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BOSTON MARATHON 2023

Laura Falls

Bib: 18420•F

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 48%
Gender (Female)
#0 / 11423
Top 32%
Masters (Masters Women)
#0 / 6539
Top 18%
Division (F40-44)
#0 / 1878
Top 34%
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
7:50/mi
24:21
↑ 97↓ 3451.5%
10K· 6.21 mi
7:49/mi
48:38
↑ 79↓ 1380.4%
15K· 9.32 mi
7:52/mi
1:13:03
↑ 67↓ 78
20K· 12.43 mi
7:55/mi
1:37:39
↑ 106↓ 860.1%
Half· 13.11 mi
7:55/mi
1:43:03
↑ 19↓ 370.5%
25K· 15.53 mi
8:05/mi
2:02:39
↑ 66↓ 880.2%
30K· 18.64 mi
8:19/mi
2:28:30
↑ 181↓ 1480.2%
20M
8:26/mi
2:39:57
↑ 64↓ 500.2%
21M
8:51/mi
2:48:48
↑ 106↓ 241.6%
35K· 21.75 mi
8:12/mi
2:54:56
↑ 17↓ 861.7%
23M
8:24/mi
3:05:27
↑ 23↓ 630.6%
24M
8:15/mi
3:13:42
↓ 821.3%
40K· 24.85 mi
8:16/mi
3:20:46
↓ 200.3%
25.2M
8:48/mi
3:23:48
↑ 13↓ 160.2%
Finish· 26.22 mi
8:10/mi
3:32:07
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:43:03
Pace7:52 /mi
2nd Half
Distance13.11 mi
Time1:49:04
Pace8:19 /mi
📊Positive Split: 5.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:15:2824:217:5024:21
7:50
-
10K
6.21 mi11:39:4548:387:5024:17
7:49
-0:01
15K
9.32 mi12:04:101:13:037:5024:25
7:52
+0:03
20K
12.43 mi12:28:461:37:397:5124:36
7:55
+0:03
Half
13.11 mi12:34:101:43:037:525:24
7:55
0:00
25K
15.53 mi12:53:462:02:397:5419:36
8:05
+0:10
30K
18.64 mi13:19:372:28:307:5825:51
8:19
+0:14
20M
20.00 mi13:31:042:39:578:0011:27
8:26
+0:07
21M
21.00 mi13:39:552:48:488:028:51
8:51
+0:25
35K
21.75 mi13:46:032:54:568:036:08
8:12
-0:39
23M
23.00 mi13:56:343:05:278:0410:31
8:24
+0:12
24M
24.00 mi14:04:493:13:428:048:15
8:15
-0:09
40K
24.85 mi14:11:533:20:468:057:04
8:16
+0:01
25.2M
25.20 mi14:14:553:23:488:053:02
8:48
+0:32
Finish
26.22 mi14:23:143:32:078:068:19
8:10
-0:38

