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BOSTON MARATHON 2023

Julia Langeland

Bib: 24627•F

MA

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

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
29:37
Rank: #22202
Start → 5K
9:32/mi
29:37 split
10K· 6.21 mi
58:11
Rank: #21934 (+268)
5K → 10K
9:12/mi
28:34 split
15K· 9.32 mi
1:25:33
Rank: #21292 (+642)
10K → 15K
8:49/mi
27:22 split
20K· 12.43 mi
1:53:25
Rank: #20901 (+391)
15K → 20K
8:58/mi
27:52 split
Half· 13.11 mi
1:59:31
Rank: #20854 (+47)
20K → Half
8:56/mi
6:06 split
25K· 15.53 mi
2:22:37
Rank: #20867 (-13)
Half → 25K
9:32/mi
23:06 split
30K· 18.64 mi
2:52:59
Rank: #20748 (+119)
25K → 30K
9:46/mi
30:22 split
20M
3:07:51
Rank: #20928 (-180)
30K → 20M
10:56/mi
14:52 split
21M
3:17:55
Rank: #20775 (+153)
20M → 21M
10:04/mi
10:04 split
35K· 21.75 mi
3:24:50
Rank: #20694 (+81)
21M → 35K
9:15/mi
6:55 split
23M
3:37:19
Rank: #20621 (+73)
35K → 23M
9:58/mi
12:29 split
24M
3:46:38
Rank: #20531 (+90)
23M → 24M
9:19/mi
9:19 split
40K· 24.85 mi
3:54:38
Rank: #20425 (+106)
24M → 40K
9:21/mi
8:00 split
25.2M
3:58:18
Rank: #20405 (+20)
40K → 25.2M
10:38/mi
3:40 split
Finish· 26.22 mi
4:07:28
Rank: #20334 (+71)
25.2M → Finish
9:00/mi
9:10 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:59:31
Pace9:07 /mi
2nd Half
Distance13.11 mi
Time2:07:57
Pace9:46 /mi
📊Positive Split: 7.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:46:0629:379:3229:37
9:32
-
10K
6.21 mi12:14:4058:119:2228:34
9:12
-0:20
15K
9.32 mi12:42:021:25:339:1127:22
8:49
-0:23
20K
12.43 mi13:09:541:53:259:0827:52
8:58
+0:09
Half
13.11 mi13:16:001:59:319:076:06
8:56
-0:02
25K
15.53 mi13:39:062:22:379:1123:06
9:32
+0:36
30K
18.64 mi14:09:282:52:599:1730:22
9:46
+0:14
20M
20.00 mi14:24:203:07:519:2414:52
10:56
+1:10
21M
21.00 mi14:34:243:17:559:2510:04
10:04
-0:52
35K
21.75 mi14:41:193:24:509:256:55
9:15
-0:49
23M
23.00 mi14:53:483:37:199:2712:29
9:58
+0:43
24M
24.00 mi15:03:073:46:389:279:19
9:19
-0:39
40K
24.85 mi15:11:073:54:389:268:00
9:21
+0:02
25.2M
25.20 mi15:14:473:58:189:273:40
10:38
+1:17
Finish
26.22 mi15:23:574:07:289:279:10
9:00
-1:38

