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BOSTON MARATHON 2023

Jessica Jansujwicz

Bib: 23076•F

ME

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Masters (Masters Women)
#0 / 6539
Top 48%
Division (F50-54)
#0 / 1207
Top 44%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
8:46/mi
27:15
↑ 97↓ 3451.5%
10K· 6.21 mi
8:34/mi
53:53
↑ 79↓ 1380.4%
15K· 9.32 mi
8:42/mi
1:20:56
↑ 67↓ 78
20K· 12.43 mi
8:43/mi
1:48:00
↑ 106↓ 860.1%
Half· 13.11 mi
8:45/mi
1:53:58
↑ 19↓ 370.5%
25K· 15.53 mi
8:53/mi
2:15:31
↑ 66↓ 880.2%
30K· 18.64 mi
9:04/mi
2:43:41
↑ 181↓ 1480.2%
20M
8:56/mi
2:55:49
↑ 64↓ 500.2%
21M
9:33/mi
3:05:22
↑ 106↓ 241.6%
35K· 21.75 mi
8:35/mi
3:11:47
↑ 17↓ 861.7%
23M
8:56/mi
3:22:58
↑ 23↓ 630.6%
24M
8:45/mi
3:31:43
↓ 821.3%
40K· 24.85 mi
8:51/mi
3:39:17
↓ 200.3%
25.2M
9:34/mi
3:42:35
↑ 13↓ 160.2%
Finish· 26.22 mi
8:33/mi
3:51:18
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:53:58
Pace8:42 /mi
2nd Half
Distance13.11 mi
Time1:57:20
Pace8:57 /mi
📊Positive Split: 3.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:22:4727:158:4627:15
8:46
-
10K
6.21 mi11:49:2553:538:4026:38
8:34
-0:12
15K
9.32 mi12:16:281:20:568:4127:03
8:42
+0:08
20K
12.43 mi12:43:321:48:008:4127:04
8:43
+0:01
Half
13.11 mi12:49:301:53:588:425:58
8:45
+0:02
25K
15.53 mi13:11:032:15:318:4321:33
8:53
+0:08
30K
18.64 mi13:39:132:43:418:4728:10
9:04
+0:11
20M
20.00 mi13:51:212:55:498:4712:08
8:56
-0:08
21M
21.00 mi14:00:543:05:228:509:33
9:33
+0:37
35K
21.75 mi14:07:193:11:478:496:25
8:35
-0:58
23M
23.00 mi14:18:303:22:588:4911:11
8:56
+0:21
24M
24.00 mi14:27:153:31:438:498:45
8:45
-0:11
40K
24.85 mi14:34:493:39:178:497:34
8:51
+0:06
25.2M
25.20 mi14:38:073:42:358:503:18
9:34
+0:43
Finish
26.22 mi14:46:503:51:188:508:43
8:33
-1:01

