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BOSTON MARATHON 2023

Jennifer Power

Bib: 20550•F

NS

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

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
26:18
Rank: #17341
Start → 5K
26:18 | 8:28/mi
10K· 6.21 mi
54:26
Rank: #19467 (-2126)
5K → 10K
28:08 | 9:03/mi
15K· 9.32 mi
1:20:56
Rank: #18956 (+511)
10K → 15K
26:30 | 8:32/mi
20K· 12.43 mi
1:48:00
Rank: #18738 (+218)
15K → 20K
27:04 | 8:43/mi
Half· 13.11 mi
1:53:54
Rank: #18736 (+2)
20K → Half
5:54 | 8:39/mi
25K· 15.53 mi
2:15:48
Rank: #18815 (-79)
Half → 25K
21:54 | 9:02/mi
30K· 18.64 mi
2:48:27
Rank: #19766 (-951)
25K → 30K
32:39 | 10:31/mi
20M
3:03:23
Rank: #20128 (-362)
30K → 20M
14:56 | 10:59/mi
21M
3:15:17
Rank: #20331 (-203)
20M → 21M
11:54 | 11:54/mi
35K· 21.75 mi
3:23:14
Rank: #20435 (-104)
21M → 35K
7:57 | 10:38/mi
23M
3:36:47
Rank: #20548 (-113)
35K → 23M
13:33 | 10:49/mi
24M
3:47:06
Rank: #20603 (-55)
23M → 24M
10:19 | 10:19/mi
40K· 24.85 mi
3:56:08
Rank: #20639 (-36)
24M → 40K
9:02 | 10:34/mi
25.2M
4:00:18
Rank: #20681 (-42)
40K → 25.2M
4:10 | 12:05/mi
Finish· 26.22 mi
4:10:23
Rank: #20702 (-21)
25.2M → Finish
10:05 | 9:54/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:53:54
Pace8:41 /mi
2nd Half
Distance13.11 mi
Time2:16:29
Pace10:25 /mi
📊Positive Split: 19.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:19:1026:188:2826:18
8:28
-
10K
6.21 mi11:47:1854:268:4628:08
9:03
+0:35
15K
9.32 mi12:13:481:20:568:4126:30
8:32
-0:31
20K
12.43 mi12:40:521:48:008:4127:04
8:43
+0:11
Half
13.11 mi12:46:461:53:548:415:54
8:39
-0:04
25K
15.53 mi13:08:402:15:488:4521:54
9:02
+0:23
30K
18.64 mi13:41:192:48:279:0232:39
10:31
+1:29
20M
20.00 mi13:56:153:03:239:1014:56
10:59
+0:28
21M
21.00 mi14:08:093:15:179:1811:54
11:54
+0:55
35K
21.75 mi14:16:063:23:149:217:57
10:38
-1:16
23M
23.00 mi14:29:393:36:479:2613:33
10:49
+0:11
24M
24.00 mi14:39:583:47:069:2810:19
10:19
-0:30
40K
24.85 mi14:49:003:56:089:309:02
10:34
+0:15
25.2M
25.20 mi14:53:104:00:189:324:10
12:05
+1:31
Finish
26.22 mi15:03:154:10:239:3310:05
9:54
-2:11

