00/mi
2:39:20
↑ 66↓ 880.2%
30K· 18.64 mi
11:15/mi
3:14:17
↑ 181↓ 1480.2%
20M
11:43/mi
3:30:13
↑ 64↓ 500.2%
21M
12:18/mi
3:42:31
↑ 106↓ 241.6%
35K· 21.75 mi
10:58/mi
3:50:43
↑ 17↓ 861.7%
23M
11:12/mi
4:04:45
↑ 23↓ 630.6%
24M
11:07/mi
4:15:52
↓ 821.3%
40K· 24.85 mi
11:35/mi
4:25:46
↓ 200.3%
25.2M
12:37/mi
4:30:07
↑ 13↓ 160.2%
Finish· 26.22 mi
10:37/mi
4:40:56
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:12:40
Pace10:07 /mi
2nd Half
Distance13.11 mi
Time2:28:16
Pace11:19 /mi
📊Positive Split: 11.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:52:5331:4310:1331:43
10:13
-
10K
6.21 mi12:23:531:02:4310:0631:00
9:59
-0:14
15K
9.32 mi12:54:401:33:3010:0230:47
9:54
-0:05
20K
12.43 mi13:26:442:05:3410:0632:04
10:19
+0:25
Half
13.11 mi13:33:502:12:4010:077:06
10:24
+0:05
25K
15.53 mi14:00:302:39:2010:1526:40
11:00
+0:36
30K
18.64 mi14:35:273:14:1710:2534:57
11:15
+0:15
20M
20.00 mi14:51:233:30:1310:3115:56
11:43
+0:28
21M
21.00 mi15:03:413:42:3110:3612:18
12:18
+0:35
35K
21.75 mi15:11:533:50:4310:378:12
10:58
-1:20
23M
23.00 mi15:25:554:04:4510:3814:02
11:12
+0:14
24M
24.00 mi15:37:024:15:5210:4011:07
11:07
-0:05
40K
24.85 mi15:46:564:25:4610:429:54
11:35
+0:28
25.2M
25.20 mi15:51:174:30:0710:434:21
12:37
+1:02
Finish
26.22 mi16:02:064:40:5610:4310:49
10:37
-2:00

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

9:54 /mi

Average Pace

10:43 /mi

Slowest Pace

12:37 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:12:40

47% of race

Time at Steady Pace

1:45:47

38% of race

Time at Slower Pace

42:29

15% of race

Average Pace: 10:43 /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 mi11:52:5331:4310:1331:43
10:13
#23978
10K
6.21 mi12:23:531:02:4310:0631:00
9:59
#23836
15K
9.32 mi12:54:401:33:3010:0230:47
9:54
#23674
20K
12.43 mi13:26:442:05:3410:0632:04
10:19
#23649
Half
13.11 mi13:33:502:12:4010:077:06
10:24
#23671
25K
15.53 mi14:00:302:39:2010:1526:40
11:00
#23696
30K
18.64 mi14:35:273:14:1710:2534:57
11:15
#23655
20M
20.00 mi14:51:233:30:1310:3115:56
11:43
#23671
21M
21.00 mi15:03:413:42:3110:3612:18
12:18
#23654
35K
21.75 mi15:11:533:50:4310:378:12
10:58
#23648
23M
23.00 mi15:25:554:04:4510:3814:02
11:12
#23606
24M
24.00 mi15:37:024:15:5210:4011:07
11:07
#23596
40K
24.85 mi15:46:564:25:4610:429:54
11:35
#23606
25.2M
25.20 mi15:51:174:30:0710:434:21
12:37
#23610
Finish
26.22 mi16:02:064:40:5610:4310:49
10:37
#23613
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi239789874987423332(Top 88%)9509(Top 83%)9509(Top 195%)
10K6.21 mi3.10 mi23836+1429802+729802+7223645(Top 89%)9702(Top 85%)9702(Top 199%)
15K9.32 mi3.11 mi23674+1629715+879715+8723332(Top 88%)9509(Top 83%)9509(Top 195%)
20K12.43 mi3.11 mi23649+259695+209695+2023515(Top 88%)9639(Top 84%)9639(Top 197%)
Half13.11 mi0.68 mi23671-229705-109705-1024040(Top 90%)9931(Top 87%)9931(Top 203%)
25K15.53 mi2.42 mi23696-259735-309735-3023978(Top 90%)9948(Top 87%)9948(Top 204%)
30K18.64 mi3.11 mi23655+419728+79728+723500(Top 88%)9734(Top 85%)9734(Top 199%)
20M20.00 mi1.36 mi23671-169751-239751-2323852(Top 90%)9992(Top 87%)9992(Top 205%)
21M21.00 mi1.00 mi23654+179746+59746+523203(Top 87%)9656(Top 85%)9656(Top 198%)
35K21.75 mi0.75 mi23648+69749-39749-323255(Top 87%)9732(Top 85%)9732(Top 199%)
23M23.00 mi1.25 mi23606+429729+209729+2022741(Top 85%)9460(Top 83%)9460(Top 194%)
24M24.00 mi1.00 mi23596+109735-69735-623274(Top 87%)9786(Top 86%)9786(Top 200%)
40K24.85 mi0.85 mi23606-109750-159750-1523338(Top 88%)9846(Top 86%)9846(Top 202%)
25.2M25.20 mi0.35 mi23610-49756-69756-623474(Top 88%)9914(Top 87%)9914(Top 203%)
Finish26.22 mi1.02 mi23613-39766-109766-1023255(Top 87%)9779(Top 86%)9779(Top 200%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 88%
×21story building
+97ft-345ft

