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BOSTON MARATHON 2023

Joanna Fortier

Bib: 9605•F

VT

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 18%
Gender (Female)
#0 / 11423
Top 3%
Division (F18-39)
#0 / 4884
Top 6%
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
6:52/mi
21:19
↑ 97↓ 3451.5%
10K· 6.21 mi
6:52/mi
42:40
↑ 79↓ 1380.4%
15K· 9.32 mi
6:51/mi
1:03:58
↑ 67↓ 78
20K· 12.43 mi
6:51/mi
1:25:16
↑ 106↓ 860.1%
Half· 13.11 mi
6:43/mi
1:29:51
↑ 19↓ 370.5%
25K· 15.53 mi
6:53/mi
1:46:32
↑ 66↓ 880.2%
30K· 18.64 mi
7:04/mi
2:08:28
↑ 181↓ 1480.2%
20M
7:02/mi
2:18:02
↑ 64↓ 500.2%
21M
7:30/mi
2:25:32
↑ 106↓ 241.6%
35K· 21.75 mi
6:53/mi
2:30:41
↑ 17↓ 861.7%
23M
7:09/mi
2:39:38
↑ 23↓ 630.6%
24M
7:02/mi
2:46:40
↓ 821.3%
40K· 24.85 mi
6:59/mi
2:52:38
↓ 200.3%
25.2M
7:32/mi
2:55:14
↑ 13↓ 160.2%
Finish· 26.22 mi
6:58/mi
3:02:20
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:29:51
Pace6:51 /mi
2nd Half
Distance13.11 mi
Time1:32:29
Pace7:03 /mi
📊Positive Split: 2.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:46:4221:196:5221:19
6:52
-
10K
6.21 mi11:08:0342:406:5221:21
6:52
0:00
15K
9.32 mi11:29:211:03:586:5221:18
6:51
-0:01
20K
12.43 mi11:50:391:25:166:5221:18
6:51
0:00
Half
13.11 mi11:55:141:29:516:514:35
6:43
-0:08
25K
15.53 mi12:11:551:46:326:5116:41
6:53
+0:10
30K
18.64 mi12:33:512:08:286:5321:56
7:04
+0:11
20M
20.00 mi12:43:252:18:026:549:34
7:02
-0:02
21M
21.00 mi12:50:552:25:326:567:30
7:30
+0:28
35K
21.75 mi12:56:042:30:416:565:09
6:53
-0:37
23M
23.00 mi13:05:012:39:386:568:57
7:09
+0:16
24M
24.00 mi13:12:032:46:406:577:02
7:02
-0:07
40K
24.85 mi13:18:012:52:386:575:58
6:59
-0:03
25.2M
25.20 mi13:20:372:55:146:572:36
7:32
+0:33
Finish
26.22 mi13:27:433:02:206:587:06
6:58
-0:34

