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BOSTON MARATHON 2023

Jenna Carpenter

Bib: 16491•F

CA

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

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
25:54
Rank: #16398
Start → 5K
25:54 | 8:20/mi
10K· 6.21 mi
51:37
Rank: #16551 (-153)
5K → 10K
25:43 | 8:17/mi
15K· 9.32 mi
1:17:11
Rank: #16373 (+178)
10K → 15K
25:34 | 8:14/mi
20K· 12.43 mi
1:42:47
Rank: #16058 (+315)
15K → 20K
25:36 | 8:14/mi
Half· 13.11 mi
1:48:12
Rank: #15937 (+121)
20K → Half
5:25 | 7:56/mi
25K· 15.53 mi
2:07:47
Rank: #15522 (+415)
Half → 25K
19:35 | 8:05/mi
30K· 18.64 mi
2:33:49
Rank: #15134 (+388)
25K → 30K
26:02 | 8:23/mi
20M
2:45:14
Rank: #14973 (+161)
30K → 20M
11:25 | 8:24/mi
21M
2:54:18
Rank: #14891 (+82)
20M → 21M
9:04 | 9:04/mi
35K· 21.75 mi
3:00:29
Rank: #14836 (+55)
21M → 35K
6:11 | 8:16/mi
23M
3:11:02
Rank: #14712 (+124)
35K → 23M
10:33 | 8:26/mi
24M
3:19:16
Rank: #14594 (+118)
23M → 24M
8:14 | 8:14/mi
40K· 24.85 mi
3:26:29
Rank: #14522 (+72)
24M → 40K
7:13 | 8:26/mi
25.2M
3:29:31
Rank: #14468 (+54)
40K → 25.2M
3:02 | 8:48/mi
Finish· 26.22 mi
3:37:16
Rank: #14257 (+211)
25.2M → Finish
7:45 | 7:36/mi

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:48:12
Pace8:15 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:49:04
Pace8:19 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:16:0825:548:2025:54
8:20
-
10K
6.21 mi11:41:5151:378:1825:43
8:17
-0:03
15K
9.32 mi12:07:251:17:118:1725:34
8:14
-0:03
20K
12.43 mi12:33:011:42:478:1625:36
8:14
0:00
Half
13.11 mi12:38:261:48:128:155:25
7:56
-0:18
25K
15.53 mi12:58:012:07:478:1419:35
8:05
+0:09
30K
18.64 mi13:24:032:33:498:1526:02
8:23
+0:18
20M
20.00 mi13:35:282:45:148:1611:25
8:24
+0:01
21M
21.00 mi13:44:322:54:188:189:04
9:04
+0:40
35K
21.75 mi13:50:433:00:298:186:11
8:16
-0:48
23M
23.00 mi14:01:163:11:028:1810:33
8:26
+0:10
24M
24.00 mi14:09:303:19:168:188:14
8:14
-0:12
40K
24.85 mi14:16:433:26:298:187:13
8:26
+0:12
25.2M
25.20 mi14:19:453:29:318:193:02
8:48
+0:22
Finish
26.22 mi14:27:303:37:168:187:45
7:36
-1:12

