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BOSTON MARATHON 2023

Jacqueline Davis

Bib: 26835•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
11:21/mi
35:17
↑ 97↓ 3451.5%
10K· 6.21 mi
10:58/mi
1:09:22
↑ 79↓ 1380.4%
15K· 9.32 mi
10:19/mi
1:41:25
↑ 67↓ 78
20K· 12.43 mi
10:28/mi
2:13:55
↑ 106↓ 860.1%
Half· 13.11 mi
10:17/mi
2:20:56
↑ 19↓ 370.5%
25K· 15.53 mi
10:27/mi
2:46:16
↑ 66↓ 880.2%
30K· 18.64 mi
10:34/mi
3:19:06
↑ 181↓ 1480.2%
20M
10:25/mi
3:33:15
↑ 64↓ 500.2%
21M
10:39/mi
3:43:54
↑ 106↓ 241.6%
35K· 21.75 mi
10:11/mi
3:51:31
↑ 17↓ 861.7%
23M
10:12/mi
4:04:17
↑ 23↓ 630.6%
24M
10:14/mi
4:14:31
↓ 821.3%
40K· 24.85 mi
10:25/mi
4:23:25
↓ 200.3%
25.2M
10:55/mi
4:27:11
↑ 13↓ 160.2%
Finish· 26.22 mi
9:15/mi
4:36:37
↑ 22↓ 21

The Course

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Half Splits

1st Half· via Half
Distance13.11 mi
Time2:20:56
Pace10:45 /mi
2nd Half✓ Faster
Distance13.11 mi
Time2:15:41
Pace10:21 /mi
📊Negative Split: 3.7% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:51:4435:1711:2135:17
11:21
-
10K
6.21 mi12:25:491:09:2211:1034:05
10:58
-0:23
15K
9.32 mi12:57:521:41:2510:5332:03
10:19
-0:39
20K
12.43 mi13:30:222:13:5510:4732:30
10:28
+0:09
Half
13.11 mi13:37:232:20:5610:457:01
10:17
-0:11
25K
15.53 mi14:02:432:46:1610:4225:20
10:27
+0:10
30K
18.64 mi14:35:333:19:0610:4132:50
10:34
+0:07
20M
20.00 mi14:49:423:33:1510:4014:09
10:25
-0:09
21M
21.00 mi15:00:213:43:5410:4010:39
10:39
+0:14
35K
21.75 mi15:07:583:51:3110:397:37
10:11
-0:28
23M
23.00 mi15:20:444:04:1710:3712:46
10:12
+0:01
24M
24.00 mi15:30:584:14:3110:3610:14
10:14
+0:02
40K
24.85 mi15:39:524:23:2510:368:54
10:25
+0:11
25.2M
25.20 mi15:43:384:27:1110:363:46
10:55
+0:30
Finish
26.22 mi15:53:044:36:3710:339:26
9:15
-1:40