Overall

23332

Females

9509

F18-39

9509

5K→10K

3.1 - 6.2 mi

Top 89%
×5story building
+79ft-138ft

Overall

23645

Females

9702

F18-39

9702

10K→15K

6.2 - 9.3 mi

Top 88%
×3story building
+67ft-78ft

Overall

23332

Females

9509

F18-39

9509

15K→20K

9.3 - 12.4 mi

Top 88%
×5story building
+106ft-86ft

Overall

23515

Females

9639

F18-39

9639

20K→Half

12.4 - 13.1 mi

Top 90%
×2story building
+19ft-37ft

Overall

24040

Females

9931

F18-39

9931

Half→25K

13.1 - 15.5 mi

Top 90%
×4story building
+66ft-88ft

Overall

23978

Females

9948

F18-39

9948

25K→30K

15.5 - 18.6 mi

Top 88%
×9story building
+181ft-148ft

Overall

23500

Females

9734

F18-39

9734

30K→20M

18.6 - 20.0 mi

Top 90%
×5story building
+64ft-50ft

Overall

23852

Females

9992

F18-39

9992

20M→21M

20.0 - 21.0 mi

Top 87%
×8story building
+106ft-24ft

Overall

23203

Females

9656

F18-39

9656

21M→35K

21.0 - 21.8 mi

Top 87%
×7story building
+17ft-86ft

Overall

23255

Females

9732

F18-39

9732

35K→23M

21.8 - 23.0 mi

Top 85%
×5story building
+23ft-63ft

Overall

22741

Females

9460

F18-39

9460

23M→24M

23.0 - 24.0 mi

Top 87%
×6story building
+12ft-82ft

Overall

23274

Females

9786

F18-39

9786

24M→40K

24.0 - 24.9 mi

Top 88%
×1story
+6ft-20ft

Overall

23338

Females

9846

F18-39

9846

40K→25.2M

24.9 - 25.2 mi

Top 88%
×1story
+13ft-16ft

Overall

23474

Females

9914

F18-39

9914

25.2M→Finish

25.2 - 26.2 mi

Top 87%
×2story building
+22ft-21ft

Overall

23255

Females

9779

F18-39

9779

Passing Analysis

Category:
Athletes Passed
1124
Passed By
759
Net Change
+365
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#23978
5K → 10K284142+142#23978#23836
10K → 15K20644+162#23836#23674
15K → 20K138113+25#23674#23649
20K → Half1335-22#23649#23671
Half → 25K7297-25#23671#23696
25K → 30K12079+41#23696#23655
30K → 20M4864-16#23655#23671
20M → 21M4932+17#23671#23654
21M → 35K2721+6#23654#23648
35K → 23M6624+42#23648#23606
23M → 24M3727+10#23606#23596
24M → 40K2535-10#23596#23606
40K → 25.2M1115-4#23606#23610
25.2M → Finish2831-3#23610#23613
TOTALS1124759+365
📊

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