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

7:49 /mi

Average Pace

8:06 /mi

Slowest Pace

8:51 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:20:14

94% of race

Time at Steady Pace

11:53

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:05 /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 mi11:15:2824:217:5024:21
7:50
#12741
10K
6.21 mi11:39:4548:387:5024:17
7:49
#12952
15K
9.32 mi12:04:101:13:037:5024:25
7:52
#13024
20K
12.43 mi12:28:461:37:397:5124:36
7:55
#12939
Half
13.11 mi12:34:101:43:037:525:24
7:55
#12961
25K
15.53 mi12:53:462:02:397:5419:36
8:05
#13002
30K
18.64 mi13:19:372:28:307:5825:51
8:19
#13035
20M
20.00 mi13:31:042:39:578:0011:27
8:26
#13030
21M
21.00 mi13:39:552:48:488:028:51
8:51
#12969
35K
21.75 mi13:46:032:54:568:036:08
8:12
#12972
23M
23.00 mi13:56:343:05:278:0410:31
8:24
#12930
24M
24.00 mi14:04:493:13:428:048:15
8:15
#12920
40K
24.85 mi14:11:533:20:468:057:04
8:16
#12858
25.2M
25.20 mi14:14:553:23:488:053:02
8:48
#12842
Finish
26.22 mi14:23:143:32:078:068:19
8:10
#12829
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi127413298329813198(Top 50%)3605(Top 32%)3605(Top 192%)
10K6.21 mi3.10 mi12952-2113420-1223420-12213280(Top 50%)3598(Top 31%)3598(Top 192%)
15K9.32 mi3.11 mi13024-723477-573477-5713198(Top 50%)3605(Top 32%)3605(Top 192%)
20K12.43 mi3.11 mi12939+853445+323445+3212781(Top 48%)3430(Top 30%)3430(Top 183%)
Half13.11 mi0.68 mi12961-223461-163461-1613732(Top 52%)3919(Top 34%)3919(Top 209%)
25K15.53 mi2.42 mi13002-413504-433504-4313410(Top 50%)3865(Top 34%)3865(Top 206%)
30K18.64 mi3.11 mi13035-333569-653569-6513148(Top 49%)3836(Top 34%)3836(Top 204%)
20M20.00 mi1.36 mi13030+53585-163585-1613178(Top 50%)3947(Top 35%)3947(Top 210%)
21M21.00 mi1.00 mi12969+613570+153570+1512562(Top 47%)3716(Top 33%)3716(Top 198%)
35K21.75 mi0.75 mi12972-33594-243594-2413429(Top 50%)4228(Top 37%)4228(Top 225%)
23M23.00 mi1.25 mi12930+423589+53589+512595(Top 47%)3846(Top 34%)3846(Top 205%)
24M24.00 mi1.00 mi12920+103598-93598-912956(Top 49%)4108(Top 36%)4108(Top 219%)
40K24.85 mi0.85 mi12858+623585+133585+1311823(Top 44%)3570(Top 31%)3570(Top 190%)
25.2M25.20 mi0.35 mi12842+163583+23583+211392(Top 43%)3404(Top 30%)3404(Top 181%)
Finish26.22 mi1.02 mi12829+133599-163599-1613193(Top 50%)4302(Top 38%)4302(Top 229%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 50%
×21story building
+97ft-345ft

Overall

13198

Females

3605

F40-44

3605

5K→10K

3.1 - 6.2 mi

Top 50%
×5story building
+79ft-138ft

Overall

13280

Females

3598

F40-44

3598

10K→15K

6.2 - 9.3 mi

Top 50%
×3story building
+67ft-78ft

Overall

13198

Females

3605

F40-44

3605

15K→20K

9.3 - 12.4 mi

Top 48%
×5story building
+106ft-86ft

Overall

12781

Females

3430

F40-44

3430

20K→Half

12.4 - 13.1 mi

Top 52%
×2story building
+19ft-37ft

Overall

13732

Females

3919

F40-44

3919

Half→25K

13.1 - 15.5 mi

Top 50%
×4story building
+66ft-88ft

Overall

13410

Females

3865

F40-44

3865

25K→30K

15.5 - 18.6 mi

Top 49%
×9story building
+181ft-148ft

Overall

13148

Females

3836

F40-44

3836

30K→20M

18.6 - 20.0 mi

Top 50%
×5story building
+64ft-50ft

Overall

13178

Females

3947

F40-44

3947

20M→21M

20.0 - 21.0 mi

Top 47%
×8story building
+106ft-24ft

Overall

12562

Females

3716

F40-44

3716

21M→35K

21.0 - 21.8 mi

Top 50%
×7story building
+17ft-86ft

Overall

13429

Females

4228

F40-44

4228

35K→23M

21.8 - 23.0 mi

Top 47%
×5story building
+23ft-63ft

Overall

12595

Females

3846

F40-44

3846

23M→24M

23.0 - 24.0 mi

Top 49%
×6story building
+12ft-82ft

Overall

12956

Females

4108

F40-44

4108

24M→40K

24.0 - 24.9 mi

Top 44%
×1story
+6ft-20ft

Overall

11823

Females

3570

F40-44

3570

40K→25.2M

24.9 - 25.2 mi

Top 43%
×1story
+13ft-16ft

Overall

11392

Females

3404

F40-44

3404

25.2M→Finish

25.2 - 26.2 mi

Top 50%
×2story building
+22ft-21ft

Overall

13193

Females

4302

F40-44

4302

Passing Analysis

Category:
Athletes Passed
1587
Passed By
1675
Net Change
-88
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#12741
5K → 10K215426-211#12741#12952
10K → 15K178250-72#12952#13024
15K → 20K225140+85#13024#12939
20K → Half2244-22#12939#12961
Half → 25K130171-41#12961#13002
25K → 30K177210-33#13002#13035
30K → 20M9085+5#13035#13030
20M → 21M12968+61#13030#12969
21M → 35K4346-3#12969#12972
35K → 23M10765+42#12972#12930
23M → 24M7060+10#12930#12920
24M → 40K10038+62#12920#12858
40K → 25.2M3115+16#12858#12842
25.2M → Finish7057+13#12842#12829
TOTALS15871675-88
📊

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