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BOSTON MARATHON 2023

Jennifer Connelly

Bib: 18282•F

CA

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Masters (Masters Women)
#0 / 6539
Top 44%
Division (F50-54)
#0 / 1207
Top 37%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
26:13
Rank: #17147
Start → 5K
26:13 | 8:26/mi
10K· 6.21 mi
51:45
Rank: #16711 (+436)
5K → 10K
25:32 | 8:13/mi
15K· 9.32 mi
1:17:26
Rank: #16574 (+137)
10K → 15K
25:41 | 8:16/mi
20K· 12.43 mi
1:43:48
Rank: #16648 (-74)
15K → 20K
26:22 | 8:29/mi
Half· 13.11 mi
1:49:29
Rank: #16648
20K → Half
5:41 | 8:20/mi
25K· 15.53 mi
2:10:40
Rank: #16810 (-162)
Half → 25K
21:11 | 8:44/mi
30K· 18.64 mi
2:38:30
Rank: #16801 (+9)
25K → 30K
27:50 | 8:58/mi
20M
2:50:53
Rank: #16799 (+2)
30K → 20M
12:23 | 9:07/mi
21M
3:00:34
Rank: #16788 (+11)
20M → 21M
9:41 | 9:41/mi
35K· 21.75 mi
3:07:02
Rank: #16748 (+40)
21M → 35K
6:28 | 8:39/mi
23M
3:18:41
Rank: #16817 (-69)
35K → 23M
11:39 | 9:18/mi
24M
3:27:30
Rank: #16787 (+30)
23M → 24M
8:49 | 8:49/mi
40K· 24.85 mi
3:35:32
Rank: #16830 (-43)
24M → 40K
8:02 | 9:24/mi
25.2M
3:38:59
Rank: #16851 (-21)
40K → 25.2M
3:27 | 10:00/mi
Finish· 26.22 mi
3:48:16
Rank: #16927 (-76)
25.2M → Finish
9:17 | 9:07/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:49:29
Pace8:21 /mi
2nd Half
Distance13.11 mi
Time1:58:47
Pace9:04 /mi
📊Positive Split: 8.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:18:1126:138:2626:13
8:26
-
10K
6.21 mi11:43:4351:458:2025:32
8:13
-0:13
15K
9.32 mi12:09:241:17:268:1825:41
8:16
+0:03
20K
12.43 mi12:35:461:43:488:2126:22
8:29
+0:13
Half
13.11 mi12:41:271:49:298:215:41
8:20
-0:09
25K
15.53 mi13:02:382:10:408:2521:11
8:44
+0:24
30K
18.64 mi13:30:282:38:308:3027:50
8:58
+0:14
20M
20.00 mi13:42:512:50:538:3312:23
9:07
+0:09
21M
21.00 mi13:52:323:00:348:369:41
9:41
+0:34
35K
21.75 mi13:59:003:07:028:366:28
8:39
-1:02
23M
23.00 mi14:10:393:18:418:3811:39
9:18
+0:39
24M
24.00 mi14:19:283:27:308:398:49
8:49
-0:29
40K
24.85 mi14:27:303:35:328:408:02
9:24
+0:35
25.2M
25.20 mi14:30:573:38:598:413:27
10:00
+0:36
Finish
26.22 mi14:40:143:48:168:439:17
9:07
-0:53

