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BOSTON MARATHON 2023

Lindsay Brown

Bib: 22561•F

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Masters (Masters Women)
#0 / 6539
Division (F45-49)
#0 / 1817
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
8:56/mi
27:45
↑ 97↓ 3451.5%
10K· 6.21 mi
9:00/mi
55:44
↑ 79↓ 1380.4%
15K· 9.32 mi
9:00/mi
1:23:42
↑ 67↓ 78
20K· 12.43 mi
8:59/mi
1:51:38
↑ 106↓ 860.1%
Half· 13.11 mi
9:02/mi
1:57:48
↑ 19↓ 370.5%
25K· 15.53 mi
9:05/mi
2:19:49
↑ 66↓ 880.2%
30K· 18.64 mi
10:03/mi
2:51:03
↑ 181↓ 1480.2%
20M
9:12/mi
3:03:33
↑ 64↓ 500.2%
21M
9:28/mi
3:13:01
↑ 106↓ 241.6%
35K· 21.75 mi
9:12/mi
3:19:54
↑ 17↓ 861.7%
23M
9:26/mi
3:31:43
↑ 23↓ 630.6%
24M
9:18/mi
3:41:01
↓ 821.3%
40K· 24.85 mi
9:14/mi
3:48:55
↓ 200.3%
25.2M
8:59/mi
3:52:01
↑ 13↓ 160.2%
Finish· 26.22 mi
8:11/mi
4:00:21
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:57:48
Pace8:59 /mi
2nd Half
Distance13.11 mi
Time2:02:33
Pace9:21 /mi
📊Positive Split: 4.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:25:5627:458:5627:45
8:56
-
10K
6.21 mi11:53:5555:448:5827:59
9:00
+0:04
15K
9.32 mi12:21:531:23:428:5927:58
9:00
0:00
20K
12.43 mi12:49:491:51:388:5927:56
8:59
-0:01
Half
13.11 mi12:55:591:57:488:596:10
9:02
+0:03
25K
15.53 mi13:18:002:19:499:0022:01
9:05
+0:03
30K
18.64 mi13:49:142:51:039:1131:14
10:03
+0:58
20M
20.00 mi14:01:443:03:339:1112:30
9:12
-0:51
21M
21.00 mi14:11:123:13:019:119:28
9:28
+0:16
35K
21.75 mi14:18:053:19:549:116:53
9:12
-0:16
23M
23.00 mi14:29:543:31:439:1211:49
9:26
+0:14
24M
24.00 mi14:39:123:41:019:139:18
9:18
-0:08
40K
24.85 mi14:47:063:48:559:137:54
9:14
-0:04
25.2M
25.20 mi14:50:123:52:019:123:06
8:59
-0:15
Finish
26.22 mi14:58:324:00:219:108:20
8:11
-0:48

