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BOSTON MARATHON 2023

Pamela Webb

Bib: 16373•F

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Overall
#0 / 26622
Top 44%
Gender (Female)
#0 / 11423
Top 26%
Division (F18-39)
#0 / 4884
Top 43%
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
7:24/mi
23:00
↑ 97↓ 3451.5%
10K· 6.21 mi
7:28/mi
46:13
↑ 79↓ 1380.4%
15K· 9.32 mi
7:45/mi
1:10:19
↑ 67↓ 78
20K· 12.43 mi
7:57/mi
1:35:01
↑ 106↓ 860.1%
Half· 13.11 mi
7:55/mi
1:40:25
↑ 19↓ 370.5%
25K· 15.53 mi
8:05/mi
2:00:00
↑ 66↓ 880.2%
30K· 18.64 mi
8:21/mi
2:25:57
↑ 181↓ 1480.2%
20M
8:25/mi
2:37:23
↑ 64↓ 500.2%
21M
8:40/mi
2:46:03
↑ 106↓ 241.6%
35K· 21.75 mi
8:03/mi
2:52:04
↑ 17↓ 861.7%
23M
8:18/mi
3:02:28
↑ 23↓ 630.6%
24M
7:58/mi
3:10:26
↓ 821.3%
40K· 24.85 mi
8:03/mi
3:17:19
↓ 200.3%
25.2M
8:39/mi
3:20:18
↑ 13↓ 160.2%
Finish· 26.22 mi
7:43/mi
3:28:10
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:40:25
Pace7:40 /mi
2nd Half
Distance13.11 mi
Time1:47:45
Pace8:13 /mi
📊Positive Split: 7.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:13:1123:007:2423:00
7:24
-
10K
6.21 mi11:36:2446:137:2623:13
7:28
+0:04
15K
9.32 mi12:00:301:10:197:3324:06
7:45
+0:17
20K
12.43 mi12:25:121:35:017:3924:42
7:57
+0:12
Half
13.11 mi12:30:361:40:257:405:24
7:55
-0:02
25K
15.53 mi12:50:112:00:007:4319:35
8:05
+0:10
30K
18.64 mi13:16:082:25:577:5025:57
8:21
+0:16
20M
20.00 mi13:27:342:37:237:5211:26
8:25
+0:04
21M
21.00 mi13:36:142:46:037:548:40
8:40
+0:15
35K
21.75 mi13:42:152:52:047:556:01
8:03
-0:37
23M
23.00 mi13:52:393:02:287:5610:24
8:18
+0:15
24M
24.00 mi14:00:373:10:267:567:58
7:58
-0:20
40K
24.85 mi14:07:303:17:197:566:53
8:03
+0:05
25.2M
25.20 mi14:10:293:20:187:572:59
8:39
+0:36
Finish
26.22 mi14:18:213:28:107:577:52
7:43
-0:56

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

7:24 /mi

Average Pace

7:57 /mi

Slowest Pace

8:40 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:28:44

71% of race

Time at Steady Pace

59:26

29% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:56 /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 mi11:13:1123:007:2423:00
7:24
#8868
10K
6.21 mi11:36:2446:137:2623:13
7:28
#9490
15K
9.32 mi12:00:301:10:197:3324:06
7:45
#10450
20K
12.43 mi12:25:121:35:017:3924:42
7:57
#11077
Half
13.11 mi12:30:361:40:257:405:24
7:55
#11194
25K
15.53 mi12:50:112:00:007:4319:35
8:05
#11487
30K
18.64 mi13:16:082:25:577:5025:57
8:21
#11852
20M
20.00 mi13:27:342:37:237:5211:26
8:25
#11958
21M
21.00 mi13:36:142:46:037:548:40
8:40
#11929
35K
21.75 mi13:42:152:52:047:556:01
8:03
#11937
23M
23.00 mi13:52:393:02:287:5610:24
8:18
#11917
24M
24.00 mi14:00:373:10:267:567:58
7:58
#11876
40K
24.85 mi14:07:303:17:197:566:53
8:03
#11795
25.2M
25.20 mi14:10:293:20:187:572:59
8:39
#11763
Finish
26.22 mi14:18:213:28:107:577:52
7:43
#11678
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi88681347134712375(Top 46%)3117(Top 27%)3117(Top 64%)
10K6.21 mi3.10 mi9490-6221608-2611608-26110252(Top 39%)1934(Top 17%)1934(Top 40%)
15K9.32 mi3.11 mi10450-9602041-4332041-43312375(Top 46%)3117(Top 27%)3117(Top 64%)
20K12.43 mi3.11 mi11077-6272369-3282369-32813034(Top 49%)3565(Top 31%)3565(Top 73%)
Half13.11 mi0.68 mi11194-1172438-692438-6913698(Top 51%)3885(Top 34%)3885(Top 80%)
25K15.53 mi2.42 mi11487-2932634-1962634-19613342(Top 50%)3826(Top 33%)3826(Top 78%)
30K18.64 mi3.11 mi11852-3652895-2612895-26113358(Top 50%)3947(Top 35%)3947(Top 81%)
20M20.00 mi1.36 mi11958-1062972-772972-7713098(Top 49%)3905(Top 34%)3905(Top 80%)
21M21.00 mi1.00 mi11929+292970+22970+211479(Top 43%)3130(Top 27%)3130(Top 64%)
35K21.75 mi0.75 mi11937-82985-152985-1512441(Top 47%)3660(Top 32%)3660(Top 75%)
23M23.00 mi1.25 mi11917+203008-233008-2311944(Top 45%)3482(Top 30%)3482(Top 71%)
24M24.00 mi1.00 mi11876+412997+112997+1111028(Top 41%)3101(Top 27%)3101(Top 63%)
40K24.85 mi0.85 mi11795+812978+192978+1910403(Top 39%)2845(Top 25%)2845(Top 58%)
25.2M25.20 mi0.35 mi11763+322970+82970+810520(Top 40%)2946(Top 26%)2946(Top 60%)
Finish26.22 mi1.02 mi11678+852947+232947+2310129(Top 38%)2760(Top 24%)2760(Top 57%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 46%
×21story building
+97ft-345ft

Overall

12375

Females

3117

F18-39

3117

5K→10K

3.1 - 6.2 mi

Top 39%
×5story building
+79ft-138ft

Overall

10252

Females

1934

F18-39

1934

10K→15K

6.2 - 9.3 mi

Top 46%
×3story building
+67ft-78ft

Overall

12375

Females

3117

F18-39

3117

15K→20K

9.3 - 12.4 mi

Top 49%
×5story building
+106ft-86ft

Overall

13034

Females

3565

F18-39

3565

20K→Half

12.4 - 13.1 mi

Top 51%
×2story building
+19ft-37ft

Overall

13698

Females

3885

F18-39

3885

Half→25K

13.1 - 15.5 mi

Top 50%
×4story building
+66ft-88ft

Overall

13342

Females

3826

F18-39

3826

25K→30K

15.5 - 18.6 mi

Top 50%
×9story building
+181ft-148ft

Overall

13358

Females

3947

F18-39

3947

30K→20M

18.6 - 20.0 mi

Top 49%
×5story building
+64ft-50ft

Overall

13098

Females

3905

F18-39

3905

20M→21M

20.0 - 21.0 mi

Top 43%
×8story building
+106ft-24ft

Overall

11479

Females

3130

F18-39

3130

21M→35K

21.0 - 21.8 mi

Top 47%
×7story building
+17ft-86ft

Overall

12441

Females

3660

F18-39

3660

35K→23M

21.8 - 23.0 mi

Top 45%
×5story building
+23ft-63ft

Overall

11944

Females

3482

F18-39

3482

23M→24M

23.0 - 24.0 mi

Top 41%
×6story building
+12ft-82ft

Overall

11028

Females

3101

F18-39

3101

24M→40K

24.0 - 24.9 mi

Top 39%
×1story
+6ft-20ft

Overall

10403

Females

2845

F18-39

2845

40K→25.2M

24.9 - 25.2 mi

Top 40%
×1story
+13ft-16ft

Overall

10520

Females

2946

F18-39

2946

25.2M→Finish

25.2 - 26.2 mi

Top 38%
×2story building
+22ft-21ft

Overall

10129

Females

2760

F18-39

2760

Passing Analysis

Category:
Athletes Passed
963
Passed By
3771
Net Change
-2810
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#8868
5K → 10K86708-622#8868#9490
10K → 15K22980-960#9490#10450
15K → 20K32659-627#10450#11077
20K → Half6123-117#11077#11194
Half → 25K57350-293#11194#11487
25K → 30K85450-365#11487#11852
30K → 20M71177-106#11852#11958
20M → 21M10778+29#11958#11929
21M → 35K4351-8#11929#11937
35K → 23M9676+20#11937#11917
23M → 24M8847+41#11917#11876
24M → 40K10827+81#11876#11795
40K → 25.2M4210+32#11795#11763
25.2M → Finish12035+85#11763#11678
TOTALS9633771-2810
📊

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