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BOSTON MARATHON 2023

Maggie Liaboe

Bib: 17952•F

IA

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 49%
Gender (Female)
#0 / 11423
Top 32%
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
24:11
Rank: #12223
Start → 5K
24:11 | 7:47/mi
10K· 6.21 mi
48:17
Rank: #12461 (-238)
5K → 10K
24:06 | 7:45/mi
15K· 9.32 mi
1:12:51
Rank: #12843 (-382)
10K → 15K
24:34 | 7:54/mi
20K· 12.43 mi
1:37:37
Rank: #12905 (-62)
15K → 20K
24:46 | 7:58/mi
Half· 13.11 mi
1:42:59
Rank: #12928 (-23)
20K → Half
5:22 | 7:52/mi
25K· 15.53 mi
2:02:34
Rank: #12963 (-35)
Half → 25K
19:35 | 8:05/mi
30K· 18.64 mi
2:28:27
Rank: #13020 (-57)
25K → 30K
25:53 | 8:20/mi
20M
2:39:56
Rank: #13022 (-2)
30K → 20M
11:29 | 8:27/mi
21M
2:48:33
Rank: #12873 (+149)
20M → 21M
8:37 | 8:37/mi
35K· 21.75 mi
2:54:53
Rank: #12958 (-85)
21M → 35K
6:20 | 8:28/mi
23M
3:05:36
Rank: #12964 (-6)
35K → 23M
10:43 | 8:34/mi
24M
3:13:55
Rank: #12979 (-15)
23M → 24M
8:19 | 8:19/mi
40K· 24.85 mi
3:21:09
Rank: #12973 (+6)
24M → 40K
7:14 | 8:28/mi
25.2M
3:24:14
Rank: #12949 (+24)
40K → 25.2M
3:05 | 8:56/mi
Finish· 26.22 mi
3:32:39
Rank: #12971 (-22)
25.2M → Finish
8:25 | 8:16/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:42:59
Pace7:51 /mi
2nd Half
Distance13.11 mi
Time1:49:40
Pace8:22 /mi
📊Positive Split: 6.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:14:5224:117:4724:11
7:47
-
10K
6.21 mi11:38:5848:177:4624:06
7:45
-0:02
15K
9.32 mi12:03:321:12:517:4924:34
7:54
+0:09
20K
12.43 mi12:28:181:37:377:5124:46
7:58
+0:04
Half
13.11 mi12:33:401:42:597:515:22
7:52
-0:06
25K
15.53 mi12:53:152:02:347:5319:35
8:05
+0:13
30K
18.64 mi13:19:082:28:277:5825:53
8:20
+0:15
20M
20.00 mi13:30:372:39:568:0011:29
8:27
+0:07
21M
21.00 mi13:39:142:48:338:028:37
8:37
+0:10
35K
21.75 mi13:45:342:54:538:026:20
8:28
-0:09
23M
23.00 mi13:56:173:05:368:0410:43
8:34
+0:06
24M
24.00 mi14:04:363:13:558:058:19
8:19
-0:15
40K
24.85 mi14:11:503:21:098:067:14
8:28
+0:09
25.2M
25.20 mi14:14:553:24:148:063:05
8:56
+0:28
Finish
26.22 mi14:23:203:32:398:078:25
8:16
-0:40

