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BOSTON MARATHON 2023

Jocelyn Thibeault

Bib: 29123•F

MA

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Masters (Masters Women)
#0 / 6539
Division (F55-59)
#0 / 815
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
9:36/mi
29:50
↑ 97↓ 3451.5%
10K· 6.21 mi
9:07/mi
58:11
↑ 79↓ 1380.4%
15K· 9.32 mi
9:18/mi
1:27:04
↑ 67↓ 78
20K· 12.43 mi
9:33/mi
1:56:45
↑ 106↓ 860.1%
Half· 13.11 mi
9:33/mi
2:03:16
↑ 19↓ 370.5%
25K· 15.53 mi
10:03/mi
2:27:39
↑ 66↓ 880.2%
30K· 18.64 mi
11:11/mi
3:02:23
↑ 181↓ 1480.2%
20M
11:51/mi
3:18:29
↑ 64↓ 500.2%
21M
12:27/mi
3:30:56
↑ 106↓ 241.6%
35K· 21.75 mi
10:01/mi
3:38:26
↑ 17↓ 861.7%
23M
11:01/mi
3:52:13
↑ 23↓ 630.6%
24M
10:13/mi
4:02:26
↓ 821.3%
40K· 24.85 mi
10:27/mi
4:11:22
↓ 200.3%
25.2M
14:24/mi
4:16:20
↑ 13↓ 160.2%
Finish· 26.22 mi
9:47/mi
4:26:18
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:03:16
Pace9:24 /mi
2nd Half
Distance13.11 mi
Time2:23:02
Pace10:55 /mi
📊Positive Split: 16.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:49:0129:509:3629:50
9:36
-
10K
6.21 mi12:17:2258:119:2228:21
9:07
-0:29
15K
9.32 mi12:46:151:27:049:2028:53
9:18
+0:11
20K
12.43 mi13:15:561:56:459:2429:41
9:33
+0:15
Half
13.11 mi13:22:272:03:169:246:31
9:33
0:00
25K
15.53 mi13:46:502:27:399:3024:23
10:03
+0:30
30K
18.64 mi14:21:343:02:239:4734:44
11:11
+1:08
20M
20.00 mi14:37:403:18:299:5516:06
11:51
+0:40
21M
21.00 mi14:50:073:30:5610:0312:27
12:27
+0:36
35K
21.75 mi14:57:373:38:2610:037:30
10:01
-2:26
23M
23.00 mi15:11:243:52:1310:0613:47
11:01
+1:00
24M
24.00 mi15:21:374:02:2610:0610:13
10:13
-0:48
40K
24.85 mi15:30:334:11:2210:078:56
10:27
+0:14
25.2M
25.20 mi15:35:314:16:2010:104:58
14:24
+3:57
Finish
26.22 mi15:45:294:26:1810:109:58
9:47
-4:37

