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BOSTON MARATHON 2023

Maija Johansen

Bib: 16256•F

WI

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 40%
Gender (Female)
#0 / 11423
Top 21%
Division (F18-39)
#0 / 4884
Top 36%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
24:52
Rank: #14071
Start → 5K
24:52 | 8:00/mi
10K· 6.21 mi
49:14
Rank: #13777 (+294)
5K → 10K
24:22 | 7:51/mi
15K· 9.32 mi
1:13:35
Rank: #13542 (+235)
10K → 15K
24:21 | 7:50/mi
20K· 12.43 mi
1:37:56
Rank: #13142 (+400)
15K → 20K
24:21 | 7:50/mi
Half· 13.11 mi
1:43:13
Rank: #13084 (+58)
20K → Half
5:17 | 7:45/mi
25K· 15.53 mi
2:02:10
Rank: #12729 (+355)
Half → 25K
18:57 | 7:49/mi
30K· 18.64 mi
2:26:42
Rank: #12215 (+514)
25K → 30K
24:32 | 7:54/mi
20M
2:37:14
Rank: #11878 (+337)
30K → 20M
10:32 | 7:45/mi
21M
2:45:20
Rank: #11637 (+241)
20M → 21M
8:06 | 8:06/mi
35K· 21.75 mi
2:51:01
Rank: #11514 (+123)
21M → 35K
5:41 | 7:36/mi
23M
3:00:40
Rank: #11250 (+264)
35K → 23M
9:39 | 7:42/mi
24M
3:08:00
Rank: #11011 (+239)
23M → 24M
7:20 | 7:20/mi
40K· 24.85 mi
3:14:26
Rank: #10819 (+192)
24M → 40K
6:26 | 7:31/mi
25.2M
3:17:13
Rank: #10733 (+86)
40K → 25.2M
2:47 | 8:04/mi
Finish· 26.22 mi
3:24:43
Rank: #10569 (+164)
25.2M → Finish
7:30 | 7:22/mi

The Course

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Half Splits

1st Half· via Half
Distance13.11 mi
Time1:43:13
Pace7:52 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:41:30
Pace7:45 /mi
📊Negative Split: 1.7% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:15:1224:528:0024:52
8:00
-
10K
6.21 mi11:39:3449:147:5524:22
7:51
-0:09
15K
9.32 mi12:03:551:13:357:5424:21
7:50
-0:01
20K
12.43 mi12:28:161:37:567:5324:21
7:50
0:00
Half
13.11 mi12:33:331:43:137:525:17
7:45
-0:05
25K
15.53 mi12:52:302:02:107:5218:57
7:49
+0:04
30K
18.64 mi13:17:022:26:427:5224:32
7:54
+0:05
20M
20.00 mi13:27:342:37:147:5210:32
7:45
-0:09
21M
21.00 mi13:35:402:45:207:528:06
8:06
+0:21
35K
21.75 mi13:41:212:51:017:525:41
7:36
-0:30
23M
23.00 mi13:51:003:00:407:519:39
7:42
+0:06
24M
24.00 mi13:58:203:08:007:507:20
7:20
-0:22
40K
24.85 mi14:04:463:14:267:496:26
7:31
+0:11
25.2M
25.20 mi14:07:333:17:137:502:47
8:04
+0:33
Finish
26.22 mi14:15:033:24:437:497:30
7:22
-0:42

