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BOSTON MARATHON 2023

Jennifer Reedal

Bib: 9782•F

WA

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 37%
Gender (Female)
#0 / 11423
Top 17%
Division (F18-39)
#0 / 4884
Top 31%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
22:23
Rank: #7546
Start → 5K
22:23 | 7:12/mi
10K· 6.21 mi
44:53
Rank: #7930 (-384)
5K → 10K
22:30 | 7:15/mi
15K· 9.32 mi
1:07:45
Rank: #8225 (-295)
10K → 15K
22:52 | 7:22/mi
20K· 12.43 mi
1:31:26
Rank: #8680 (-455)
15K → 20K
23:41 | 7:37/mi
Half· 13.11 mi
1:36:29
Rank: #8707 (-27)
20K → Half
5:03 | 7:24/mi
25K· 15.53 mi
1:55:18
Rank: #9006 (-299)
Half → 25K
18:49 | 7:46/mi
30K· 18.64 mi
2:20:27
Rank: #9440 (-434)
25K → 30K
25:09 | 8:06/mi
20M
2:31:29
Rank: #9560 (-120)
30K → 20M
11:02 | 8:07/mi
21M
2:40:19
Rank: #9703 (-143)
20M → 21M
8:50 | 8:50/mi
35K· 21.75 mi
2:46:14
Rank: #9740 (-37)
21M → 35K
5:55 | 7:55/mi
23M
2:56:17
Rank: #9725 (+15)
35K → 23M
10:03 | 8:02/mi
24M
3:03:59
Rank: #9662 (+63)
23M → 24M
7:42 | 7:42/mi
40K· 24.85 mi
3:10:59
Rank: #9704 (-42)
24M → 40K
7:00 | 8:11/mi
25.2M
3:14:01
Rank: #9718 (-14)
40K → 25.2M
3:02 | 8:48/mi
Finish· 26.22 mi
3:22:00
Rank: #9728 (-10)
25.2M → Finish
7:59 | 7:50/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:36:29
Pace7:22 /mi
2nd Half
Distance13.11 mi
Time1:45:31
Pace8:03 /mi
📊Positive Split: 9.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:52:4122:237:1222:23
7:12
-
10K
6.21 mi11:15:1144:537:1322:30
7:15
+0:03
15K
9.32 mi11:38:031:07:457:1622:52
7:22
+0:07
20K
12.43 mi12:01:441:31:267:2123:41
7:37
+0:15
Half
13.11 mi12:06:471:36:297:225:03
7:24
-0:13
25K
15.53 mi12:25:361:55:187:2518:49
7:46
+0:22
30K
18.64 mi12:50:452:20:277:3225:09
8:06
+0:20
20M
20.00 mi13:01:472:31:297:3411:02
8:07
+0:01
21M
21.00 mi13:10:372:40:197:388:50
8:50
+0:43
35K
21.75 mi13:16:322:46:147:395:55
7:55
-0:55
23M
23.00 mi13:26:352:56:177:4010:03
8:02
+0:07
24M
24.00 mi13:34:173:03:597:407:42
7:42
-0:20
40K
24.85 mi13:41:173:10:597:417:00
8:11
+0:29
25.2M
25.20 mi13:44:193:14:017:423:02
8:48
+0:37
Finish
26.22 mi13:52:183:22:007:437:59
7:50
-0:58