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

8:13 /mi

Average Pace

8:43 /mi

Slowest Pace

10:00 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:49:29

48% of race

Time at Steady Pace

1:04:18

28% of race

Time at Slower Pace

54:29

24% of race

Average Pace: 8:42 /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 mi11:18:1126:138:2626:13
8:26
#17147
10K
6.21 mi11:43:4351:458:2025:32
8:13
#16711
15K
9.32 mi12:09:241:17:268:1825:41
8:16
#16574
20K
12.43 mi12:35:461:43:488:2126:22
8:29
#16648
Half
13.11 mi12:41:271:49:298:215:41
8:20
#16648
25K
15.53 mi13:02:382:10:408:2521:11
8:44
#16810
30K
18.64 mi13:30:282:38:308:3027:50
8:58
#16801
20M
20.00 mi13:42:512:50:538:3312:23
9:07
#16799
21M
21.00 mi13:52:323:00:348:369:41
9:41
#16788
35K
21.75 mi13:59:003:07:028:366:28
8:39
#16748
23M
23.00 mi14:10:393:18:418:3811:39
9:18
#16817
24M
24.00 mi14:19:283:27:308:398:49
8:49
#16787
40K
24.85 mi14:27:303:35:328:408:02
9:24
#16830
25.2M
25.20 mi14:30:573:38:598:413:27
10:00
#16851
Finish
26.22 mi14:40:143:48:168:439:17
9:07
#16927
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi171476029602916338(Top 61%)5502(Top 48%)5502(Top 456%)
10K6.21 mi3.10 mi16711+4365717+3125717+31216403(Top 62%)5515(Top 48%)5515(Top 457%)
15K9.32 mi3.11 mi16574+1375648+695648+6916338(Top 61%)5502(Top 48%)5502(Top 456%)
20K12.43 mi3.11 mi16648-745706-585706-5816779(Top 63%)5805(Top 51%)5805(Top 481%)
Half13.11 mi0.68 mi166485714-85714-816729(Top 63%)5740(Top 50%)5740(Top 476%)
25K15.53 mi2.42 mi16810-1625843-1295843-12917592(Top 66%)6334(Top 55%)6334(Top 525%)
30K18.64 mi3.11 mi16801+95847-45847-416957(Top 64%)6042(Top 53%)6042(Top 501%)
20M20.00 mi1.36 mi16799+25863-165863-1617140(Top 64%)6249(Top 55%)6249(Top 518%)
21M21.00 mi1.00 mi16788+115861+25861+216794(Top 63%)6070(Top 53%)6070(Top 503%)
35K21.75 mi0.75 mi16748+405849+125849+1216141(Top 61%)5780(Top 51%)5780(Top 479%)
23M23.00 mi1.25 mi16817-695910-615910-6117542(Top 66%)6596(Top 58%)6596(Top 546%)
24M24.00 mi1.00 mi16787+305918-85918-816318(Top 61%)5981(Top 52%)5981(Top 496%)
40K24.85 mi0.85 mi16830-435964-465964-4617941(Top 67%)6913(Top 61%)6913(Top 573%)
25.2M25.20 mi0.35 mi16851-215979-155979-1517423(Top 65%)6656(Top 58%)6656(Top 551%)
Finish26.22 mi1.02 mi16927-766038-596038-5918519(Top 70%)7177(Top 63%)7177(Top 595%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 61%
×21stories
+97ft-345ft

Overall

16338

Females

5502

F50-54

5502

5K→10K

3.1 - 6.2 mi

Top 62%
×5stories
+79ft-138ft

Overall

16403

Females

5515

F50-54

5515

10K→15K

6.2 - 9.3 mi

Top 61%
×3stories
+67ft-78ft

Overall

16338

Females

5502

F50-54

5502

15K→20K

9.3 - 12.4 mi

Top 63%
×5stories
+106ft-86ft

Overall

16779

Females

5805

F50-54

5805

20K→Half

12.4 - 13.1 mi

Top 63%
×2stories
+19ft-37ft

Overall

16729

Females

5740

F50-54

5740

Half→25K

13.1 - 15.5 mi

Top 66%
×4stories
+66ft-88ft

Overall

17592

Females

6334

F50-54

6334

25K→30K

15.5 - 18.6 mi

Top 64%
×9stories
+181ft-148ft

Overall

16957

Females

6042

F50-54

6042

30K→20M

18.6 - 20.0 mi

Top 64%
×5stories
+64ft-50ft

Overall

17140

Females

6249

F50-54

6249

20M→21M

20.0 - 21.0 mi

Top 63%
×8stories
+106ft-24ft

Overall

16794

Females

6070

F50-54

6070

21M→35K

21.0 - 21.8 mi

Top 61%
×7stories
+17ft-86ft

Overall

16141

Females

5780

F50-54

5780

35K→23M

21.8 - 23.0 mi

Top 66%
×5stories
+23ft-63ft

Overall

17542

Females

6596

F50-54

6596

23M→24M

23.0 - 24.0 mi

Top 61%
×6stories
+12ft-82ft

Overall

16318

Females

5981

F50-54

5981

24M→40K

24.0 - 24.9 mi

Top 67%
×1story
+6ft-20ft

Overall

17941

Females

6913

F50-54

6913

40K→25.2M

24.9 - 25.2 mi

Top 65%
×1story
+13ft-16ft

Overall

17423

Females

6656

F50-54

6656

25.2M→Finish

25.2 - 26.2 mi

Top 70%
×2stories
+22ft-21ft

Overall

18519

Females

7177

F50-54

7177

Passing Analysis

Category:
Athletes Passed
1770
Passed By
1550
Net Change
+220
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#17147
5K → 10K580144+436#17147#16711
10K → 15K283146+137#16711#16574
15K → 20K149223-74#16574#16648
20K → Half30300#16648#16648
Half → 25K88250-162#16648#16810
25K → 30K174165+9#16810#16801
30K → 20M8482+2#16801#16799
20M → 21M7867+11#16799#16788
21M → 35K6323+40#16788#16748
35K → 23M58127-69#16748#16817
23M → 24M8050+30#16817#16787
24M → 40K3982-43#16787#16830
40K → 25.2M2445-21#16830#16851
25.2M → Finish40116-76#16851#16927
TOTALS17701550+220
📊

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