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

7:45 /mi

Average Pace

8:07 /mi

Slowest Pace

8:56 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:10:14

89% of race

Time at Steady Pace

22:25

11% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:07 /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 mi11:14:5224:117:4724:11
7:47
#12223
10K
6.21 mi11:38:5848:177:4624:06
7:45
#12461
15K
9.32 mi12:03:321:12:517:4924:34
7:54
#12843
20K
12.43 mi12:28:181:37:377:5124:46
7:58
#12905
Half
13.11 mi12:33:401:42:597:515:22
7:52
#12928
25K
15.53 mi12:53:152:02:347:5319:35
8:05
#12963
30K
18.64 mi13:19:082:28:277:5825:53
8:20
#13020
20M
20.00 mi13:30:372:39:568:0011:29
8:27
#13022
21M
21.00 mi13:39:142:48:338:028:37
8:37
#12873
35K
21.75 mi13:45:342:54:538:026:20
8:28
#12958
23M
23.00 mi13:56:173:05:368:0410:43
8:34
#12964
24M
24.00 mi14:04:363:13:558:058:19
8:19
#12979
40K
24.85 mi14:11:503:21:098:067:14
8:28
#12973
25.2M
25.20 mi14:14:553:24:148:063:05
8:56
#12949
Finish
26.22 mi14:23:203:32:398:078:25
8:16
#12971
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi122232991299113633(Top 51%)3857(Top 34%)3857(Top 79%)
10K6.21 mi3.10 mi12461-2383140-1493140-14912754(Top 48%)3287(Top 29%)3287(Top 67%)
15K9.32 mi3.11 mi12843-3823360-2203360-22013633(Top 51%)3857(Top 34%)3857(Top 79%)
20K12.43 mi3.11 mi12905-623427-673427-6713216(Top 50%)3665(Top 32%)3665(Top 75%)
Half13.11 mi0.68 mi12928-233442-153442-1513368(Top 50%)3717(Top 33%)3717(Top 76%)
25K15.53 mi2.42 mi12963-353484-423484-4213351(Top 50%)3835(Top 34%)3835(Top 79%)
30K18.64 mi3.11 mi13020-573559-753559-7513230(Top 50%)3883(Top 34%)3883(Top 80%)
20M20.00 mi1.36 mi13022-23579-203579-2013344(Top 50%)4035(Top 35%)4035(Top 83%)
21M21.00 mi1.00 mi12873+1493516+633516+6311196(Top 42%)2978(Top 26%)2978(Top 61%)
35K21.75 mi0.75 mi12958-853586-703586-7015111(Top 57%)5162(Top 45%)5162(Top 106%)
23M23.00 mi1.25 mi12964-63611-253611-2513590(Top 51%)4385(Top 38%)4385(Top 90%)
24M24.00 mi1.00 mi12979-153637-263637-2613337(Top 50%)4295(Top 38%)4295(Top 88%)
40K24.85 mi0.85 mi12973+63660-233660-2313091(Top 49%)4247(Top 37%)4247(Top 87%)
25.2M25.20 mi0.35 mi12949+243655+53655+512229(Top 46%)3842(Top 34%)3842(Top 79%)
Finish26.22 mi1.02 mi12971-223684-293684-2913857(Top 52%)4660(Top 41%)4660(Top 95%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 51%
×21stories
+97ft-345ft

Overall

13633

Females

3857

F18-39

3857

5K→10K

3.1 - 6.2 mi

Top 48%
×5stories
+79ft-138ft

Overall

12754

Females

3287

F18-39

3287

10K→15K

6.2 - 9.3 mi

Top 51%
×3stories
+67ft-78ft

Overall

13633

Females

3857

F18-39

3857

15K→20K

9.3 - 12.4 mi

Top 50%
×5stories
+106ft-86ft

Overall

13216

Females

3665

F18-39

3665

20K→Half

12.4 - 13.1 mi

Top 50%
×2stories
+19ft-37ft

Overall

13368

Females

3717

F18-39

3717

Half→25K

13.1 - 15.5 mi

Top 50%
×4stories
+66ft-88ft

Overall

13351

Females

3835

F18-39

3835

25K→30K

15.5 - 18.6 mi

Top 50%
×9stories
+181ft-148ft

Overall

13230

Females

3883

F18-39

3883

30K→20M

18.6 - 20.0 mi

Top 50%
×5stories
+64ft-50ft

Overall

13344

Females

4035

F18-39

4035

20M→21M

20.0 - 21.0 mi

Top 42%
×8stories
+106ft-24ft

Overall

11196

Females

2978

F18-39

2978

21M→35K

21.0 - 21.8 mi

Top 57%
×7stories
+17ft-86ft

Overall

15111

Females

5162

F18-39

5162

35K→23M

21.8 - 23.0 mi

Top 51%
×5stories
+23ft-63ft

Overall

13590

Females

4385

F18-39

4385

23M→24M

23.0 - 24.0 mi

Top 50%
×6stories
+12ft-82ft

Overall

13337

Females

4295

F18-39

4295

24M→40K

24.0 - 24.9 mi

Top 49%
×1story
+6ft-20ft

Overall

13091

Females

4247

F18-39

4247

40K→25.2M

24.9 - 25.2 mi

Top 46%
×1story
+13ft-16ft

Overall

12229

Females

3842

F18-39

3842

25.2M→Finish

25.2 - 26.2 mi

Top 52%
×2stories
+22ft-21ft

Overall

13857

Females

4660

F18-39

4660

Passing Analysis

Category:
Athletes Passed
1377
Passed By
2125
Net Change
-748
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#12223
5K → 10K212450-238#12223#12461
10K → 15K84466-382#12461#12843
15K → 20K174236-62#12843#12905
20K → Half2750-23#12905#12928
Half → 25K133168-35#12928#12963
25K → 30K169226-57#12963#13020
30K → 20M8991-2#13020#13022
20M → 21M17122+149#13022#12873
21M → 35K21106-85#12873#12958
35K → 23M8692-6#12958#12964
23M → 24M5772-15#12964#12979
24M → 40K7165+6#12979#12973
40K → 25.2M3915+24#12973#12949
25.2M → Finish4466-22#12949#12971
TOTALS13772125-748
📊

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