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

8:11 /mi

Average Pace

9:10 /mi

Slowest Pace

10:03 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

8:20

3% of race

Time at Steady Pace

2:50:12

71% of race

Time at Slower Pace

1:01:49

26% of race

Average Pace: 9:10 /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 mi11:25:5627:458:5627:45
8:56
#20130
10K
6.21 mi11:53:5555:448:5827:59
9:00
#20527
15K
9.32 mi12:21:531:23:428:5927:58
9:00
#20485
20K
12.43 mi12:49:491:51:388:5927:56
8:59
#20285
Half
13.11 mi12:55:591:57:488:596:10
9:02
#20304
25K
15.53 mi13:18:002:19:499:0022:01
9:05
#20119
30K
18.64 mi13:49:142:51:039:1131:14
10:03
#20364
20M
20.00 mi14:01:443:03:339:1112:30
9:12
#20166
21M
21.00 mi14:11:123:13:019:119:28
9:28
#19912
35K
21.75 mi14:18:053:19:549:116:53
9:12
#19862
23M
23.00 mi14:29:543:31:439:1211:49
9:26
#19754
24M
24.00 mi14:39:123:41:019:139:18
9:18
#19698
40K
24.85 mi14:47:063:48:559:137:54
9:14
#19620
25.2M
25.20 mi14:50:123:52:019:123:06
8:59
#19535
Finish
26.22 mi14:58:324:00:219:108:20
8:11
#19377
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi201307895789520518(Top 77%)7966(Top 70%)7966(Top 438%)
10K6.21 mi3.10 mi20527-3978047-1528047-15220908(Top 79%)8211(Top 72%)8211(Top 452%)
15K9.32 mi3.11 mi20485+428007+408007+4020518(Top 77%)7966(Top 70%)7966(Top 438%)
20K12.43 mi3.11 mi20285+2007883+1247883+12419657(Top 74%)7475(Top 65%)7475(Top 411%)
Half13.11 mi0.68 mi20304-197887-47887-420603(Top 77%)8016(Top 70%)8016(Top 441%)
25K15.53 mi2.42 mi20119+1857773+1147773+11419337(Top 73%)7328(Top 64%)7328(Top 403%)
30K18.64 mi3.11 mi20364-2457934-1617934-16121169(Top 80%)8441(Top 74%)8441(Top 465%)
20M20.00 mi1.36 mi20166+1987838+967838+9617573(Top 66%)6501(Top 57%)6501(Top 358%)
21M21.00 mi1.00 mi19912+2547692+1467692+14615847(Top 60%)5550(Top 49%)5550(Top 305%)
35K21.75 mi0.75 mi19862+507677+157677+1518771(Top 71%)7261(Top 64%)7261(Top 400%)
23M23.00 mi1.25 mi19754+1087621+567621+5618099(Top 68%)6926(Top 61%)6926(Top 381%)
24M24.00 mi1.00 mi19698+567592+297592+2918475(Top 69%)7152(Top 63%)7152(Top 394%)
40K24.85 mi0.85 mi19620+787559+337559+3317302(Top 65%)6574(Top 58%)6574(Top 362%)
25.2M25.20 mi0.35 mi19535+857515+447515+4412607(Top 47%)4066(Top 36%)4066(Top 224%)
Finish26.22 mi1.02 mi19377+1587422+937422+9313337(Top 50%)4396(Top 38%)4396(Top 242%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 77%
×21story building
+97ft-345ft

Overall

20518

Females

7966

F45-49

7966

5K→10K

3.1 - 6.2 mi

Top 79%
×5story building
+79ft-138ft

Overall

20908

Females

8211

F45-49

8211

10K→15K

6.2 - 9.3 mi

Top 77%
×3story building
+67ft-78ft

Overall

20518

Females

7966

F45-49

7966

15K→20K

9.3 - 12.4 mi

Top 74%
×5story building
+106ft-86ft

Overall

19657

Females

7475

F45-49

7475

20K→Half

12.4 - 13.1 mi

Top 77%
×2story building
+19ft-37ft

Overall

20603

Females

8016

F45-49

8016

Half→25K

13.1 - 15.5 mi

Top 73%
×4story building
+66ft-88ft

Overall

19337

Females

7328

F45-49

7328

25K→30K

15.5 - 18.6 mi

Top 80%
×9story building
+181ft-148ft

Overall

21169

Females

8441

F45-49

8441

30K→20M

18.6 - 20.0 mi

Top 66%
×5story building
+64ft-50ft

Overall

17573

Females

6501

F45-49

6501

20M→21M

20.0 - 21.0 mi

Top 60%
×8story building
+106ft-24ft

Overall

15847

Females

5550

F45-49

5550

21M→35K

21.0 - 21.8 mi

Top 71%
×7story building
+17ft-86ft

Overall

18771

Females

7261

F45-49

7261

35K→23M

21.8 - 23.0 mi

Top 68%
×5story building
+23ft-63ft

Overall

18099

Females

6926

F45-49

6926

23M→24M

23.0 - 24.0 mi

Top 69%
×6story building
+12ft-82ft

Overall

18475

Females

7152

F45-49

7152

24M→40K

24.0 - 24.9 mi

Top 65%
×1story
+6ft-20ft

Overall

17302

Females

6574

F45-49

6574

40K→25.2M

24.9 - 25.2 mi

Top 47%
×1story
+13ft-16ft

Overall

12607

Females

4066

F45-49

4066

25.2M→Finish

25.2 - 26.2 mi

Top 50%
×2story building
+22ft-21ft

Overall

13337

Females

4396

F45-49

4396

Passing Analysis

Category:
Athletes Passed
2004
Passed By
1251
Net Change
+753
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#20130
5K → 10K133530-397#20130#20527
10K → 15K192150+42#20527#20485
15K → 20K27474+200#20485#20285
20K → Half2039-19#20285#20304
Half → 25K22843+185#20304#20119
25K → 30K84329-245#20119#20364
30K → 20M2024+198#20364#20166
20M → 21M2606+254#20166#19912
21M → 35K6111+50#19912#19862
35K → 23M13527+108#19862#19754
23M → 24M7519+56#19754#19698
24M → 40K9416+78#19698#19620
40K → 25.2M861+85#19620#19535
25.2M → Finish1602+158#19535#19377
TOTALS20041251+753
📊

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