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BOSTON MARATHON 2023

Lucy Basten

Bib: 30787•F

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Masters (Masters Women)
#0 / 6539
Division (F50-54)
#0 / 1207
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:27
Rank: #10081
Start → 5K
23:27 | 7:33/mi
10K· 6.21 mi
48:45
Rank: #13164 (-3083)
5K → 10K
25:18 | 8:09/mi
15K· 9.32 mi
1:15:38
Rank: #15224 (-2060)
10K → 15K
26:53 | 8:39/mi
20K· 12.43 mi
1:43:52
Rank: #16689 (-1465)
15K → 20K
28:14 | 9:05/mi
Half· 13.11 mi
1:50:04
Rank: #16921 (-232)
20K → Half
6:12 | 9:05/mi
25K· 15.53 mi
2:13:00
Rank: #17699 (-778)
Half → 25K
22:56 | 9:28/mi
30K· 18.64 mi
2:43:34
Rank: #18427 (-728)
25K → 30K
30:34 | 9:50/mi
20M
2:57:38
Rank: #18795 (-368)
30K → 20M
14:04 | 10:21/mi
21M
3:08:44
Rank: #18998 (-203)
20M → 21M
11:06 | 11:06/mi
35K· 21.75 mi
3:15:49
Rank: #19024 (-26)
21M → 35K
7:05 | 9:28/mi
23M
3:28:28
Rank: #19140 (-116)
35K → 23M
12:39 | 10:06/mi
24M
3:38:01
Rank: #19157 (-17)
23M → 24M
9:33 | 9:33/mi
40K· 24.85 mi
3:46:50
Rank: #19255 (-98)
24M → 40K
8:49 | 10:19/mi
25.2M
3:50:34
Rank: #19293 (-38)
40K → 25.2M
3:44 | 10:50/mi
Finish· 26.22 mi
4:00:38
Rank: #19418 (-125)
25.2M → Finish
10:04 | 9:53/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:50:04
Pace8:24 /mi
2nd Half
Distance13.11 mi
Time2:10:34
Pace9:58 /mi
📊Positive Split: 18.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:38:3223:277:3323:27
7:33
-
10K
6.21 mi12:03:5048:457:5125:18
8:09
+0:36
15K
9.32 mi12:30:431:15:388:0726:53
8:39
+0:30
20K
12.43 mi12:58:571:43:528:2128:14
9:05
+0:26
Half
13.11 mi13:05:091:50:048:246:12
9:05
0:00
25K
15.53 mi13:28:052:13:008:3422:56
9:28
+0:23
30K
18.64 mi13:58:392:43:348:4630:34
9:50
+0:22
20M
20.00 mi14:12:432:57:388:5314:04
10:21
+0:31
21M
21.00 mi14:23:493:08:448:5911:06
11:06
+0:45
35K
21.75 mi14:30:543:15:499:007:05
9:28
-1:38
23M
23.00 mi14:43:333:28:289:0412:39
10:06
+0:38
24M
24.00 mi14:53:063:38:019:059:33
9:33
-0:33
40K
24.85 mi15:01:553:46:509:088:49
10:19
+0:46
25.2M
25.20 mi15:05:393:50:349:093:44
10:50
+0:31
Finish
26.22 mi15:15:434:00:389:1110:04
9:53
-0:57

