Boston Marathon logo
BOSTON MARATHON 2023

Josee Perreault

Bib: 20483•F

ON

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 26622
Gender (Female)
#0 / 11423
Masters (Masters Women)
#0 / 6539
Division (F55-59)
#0 / 815
Top 32%
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
8:58/mi
27:52
↑ 97↓ 3451.5%
10K· 6.21 mi
8:39/mi
54:45
↑ 79↓ 1380.4%
15K· 9.32 mi
8:36/mi
1:21:29
↑ 67↓ 78
20K· 12.43 mi
8:42/mi
1:48:31
↑ 106↓ 860.1%
Half· 13.11 mi
8:32/mi
1:54:20
↑ 19↓ 370.5%
25K· 15.53 mi
9:20/mi
2:16:58
↑ 66↓ 880.2%
30K· 18.64 mi
9:02/mi
2:45:01
↑ 181↓ 1480.2%
20M
9:05/mi
2:57:21
↑ 64↓ 500.2%
21M
9:49/mi
3:07:10
↑ 106↓ 241.6%
35K· 21.75 mi
9:00/mi
3:13:54
↑ 17↓ 861.7%
23M
9:00/mi
3:25:10
↑ 23↓ 630.6%
24M
8:50/mi
3:34:00
↓ 821.3%
40K· 24.85 mi
9:04/mi
3:41:45
↓ 200.3%
25.2M
9:49/mi
3:45:08
↑ 13↓ 160.2%
Finish· 26.22 mi
8:49/mi
3:54:07
↑ 22↓ 21

The Course

Is this your race?

Claim it — unlock a deeper AI report on this race, free

A personalized Race Performance Report that goes beyond this page — emailed to you, built from your real splits.

Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:54:20
Pace8:43 /mi
2nd Half
Distance13.11 mi
Time1:59:47
Pace9:08 /mi
📊Positive Split: 4.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:20:3827:528:5827:52
8:58
-
10K
6.21 mi11:47:3154:458:4926:53
8:39
-0:19
15K
9.32 mi12:14:151:21:298:4526:44
8:36
-0:03
20K
12.43 mi12:41:171:48:318:4427:02
8:42
+0:06
Half
13.11 mi12:47:061:54:208:435:49
8:32
-0:10
25K
15.53 mi13:09:442:16:588:4922:38
9:20
+0:48
30K
18.64 mi13:37:472:45:018:5128:03
9:02
-0:18
20M
20.00 mi13:50:072:57:218:5212:20
9:05
+0:03
21M
21.00 mi13:59:563:07:108:559:49
9:49
+0:44
35K
21.75 mi14:06:403:13:548:556:44
9:00
-0:49
23M
23.00 mi14:17:563:25:108:5511:16
9:00
0:00
24M
24.00 mi14:26:463:34:008:558:50
8:50
-0:10
40K
24.85 mi14:34:313:41:458:557:45
9:04
+0:14
25.2M
25.20 mi14:37:543:45:088:563:23
9:49
+0:45
Finish
26.22 mi14:46:533:54:078:568:59
8:49
-1:00

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

8:32 /mi

Average Pace

8:56 /mi

Slowest Pace

9:49 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:40:55

94% of race

Time at Steady Pace

13:12

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:56 /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 mi11:20:3827:528:5827:52
8:58
#20313
10K
6.21 mi11:47:3154:458:4926:53
8:39
#19744
15K
9.32 mi12:14:151:21:298:4526:44
8:36
#19286
20K
12.43 mi12:41:171:48:318:4427:02
8:42
#18973
Half
13.11 mi12:47:061:54:208:435:49
8:32
#18924
25K
15.53 mi13:09:442:16:588:4922:38
9:20
#19187
30K
18.64 mi13:37:472:45:018:5128:03
9:02
#18846
20M
20.00 mi13:50:072:57:218:5212:20
9:05
#18720
21M
21.00 mi13:59:563:07:108:559:49
9:49
#18606
35K
21.75 mi14:06:403:13:548:556:44
9:00
#18573
23M
23.00 mi14:17:563:25:108:5511:16
9:00
#18413
24M
24.00 mi14:26:463:34:008:558:50
8:50
#18322
40K
24.85 mi14:34:313:41:458:557:45
9:04
#18270
25.2M
25.20 mi14:37:543:45:088:563:23
9:49
#18244
Finish
26.22 mi14:46:533:54:078:568:59
8:49
#18196
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF55-59Seg. OverallSeg. FemalesSeg. F55-59
5K3.11 mi3.11 mi203138003800318490(Top 69%)6793(Top 59%)6793(Top 833%)
10K6.21 mi3.10 mi19744+5697623+3807623+38019151(Top 72%)7172(Top 63%)7172(Top 880%)
15K9.32 mi3.11 mi19286+4587307+3167307+31618490(Top 69%)6793(Top 59%)6793(Top 833%)
20K12.43 mi3.11 mi18973+3137104+2037104+20318140(Top 68%)6587(Top 58%)6587(Top 808%)
Half13.11 mi0.68 mi18924+497076+287076+2817900(Top 67%)6429(Top 56%)6429(Top 789%)
25K15.53 mi2.42 mi19187-2637230-1547230-15420302(Top 76%)7863(Top 69%)7863(Top 965%)
30K18.64 mi3.11 mi18846+3417053+1777053+17717340(Top 65%)6270(Top 55%)6270(Top 769%)
20M20.00 mi1.36 mi18720+1266994+596994+5916958(Top 64%)6138(Top 54%)6138(Top 753%)
21M21.00 mi1.00 mi18606+1146934+606934+6017339(Top 65%)6396(Top 56%)6396(Top 785%)
35K21.75 mi0.75 mi18573+336920+146920+1417931(Top 67%)6799(Top 60%)6799(Top 834%)
23M23.00 mi1.25 mi18413+1606859+616859+6116092(Top 60%)5799(Top 51%)5799(Top 712%)
24M24.00 mi1.00 mi18322+916815+446815+4416427(Top 62%)6047(Top 53%)6047(Top 742%)
40K24.85 mi0.85 mi18270+526800+156800+1516517(Top 62%)6147(Top 54%)6147(Top 754%)
25.2M25.20 mi0.35 mi18244+266786+146786+1416662(Top 63%)6251(Top 55%)6251(Top 767%)
Finish26.22 mi1.02 mi18196+486764+226764+2217146(Top 64%)6461(Top 57%)6461(Top 793%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 69%
×21story building
+97ft-345ft