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

9:15 /mi

Average Pace

10:33 /mi

Slowest Pace

11:21 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

17:03

6% of race

Time at Steady Pace

2:55:47

64% of race

Time at Slower Pace

1:23:47

30% of race

Average Pace: 10:33 /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 mi11:51:4435:1711:2135:17
11:21
#26098
10K
6.21 mi12:25:491:09:2211:1034:05
10:58
#25784
15K
9.32 mi12:57:521:41:2510:5332:03
10:19
#25263
20K
12.43 mi13:30:222:13:5510:4732:30
10:28
#24886
Half
13.11 mi13:37:232:20:5610:457:01
10:17
#24834
25K
15.53 mi14:02:432:46:1610:4225:20
10:27
#24563
30K
18.64 mi14:35:333:19:0610:4132:50
10:34
#24137
20M
20.00 mi14:49:423:33:1510:4014:09
10:25
#23966
21M
21.00 mi15:00:213:43:5410:4010:39
10:39
#23784
35K
21.75 mi15:07:583:51:3110:397:37
10:11
#23718
23M
23.00 mi15:20:444:04:1710:3712:46
10:12
#23572
24M
24.00 mi15:30:584:14:3110:3610:14
10:14
#23506
40K
24.85 mi15:39:524:23:2510:368:54
10:25
#23416
25.2M
25.20 mi15:43:384:27:1110:363:46
10:55
#23376
Finish
26.22 mi15:53:044:36:3710:339:26
9:15
#23265
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi26098111051110524124(Top 91%)9964(Top 87%)9964(Top 204%)
10K6.21 mi3.10 mi25784+31410913+19210913+19225432(Top 96%)10689(Top 94%)10689(Top 219%)
15K9.32 mi3.11 mi25263+52110593+32010593+32024124(Top 91%)9964(Top 87%)9964(Top 204%)
20K12.43 mi3.11 mi24886+37710393+20010393+20023772(Top 89%)9786(Top 86%)9786(Top 200%)
Half13.11 mi0.68 mi24834+5210361+3210361+3223828(Top 90%)9817(Top 86%)9817(Top 201%)
25K15.53 mi2.42 mi24563+27110225+13610225+13623098(Top 87%)9444(Top 83%)9444(Top 193%)
30K18.64 mi3.11 mi24137+4269999+2269999+22622352(Top 84%)9104(Top 80%)9104(Top 186%)
20M20.00 mi1.36 mi23966+1719904+959904+9521555(Top 81%)8733(Top 76%)8733(Top 179%)
21M21.00 mi1.00 mi23784+1829820+849820+8420035(Top 75%)7958(Top 70%)7958(Top 163%)
35K21.75 mi0.75 mi23718+669787+339787+3321764(Top 82%)8918(Top 78%)8918(Top 183%)
23M23.00 mi1.25 mi23572+1469709+789709+7820578(Top 77%)8287(Top 73%)8287(Top 170%)
24M24.00 mi1.00 mi23506+669688+219688+2121430(Top 80%)8811(Top 77%)8811(Top 180%)
40K24.85 mi0.85 mi23416+909654+349654+3421025(Top 79%)8624(Top 75%)8624(Top 177%)
25.2M25.20 mi0.35 mi23376+409644+109644+1020331(Top 76%)8244(Top 72%)8244(Top 169%)
Finish26.22 mi1.02 mi23265+1119590+549590+5419225(Top 72%)7579(Top 66%)7579(Top 155%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 91%
×21story building
+97ft-345ft

Overall

24124

Females

9964

F18-39

9964

5K→10K

3.1 - 6.2 mi

Top 96%
×5story building
+79ft-138ft

Overall

25432

Females

10689

F18-39

10689

10K→15K

6.2 - 9.3 mi

Top 91%
×3story building
+67ft-78ft

Overall

24124

Females

9964

F18-39

9964

15K→20K

9.3 - 12.4 mi

Top 89%
×5story building
+106ft-86ft

Overall

23772

Females

9786

F18-39

9786

20K→Half

12.4 - 13.1 mi

Top 90%
×2story building
+19ft-37ft

Overall

23828

Females

9817

F18-39

9817

Half→25K

13.1 - 15.5 mi

Top 87%
×4story building
+66ft-88ft

Overall

23098

Females

9444

F18-39

9444

25K→30K

15.5 - 18.6 mi

Top 84%
×9story building
+181ft-148ft

Overall

22352

Females

9104

F18-39

9104

30K→20M

18.6 - 20.0 mi

Top 81%
×5story building
+64ft-50ft

Overall

21555

Females

8733

F18-39

8733

20M→21M

20.0 - 21.0 mi

Top 75%
×8story building
+106ft-24ft

Overall

20035

Females

7958

F18-39

7958

21M→35K

21.0 - 21.8 mi

Top 82%
×7story building
+17ft-86ft

Overall

21764

Females

8918

F18-39

8918

35K→23M

21.8 - 23.0 mi

Top 77%
×5story building
+23ft-63ft

Overall

20578

Females

8287

F18-39

8287

23M→24M

23.0 - 24.0 mi

Top 80%
×6story building
+12ft-82ft

Overall

21430

Females

8811

F18-39

8811

24M→40K

24.0 - 24.9 mi

Top 79%
×1story
+6ft-20ft

Overall

21025

Females

8624

F18-39

8624

40K→25.2M

24.9 - 25.2 mi

Top 76%
×1story
+13ft-16ft

Overall

20331

Females

8244

F18-39

8244

25.2M→Finish

25.2 - 26.2 mi

Top 72%
×2story building
+22ft-21ft

Overall

19225

Females

7579

F18-39

7579

Passing Analysis

Category:
Athletes Passed
2878
Passed By
45
Net Change
+2833
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#26098
5K → 10K33117+314#26098#25784
10K → 15K5221+521#25784#25263
15K → 20K3792+377#25263#24886
20K → Half531+52#24886#24834
Half → 25K2721+271#24834#24563
25K → 30K4304+426#24563#24137
30K → 20M1732+171#24137#23966
20M → 21M1831+182#23966#23784
21M → 35K682+66#23784#23718
35K → 23M1482+146#23718#23572
23M → 24M715+66#23572#23506
24M → 40K955+90#23506#23416
40K → 25.2M411+40#23416#23376
25.2M → Finish1121+111#23376#23265
TOTALS287845+2833
📊

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