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

8:49 /mi

Average Pace

9:27 /mi

Slowest Pace

10:56 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:10:30

28% of race

Time at Steady Pace

1:45:31

43% of race

Time at Slower Pace

1:11:27

29% of race

Average Pace: 9:26 /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 mi11:46:0629:379:3229:37
9:32
#22202
10K
6.21 mi12:14:4058:119:2228:34
9:12
#21934
15K
9.32 mi12:42:021:25:339:1127:22
8:49
#21292
20K
12.43 mi13:09:541:53:259:0827:52
8:58
#20901
Half
13.11 mi13:16:001:59:319:076:06
8:56
#20854
25K
15.53 mi13:39:062:22:379:1123:06
9:32
#20867
30K
18.64 mi14:09:282:52:599:1730:22
9:46
#20748
20M
20.00 mi14:24:203:07:519:2414:52
10:56
#20928
21M
21.00 mi14:34:243:17:559:2510:04
10:04
#20775
35K
21.75 mi14:41:193:24:509:256:55
9:15
#20694
23M
23.00 mi14:53:483:37:199:2712:29
9:58
#20621
24M
24.00 mi15:03:073:46:389:279:19
9:19
#20531
40K
24.85 mi15:11:073:54:389:268:00
9:21
#20425
25.2M
25.20 mi15:14:473:58:189:273:40
10:38
#20405
Finish
26.22 mi15:23:574:07:289:279:10
9:00
#20334
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi222028978897819583(Top 74%)7436(Top 65%)7436(Top 152%)
10K6.21 mi3.10 mi21934+2688813+1658813+16521609(Top 81%)8604(Top 75%)8604(Top 176%)
15K9.32 mi3.11 mi21292+6428436+3778436+37719583(Top 74%)7436(Top 65%)7436(Top 152%)
20K12.43 mi3.11 mi20901+3918218+2188218+21819567(Top 73%)7417(Top 65%)7417(Top 152%)
Half13.11 mi0.68 mi20854+478189+298189+2920237(Top 76%)7808(Top 68%)7808(Top 160%)
25K15.53 mi2.42 mi20867-138186+38186+320923(Top 79%)8224(Top 72%)8224(Top 168%)
30K18.64 mi3.11 mi20748+1198129+578129+5720383(Top 77%)7989(Top 70%)7989(Top 164%)
20M20.00 mi1.36 mi20928-1808254-1258254-12522603(Top 85%)9301(Top 81%)9301(Top 190%)
21M21.00 mi1.00 mi20775+1538172+828172+8218293(Top 69%)6930(Top 61%)6930(Top 142%)
35K21.75 mi0.75 mi20694+818141+318141+3118964(Top 71%)7377(Top 65%)7377(Top 151%)
23M23.00 mi1.25 mi20621+738116+258116+2519916(Top 75%)7907(Top 69%)7907(Top 162%)
24M24.00 mi1.00 mi20531+908079+378079+3718556(Top 70%)7207(Top 63%)7207(Top 148%)
40K24.85 mi0.85 mi20425+1068022+578022+5717812(Top 67%)6853(Top 60%)6853(Top 140%)
25.2M25.20 mi0.35 mi20405+208021+18021+119550(Top 73%)7815(Top 68%)7815(Top 160%)
Finish26.22 mi1.02 mi20334+717988+337988+3317987(Top 68%)6913(Top 61%)6913(Top 142%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 74%
×21stories
+97ft-345ft

Overall

19583

Females

7436

F18-39

7436

5K→10K

3.1 - 6.2 mi

Top 81%
×5stories
+79ft-138ft

Overall

21609

Females

8604

F18-39

8604

10K→15K

6.2 - 9.3 mi

Top 74%
×3stories
+67ft-78ft

Overall

19583

Females

7436

F18-39

7436

15K→20K

9.3 - 12.4 mi

Top 73%
×5stories
+106ft-86ft

Overall

19567

Females

7417

F18-39

7417

20K→Half

12.4 - 13.1 mi

Top 76%
×2stories
+19ft-37ft

Overall

20237

Females

7808

F18-39

7808

Half→25K

13.1 - 15.5 mi

Top 79%
×4stories
+66ft-88ft

Overall

20923

Females

8224

F18-39

8224

25K→30K

15.5 - 18.6 mi

Top 77%
×9stories
+181ft-148ft

Overall

20383

Females

7989

F18-39

7989

30K→20M

18.6 - 20.0 mi

Top 85%
×5stories
+64ft-50ft

Overall

22603

Females

9301

F18-39

9301

20M→21M

20.0 - 21.0 mi

Top 69%
×8stories
+106ft-24ft

Overall

18293

Females

6930

F18-39

6930

21M→35K

21.0 - 21.8 mi

Top 71%
×7stories
+17ft-86ft

Overall

18964

Females

7377

F18-39

7377

35K→23M

21.8 - 23.0 mi

Top 75%
×5stories
+23ft-63ft

Overall

19916

Females

7907

F18-39

7907

23M→24M

23.0 - 24.0 mi

Top 70%
×6stories
+12ft-82ft

Overall

18556

Females

7207

F18-39

7207

24M→40K

24.0 - 24.9 mi

Top 67%
×1story
+6ft-20ft

Overall

17812

Females

6853

F18-39

6853

40K→25.2M

24.9 - 25.2 mi

Top 73%
×1story
+13ft-16ft

Overall

19550

Females

7815

F18-39

7815

25.2M→Finish

25.2 - 26.2 mi

Top 68%
×2stories
+22ft-21ft

Overall

17987

Females

6913

F18-39

6913

Passing Analysis

Category:
Athletes Passed
2533
Passed By
665
Net Change
+1868
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#22202
5K → 10K410142+268#22202#21934
10K → 15K65210+642#21934#21292
15K → 20K40918+391#21292#20901
20K → Half5912+47#20901#20854
Half → 25K92105-13#20854#20867
25K → 30K20485+119#20867#20748
30K → 20M32212-180#20748#20928
20M → 21M1596+153#20928#20775
21M → 35K876+81#20775#20694
35K → 23M9926+73#20694#20621
23M → 24M10313+90#20621#20531
24M → 40K1126+106#20531#20425
40K → 25.2M3212+20#20425#20405
25.2M → Finish8312+71#20405#20334
TOTALS2533665+1868
📊

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