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

7:20 /mi

Average Pace

7:49 /mi

Slowest Pace

8:06 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:16:37

96% of race

Time at Steady Pace

8:06

4% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:48 /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 mi11:15:1224:528:0024:52
8:00
#14071
10K
6.21 mi11:39:3449:147:5524:22
7:51
#13777
15K
9.32 mi12:03:551:13:357:5424:21
7:50
#13542
20K
12.43 mi12:28:161:37:567:5324:21
7:50
#13142
Half
13.11 mi12:33:331:43:137:525:17
7:45
#13084
25K
15.53 mi12:52:302:02:107:5218:57
7:49
#12729
30K
18.64 mi13:17:022:26:427:5224:32
7:54
#12215
20M
20.00 mi13:27:342:37:147:5210:32
7:45
#11878
21M
21.00 mi13:35:402:45:207:528:06
8:06
#11637
35K
21.75 mi13:41:212:51:017:525:41
7:36
#11514
23M
23.00 mi13:51:003:00:407:519:39
7:42
#11250
24M
24.00 mi13:58:203:08:007:507:20
7:20
#11011
40K
24.85 mi14:04:463:14:267:496:26
7:31
#10819
25.2M
25.20 mi14:07:333:17:137:502:47
8:04
#10733
Finish
26.22 mi14:15:033:24:437:497:30
7:22
#10569
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi140714079407913055(Top 49%)3514(Top 31%)3514(Top 72%)
10K6.21 mi3.10 mi13777+2943916+1633916+16313522(Top 51%)3746(Top 33%)3746(Top 77%)
15K9.32 mi3.11 mi13542+2353779+1373779+13713055(Top 49%)3514(Top 31%)3514(Top 72%)
20K12.43 mi3.11 mi13142+4003575+2043575+20412072(Top 45%)3015(Top 26%)3015(Top 62%)
Half13.11 mi0.68 mi13084+583533+423533+4212354(Top 46%)3144(Top 28%)3144(Top 64%)
25K15.53 mi2.42 mi12729+3553353+1803353+18011264(Top 42%)2639(Top 23%)2639(Top 54%)
30K18.64 mi3.11 mi12215+5143105+2483105+24810132(Top 38%)2231(Top 20%)2231(Top 46%)
20M20.00 mi1.36 mi11878+3372928+1772928+1778546(Top 32%)1624(Top 14%)1624(Top 33%)
21M21.00 mi1.00 mi11637+2412813+1152813+1158056(Top 30%)1554(Top 14%)1554(Top 32%)
35K21.75 mi0.75 mi11514+1232757+562757+569334(Top 35%)2086(Top 18%)2086(Top 43%)
23M23.00 mi1.25 mi11250+2642630+1272630+1277817(Top 29%)1511(Top 13%)1511(Top 31%)
24M24.00 mi1.00 mi11011+2392532+982532+986674(Top 25%)1156(Top 10%)1156(Top 24%)
40K24.85 mi0.85 mi10819+1922463+692463+696912(Top 26%)1342(Top 12%)1342(Top 27%)
25.2M25.20 mi0.35 mi10733+862432+312432+317055(Top 27%)1475(Top 13%)1475(Top 30%)
Finish26.22 mi1.02 mi10569+1642384+482384+487558(Top 28%)1662(Top 15%)1662(Top 34%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 49%
×21stories
+97ft-345ft

Overall

13055

Females

3514

F18-39

3514

5K→10K

3.1 - 6.2 mi

Top 51%
×5stories
+79ft-138ft

Overall

13522

Females

3746

F18-39

3746

10K→15K

6.2 - 9.3 mi

Top 49%
×3stories
+67ft-78ft

Overall

13055

Females

3514

F18-39

3514

15K→20K

9.3 - 12.4 mi

Top 45%
×5stories
+106ft-86ft

Overall

12072

Females

3015

F18-39

3015

20K→Half

12.4 - 13.1 mi

Top 46%
×2stories
+19ft-37ft

Overall

12354

Females

3144

F18-39

3144

Half→25K

13.1 - 15.5 mi

Top 42%
×4stories
+66ft-88ft

Overall

11264

Females

2639

F18-39

2639

25K→30K

15.5 - 18.6 mi

Top 38%
×9stories
+181ft-148ft

Overall

10132

Females

2231

F18-39

2231

30K→20M

18.6 - 20.0 mi

Top 32%
×5stories
+64ft-50ft

Overall

8546

Females

1624

F18-39

1624

20M→21M

20.0 - 21.0 mi

Top 30%
×8stories
+106ft-24ft

Overall

8056

Females

1554

F18-39

1554

21M→35K

21.0 - 21.8 mi

Top 35%
×7stories
+17ft-86ft

Overall

9334

Females

2086

F18-39

2086

35K→23M

21.8 - 23.0 mi

Top 29%
×5stories
+23ft-63ft

Overall

7817

Females

1511

F18-39

1511

23M→24M

23.0 - 24.0 mi

Top 25%
×6stories
+12ft-82ft

Overall

6674

Females

1156

F18-39

1156

24M→40K

24.0 - 24.9 mi

Top 26%
×1story
+6ft-20ft

Overall

6912

Females

1342

F18-39

1342

40K→25.2M

24.9 - 25.2 mi

Top 27%
×1story
+13ft-16ft

Overall

7055

Females

1475

F18-39

1475

25.2M→Finish

25.2 - 26.2 mi

Top 28%
×2stories
+22ft-21ft

Overall

7558

Females

1662

F18-39

1662

Passing Analysis

Category:
Athletes Passed
3895
Passed By
393
Net Change
+3502
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#14071
5K → 10K461167+294#14071#13777
10K → 15K32792+235#13777#13542
15K → 20K43636+400#13542#13142
20K → Half7214+58#13142#13084
Half → 25K36712+355#13084#12729
25K → 30K53117+514#12729#12215
30K → 20M3403+337#12215#11878
20M → 21M2487+241#11878#11637
21M → 35K13512+123#11637#11514
35K → 23M2739+264#11514#11250
23M → 24M2456+239#11250#11011
24M → 40K1986+192#11011#10819
40K → 25.2M871+86#10819#10733
25.2M → Finish17511+164#10733#10569
TOTALS3895393+3502
📊

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