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

7:33 /mi

Average Pace

9:11 /mi

Slowest Pace

11:06 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:50:04

46% of race

Time at Steady Pace

1:20:12

33% of race

Time at Slower Pace

50:22

21% of race

Average Pace: 9:11 /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 mi11:38:3223:277:3323:27
7:33
#10081
10K
6.21 mi12:03:5048:457:5125:18
8:09
#13164
15K
9.32 mi12:30:431:15:388:0726:53
8:39
#15224
20K
12.43 mi12:58:571:43:528:2128:14
9:05
#16689
Half
13.11 mi13:05:091:50:048:246:12
9:05
#16921
25K
15.53 mi13:28:052:13:008:3422:56
9:28
#17699
30K
18.64 mi13:58:392:43:348:4630:34
9:50
#18427
20M
20.00 mi14:12:432:57:388:5314:04
10:21
#18795
21M
21.00 mi14:23:493:08:448:5911:06
11:06
#18998
35K
21.75 mi14:30:543:15:499:007:05
9:28
#19024
23M
23.00 mi14:43:333:28:289:0412:39
10:06
#19140
24M
24.00 mi14:53:063:38:019:059:33
9:33
#19157
40K
24.85 mi15:01:553:46:509:088:49
10:19
#19255
25.2M
25.20 mi15:05:393:50:349:093:44
10:50
#19293
Finish
26.22 mi15:15:434:00:389:1110:04
9:53
#19418
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi100811906190618751(Top 70%)6954(Top 61%)6954(Top 576%)
10K6.21 mi3.10 mi13164-30833548-16423548-164215870(Top 60%)5193(Top 45%)5193(Top 430%)
15K9.32 mi3.11 mi15224-20604802-12544802-125418751(Top 70%)6954(Top 61%)6954(Top 576%)
20K12.43 mi3.11 mi16689-14655730-9285730-92820091(Top 75%)7720(Top 68%)7720(Top 640%)
Half13.11 mi0.68 mi16921-2325880-1505880-15020791(Top 78%)8115(Top 71%)8115(Top 672%)
25K15.53 mi2.42 mi17699-7786353-4736353-47320700(Top 78%)8101(Top 71%)8101(Top 671%)
30K18.64 mi3.11 mi18427-7286824-4716824-47120563(Top 77%)8087(Top 71%)8087(Top 670%)
20M20.00 mi1.36 mi18795-3687032-2087032-20821402(Top 80%)8638(Top 76%)8638(Top 716%)
21M21.00 mi1.00 mi18998-2037165-1337165-13321033(Top 79%)8477(Top 74%)8477(Top 702%)
35K21.75 mi0.75 mi19024-267190-257190-2519762(Top 74%)7790(Top 68%)7790(Top 645%)
23M23.00 mi1.25 mi19140-1167267-777267-7720297(Top 76%)8127(Top 71%)8127(Top 673%)
24M24.00 mi1.00 mi19157-177281-147281-1419405(Top 73%)7668(Top 67%)7668(Top 635%)
40K24.85 mi0.85 mi19255-987343-627343-6220780(Top 78%)8477(Top 74%)8477(Top 702%)
25.2M25.20 mi0.35 mi19293-387367-247367-2420057(Top 75%)8088(Top 71%)8088(Top 670%)
Finish26.22 mi1.02 mi19418-1257452-857452-8521411(Top 80%)8786(Top 77%)8786(Top 728%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 70%
×21stories
+97ft-345ft

Overall

18751

Females

6954

F50-54

6954

5K→10K

3.1 - 6.2 mi

Top 60%
×5stories
+79ft-138ft

Overall

15870

Females

5193

F50-54

5193

10K→15K

6.2 - 9.3 mi

Top 70%
×3stories
+67ft-78ft

Overall

18751

Females

6954

F50-54

6954

15K→20K

9.3 - 12.4 mi

Top 75%
×5stories
+106ft-86ft

Overall

20091

Females

7720

F50-54

7720

20K→Half

12.4 - 13.1 mi

Top 78%
×2stories
+19ft-37ft

Overall

20791

Females

8115

F50-54

8115

Half→25K

13.1 - 15.5 mi

Top 78%
×4stories
+66ft-88ft

Overall

20700

Females

8101

F50-54

8101

25K→30K

15.5 - 18.6 mi

Top 77%
×9stories
+181ft-148ft

Overall

20563

Females

8087

F50-54

8087

30K→20M

18.6 - 20.0 mi

Top 80%
×5stories
+64ft-50ft

Overall

21402

Females

8638

F50-54

8638

20M→21M

20.0 - 21.0 mi

Top 79%
×8stories
+106ft-24ft

Overall

21033

Females

8477

F50-54

8477

21M→35K

21.0 - 21.8 mi

Top 74%
×7stories
+17ft-86ft

Overall

19762

Females

7790

F50-54

7790

35K→23M

21.8 - 23.0 mi

Top 76%
×5stories
+23ft-63ft

Overall

20297

Females

8127

F50-54

8127

23M→24M

23.0 - 24.0 mi

Top 73%
×6stories
+12ft-82ft

Overall

19405

Females

7668

F50-54

7668

24M→40K

24.0 - 24.9 mi

Top 78%
×1story
+6ft-20ft

Overall

20780

Females

8477

F50-54

8477

40K→25.2M

24.9 - 25.2 mi

Top 75%
×1story
+13ft-16ft

Overall

20057

Females

8088

F50-54

8088

25.2M→Finish

25.2 - 26.2 mi

Top 80%
×2stories
+22ft-21ft

Overall

21411

Females

8786

F50-54

8786

Passing Analysis

Category:
Athletes Passed
334
Passed By
9671
Net Change
-9337
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#10081
5K → 10K53088-3083#10081#13164
10K → 15K62066-2060#13164#15224
15K → 20K141479-1465#15224#16689
20K → Half2234-232#16689#16921
Half → 25K24802-778#16921#17699
25K → 30K43771-728#17699#18427
30K → 20M22390-368#18427#18795
20M → 21M30233-203#18795#18998
21M → 35K3359-26#18998#19024
35K → 23M46162-116#19024#19140
23M → 24M4865-17#19140#19157
24M → 40K28126-98#19157#19255
40K → 25.2M1856-38#19255#19293
25.2M → Finish15140-125#19293#19418
TOTALS3349671-9337
📊

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