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BOSTON MARATHON 2023

Jennifer Darnell

Bib: 22087•F

CO

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Top 47%
Masters (Masters Women)
#0 / 6539
Top 36%
Division (F60-64)
#0 / 527
Top 9%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
26:38
Rank: #18054
Start → 5K
8:34/mi
26:38 split
10K· 6.21 mi
53:14
Rank: #18307 (-253)
5K → 10K
8:34/mi
26:36 split
15K· 9.32 mi
1:19:44
Rank: #18199 (+108)
10K → 15K
8:32/mi
26:30 split
20K· 12.43 mi
1:46:27
Rank: #17999 (+200)
15K → 20K
8:36/mi
26:43 split
Half· 13.11 mi
1:52:08
Rank: #17926 (+73)
20K → Half
8:20/mi
5:41 split
25K· 15.53 mi
2:12:41
Rank: #17584 (+342)
Half → 25K
8:29/mi
20:33 split
30K· 18.64 mi
2:39:30
Rank: #17094 (+490)
25K → 30K
8:38/mi
26:49 split
20M
2:51:03
Rank: #16855 (+239)
30K → 20M
8:30/mi
11:33 split
21M
3:00:01
Rank: #16641 (+214)
20M → 21M
8:58/mi
8:58 split
35K· 21.75 mi
3:06:11
Rank: #16522 (+119)
21M → 35K
8:15/mi
6:10 split
23M
3:16:46
Rank: #16313 (+209)
35K → 23M
8:27/mi
10:35 split
24M
3:24:54
Rank: #16113 (+200)
23M → 24M
8:08/mi
8:08 split
40K· 24.85 mi
3:31:59
Rank: #15950 (+163)
24M → 40K
8:17/mi
7:05 split
25.2M
3:35:06
Rank: #15889 (+61)
40K → 25.2M
9:02/mi
3:07 split
Finish· 26.22 mi
3:43:28
Rank: #15793 (+96)
25.2M → Finish
8:13/mi
8:22 split

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:52:08
Pace8:33 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:51:20
Pace8:30 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:20:5526:388:3426:38
8:34
-
10K
6.21 mi11:47:3153:148:3426:36
8:34
0:00
15K
9.32 mi12:14:011:19:448:3326:30
8:32
-0:02
20K
12.43 mi12:40:441:46:278:3426:43
8:36
+0:04
Half
13.11 mi12:46:251:52:088:335:41
8:20
-0:16
25K
15.53 mi13:06:582:12:418:3220:33
8:29
+0:09
30K
18.64 mi13:33:472:39:308:3326:49
8:38
+0:09
20M
20.00 mi13:45:202:51:038:3311:33
8:30
-0:08
21M
21.00 mi13:54:183:00:018:348:58
8:58
+0:28
35K
21.75 mi14:00:283:06:118:346:10
8:15
-0:43
23M
23.00 mi14:11:033:16:468:3310:35
8:27
+0:12
24M
24.00 mi14:19:113:24:548:328:08
8:08
-0:19
40K
24.85 mi14:26:163:31:598:327:05
8:17
+0:09
25.2M
25.20 mi14:29:233:35:068:323:07
9:02
+0:45
Finish
26.22 mi14:37:453:43:288:328:22
8:13
-0:49