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

9:07 /mi

Average Pace

10:10 /mi

Slowest Pace

14:24 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

57:14

21% of race

Time at Steady Pace

2:07:02

48% of race

Time at Slower Pace

1:22:02

31% of race

Average Pace: 10:09 /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 mi11:49:0129:509:3629:50
9:36
#22388
10K
6.21 mi12:17:2258:119:2228:21
9:07
#21936
15K
9.32 mi12:46:151:27:049:2028:53
9:18
#21818
20K
12.43 mi13:15:561:56:459:2429:41
9:33
#21790
Half
13.11 mi13:22:272:03:169:246:31
9:33
#21812
25K
15.53 mi13:46:502:27:399:3024:23
10:03
#21909
30K
18.64 mi14:21:343:02:239:4734:44
11:11
#22307
20M
20.00 mi14:37:403:18:299:5516:06
11:51
#22458
21M
21.00 mi14:50:073:30:5610:0312:27
12:27
#22533
35K
21.75 mi14:57:373:38:2610:037:30
10:01
#22488
23M
23.00 mi15:11:243:52:1310:0613:47
11:01
#22480
24M
24.00 mi15:21:374:02:2610:0610:13
10:13
#22431
40K
24.85 mi15:30:334:11:2210:078:56
10:27
#22380
25.2M
25.20 mi15:35:314:16:2010:104:58
14:24
#22450
Finish
26.22 mi15:45:294:26:1810:109:58
9:47
#22409
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF55-59Seg. OverallSeg. FemalesSeg. F55-59
5K3.11 mi3.11 mi223889069906921628(Top 81%)8573(Top 75%)8573(Top 1052%)
10K6.21 mi3.10 mi21936+4528815+2548815+25421390(Top 80%)8495(Top 74%)8495(Top 1042%)
15K9.32 mi3.11 mi21818+1188737+788737+7821628(Top 81%)8573(Top 75%)8573(Top 1052%)
20K12.43 mi3.11 mi21790+288708+298708+2921717(Top 82%)8635(Top 76%)8635(Top 1060%)
Half13.11 mi0.68 mi21812-228720-128720-1222295(Top 84%)8949(Top 78%)8949(Top 1098%)
25K15.53 mi2.42 mi21909-978774-548774-5422346(Top 84%)9028(Top 79%)9028(Top 1108%)
30K18.64 mi3.11 mi22307-3989009-2359009-23523381(Top 88%)9671(Top 85%)9671(Top 1187%)
20M20.00 mi1.36 mi22458-1519111-1029111-10224006(Top 90%)10084(Top 88%)10084(Top 1237%)
21M21.00 mi1.00 mi22533-759157-469157-4623395(Top 88%)9756(Top 85%)9756(Top 1197%)
35K21.75 mi0.75 mi22488+459140+179140+1721365(Top 80%)8695(Top 76%)8695(Top 1067%)
23M23.00 mi1.25 mi22480+89142-29142-222371(Top 84%)9254(Top 81%)9254(Top 1135%)
24M24.00 mi1.00 mi22431+499124+189124+1821390(Top 80%)8784(Top 77%)8784(Top 1078%)
40K24.85 mi0.85 mi22380+519104+209104+2021105(Top 79%)8676(Top 76%)8676(Top 1065%)
25.2M25.20 mi0.35 mi22450-709146-429146-4225322(Top 95%)10834(Top 95%)10834(Top 1329%)
Finish26.22 mi1.02 mi22409+419135+119135+1121108(Top 79%)8617(Top 75%)8617(Top 1057%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 81%
×21story building
+97ft-345ft

Overall

21628

Females

8573

F55-59

8573

5K→10K

3.1 - 6.2 mi

Top 80%
×5story building
+79ft-138ft

Overall

21390

Females

8495

F55-59

8495

10K→15K

6.2 - 9.3 mi

Top 81%
×3story building
+67ft-78ft

Overall

21628

Females

8573

F55-59

8573

15K→20K

9.3 - 12.4 mi

Top 82%
×5story building
+106ft-86ft

Overall

21717

Females

8635

F55-59

8635

20K→Half

12.4 - 13.1 mi

Top 84%
×2story building
+19ft-37ft

Overall

22295

Females

8949

F55-59

8949

Half→25K

13.1 - 15.5 mi

Top 84%
×4story building
+66ft-88ft

Overall

22346

Females

9028

F55-59

9028

25K→30K

15.5 - 18.6 mi

Top 88%
×9story building
+181ft-148ft

Overall

23381

Females

9671

F55-59

9671

30K→20M

18.6 - 20.0 mi

Top 90%
×5story building
+64ft-50ft

Overall

24006

Females

10084

F55-59

10084

20M→21M

20.0 - 21.0 mi

Top 88%
×8story building
+106ft-24ft

Overall

23395

Females

9756

F55-59

9756

21M→35K

21.0 - 21.8 mi

Top 80%
×7story building
+17ft-86ft

Overall

21365

Females

8695

F55-59

8695

35K→23M

21.8 - 23.0 mi

Top 84%
×5story building
+23ft-63ft

Overall

22371

Females

9254

F55-59

9254

23M→24M

23.0 - 24.0 mi

Top 80%
×6story building
+12ft-82ft

Overall

21390

Females

8784

F55-59

8784

24M→40K

24.0 - 24.9 mi

Top 79%
×1story
+6ft-20ft

Overall

21105

Females

8676

F55-59

8676

40K→25.2M

24.9 - 25.2 mi

Top 95%
×1story
+13ft-16ft

Overall

25322

Females

10834

F55-59

10834

25.2M→Finish

25.2 - 26.2 mi

Top 79%
×2story building
+22ft-21ft

Overall

21108

Females

8617

F55-59

8617

Passing Analysis

Category:
Athletes Passed
1395
Passed By
1416
Net Change
-21
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#22388
5K → 10K54795+452#22388#21936
10K → 15K231113+118#21936#21818
15K → 20K141113+28#21818#21790
20K → Half1941-22#21790#21812
Half → 25K70167-97#21812#21909
25K → 30K41439-398#21909#22307
30K → 20M22173-151#22307#22458
20M → 21M31106-75#22458#22533
21M → 35K5510+45#22533#22488
35K → 23M5850+8#22488#22480
23M → 24M6011+49#22480#22431
24M → 40K6211+51#22431#22380
40K → 25.2M373-70#22380#22450
25.2M → Finish5514+41#22450#22409
TOTALS13951416-21
📊

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