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

8:28 /mi

Average Pace

9:33 /mi

Slowest Pace

12:05 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:15:48

54% of race

Time at Steady Pace

1:23:35

33% of race

Time at Slower Pace

31:00

12% of race

Average Pace: 9:33 /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 mi11:19:1026:188:2826:18
8:28
#17341
10K
6.21 mi11:47:1854:268:4628:08
9:03
#19467
15K
9.32 mi12:13:481:20:568:4126:30
8:32
#18956
20K
12.43 mi12:40:521:48:008:4127:04
8:43
#18738
Half
13.11 mi12:46:461:53:548:415:54
8:39
#18736
25K
15.53 mi13:08:402:15:488:4521:54
9:02
#18815
30K
18.64 mi13:41:192:48:279:0232:39
10:31
#19766
20M
20.00 mi13:56:153:03:239:1014:56
10:59
#20128
21M
21.00 mi14:08:093:15:179:1811:54
11:54
#20331
35K
21.75 mi14:16:063:23:149:217:57
10:38
#20435
23M
23.00 mi14:29:393:36:479:2613:33
10:49
#20548
24M
24.00 mi14:39:583:47:069:2810:19
10:19
#20603
40K
24.85 mi14:49:003:56:089:309:02
10:34
#20639
25.2M
25.20 mi14:53:104:00:189:324:10
12:05
#20681
Finish
26.22 mi15:03:154:10:239:3310:05
9:54
#20702
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi173416160616018031(Top 68%)6519(Top 57%)6519(Top 540%)
10K6.21 mi3.10 mi19467-21267444-12847444-128421102(Top 79%)8328(Top 73%)8328(Top 690%)
15K9.32 mi3.11 mi18956+5117105+3397105+33918031(Top 68%)6519(Top 57%)6519(Top 540%)
20K12.43 mi3.11 mi18738+2186959+1466959+14618204(Top 68%)6623(Top 58%)6623(Top 549%)
Half13.11 mi0.68 mi18736+26958+16958+118702(Top 70%)6916(Top 61%)6916(Top 573%)
25K15.53 mi2.42 mi18815-797018-607018-6019146(Top 72%)7216(Top 63%)7216(Top 598%)
30K18.64 mi3.11 mi19766-9517596-5787596-57822231(Top 84%)9032(Top 79%)9032(Top 748%)
20M20.00 mi1.36 mi20128-3627820-2247820-22422689(Top 85%)9351(Top 82%)9351(Top 775%)
21M21.00 mi1.00 mi20331-2037939-1197939-11922600(Top 85%)9335(Top 82%)9335(Top 773%)
35K21.75 mi0.75 mi20435-1048006-678006-6722639(Top 85%)9385(Top 82%)9385(Top 778%)
23M23.00 mi1.25 mi20548-1138077-718077-7122009(Top 83%)9075(Top 79%)9075(Top 752%)
24M24.00 mi1.00 mi20603-558127-508127-5021609(Top 81%)8897(Top 78%)8897(Top 737%)
40K24.85 mi0.85 mi20639-368151-248151-2421373(Top 80%)8818(Top 77%)8818(Top 731%)
25.2M25.20 mi0.35 mi20681-428183-328183-3222657(Top 85%)9475(Top 83%)9475(Top 785%)
Finish26.22 mi1.02 mi20702-218201-188201-1821474(Top 81%)8830(Top 77%)8830(Top 732%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 68%
×21stories
+97ft-345ft

Overall

18031

Females

6519

F50-54

6519

5K→10K

3.1 - 6.2 mi

Top 79%
×5stories
+79ft-138ft

Overall

21102

Females

8328

F50-54

8328

10K→15K

6.2 - 9.3 mi

Top 68%
×3stories
+67ft-78ft

Overall

18031

Females

6519

F50-54

6519

15K→20K

9.3 - 12.4 mi

Top 68%
×5stories
+106ft-86ft

Overall

18204

Females

6623

F50-54

6623

20K→Half

12.4 - 13.1 mi

Top 70%
×2stories
+19ft-37ft

Overall

18702

Females

6916

F50-54

6916

Half→25K

13.1 - 15.5 mi

Top 72%
×4stories
+66ft-88ft

Overall

19146

Females

7216

F50-54

7216

25K→30K

15.5 - 18.6 mi

Top 84%
×9stories
+181ft-148ft

Overall

22231

Females

9032

F50-54

9032

30K→20M

18.6 - 20.0 mi

Top 85%
×5stories
+64ft-50ft

Overall

22689

Females

9351

F50-54

9351

20M→21M

20.0 - 21.0 mi

Top 85%
×8stories
+106ft-24ft

Overall

22600

Females

9335

F50-54

9335

21M→35K

21.0 - 21.8 mi

Top 85%
×7stories
+17ft-86ft

Overall

22639

Females

9385

F50-54

9385

35K→23M

21.8 - 23.0 mi

Top 83%
×5stories
+23ft-63ft

Overall

22009

Females

9075

F50-54

9075

23M→24M

23.0 - 24.0 mi

Top 81%
×6stories
+12ft-82ft

Overall

21609

Females

8897

F50-54

8897

24M→40K

24.0 - 24.9 mi

Top 80%
×1story
+6ft-20ft

Overall

21373

Females

8818

F50-54

8818

40K→25.2M

24.9 - 25.2 mi

Top 85%
×1story
+13ft-16ft

Overall

22657

Females

9475

F50-54

9475

25.2M→Finish

25.2 - 26.2 mi

Top 81%
×2stories
+22ft-21ft

Overall

21474

Females

8830

F50-54

8830

Passing Analysis

Category:
Athletes Passed
1194
Passed By
4555
Net Change
-3361
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#17341
5K → 10K182144-2126#17341#19467
10K → 15K55039+511#19467#18956
15K → 20K28870+218#18956#18738
20K → Half2725+2#18738#18736
Half → 25K97176-79#18736#18815
25K → 30K25976-951#18815#19766
30K → 20M19381-362#19766#20128
20M → 21M21224-203#20128#20331
21M → 35K22126-104#20331#20435
35K → 23M35148-113#20435#20548
23M → 24M3085-55#20548#20603
24M → 40K2763-36#20603#20639
40K → 25.2M446-42#20639#20681
25.2M → Finish3152-21#20681#20702
TOTALS11944555-3361
📊

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