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

7:12 /mi

Average Pace

7:43 /mi

Slowest Pace

8:50 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:12:48

36% of race

Time at Steady Pace

1:14:09

37% of race

Time at Slower Pace

55:03

27% of race

Average Pace: 7:42 /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 mi10:52:4122:237:1222:23
7:12
#7546
10K
6.21 mi11:15:1144:537:1322:30
7:15
#7930
15K
9.32 mi11:38:031:07:457:1622:52
7:22
#8225
20K
12.43 mi12:01:441:31:267:2123:41
7:37
#8680
Half
13.11 mi12:06:471:36:297:225:03
7:24
#8707
25K
15.53 mi12:25:361:55:187:2518:49
7:46
#9006
30K
18.64 mi12:50:452:20:277:3225:09
8:06
#9440
20M
20.00 mi13:01:472:31:297:3411:02
8:07
#9560
21M
21.00 mi13:10:372:40:197:388:50
8:50
#9703
35K
21.75 mi13:16:322:46:147:395:55
7:55
#9740
23M
23.00 mi13:26:352:56:177:4010:03
8:02
#9725
24M
24.00 mi13:34:173:03:597:407:42
7:42
#9662
40K
24.85 mi13:41:173:10:597:417:00
8:11
#9704
25.2M
25.20 mi13:44:193:14:017:423:02
8:48
#9718
Finish
26.22 mi13:52:183:22:007:437:59
7:50
#9728
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi75468598599040(Top 34%)1471(Top 13%)1471(Top 30%)
10K6.21 mi3.10 mi7930-384993-134993-1348440(Top 32%)1213(Top 11%)1213(Top 25%)
15K9.32 mi3.11 mi8225-2951121-1281121-1289040(Top 34%)1471(Top 13%)1471(Top 30%)
20K12.43 mi3.11 mi8680-4551309-1881309-18810285(Top 39%)2046(Top 18%)2046(Top 42%)
Half13.11 mi0.68 mi8707-271323-141323-149525(Top 36%)1703(Top 15%)1703(Top 35%)
25K15.53 mi2.42 mi9006-2991448-1251448-12510819(Top 41%)2404(Top 21%)2404(Top 49%)
30K18.64 mi3.11 mi9440-4341668-2201668-22011623(Top 44%)2979(Top 26%)2979(Top 61%)
20M20.00 mi1.36 mi9560-1201734-661734-6611195(Top 42%)2835(Top 25%)2835(Top 58%)
21M21.00 mi1.00 mi9703-1431803-691803-6912492(Top 47%)3691(Top 32%)3691(Top 76%)
35K21.75 mi0.75 mi9740-371841-381841-3811549(Top 43%)3187(Top 28%)3187(Top 65%)
23M23.00 mi1.25 mi9725+151875-341875-349988(Top 38%)2520(Top 22%)2520(Top 52%)
24M24.00 mi1.00 mi9662+631869+61869+69141(Top 34%)2184(Top 19%)2184(Top 45%)
40K24.85 mi0.85 mi9704-421912-431912-4311341(Top 43%)3350(Top 29%)3350(Top 69%)
25.2M25.20 mi0.35 mi9718-141939-271939-2711456(Top 43%)3467(Top 30%)3467(Top 71%)
Finish26.22 mi1.02 mi9728-101976-371976-3711000(Top 41%)3207(Top 28%)3207(Top 66%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 34%
×21stories
+97ft-345ft

Overall

9040

Females

1471

F18-39

1471

5K→10K

3.1 - 6.2 mi

Top 32%
×5stories
+79ft-138ft

Overall

8440

Females

1213

F18-39

1213

10K→15K

6.2 - 9.3 mi

Top 34%
×3stories
+67ft-78ft

Overall

9040

Females

1471

F18-39

1471

15K→20K

9.3 - 12.4 mi

Top 39%
×5stories
+106ft-86ft

Overall

10285

Females

2046

F18-39

2046

20K→Half

12.4 - 13.1 mi

Top 36%
×2stories
+19ft-37ft

Overall

9525

Females

1703

F18-39

1703

Half→25K

13.1 - 15.5 mi

Top 41%
×4stories
+66ft-88ft

Overall

10819

Females

2404

F18-39

2404

25K→30K

15.5 - 18.6 mi

Top 44%
×9stories
+181ft-148ft

Overall

11623

Females

2979

F18-39

2979

30K→20M

18.6 - 20.0 mi

Top 42%
×5stories
+64ft-50ft

Overall

11195

Females

2835

F18-39

2835

20M→21M

20.0 - 21.0 mi

Top 47%
×8stories
+106ft-24ft

Overall

12492

Females

3691

F18-39

3691

21M→35K

21.0 - 21.8 mi

Top 43%
×7stories
+17ft-86ft

Overall

11549

Females

3187

F18-39

3187

35K→23M

21.8 - 23.0 mi

Top 38%
×5stories
+23ft-63ft

Overall

9988

Females

2520

F18-39

2520

23M→24M

23.0 - 24.0 mi

Top 34%
×6stories
+12ft-82ft

Overall

9141

Females

2184

F18-39

2184

24M→40K

24.0 - 24.9 mi

Top 43%
×1story
+6ft-20ft

Overall

11341

Females

3350

F18-39

3350

40K→25.2M

24.9 - 25.2 mi

Top 43%
×1story
+13ft-16ft

Overall

11456

Females

3467

F18-39

3467

25.2M→Finish

25.2 - 26.2 mi

Top 41%
×2stories
+22ft-21ft

Overall

11000

Females

3207

F18-39

3207

Passing Analysis

Category:
Athletes Passed
772*
Passed By
2954
Net Change
-2182
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#7546
5K → 10K86470-384#7546#7930
10K → 15K61356-295#7930#8225
15K → 20K37492-455#8225#8680
20K → Half1542-27#8680#8707
Half → 25K39338-299#8707#9006
25K → 30K70504-434#9006#9440
30K → 20M53173-120#9440#9560
20M → 21M39182-143#9560#9703
21M → 35K3471-37#9703#9740
35K → 23M10186+15#9740#9725
23M → 24M9532+63#9725#9662
24M → 40K43*85-42#9662#9704
40K → 25.2M3246-14#9704#9718
25.2M → Finish67*77-10#9718#9728
TOTALS772*2954-2182

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

📊

Passing Visuals

Category:
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🔥Passing Intensity

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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