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

6:43 /mi

Average Pace

6:58 /mi

Slowest Pace

7:32 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:52:14

94% of race

Time at Steady Pace

10:06

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:57 /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 mi10:46:4221:196:5221:19
6:52
#5245
10K
6.21 mi11:08:0342:406:5221:21
6:52
#5567
15K
9.32 mi11:29:211:03:586:5221:18
6:51
#5579
20K
12.43 mi11:50:391:25:166:5221:18
6:51
#5423
Half
13.11 mi11:55:141:29:516:514:35
6:43
#5385
25K
15.53 mi12:11:551:46:326:5116:41
6:53
#5266
30K
18.64 mi12:33:512:08:286:5321:56
7:04
#5099
20M
20.00 mi12:43:252:18:026:549:34
7:02
#4997
21M
21.00 mi12:50:552:25:326:567:30
7:30
#4956
35K
21.75 mi12:56:042:30:416:565:09
6:53
#4931
23M
23.00 mi13:05:012:39:386:568:57
7:09
#4863
24M
24.00 mi13:12:032:46:406:577:02
7:02
#4829
40K
24.85 mi13:18:012:52:386:575:58
6:59
#4746
25.2M
25.20 mi13:20:372:55:146:572:36
7:32
#4719
Finish
26.22 mi13:27:433:02:206:587:06
6:58
#4692
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi52453843845631(Top 21%)453(Top 4%)453(Top 9%)
10K6.21 mi3.10 mi5567-322431-47431-475939(Top 22%)518(Top 5%)518(Top 11%)
15K9.32 mi3.11 mi5579-12434-3434-35631(Top 21%)453(Top 4%)453(Top 9%)
20K12.43 mi3.11 mi5423+156409+25409+254984(Top 19%)359(Top 3%)359(Top 7%)
Half13.11 mi0.68 mi5385+38401+8401+84629(Top 17%)322(Top 3%)322(Top 7%)
25K15.53 mi2.42 mi5266+119383+18383+184841(Top 18%)357(Top 3%)357(Top 7%)
30K18.64 mi3.11 mi5099+167370+13370+134728(Top 18%)361(Top 3%)361(Top 7%)
20M20.00 mi1.36 mi4997+102359+11359+114295(Top 16%)333(Top 3%)333(Top 7%)
21M21.00 mi1.00 mi4956+41361-2361-24602(Top 17%)415(Top 4%)415(Top 8%)
35K21.75 mi0.75 mi4931+25358+3358+34719(Top 18%)436(Top 4%)436(Top 9%)
23M23.00 mi1.25 mi4863+68352+6352+64571(Top 17%)428(Top 4%)428(Top 9%)
24M24.00 mi1.00 mi4829+34354-2354-24855(Top 18%)530(Top 5%)530(Top 11%)
40K24.85 mi0.85 mi4746+83345+9345+93762(Top 14%)366(Top 3%)366(Top 7%)
25.2M25.20 mi0.35 mi4719+27343+2343+24140(Top 16%)466(Top 4%)466(Top 10%)
Finish26.22 mi1.02 mi4692+27351-8351-85031(Top 19%)729(Top 6%)729(Top 15%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 21%
×21story building
+97ft-345ft

Overall

5631

Females

453

F18-39

453

5K→10K

3.1 - 6.2 mi

Top 22%
×5story building
+79ft-138ft

Overall

5939

Females

518

F18-39

518

10K→15K

6.2 - 9.3 mi

Top 21%
×3story building
+67ft-78ft

Overall

5631

Females

453

F18-39

453

15K→20K

9.3 - 12.4 mi

Top 19%
×5story building
+106ft-86ft

Overall

4984

Females

359

F18-39

359

20K→Half

12.4 - 13.1 mi

Top 17%
×2story building
+19ft-37ft

Overall

4629

Females

322

F18-39

322

Half→25K

13.1 - 15.5 mi

Top 18%
×4story building
+66ft-88ft

Overall

4841

Females

357

F18-39

357

25K→30K

15.5 - 18.6 mi

Top 18%
×9story building
+181ft-148ft

Overall

4728

Females

361

F18-39

361

30K→20M

18.6 - 20.0 mi

Top 16%
×5story building
+64ft-50ft

Overall

4295

Females

333

F18-39

333

20M→21M

20.0 - 21.0 mi

Top 17%
×8story building
+106ft-24ft

Overall

4602

Females

415

F18-39

415

21M→35K

21.0 - 21.8 mi

Top 18%
×7story building
+17ft-86ft

Overall

4719

Females

436

F18-39

436

35K→23M

21.8 - 23.0 mi

Top 17%
×5story building
+23ft-63ft

Overall

4571

Females

428

F18-39

428

23M→24M

23.0 - 24.0 mi

Top 18%
×6story building
+12ft-82ft

Overall

4855

Females

530

F18-39

530

24M→40K

24.0 - 24.9 mi

Top 14%
×1story
+6ft-20ft

Overall

3762

Females

366

F18-39

366

40K→25.2M

24.9 - 25.2 mi

Top 16%
×1story
+13ft-16ft

Overall

4140

Females

466

F18-39

466

25.2M→Finish

25.2 - 26.2 mi

Top 19%
×2story building
+22ft-21ft

Overall

5031

Females

729

F18-39

729

Passing Analysis

Category:
Athletes Passed
1419
Passed By
866
Net Change
+553
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5245
5K → 10K90412-322#5245#5567
10K → 15K118130-12#5567#5579
15K → 20K17923+156#5579#5423
20K → Half424+38#5423#5385
Half → 25K16142+119#5385#5266
25K → 30K22760+167#5266#5099
30K → 20M12220+102#5099#4997
20M → 21M7837+41#4997#4956
21M → 35K4621+25#4956#4931
35K → 23M10638+68#4931#4863
23M → 24M6329+34#4863#4829
24M → 40K907+83#4829#4746
40K → 25.2M325+27#4746#4719
25.2M → Finish6538+27#4719#4692
TOTALS1419866+553
📊

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