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

8:33 /mi

Average Pace

8:50 /mi

Slowest Pace

9:34 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:38:27

94% of race

Time at Steady Pace

12:51

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:49 /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 mi11:22:4727:158:4627:15
8:46
#19301
10K
6.21 mi11:49:2553:538:4026:38
8:34
#18957
15K
9.32 mi12:16:281:20:568:4127:03
8:42
#18954
20K
12.43 mi12:43:321:48:008:4127:04
8:43
#18736
Half
13.11 mi12:49:301:53:588:425:58
8:45
#18758
25K
15.53 mi13:11:032:15:318:4321:33
8:53
#18702
30K
18.64 mi13:39:132:43:418:4728:10
9:04
#18464
20M
20.00 mi13:51:212:55:498:4712:08
8:56
#18287
21M
21.00 mi14:00:543:05:228:509:33
9:33
#18130
35K
21.75 mi14:07:193:11:478:496:25
8:35
#18056
23M
23.00 mi14:18:303:22:588:4911:11
8:56
#17914
24M
24.00 mi14:27:153:31:438:498:45
8:45
#17848
40K
24.85 mi14:34:493:39:178:497:34
8:51
#17751
25.2M
25.20 mi14:38:073:42:358:503:18
9:34
#17716
Finish
26.22 mi14:46:503:51:188:508:43
8:33
#17632
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi193017386738619019(Top 71%)7114(Top 62%)7114(Top 589%)
10K6.21 mi3.10 mi18957+3447121+2657121+26518681(Top 70%)6886(Top 60%)6886(Top 571%)
15K9.32 mi3.11 mi18954+37103+187103+1819019(Top 71%)7114(Top 62%)7114(Top 589%)
20K12.43 mi3.11 mi18736+2186957+1466957+14618199(Top 68%)6618(Top 58%)6618(Top 548%)
Half13.11 mi0.68 mi18758-226974-176974-1719200(Top 72%)7191(Top 63%)7191(Top 596%)
25K15.53 mi2.42 mi18702+566952+226952+2218397(Top 69%)6783(Top 59%)6783(Top 562%)
30K18.64 mi3.11 mi18464+2386845+1076845+10717521(Top 66%)6370(Top 56%)6370(Top 528%)
20M20.00 mi1.36 mi18287+1776756+896756+8916191(Top 61%)5688(Top 50%)5688(Top 471%)
21M21.00 mi1.00 mi18130+1576678+786678+7816233(Top 61%)5761(Top 50%)5761(Top 477%)
35K21.75 mi0.75 mi18056+746630+486630+4815784(Top 59%)5579(Top 49%)5579(Top 462%)
23M23.00 mi1.25 mi17914+1426567+636567+6315731(Top 59%)5600(Top 49%)5600(Top 464%)
24M24.00 mi1.00 mi17848+666535+326535+3215968(Top 60%)5796(Top 51%)5796(Top 480%)
40K24.85 mi0.85 mi17751+976486+496486+4915401(Top 58%)5533(Top 48%)5533(Top 458%)
25.2M25.20 mi0.35 mi17716+356471+156471+1515589(Top 59%)5650(Top 49%)5650(Top 468%)
Finish26.22 mi1.02 mi17632+846436+356436+3515769(Top 59%)5689(Top 50%)5689(Top 471%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 71%
×21story building
+97ft-345ft

Overall

19019

Females

7114

F50-54

7114

5K→10K

3.1 - 6.2 mi

Top 70%
×5story building
+79ft-138ft

Overall

18681

Females

6886

F50-54

6886

10K→15K

6.2 - 9.3 mi

Top 71%
×3story building
+67ft-78ft

Overall

19019

Females

7114

F50-54

7114

15K→20K

9.3 - 12.4 mi

Top 68%
×5story building
+106ft-86ft

Overall

18199

Females

6618

F50-54

6618

20K→Half

12.4 - 13.1 mi

Top 72%
×2story building
+19ft-37ft

Overall

19200

Females

7191

F50-54

7191

Half→25K

13.1 - 15.5 mi

Top 69%
×4story building
+66ft-88ft

Overall

18397

Females

6783

F50-54

6783

25K→30K

15.5 - 18.6 mi

Top 66%
×9story building
+181ft-148ft

Overall

17521

Females

6370

F50-54

6370

30K→20M

18.6 - 20.0 mi

Top 61%
×5story building
+64ft-50ft

Overall

16191

Females

5688

F50-54

5688

20M→21M

20.0 - 21.0 mi

Top 61%
×8story building
+106ft-24ft

Overall

16233

Females

5761

F50-54

5761

21M→35K

21.0 - 21.8 mi

Top 59%
×7story building
+17ft-86ft

Overall

15784

Females

5579

F50-54

5579

35K→23M

21.8 - 23.0 mi

Top 59%
×5story building
+23ft-63ft

Overall

15731

Females

5600

F50-54

5600

23M→24M

23.0 - 24.0 mi

Top 60%
×6story building
+12ft-82ft

Overall

15968

Females

5796

F50-54

5796

24M→40K

24.0 - 24.9 mi

Top 58%
×1story
+6ft-20ft

Overall

15401

Females

5533

F50-54

5533

40K→25.2M

24.9 - 25.2 mi

Top 59%
×1story
+13ft-16ft

Overall

15589

Females

5650

F50-54

5650

25.2M→Finish

25.2 - 26.2 mi

Top 59%
×2story building
+22ft-21ft

Overall

15769

Females

5689

F50-54

5689

Passing Analysis

Category:
Athletes Passed
2484
Passed By
815
Net Change
+1669
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19301
5K → 10K558214+344#19301#18957
10K → 15K181178+3#18957#18954
15K → 20K28971+218#18954#18736
20K → Half2143-22#18736#18758
Half → 25K14690+56#18758#18702
25K → 30K30163+238#18702#18464
30K → 20M19215+177#18464#18287
20M → 21M18932+157#18287#18130
21M → 35K9319+74#18130#18056
35K → 23M15816+142#18056#17914
23M → 24M9327+66#17914#17848
24M → 40K11114+97#17848#17751
40K → 25.2M416+35#17751#17716
25.2M → Finish11127+84#17716#17632
TOTALS2484815+1669
📊

Passing Visuals

Category:
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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