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BOSTON MARATHON 2023

Jennifer Hartberger

Bib: 4032•F

KY

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 39%
Gender (Female)
#0 / 11423
Top 20%
Division (F18-39)
#0 / 4884
Top 36%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:32
Rank: #5816
Start → 5K
21:32 | 6:56/mi
10K· 6.21 mi
43:35
Rank: #6588 (-772)
5K → 10K
22:03 | 7:06/mi
15K· 9.32 mi
1:06:18
Rank: #7194 (-606)
10K → 15K
22:43 | 7:19/mi
20K· 12.43 mi
1:29:52
Rank: #7778 (-584)
15K → 20K
23:34 | 7:35/mi
Half· 13.11 mi
1:34:49
Rank: #7790 (-12)
20K → Half
4:57 | 7:15/mi
25K· 15.53 mi
1:53:25
Rank: #8085 (-295)
Half → 25K
18:36 | 7:40/mi
30K· 18.64 mi
2:18:37
Rank: #8650 (-565)
25K → 30K
25:12 | 8:07/mi
20M
2:30:40
Rank: #9225 (-575)
30K → 20M
12:03 | 8:52/mi
21M
2:39:25
Rank: #9355 (-130)
20M → 21M
8:45 | 8:45/mi
35K· 21.75 mi
2:45:53
Rank: #9624 (-269)
21M → 35K
6:28 | 8:39/mi
23M
2:57:11
Rank: #10032 (-408)
35K → 23M
11:18 | 9:02/mi
24M
3:06:13
Rank: #10418 (-386)
23M → 24M
9:02 | 9:02/mi
40K· 24.85 mi
3:13:39
Rank: #10558 (-140)
24M → 40K
7:26 | 8:42/mi
25.2M
3:16:43
Rank: #10571 (-13)
40K → 25.2M
3:04 | 8:54/mi
Finish· 26.22 mi
3:24:21
Rank: #10466 (+105)
25.2M → Finish
7:38 | 7:29/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:34:49
Pace7:14 /mi
2nd Half
Distance13.11 mi
Time1:49:32
Pace8:21 /mi
📊Positive Split: 15.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:23:3621:326:5621:32
6:56
-
10K
6.21 mi10:45:3943:357:0122:03
7:06
+0:10
15K
9.32 mi11:08:221:06:187:0722:43
7:19
+0:13
20K
12.43 mi11:31:561:29:527:1423:34
7:35
+0:16
Half
13.11 mi11:36:531:34:497:144:57
7:15
-0:20
25K
15.53 mi11:55:291:53:257:1818:36
7:40
+0:25
30K
18.64 mi12:20:412:18:377:2625:12
8:07
+0:27
20M
20.00 mi12:32:442:30:407:3212:03
8:52
+0:45
21M
21.00 mi12:41:292:39:257:358:45
8:45
-0:07
35K
21.75 mi12:47:572:45:537:386:28
8:39
-0:06
23M
23.00 mi12:59:152:57:117:4211:18
9:02
+0:23
24M
24.00 mi13:08:173:06:137:469:02
9:02
0:00
40K
24.85 mi13:15:433:13:397:477:26
8:42
-0:20
25.2M
25.20 mi13:18:473:16:437:483:04
8:54
+0:12
Finish
26.22 mi13:26:253:24:217:487:38
7:29
-1:25