Overall

18490

Females

6793

F55-59

6793

5K→10K

3.1 - 6.2 mi

Top 72%
×5story building
+79ft-138ft

Overall

19151

Females

7172

F55-59

7172

10K→15K

6.2 - 9.3 mi

Top 69%
×3story building
+67ft-78ft

Overall

18490

Females

6793

F55-59

6793

15K→20K

9.3 - 12.4 mi

Top 68%
×5story building
+106ft-86ft

Overall

18140

Females

6587

F55-59

6587

20K→Half

12.4 - 13.1 mi

Top 67%
×2story building
+19ft-37ft

Overall

17900

Females

6429

F55-59

6429

Half→25K

13.1 - 15.5 mi

Top 76%
×4story building
+66ft-88ft

Overall

20302

Females

7863

F55-59

7863

25K→30K

15.5 - 18.6 mi

Top 65%
×9story building
+181ft-148ft

Overall

17340

Females

6270

F55-59

6270

30K→20M

18.6 - 20.0 mi

Top 64%
×5story building
+64ft-50ft

Overall

16958

Females

6138

F55-59

6138

20M→21M

20.0 - 21.0 mi

Top 65%
×8story building
+106ft-24ft

Overall

17339

Females

6396

F55-59

6396

21M→35K

21.0 - 21.8 mi

Top 67%
×7story building
+17ft-86ft

Overall

17931

Females

6799

F55-59

6799

35K→23M

21.8 - 23.0 mi

Top 60%
×5story building
+23ft-63ft

Overall

16092

Females

5799

F55-59

5799

23M→24M

23.0 - 24.0 mi

Top 62%
×6story building
+12ft-82ft

Overall

16427

Females

6047

F55-59

6047

24M→40K

24.0 - 24.9 mi

Top 62%
×1story
+6ft-20ft

Overall

16517

Females

6147

F55-59

6147

40K→25.2M

24.9 - 25.2 mi

Top 63%
×1story
+13ft-16ft

Overall

16662

Females

6251

F55-59

6251

25.2M→Finish

25.2 - 26.2 mi

Top 64%
×2story building
+22ft-21ft

Overall

17146

Females

6461

F55-59

6461

Passing Analysis

Category:
Athletes Passed
2874
Passed By
757
Net Change
+2117
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#20313
5K → 10K692123+569#20313#19744
10K → 15K50143+458#19744#19286
15K → 20K36047+313#19286#18973
20K → Half6314+49#18973#18924
Half → 25K61324-263#18924#19187
25K → 30K36827+341#19187#18846
30K → 20M15630+126#18846#18720
20M → 21M14632+114#18720#18606
21M → 35K6229+33#18606#18573
35K → 23M17717+160#18573#18413
23M → 24M10110+91#18413#18322
24M → 40K8028+52#18322#18270
40K → 25.2M3812+26#18270#18244
25.2M → Finish6921+48#18244#18196
TOTALS2874757+2117
📊

Passing Visuals

Category:
Loading...

🔄Passing Circle

Loading...

🌊Position Flow

Loading...

🏃Race Lanes

Loading...

Upload your GPX file

Supports Garmin, Apple Watch, Polar, Suunto, COROS, Strava, and other apps

.gpx files up to 10MB

Export Track Data

Download your race performance as a GPX or TCX file to import into Strava, Garmin Connect, or other fitness apps.

Questions or issues regarding timing data?

If you notice any discrepancies in your timing data or have questions about your results, our support team can help.

Contact Race Support

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing