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BOSTON MARATHON 2023

Rachel Laliberte

NH

Bib: 30006 F

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

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
469 ft elev
5K· 3.11 mi
10:37/mi
32:59
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
10:29/mi
1:05:32
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
10:34/mi
1:38:23
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
11:18/mi
2:13:29
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
11:10/mi
2:21:06
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
12:15/mi
2:50:48
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
13:09/mi
3:31:39
↑ 181↓ 1480.2%
138 ft elev
20M
12:50/mi
3:49:05
↑ 64↓ 500.2%
148 ft elev
21M
14:07/mi
4:03:12
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
11:47/mi
4:12:01
↑ 17↓ 861.7%
156 ft elev
23M
13:05/mi
4:28:24
↑ 23↓ 630.6%
116 ft elev
24M
11:51/mi
4:40:15
↓ 821.3%
34 ft elev
40K· 24.85 mi
12:38/mi
4:51:03
↓ 200.3%
20 ft elev
25.2M
13:49/mi
4:55:49
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
12:03/mi
5:08:06
↑ 22↓ 21
17 ft elev
Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent

The Course

Half Splits

1st Half· via Half
2:21:0610:46 /mi⚡ faster
2nd Half
2:47:0012:44 /mi+18.4%
Positive split — 18.4% slower in the second half
Is this your race?

Your race, unpacked

See your splits, ranks & AI insights.

Checkpoint Splits

CheckpointTimeAvg PaceSegment LengthSegment TimeSegment PaceTrendDiff
5K
32:5910:373.11 mi32:59
10:37
-
10K
1:05:3210:333.10 mi32:33
10:29
-0:08
15K
1:38:2310:333.11 mi32:51
10:34
+0:05
20K
2:13:2910:443.11 mi35:06
11:18
+0:44
Half(13.11 mi)
2:21:0610:460.68 mi7:37
11:10
-0:08
25K
2:50:4811:002.42 mi29:42
12:15
+1:05
30K
3:31:3911:213.11 mi40:51
13:09
+0:54
20M
3:49:0511:271.36 mi17:26
12:50
-0:19
21M
4:03:1211:351.00 mi14:07
14:07
+1:17
35K
4:12:0111:350.75 mi8:49
11:47
-2:20
23M
4:28:2411:401.25 mi16:23
13:05
+1:18
24M
4:40:1511:411.00 mi11:51
11:51
-1:14
40K
4:51:0311:430.85 mi10:48
12:38
+0:47
25.2M
4:55:4911:440.35 mi4:46
13:49
+1:11
Finish(26.22 mi)
5:08:0611:461.02 mi12:17
12:03
-1:46
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

10:29 /mi

Average Pace

11:46 /mi

Slowest Pace

14:07 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

2:21:06

46% of race

Time at Steady Pace

1:02:39

20% of race

Time at Slower Pace

1:44:21

34% of race

Average Pace: 11:45 /mi

Loading chart...
Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

Heatmap

Loading...
0mi6.6mi13.1mi19.7mi26.2mi
Pace:
Faster
Steady
Slower

Checkpoint and Segment Rankings

CheckpointSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi249891042610426245881022810228
10K3.10 mi24795+19410321+10510321+105246491024910249
15K3.11 mi24734+6110296+2510296+25245881022810228
20K3.11 mi24839-10510361-6510361-65250031048010480
Half(13.11 mi)0.68 mi24861-2210378-1710378-17251751059510595
25K2.42 mi25010-14910472-9410472-94253541071010710
30K3.11 mi25172-16210584-11210584-112255391086110861
20M1.36 mi25170+210590-610590-6250321061710617
21M1.00 mi25180-1010603-1310603-13251321067910679
35K0.75 mi25163+1710602+110602+1244701038310383
23M1.25 mi25190-2710627-2510627-25251791072910729
24M1.00 mi25165+2510621+610621+6243451035010350
40K0.85 mi25149+1610614+710614+7245921047810478
25.2M0.35 mi25152-310612+210612+2248661062510625
Finish(26.22 mi)1.02 mi25165-1310623-1110623-11252771080710807

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 92%
×21story building
+97ft-345ft

Overall

24588

Females

10228

F18-39

10228

5K→10K

3.1 - 6.2 mi

Top 93%
×5story building
+79ft-138ft

Overall

24649

Females

10249

F18-39

10249

10K→15K

6.2 - 9.3 mi

Top 92%
×3story building
+67ft-78ft

Overall

24588

Females

10228

F18-39

10228

15K→20K

9.3 - 12.4 mi

Top 94%
×5story building
+106ft-86ft

Overall

25003

Females

10480

F18-39

10480

20K→Half

12.4 - 13.1 mi

Top 95%
×2story building
+19ft-37ft

Overall

25175

Females

10595

F18-39

10595

Half→25K

13.1 - 15.5 mi

Top 95%
×4story building
+66ft-88ft

Overall

25354

Females

10710

F18-39

10710

25K→30K

15.5 - 18.6 mi

Top 96%
×9story building
+181ft-148ft

Overall

25539

Females

10861

F18-39

10861

30K→20M

18.6 - 20.0 mi

Top 94%
×5story building
+64ft-50ft

Overall

25032

Females

10617

F18-39

10617

20M→21M

20.0 - 21.0 mi

Top 94%
×8story building
+106ft-24ft

Overall

25132

Females

10679

F18-39

10679

21M→35K

21.0 - 21.8 mi

Top 92%
×7story building
+17ft-86ft

Overall

24470

Females

10383

F18-39

10383

35K→23M

21.8 - 23.0 mi

Top 95%
×5story building
+23ft-63ft

Overall

25179

Females

10729

F18-39

10729

23M→24M

23.0 - 24.0 mi

Top 91%
×6story building
+12ft-82ft

Overall

24345

Females

10350

F18-39

10350

24M→40K

24.0 - 24.9 mi

Top 92%
×1story
+6ft-20ft

Overall

24592

Females

10478

F18-39

10478

40K→25.2M

24.9 - 25.2 mi

Top 93%
×1story
+13ft-16ft

Overall

24866

Females

10625

F18-39

10625

25.2M→Finish

25.2 - 26.2 mi

Top 95%
×2story building
+22ft-21ft

Overall

25277

Females

10807

F18-39

10807

Passing Analysis

Category:
Passed
782
Passed By
958
Net Change
-176
SegmentPassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#24989
5K → 10K299105+194#24989#24795
10K → 15K14786+61#24795#24734
15K → 20K65170-105#24734#24839
20K → Half1234-22#24839#24861
Half → 25K31180-149#24861#25010
25K → 30K35197-162#25010#25172
30K → 20M3634+2#25172#25170
20M → 21M2737-10#25170#25180
21M → 35K2710+17#25180#25163
35K → 23M2653-27#25163#25190
23M → 24M327+25#25190#25165
24M → 40K248+16#25165#25149
40K → 25.2M69-3#25149#25152
25.2M → Finish1528-13#25152#25165
TOTALS782958-176

Passing Charts

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