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

6:56 /mi

Average Pace

7:48 /mi

Slowest Pace

9:02 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:01:03

59% of race

Time at Steady Pace

25:12

12% of race

Time at Slower Pace

58:06

28% of race

Average Pace: 7:48 /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 mi10:23:3621:326:5621:32
6:56
#5816
10K
6.21 mi10:45:3943:357:0122:03
7:06
#6588
15K
9.32 mi11:08:221:06:187:0722:43
7:19
#7194
20K
12.43 mi11:31:561:29:527:1423:34
7:35
#7778
Half
13.11 mi11:36:531:34:497:144:57
7:15
#7790
25K
15.53 mi11:55:291:53:257:1818:36
7:40
#8085
30K
18.64 mi12:20:412:18:377:2625:12
8:07
#8650
20M
20.00 mi12:32:442:30:407:3212:03
8:52
#9225
21M
21.00 mi12:41:292:39:257:358:45
8:45
#9355
35K
21.75 mi12:47:572:45:537:386:28
8:39
#9624
23M
23.00 mi12:59:152:57:117:4211:18
9:02
#10032
24M
24.00 mi13:08:173:06:137:469:02
9:02
#10418
40K
24.85 mi13:15:433:13:397:477:26
8:42
#10558
25.2M
25.20 mi13:18:473:16:437:483:04
8:54
#10571
Finish
26.22 mi13:26:253:24:217:487:38
7:29
#10466
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi58164764768686(Top 33%)1317(Top 12%)1317(Top 27%)
10K6.21 mi3.10 mi6588-772638-162638-1627443(Top 28%)880(Top 8%)880(Top 18%)
15K9.32 mi3.11 mi7194-606795-157795-1578686(Top 33%)1317(Top 12%)1317(Top 27%)
20K12.43 mi3.11 mi7778-584976-181976-1819992(Top 38%)1910(Top 17%)1910(Top 39%)
Half13.11 mi0.68 mi7790-12984-8984-88340(Top 31%)1245(Top 11%)1245(Top 25%)
25K15.53 mi2.42 mi8085-2951110-1261110-12610103(Top 38%)2043(Top 18%)2043(Top 42%)
30K18.64 mi3.11 mi8650-5651357-2471357-24711726(Top 44%)3027(Top 26%)3027(Top 62%)
20M20.00 mi1.36 mi9225-5751604-2471604-24715819(Top 59%)5455(Top 48%)5455(Top 112%)
21M21.00 mi1.00 mi9355-1301675-711675-7111973(Top 45%)3375(Top 30%)3375(Top 69%)
35K21.75 mi0.75 mi9624-2691792-1171792-11716094(Top 60%)5733(Top 50%)5733(Top 117%)
23M23.00 mi1.25 mi10032-4082007-2152007-21516178(Top 61%)5834(Top 51%)5834(Top 119%)
24M24.00 mi1.00 mi10418-3862239-2322239-23217382(Top 65%)6561(Top 57%)6561(Top 134%)
40K24.85 mi0.85 mi10558-1402340-1012340-10114471(Top 54%)5001(Top 44%)5001(Top 102%)
25.2M25.20 mi0.35 mi10571-132356-162356-1611928(Top 45%)3666(Top 32%)3666(Top 75%)
Finish26.22 mi1.02 mi10466+1052329+272329+278513(Top 32%)2034(Top 18%)2034(Top 42%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 33%
×21stories
+97ft-345ft

Overall

8686

Females

1317

F18-39

1317

5K→10K

3.1 - 6.2 mi

Top 28%
×5stories
+79ft-138ft

Overall

7443

Females

880

F18-39

880

10K→15K

6.2 - 9.3 mi

Top 33%
×3stories
+67ft-78ft

Overall

8686

Females

1317

F18-39

1317

15K→20K

9.3 - 12.4 mi

Top 38%
×5stories
+106ft-86ft

Overall

9992

Females

1910

F18-39

1910

20K→Half

12.4 - 13.1 mi

Top 31%
×2stories
+19ft-37ft

Overall

8340

Females

1245

F18-39

1245

Half→25K

13.1 - 15.5 mi

Top 38%
×4stories
+66ft-88ft

Overall

10103

Females

2043

F18-39

2043

25K→30K

15.5 - 18.6 mi

Top 44%
×9stories
+181ft-148ft

Overall

11726

Females

3027

F18-39

3027

30K→20M

18.6 - 20.0 mi

Top 59%
×5stories
+64ft-50ft

Overall

15819

Females

5455

F18-39

5455

20M→21M

20.0 - 21.0 mi

Top 45%
×8stories
+106ft-24ft

Overall

11973

Females

3375

F18-39

3375

21M→35K

21.0 - 21.8 mi

Top 60%
×7stories
+17ft-86ft

Overall

16094

Females

5733

F18-39

5733

35K→23M

21.8 - 23.0 mi

Top 61%
×5stories
+23ft-63ft

Overall

16178

Females

5834

F18-39

5834

23M→24M

23.0 - 24.0 mi

Top 65%
×6stories
+12ft-82ft

Overall

17382

Females

6561

F18-39

6561

24M→40K

24.0 - 24.9 mi

Top 54%
×1story
+6ft-20ft

Overall

14471

Females

5001

F18-39

5001

40K→25.2M

24.9 - 25.2 mi

Top 45%
×1story
+13ft-16ft

Overall

11928

Females

3666

F18-39

3666

25.2M→Finish

25.2 - 26.2 mi

Top 32%
×2stories
+22ft-21ft

Overall

8513

Females

2034

F18-39

2034

Passing Analysis

Category:
Athletes Passed
448
Passed By
5096
Net Change
-4650
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5816
5K → 10K22794-772#5816#6588
10K → 15K14620-606#6588#7194
15K → 20K21605-584#7194#7778
20K → Half1729-12#7778#7790
Half → 25K29324-295#7790#8085
25K → 30K47612-565#8085#8650
30K → 20M12587-575#8650#9225
20M → 21M49179-130#9225#9355
21M → 35K9278-269#9355#9624
35K → 23M19426-408#9624#10032
23M → 24M12397-386#10032#10418
24M → 40K38178-140#10418#10558
40K → 25.2M2639-13#10558#10571
25.2M → Finish13328+105#10571#10466
TOTALS4485096-4650
📊

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