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

8:08 /mi

Average Pace

8:32 /mi

Slowest Pace

9:02 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:31:23

95% of race

Time at Steady Pace

12:05

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:31 /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 mi11:20:5526:388:3426:38
8:34
#18054
10K
6.21 mi11:47:3153:148:3426:36
8:34
#18307
15K
9.32 mi12:14:011:19:448:3326:30
8:32
#18199
20K
12.43 mi12:40:441:46:278:3426:43
8:36
#17999
Half
13.11 mi12:46:251:52:088:335:41
8:20
#17926
25K
15.53 mi13:06:582:12:418:3220:33
8:29
#17584
30K
18.64 mi13:33:472:39:308:3326:49
8:38
#17094
20M
20.00 mi13:45:202:51:038:3311:33
8:30
#16855
21M
21.00 mi13:54:183:00:018:348:58
8:58
#16641
35K
21.75 mi14:00:283:06:118:346:10
8:15
#16522
23M
23.00 mi14:11:033:16:468:3310:35
8:27
#16313
24M
24.00 mi14:19:113:24:548:328:08
8:08
#16113
40K
24.85 mi14:26:163:31:598:327:05
8:17
#15950
25.2M
25.20 mi14:29:233:35:068:323:07
9:02
#15889
Finish
26.22 mi14:37:453:43:288:328:22
8:13
#15793
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF60-64Seg. OverallSeg. FemalesSeg. F60-64
5K3.11 mi3.11 mi180546589658918010(Top 68%)6498(Top 57%)6498(Top 1233%)
10K6.21 mi3.10 mi18307-2536701-1126701-11218638(Top 70%)6854(Top 60%)6854(Top 1301%)
15K9.32 mi3.11 mi18199+1086639+626639+6218010(Top 68%)6498(Top 57%)6498(Top 1233%)
20K12.43 mi3.11 mi17999+2006517+1226517+12217484(Top 66%)6210(Top 54%)6210(Top 1178%)
Half13.11 mi0.68 mi17926+736475+426475+4216696(Top 63%)5707(Top 50%)5707(Top 1083%)
25K15.53 mi2.42 mi17584+3426286+1896286+18916059(Top 60%)5477(Top 48%)5477(Top 1039%)
30K18.64 mi3.11 mi17094+4906021+2656021+26515125(Top 57%)5016(Top 44%)5016(Top 952%)
20M20.00 mi1.36 mi16855+2395888+1335888+13313662(Top 51%)4222(Top 37%)4222(Top 801%)
21M21.00 mi1.00 mi16641+2145783+1055783+10513258(Top 50%)4093(Top 36%)4093(Top 777%)
35K21.75 mi0.75 mi16522+1195728+555728+5513813(Top 52%)4476(Top 39%)4476(Top 849%)
23M23.00 mi1.25 mi16313+2095620+1085620+10812955(Top 49%)4051(Top 35%)4051(Top 769%)
24M24.00 mi1.00 mi16113+2005525+955525+9512191(Top 46%)3702(Top 32%)3702(Top 702%)
40K24.85 mi0.85 mi15950+1635452+735452+7311991(Top 45%)3681(Top 32%)3681(Top 698%)
25.2M25.20 mi0.35 mi15889+615419+335419+3312838(Top 48%)4171(Top 37%)4171(Top 791%)
Finish26.22 mi1.02 mi15793+965372+475372+4713550(Top 51%)4505(Top 39%)4505(Top 855%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 68%
×21stories
+97ft-345ft

Overall

18010

Females

6498

F60-64

6498

5K→10K

3.1 - 6.2 mi

Top 70%
×5stories
+79ft-138ft

Overall

18638

Females

6854

F60-64

6854

10K→15K

6.2 - 9.3 mi

Top 68%
×3stories
+67ft-78ft

Overall

18010

Females

6498

F60-64

6498

15K→20K

9.3 - 12.4 mi

Top 66%
×5stories
+106ft-86ft

Overall

17484

Females

6210

F60-64

6210

20K→Half

12.4 - 13.1 mi

Top 63%
×2stories
+19ft-37ft

Overall

16696

Females

5707

F60-64

5707

Half→25K

13.1 - 15.5 mi

Top 60%
×4stories
+66ft-88ft

Overall

16059

Females

5477

F60-64

5477

25K→30K

15.5 - 18.6 mi

Top 57%
×9stories
+181ft-148ft

Overall

15125

Females

5016

F60-64

5016

30K→20M

18.6 - 20.0 mi

Top 51%
×5stories
+64ft-50ft

Overall

13662

Females

4222

F60-64

4222

20M→21M

20.0 - 21.0 mi

Top 50%
×8stories
+106ft-24ft

Overall

13258

Females

4093

F60-64

4093

21M→35K

21.0 - 21.8 mi

Top 52%
×7stories
+17ft-86ft

Overall

13813

Females

4476

F60-64

4476

35K→23M

21.8 - 23.0 mi

Top 49%
×5stories
+23ft-63ft

Overall

12955

Females

4051

F60-64

4051

23M→24M

23.0 - 24.0 mi

Top 46%
×6stories
+12ft-82ft

Overall

12191

Females

3702

F60-64

3702

24M→40K

24.0 - 24.9 mi

Top 45%
×1story
+6ft-20ft

Overall

11991

Females

3681

F60-64

3681

40K→25.2M

24.9 - 25.2 mi

Top 48%
×1story
+13ft-16ft

Overall

12838

Females

4171

F60-64

4171

25.2M→Finish

25.2 - 26.2 mi

Top 51%
×2stories
+22ft-21ft

Overall

13550

Females

4505

F60-64

4505

Passing Analysis

Category:
Athletes Passed
2994
Passed By
733
Net Change
+2261
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#18054
5K → 10K194447-253#18054#18307
10K → 15K236128+108#18307#18199
15K → 20K27575+200#18199#17999
20K → Half8411+73#17999#17926
Half → 25K3508+342#17926#17584
25K → 30K4988+490#17584#17094
30K → 20M2467+239#17094#16855
20M → 21M2195+214#16855#16641
21M → 35K1267+119#16641#16522
35K → 23M2145+209#16522#16313
23M → 24M2066+200#16313#16113
24M → 40K1674+163#16113#15950
40K → 25.2M643+61#15950#15889
25.2M → Finish11519+96#15889#15793
TOTALS2994733+2261
📊

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