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

7:36 /mi

Average Pace

8:18 /mi

Slowest Pace

9:04 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:29:57

69% of race

Time at Steady Pace

58:15

27% of race

Time at Slower Pace

9:04

4% of race

Average Pace: 8:17 /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 mi11:16:0825:548:2025:54
8:20
#16398
10K
6.21 mi11:41:5151:378:1825:43
8:17
#16551
15K
9.32 mi12:07:251:17:118:1725:34
8:14
#16373
20K
12.43 mi12:33:011:42:478:1625:36
8:14
#16058
Half
13.11 mi12:38:261:48:128:155:25
7:56
#15937
25K
15.53 mi12:58:012:07:478:1419:35
8:05
#15522
30K
18.64 mi13:24:032:33:498:1526:02
8:23
#15134
20M
20.00 mi13:35:282:45:148:1611:25
8:24
#14973
21M
21.00 mi13:44:322:54:188:189:04
9:04
#14891
35K
21.75 mi13:50:433:00:298:186:11
8:16
#14836
23M
23.00 mi14:01:163:11:028:1810:33
8:26
#14712
24M
24.00 mi14:09:303:19:168:188:14
8:14
#14594
40K
24.85 mi14:16:433:26:298:187:13
8:26
#14522
25.2M
25.20 mi14:19:453:29:318:193:02
8:48
#14468
Finish
26.22 mi14:27:303:37:168:187:45
7:36
#14257
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi163985533553316070(Top 60%)5329(Top 47%)5329(Top 109%)
10K6.21 mi3.10 mi16551-1535609-765609-7616771(Top 63%)5728(Top 50%)5728(Top 117%)
15K9.32 mi3.11 mi16373+1785509+1005509+10016070(Top 60%)5329(Top 47%)5329(Top 109%)
20K12.43 mi3.11 mi16058+3155342+1675342+16715211(Top 57%)4845(Top 42%)4845(Top 99%)
Half13.11 mi0.68 mi15937+1215268+745268+7413962(Top 52%)4071(Top 36%)4071(Top 83%)
25K15.53 mi2.42 mi15522+4155039+2295039+22913365(Top 50%)3849(Top 34%)3849(Top 79%)
30K18.64 mi3.11 mi15134+3884847+1924847+19213570(Top 51%)4073(Top 36%)4073(Top 83%)
20M20.00 mi1.36 mi14973+1614752+954752+9513055(Top 49%)3891(Top 34%)3891(Top 80%)
21M21.00 mi1.00 mi14891+824723+294723+2913810(Top 52%)4388(Top 38%)4388(Top 90%)
35K21.75 mi0.75 mi14836+554707+164707+1613936(Top 52%)4527(Top 40%)4527(Top 93%)
23M23.00 mi1.25 mi14712+1244660+474660+4712782(Top 48%)3961(Top 35%)3961(Top 81%)
24M24.00 mi1.00 mi14594+1184609+514609+5112863(Top 48%)4062(Top 36%)4062(Top 83%)
40K24.85 mi0.85 mi14522+724589+204589+2013006(Top 49%)4210(Top 37%)4210(Top 86%)
25.2M25.20 mi0.35 mi14468+544567+224567+2211425(Top 43%)3437(Top 30%)3437(Top 70%)
Finish26.22 mi1.02 mi14257+2114461+1064461+1069353(Top 35%)2411(Top 21%)2411(Top 49%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 60%
×21stories
+97ft-345ft

Overall

16070

Females

5329

F18-39

5329

5K→10K

3.1 - 6.2 mi

Top 63%
×5stories
+79ft-138ft

Overall

16771

Females

5728

F18-39

5728

10K→15K

6.2 - 9.3 mi

Top 60%
×3stories
+67ft-78ft

Overall

16070

Females

5329

F18-39

5329

15K→20K

9.3 - 12.4 mi

Top 57%
×5stories
+106ft-86ft

Overall

15211

Females

4845

F18-39

4845

20K→Half

12.4 - 13.1 mi

Top 52%
×2stories
+19ft-37ft

Overall

13962

Females

4071

F18-39

4071

Half→25K

13.1 - 15.5 mi

Top 50%
×4stories
+66ft-88ft

Overall

13365

Females

3849

F18-39

3849

25K→30K

15.5 - 18.6 mi

Top 51%
×9stories
+181ft-148ft

Overall

13570

Females

4073

F18-39

4073

30K→20M

18.6 - 20.0 mi

Top 49%
×5stories
+64ft-50ft

Overall

13055

Females

3891

F18-39

3891

20M→21M

20.0 - 21.0 mi

Top 52%
×8stories
+106ft-24ft

Overall

13810

Females

4388

F18-39

4388

21M→35K

21.0 - 21.8 mi

Top 52%
×7stories
+17ft-86ft

Overall

13936

Females

4527

F18-39

4527

35K→23M

21.8 - 23.0 mi

Top 48%
×5stories
+23ft-63ft

Overall

12782

Females

3961

F18-39

3961

23M→24M

23.0 - 24.0 mi

Top 48%
×6stories
+12ft-82ft

Overall

12863

Females

4062

F18-39

4062

24M→40K

24.0 - 24.9 mi

Top 49%
×1story
+6ft-20ft

Overall

13006

Females

4210

F18-39

4210

40K→25.2M

24.9 - 25.2 mi

Top 43%
×1story
+13ft-16ft

Overall

11425

Females

3437

F18-39

3437

25.2M→Finish

25.2 - 26.2 mi

Top 35%
×2stories
+22ft-21ft

Overall

9353

Females

2411

F18-39

2411

Passing Analysis

Category:
Athletes Passed
2865
Passed By
724
Net Change
+2141
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#16398
5K → 10K223376-153#16398#16551
10K → 15K294116+178#16551#16373
15K → 20K35641+315#16373#16058
20K → Half1232+121#16058#15937
Half → 25K4227+415#15937#15522
25K → 30K41224+388#15522#15134
30K → 20M17817+161#15134#14973
20M → 21M12644+82#14973#14891
21M → 35K7419+55#14891#14836
35K → 23M15329+124#14836#14712
23M → 24M13820+118#14712#14594
24M → 40K9422+72#14594#14522
40K → 25.2M584+54#14522#14468
25.2M → Finish2143+211#14468#14257
TOTALS2865724+2141
📊

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